Ina ƙera manne mai ƙarfin polyurethane 2K don itace. Ta yaya PF-040 ke taimakawa?
PF-040 (OH=450, f=3) yana aiki a matsayin abin da ke haɗa haɗin kai, yana ƙara haɗin kai da juriya ga zafi; yi amfani da kashi 10–30% na jimlar polyol.

Rufin feshi na yana da ƙarancin kwanciyar hankali. Shin PF-040 zai iya inganta shi?
Eh, babban aikinsa (3) da matsakaicin MW suna ƙara yawan haɗin gwiwa, suna rage raguwar amfani; amfani na yau da kullun shine 5-15 phr.

Menene fa'idar PF-040 akan diol na yau da kullun a cikin manne na tsari?
Yana samar da ƙarfin yankewa mafi girma da kuma juriya mafi kyau ga creep saboda tsarin trifunctional.

Ina buƙatar rage ɗanɗanon manne da aka cika. Shin PF-040 zai iya taimakawa?
PF-040 yana da ƙarancin ɗanko (360 mPa·s), yana inganta jikawar cikawa ba tare da rage amsawar amsawa ba.

Na'urar rufe PU dina ba ta da ƙarfi sosai. Yaya ake amfani da PF-040?
A maye gurbin kashi 5–10% na diol da PF-040 don ƙara ƙarfin farko bayan an warke.

Shin PF-040 ya dace da manne mai maganin danshi ɗaya?
Haka ne, amma saboda yana aiki uku-uku, zai ƙara haɗin gwiwa; yi amfani da shi a ƙananan matakai (2-5%) don guje wa haɗin gwiwa fiye da kima.

Wane nau'in ma'aunin isocyanate ya kamata in yi amfani da shi tare da PF-040?
Don manne, a auna 105–110 don tabbatar da cikakken amsawar dukkan ƙungiyoyin OH.

Mannata ya lalace a yanayin zafi mai yawa (80°C). Shin PF-040 zai iya inganta juriyar zafi?
Ee, tsarin aiki uku yana ɗaga zafin canjin gilashin; maye gurbin 20% na diol da PF-040.

Shin PF-040 yana da wani tasiri a lokacin buɗewa?
Yana ɗan rage lokacin buɗewa saboda yawan amsawa; daidaita mai haɓaka aiki daidai gwargwado.

Za a iya amfani da PF-040 a cikin grouts na polyurethane don allurar tsagewa?
Eh, ƙarancin dankonsa da kuma yawan amsawar da yake yi ya sa ya dace da allurar grouts; a yi amfani da shi da mai saurin motsa jiki.

Ina samar da rufin ƙasa na polyurethane mai juriya ga gogewa. Ta yaya PF-450 ke aiki?
PF-450 (OH=380, MW=450, f=3) yana ba da fim mai tauri, mai haɗin gwiwa tare da juriya mai kyau ga lalacewa; amfani na yau da kullun shine 40-60 phr.

Tsarin simintina yana da ƙarancin ƙarfin matsewa. Shin PF-450 zai iya inganta shi?
Eh, maye gurbin diol da PF-450 don ƙara yawan haɗin gwiwa; ƙarfi zai iya ƙaruwa da kashi 20-30%.

Menene fa'idar PF-450 akan PF-040 a cikin rufin rufi?
Mafi girman MW (450) yana ba da sassauci mafi kyau yayin da yake kiyaye tauri; PF-040 ya fi karyewa.

Ina ƙera manne mai sassa biyu na PU don haɗa ƙarfe. Wane matakin PF-450 aka ba da shawarar?
Kashi 20-40% na jimlar polyol; yana ba da kyakkyawan juriya ga mannewa da tsatsa.

Tsarin bene na ba shi da isasshen juriya ga sinadarai. Ta yaya PF-450 zai iya taimakawa?
Ƙara haɗin gwiwa daga PF-450 yana inganta juriya ga sinadarai masu narkewa da acid.

Shin PF-450 ya dace da prepolymers na MDI?
Eh, yana da matuƙar dacewa; dumamawa kafin zuwa 40°C na iya rage yawan gaurayawan da ke tattare da shi.

Menene tsawon rayuwar tukunyar da ake amfani da ita wajen amfani da PF-450 tare da sinadarin amine mai yawan gaske?
A zafin jiki na 25°C, tsawon lokacin tukunya yana da mintuna 15-30, ya danganta da matakin sinadarin da ke haifar da shi.

Rufin da nake da shi yana da manne a saman fata saboda rashin cikakken maganin da aka yi masa. Shin PF-450 zai iya magance wannan?
Babban aikinsa yana tabbatar da warkewar saman fata; tabbatar da cewa ma'aunin isocyanate ya kasance ≥105.

Za a iya amfani da PF-450 a cikin rufin polyurethane don benaye na masana'antu?
Ee, yana ba da kyakkyawan kwarara da haɓaka tauri cikin sauri; yi amfani da shi tare da defoamer.

Shin PF-450 yana haifar da launin rawaya a cikin rufin da aka rufe?
Ba fiye da polyether polyols na yau da kullun ba; yi amfani da isocyanates na aliphatic don tsarin da ba ya yin rawaya.

Ina yin simintin polyurethane elastomer mai matsakaicin tauri (Shore 80A). Shin PF-1050 ya dace?
Eh, PF-1050 (MW=1000, f=3) yana ba da daidaito mai kyau na ƙarfi da sassauci; amfani na yau da kullun shine 30-70%.

Rufin bene na yana da rauni sosai a lokacin sanyi. Ta yaya PF-1050 zai iya inganta sassauci?
A maye gurbin wani ɓangare na polyol mai gajere (misali, PF-450) da PF-1050 don rage Tg da kuma ƙara sassaucin yanayin zafi.

Menene ƙarfin manne da aka ƙera da PF-1050 na yau da kullun?
Tare da MDI da ingantaccen stoichiometry, ana iya cimma ƙarfin tensile na 5-8 MPa.

Simintina na da kumfa mai kyau. Shin PF-1050 yana da iska mai kyau?
Matsakaicin dankonsa (250 mPa·s) yana ba da damar rage zafi sosai; ana ba da shawarar cire iskar gas daga injin.

Za a iya amfani da PF-1050 a cikin hatimin polyurethane don haɗin ginin?
Eh, yana ba da kyakkyawan tsawaitawa (300-500%) da kuma murmurewa; ana amfani da shi tare da mai faɗaɗa sarkar diol.

Menene fa'idar PF-1050 akan diol na MW iri ɗaya?
Ayyuka mafi girma suna ba da ƙarfi mafi kyau na tsagewa da juriya ga zafi.

Rufin da nake da shi ba shi da ƙarfin juriya ga tasiri. Yaya zan inganta da PF-1050?
Ƙara rabon PF-1050 zuwa 60-80% na jimlar polyol; sassan da suka daɗe suna da sassauƙa suna shan tasirin.

Shin PF-1050 ya dace da mahaɗan tukunyar polyurethane don kayan lantarki?
Eh, ƙarancin ɗankonsa da kuma kyawawan halayensa na kariya daga wutar lantarki sun sa ya dace.

Ta yaya PF-1050 zai kwatanta da Voranol CP 1050?
Sauya kai tsaye; ƙayyadaddun bayanai iri ɗaya.

Mannata ya lalace a yanayin danshi. Shin PF-1050 zai iya taimakawa?
Ba kai tsaye ba; yi amfani da wani ƙarin abin cire danshi ko ƙara yawan isocyanate.

Ina ƙera wani abu mai ƙarfi mai polyurethane mai kauri tare da tsawaitawa mai kyau. Me yasa za a zaɓi PF-2080?
PF-2080 (MW=8000, f=2) yana ba da ƙarancin modulus, tsayin daka mai yawa (>600%), da kuma kyakkyawan murmurewa.

Manna na sassa biyu don marufi mai sassauƙa yana da ƙarancin ƙarfin barewa. Shin PF-2080 zai iya inganta shi?
Eh, dogayen sarƙoƙinsa masu sassauƙa suna ƙara ƙarfin bawon; yi amfani da kashi 30-50% na jimlar polyol.

Menene yawan danko na PF-2080 (3000 mPa·s). Yaya ake magance shi?
A kunna wuta zuwa 40-50°C domin rage danko domin samun sauƙin hadawa.

Sashen elastomer dina yana da ƙarancin juriya ga hawaye. Shin PF-2080 zai iya taimakawa?
A matsayin diol, ba zai ƙara ƙarfin tsagewa sosai ba; a haɗa shi da polyol mai aiki uku.

Shin PF-2080 ya dace da manne mai maganin danshi mai sassa ɗaya?
Haka ne, babban MW da ƙarancin lambar OH (14) suna ba da kwanciyar hankali mai kyau a kan shiryayye da ƙarancin raguwa.

Na'urar rufe fuskata ba ta da mannewa sosai ga siminti. Shin PF-2080 zai iya inganta shi?
Ba kai tsaye ba; yi amfani da mai haɓaka mannewa na silane. PF-2080 yana ba da sassauci mai yawa.

Menene shawarar da aka ba da shawarar a yi amfani da PF-2080 don elastomer?
1,4-Butanediol ko MOCA; rabon da aka saba samu shine NCO/OH = 1.05.

Manne na yana da yawa a ƙarƙashin nauyi. Ta yaya zan gyara?
Haɗa PF-2080 tare da polyol mai aiki mafi girma kamar PF-450 (rabo na 80/20).

Za a iya amfani da PF-2080 a cikin manne mai zafi na polyurethane (HMPUR)?
Haka ne, yanayinsa mai ƙarfi a zafin ɗaki yana taimakawa wajen gina ƙarfin kore.

Shin PF-2080 yana yin crystallize a ƙananan zafin jiki?
A'a, polyether ne mai amorphous; yana nan da ruwa amma yana da ɗan danshi.

Ina buƙatar manne mai laushi sosai, mai ƙarancin modulus don haɗin faɗaɗawa. Shin PF-2120 ya dace?
Eh, PF-2120 (MW=12000, OH=9.5) yana ba da ƙarancin modulus da tsayi mai yawa (>800%).

Na'urar polyurethane elastomer dina ba ta da sassauci mai ƙarancin zafi. Ta yaya PF-2120 zai iya taimakawa?
Sarkokinsa masu tsayi da sassauƙa suna rage Tg zuwa ƙasa da -60°C, suna da kyau don amfani da yanayin sanyi.

Menene bambanci tsakanin PF-2080 da PF-2120?
PF-2120 yana da mafi girman MW da ƙarancin lambar OH, yana ba da ƙarin laushi da ƙarin ƙarfi.

Manna na roba mai sassa biyu yana buƙatar ƙarfin barewa mai yawa. Shin PF-2120 ya dace?
Eh, amma a haɗa da ƙaramin adadin haɗin gwiwa don kiyaye haɗin kai.

Ta yaya zan iya cimma taurin 40-50 a cikin elastomer na siminti?
Yi amfani da PF-2120 a matsayin babban polyol (80%) tare da mai faɗaɗa sarkar diol da MDI.

Za a iya amfani da PF-2120 a cikin wani silinda mai sashi ɗaya tare da ƙarewar silane?
Eh, yana dacewa da polyurethanes masu ƙarewa da silane (SPUR).

Na'urar rufe fuskata ba ta da kyau bayan an matse ta. Ta yaya zan inganta?
Ƙara kashi 5–10% na polyol mai aiki uku kamar PF-1050 don gabatar da ɗan haɗin gwiwa.

Menene tsawon rayuwar PF-2120 a cikin ganga mai rufewa?
Watanni 12 idan aka adana su a bushe kuma a ƙarƙashin nitrogen.

Shin PF-2120 yana buƙatar kulawa ta musamman saboda yawan danko?
Eh, a kunna wuta zuwa 50–60°C domin yin famfo; ruwa ne mai kauri sosai.

Shin PF-2120 ya dace da masu amfani da filastik kamar DINP?
Eh, amma ya kamata a gwada dacewa; sau da yawa ana amfani da shi ba tare da plasticizer ba saboda ƙarancin modulus.

Ina samar da kumfa mai sassauƙa mai ƙarancin yawa (14 kg/m³). Ta yaya PF-3500 ke taimakawa?
PF-3500 (OH=35, f=3, EO/PO) yana aiki a matsayin mai buɗe ƙwayoyin halitta, yana hana raguwar kumfa da kuma inganta iska mai kyau.

Kumfa mai kama da na viscoelastic (memory) yana da saurin murmurewa. Shin PF-3500 zai iya daidaita lokacin murmurewa?
Eh, ƙara PF-3500 phr 3-8 yana rage lokacin murmurewa (yana sa kumfa ya zama mai sauƙin murmurewa a hankali) ta hanyar buɗe ƙwayoyin halitta.

Menene rawar PF-3500 a cikin kumfa mai laushi?
Yana laushi kumfa kuma yana ƙara yawan iska, yana kawar da ƙwayoyin da ke da tauri.

Kumfana yana da babban matakin raguwa bayan an rushe shi. Nawa PF-3500 zan ƙara?
2-5 phr (bisa ga jimlar polyol) yawanci yana magance raguwar ƙarfi ba tare da shafar tauri sosai ba.

Za a iya amfani da PF-3500 a cikin kumfa mai juriya mai ƙarfi (HR)?
Eh, a matsayin abin buɗe ƙwayoyin halitta don inganta iska da rage lahani a saman.

Shin PF-3500 ya dace da tsarin TDI da MDI?
Eh, yana aiki da kyau a duka biyun, amma musamman a cikin kumfa mai sassauƙa wanda aka yi da TDI.

Tsarin kumfa na ba shi da kwanciyar hankali sosai yayin ƙaruwa. Shin PF-3500 zai ƙara ta'azzara lamarin?
Yawan amfani da shi (> 10 phr) na iya haifar da rugujewa; yi amfani da 3-5 phr don mafi kyawun buɗewar ƙwayoyin halitta ba tare da lalata su ba.

Shin PF-3500 yana shafar taurin kumfa?
Eh, yana rage tauri kaɗan saboda ƙarin ƙwayoyin halitta masu buɗewa; yana ramawa da mafi girman ma'aunin isocyanate.

Menene fa'idar PF-3500 akan mabuɗewar ƙwayoyin halitta na gargajiya kamar polybutadiene?
Yana da cikakken amsawa kuma baya ƙaura ko haifar da furen saman.

Za a iya amfani da PF-3500 a cikin kumfa mai ƙira don kujerun mota?
Eh, yana inganta jin daɗi kuma yana rage buƙatar murƙushewa ta injina.

Ina yin MDI da aka gyara (mDI na ruwa) don prepolymers. Ta yaya PF-010 ke taimakawa?
PF-010 (OH=22, f=3, MW=8000) yana yin aiki tare da MDI don samar da ruwa mai ƙarfi, mai ƙarancin ɗanko tare da tsawaita lokacin shiryawa.

Rufin polyurethane mai ruwa-ruwa na yana da ƙarancin kumbura a cikin ruwa. Shin PF-010 zai iya inganta shi?
Eh, tsarinsa mai arzikin EO yana ƙara yawan sinadarin hydrophilicity; yana amfani da kashi 20-50% na jimlar polyol.

Menene yawan abubuwan da ke cikin NCO na yau da kullun don prepolymer da aka yi da PF-010?
8–12% NCO ga elastomers; daidaita bisa ga taurin da ake so.

Ina buƙatar polyurethane mai narkewa a ruwa don shafa masaka. Shin PF-010 ya dace?
Haka ne, sassan EO masu hydrophilic suna ba da damar yin emulsification kai tsaye a cikin ruwa.

Tsarin hydrogel dina yana buƙatar yawan shan ruwa. Yaya ake amfani da PF-010?
A matsayin mahaɗin haɗin gwiwa (f=3) tare da diols na PEG don ƙirƙirar hanyar sadarwa mai iya faɗaɗawa.

Za a iya amfani da PF-010 a cikin mannewar polyurethane don inganta mannewa ga saman danshi?
Haka ne, hydrophilicity yana taimakawa wajen kawar da danshi a saman, yana inganta mannewa.

Menene fa'idar PF-010 akan Voranol IP 010?
Sauya kai tsaye; aiki iri ɗaya.

Prepolymer dina yana da ɗanko mai yawa. Ta yaya zan iya rage shi?
Yi amfani da PF-010 kaɗai ko a haɗa shi da diol mai ƙarancin ɗanko; a kunna shi har zuwa 60°C.

Shin PF-010 yana haifar da hydrolysis a cikin polyurethane?
Polyols masu arzikin EO na iya jawo ruwa; tabbatar da busarwa mai kyau kuma amfani da isocyanates masu karko a hydrolytic.

Shin PF-010 ya dace da kumfa polyurethane mai yawan shan ruwa (misali, don soso)?
Eh, amma a haɗa shi da wani babban haɗin gwiwa don kiyaye siffarsa.

Ina samar da takalmi mai siffar polyurethane mai ƙarfin tsagewa. Ta yaya PF-2802 zai iya taimakawa?
PF-2802 wani diol ne mai yawan amsawa (OH=28, MW=4000, EO/PO) wanda ke ƙara ƙarfin tsagewa ta hanyar inganta rabuwar lokaci; yi amfani da kashi 30-50%.

Menene ma'anar "high reactive" ga PF-2802?
Yana ɗauke da madaurin ƙarshen EO, wanda ke yin manyan ƙungiyoyin hydroxyl (~80%), waɗanda ke amsawa da sauri tare da isocyanates.

Tsarin tafin takalmina yana da dogon lokacin gyarawa (minti 5). Shin PF-2802 zai iya rage shi?
Eh, yawan amsawar sa yana rage lokacin rushewa zuwa mintuna 2-3 a zafin 50°C.

Shin PF-2802 ya dace da tsarin tafin ƙafa na MDI da TDI?
Yana aiki mafi kyau tare da MDI; yana ba da kyakkyawan juriya ga gogewa.

Menene shawarar da aka ba da shawarar a yi amfani da shi wajen ƙara sarkar da PF-2802?
1,4-Butanediol ko ethylene glycol; NCO/OH na yau da kullun = 1.02–1.05.

Sashen elastomer dina yana da ƙarancin ƙarfin tauri. Shin PF-2802 zai iya inganta shi?
Haka ne, babban nauyin kwayoyin halitta da babban OH suna ƙara jituwa da sassan tauri, suna ƙara ƙarfin juriya zuwa 30-40 MPa.

Ta yaya PF-2802 zai kwatanta da Voranol EP 1900?
Sauyawa kai tsaye; halaye iri ɗaya na yau da kullun.

Za a iya amfani da PF-2802 a cikin manne na polyurethane don warkarwa cikin sauri?
Eh, amma yana iya rage lokacin buɗewa; yi amfani da shi tare da wani abu mai ɓoyewa.

Manne na yana buƙatar ƙarin mannewa na farko (ƙarfin kore). Shin PF-2802 zai taimaka?
Haka ne, saboda saurin amsawa da isocyanate, ƙarfin kore yana ƙaruwa cikin mintuna.

Shin PF-2802 yana buƙatar ajiya ta musamman?
A'a, amma a bar shi ya bushe (<0.05% ruwa) don guje wa sakamako masu illa.

Ina samar da kayan haɗin gwiwa (misali, polyurethane mai ƙarfi na fiberglass). Me yasa zan zaɓi Y-950?
Y-950 (OH=950, MW=180, f=3) yana samar da yawan haɗin gwiwa mai yawa, yana ba da ƙarfi mai yawa na injiniya da juriya ga zafi.

Sinadarin simintina na masu hana wutar lantarki yana da ƙarancin ƙarfin lanƙwasa. Ta yaya Y-950 zai iya inganta shi?
Yi amfani da Y-950 a matsayin babban polyol (60-80%); ƙarfin lanƙwasa zai iya wuce 100 MPa.

Menene yawan danko na Y-950 (6750 mPa·s)? Yadda ake sarrafawa?
A kunna shi zuwa 50-60°C; yana da ƙauri sosai amma yana da mahimmanci ga sassa masu ƙarfi.

Shin Y-950 ya dace da mahaɗan tukunyar polyurethane waɗanda ke buƙatar tauri mai yawa (Shore D >80)?
Eh, a haɗa shi da MDI da gajerun na'urorin faɗaɗa sarkar diol.

Sashen da aka haɗa ni yana da mummunan yanayin zafi na murƙushewa (HDT). Shin Y-950 zai iya ɗaga shi?
Eh, HDT zai iya kaiwa 150°C idan aka yi amfani da tsari mai kyau.

Shin Y-950 yana haifar da karyewa?
Yana ƙara ƙarfi amma kuma yana ƙara karyewa; a haɗa shi da wani abu mai sassauƙa don tauri.

Za a iya amfani da Y-950 a cikin manne na polyurethane don haɗa ƙarfe a cikin tsari?
Eh, yana da ƙarfin yankewa sosai (>20 MPa).

Menene ma'aunin isocyanate da aka ba da shawarar don Y-950?
105–110 don tabbatar da warkewa gaba ɗaya; babban ma'auni yana ƙara haɗin gwiwa.

Shin Y-950 ya dace da resin epoxy don tsarin haɗin gwiwa?
Iyaka; rabuwar lokaci na iya faruwa. Gwaji dacewar gwaji da farko.

Tsarin ƙera ni yana buƙatar tsawon rai a tukunya. Ta yaya zan cimma da Y-950?
Yi amfani da na'urar da ke rage yawan zafin jiki (20-25°C) kuma ka rage yawan zafin da aka gauraya.

Ina buƙatar polyol don yin amfani da simintin polyurethane mai ƙarfi da ɗanko mai matsakaici. Shin PF-3075 kyakkyawan zaɓi ne?
PF-3075 (OH=750, MW=220, f=3) yana ba da haɗin gwiwa mai yawa, ƙarancin ɗanko fiye da Y-950 (5750 vs 6750), yana sauƙaƙa sarrafawa.

Manna na tsarin ya gaza idan ya lalace. Shin PF-3075 zai iya inganta juriyar tasiri?
Eh, ƙashin bayan trimethylolpropane yana ba da ƙarfi; a haɗa 50/50 da diol mai sassauƙa.

Menene ƙarfin taurin da ake samu ta hanyar amfani da PF-3075?
Teku D 70–85 ya danganta da isocyanate da kuma mai faɗaɗa sarka.

Rufin da nake da shi yana buƙatar ƙarin juriya ga sinadarai. Yaya ake amfani da PF-3075?
A maye gurbin kashi 20–30% na babban polyol da PF-3075 don ƙara yawan haɗin gwiwa.

Shin PF-3075 ya dace da tukunyar polyurethane don kayan lantarki?
Eh, yana samar da kyakkyawan yanayin zafi da ƙarancin raguwa.

Ta yaya PF-3075 zai kwatanta da PF-450?
PF-3075 yana da mafi girman OH (750 vs 380) da kuma ƙasa da MW, wanda ke ba da samfura masu tauri da ƙarfi.

Kayan haɗin da nake amfani da su suna buƙatar a rage saurin narkewa. Shin PF-3075 zai iya hanzarta warkarwa?
Eh, yawan OH ɗinsa yana ƙara yawan amsawa; lokacin rage ƙarfin lantarki zai iya zama mintuna 10-15 a zafin 80°C.

Wane mai faɗaɗa sarkar ya fi aiki da PF-3075?
Gajerun diols kamar 1,4-BDO ko EDO; a guji masu tsawaita sarka mai tsawo.

Shin PF-3075 yana haifar da matsalolin exotherm a cikin manyan simintin ƙarfe?
Eh, mai yawa sosai; yi amfani da ƙari a hankali ko haɗa matakai da yawa.

Za a iya amfani da PF-3075 a cikin manne na polyurethane?
Eh, don laminates masu tauri (misali, allunan sanwici na kumfa na aluminum).

Ina samar da kumfa mai ƙarfi (HR) don katifa. Ta yaya PF-628 ke inganta jin daɗi?
PF-628 (OH=28, f=6, MW=12000) yana ba da babban dawowa (70–80%) da kuma ingantaccen ma'aunin tallafi.

Kumfana mai kama da latex ba shi da "hawan" latex na halitta. Shin PF-628 zai iya taimakawa?
Haka ne, babban aikinsa da kuma babban MW yana samar da hanyar sadarwa mai laushi sosai, yana kwaikwayon yanayin latex.

Menene matakin amfani na yau da kullun na PF-628 a cikin kumfa na HR?
Kashi 10-30% na jimlar polyol; yawan amfani da shi na iya haifar da rugujewar kumfa saboda yawan danko.

Kumfana ba shi da ƙarfi sosai (rage tsayi bayan an maimaita matsawa). Ta yaya PF-628 zai iya inganta shi?
Tsarin aikinsa mai ayyuka shida yana ƙara juriya da rage saitin matsi na dindindin.

Shin PF-628 ya dace da ƙarin kumfa na HR (misali, DEOA, silicone)?
Eh, ya dace sosai; a kunna shi kafin a dumama zuwa 30°C domin ya fi sauƙi a haɗa shi.

Menene fa'idar PF-628 akan polyol mai aiki uku na MW iri ɗaya?
Ayyuka mafi girma suna ba da damar ɗaukar kaya mafi kyau da kuma murmurewa.

Kumfana ya faɗi gwajin sake dawowar ƙwallon (yana buƙatar fiye da kashi 65%). Shin PF-628 zai iya cimma kashi 70%?
Haka ne, a cikin mintuna 20-30, dawowar dawowa zai iya kaiwa kashi 70-75%.

Shin PF-628 yana ƙara yawan kumfa?
A'a, amma yana iya buƙatar ƙarin ruwa ko abin hura iska don kiyaye yawan abin da ake so saboda yawan danko.

Za a iya amfani da PF-628 a cikin kumfa mai ƙira don wurin zama na mota?
Eh, yana inganta jin daɗin hawa kuma yana rage gajiya.

Menene tsawon rayuwar PF-628?
Watanni 6 a cikin ganga mai rufewa; yana da ɗan danshi amma yana da ƙarfi.

Ina yin kumfa mai ƙarfi na polyurethane don rufin bututu kuma ina buƙatar polyol mai saurin amsawa. Me yasa PF-800?
PF-800 (OH=800, f=4, wanda aka yi da aromatic amine) yana da ikon sarrafa kansa, yana rage buƙatar ƙarfin amine catalysts.

Mannata don haɗakar gine-gine yana buƙatar ƙarfin kore mai sauri. Ta yaya PF-800 zai iya taimakawa?
Babban aikinta da kuma yanayinsa na atomatik yana ba da damar warkewa a zafin ɗaki cikin mintuna.

Me ake nufi da "AFFA" a cikin PF-800?
Polyol mai ƙamshi na amine (misali, an fara TDA ko MDA), wanda ke samar da aikin catalytic na ciki.

Kumfa mai tauri ba shi da mannewa sosai ga ƙarfe. Shin PF-800 zai iya inganta mannewa?
Eh, rukunin amine masu ƙamshi suna ƙara jikewa a saman jiki da kuma haɗin sinadarai.

Menene ma'aunin isocyanate na yau da kullun don PF-800 a cikin kumfa mai tauri?
120–150 don PUR; 250–350 don PIR.

Shin PF-800 yana haifar da canza launin kumfa?
Sinadaran amine polyols masu ƙamshi na iya haifar da rawaya; ba a ba da shawarar yin amfani da kumfa masu launin haske ba.

Tsarin simintina na sassan lantarki yana buƙatar ƙarancin shan ruwa. Shin PF-800 ya dace?
Eh, ƙashin bayansa mai tauri yana rage shan ruwa idan aka kwatanta da polyether diols.

Za a iya amfani da PF-800 a cikin kumfa mai feshi don rufin gida?
Haka ne, saurin amsawarsa yana rage raguwar da ke kan saman tsaye.

Menene danko na PF-800 (17000 mPa·s). Yadda ake mu'amala?
A kunna wuta zuwa 60°C; yi amfani da famfunan gear.

Shin PF-800 ya dace da sinadaran busawa na pentane?
Haka ne, amma saboda yawan polarity, yana iya buƙatar haɗin-mai narkewa kamar surfactant.

Ina samar da bangarorin laminate na PIR akai-akai don rufin gini. Shin PF-1380 ya dace?
PF-1380 (wanda aka yi da sucrose, OH=280, f=7, MW=1380) yana ba da kyakkyawan juriya ga harshen wuta da kwanciyar hankali.

Kumfa mai ƙarfi na feshi don rufin bututu yana da ƙarancin tsarin ƙwayoyin halitta. Ta yaya PF-1380 zai iya inganta shi?
Babban aikinsa (7) yana samar da ƙwayoyin halitta masu kyau, masu rufewa, suna rage yawan zafin jiki.

Menene fa'idar PF-1380 akan polyol mai tushen glycerol a cikin kumfa mai tauri?
Mafi girman yawan haɗin gwiwa yana ba da juriya ga zafi da ƙarancin friability.

Faifan kumfa na yana da ƙarancin ƙarfin matsewa. Shin PF-1380 zai iya ƙara shi?
Eh, maye gurbin kashi 30-50% na ƙaramin aikin polyol; ƙarfin matsi na iya ninka.

Shin PF-1380 ya dace da sinadaran hura iskar hydrocarbon (cyclopentane)?
Ee, amma saboda yawan danko, ana iya haɗa shi da surfactant.

Menene yawan ruwan da ke cikin PF-1380 (≤0.15%)? Ta yaya yake shafar kumfa?
Ruwa yana amsawa da isocyanate don samar da CO₂; kiyaye ƙasa da 0.15% don guje wa bambancin yawan ruwa.

Kumfana mai feshi ba shi da mannewa sosai ga ƙarfe. Shin PF-1380 zai iya taimakawa?
Yawan sinadarin hydroxyl yana inganta jikewa; yi amfani da na'urar haɓaka mannewa ta silane don samun sakamako mafi kyau.

Shin PF-1380 yana haifar da babban exotherm a cikin sassan da suka yi kauri?
Eh, saboda yawan amsawa; yi amfani da shi a cikin siraran laminates ko tare da ƙarancin abubuwan kara kuzari na exotherm.

Za a iya amfani da PF-1380 a cikin rufin firiji mai sanyaya wuri?
Haka ne, yana ba da kyakkyawan kwarara da ƙarancin k-factor.

Ta yaya PF-1380 zai kwatanta da Voranol 280?
Sauya kai tsaye; ƙayyadaddun bayanai iri ɗaya.

Ina buƙatar kumfa mai ƙarfi mai juriya ga wuta (Class B1). Me yasa zan yi amfani da PF-585?
PF-585 (novolac polyol) yana da ƙamshi mai ƙamshi wanda ke fitowa yayin wuta, yana rage yaɗuwar harshen wuta.

Na'urar PIR mai ci gaba tana da yawan hayaki da yawa. Shin PF-585 zai iya rage hayakin?
Eh, novolac polyols yana rage yawan hayaki idan aka kwatanta da sucrose polyols.

Menene yawan danko (12000 mPa·s) na PF-585. Yadda ake sarrafawa?
A kunna wuta zuwa 60-70°C; yi amfani da kan gaurayawan da aka dumama.

Shin PF-585 ya dace da daidaitattun abubuwan da ke ƙara yawan sinadarin trimerization (K15, K2097)?
Eh, amma a daidaita matakin mai kara kuzari mafi girma saboda sinadarin acid na novolac.

Kumfana ba shi da kwanciyar hankali bayan tsufar zafi (70°C). Shin PF-585 zai iya inganta shi?
Eh, yawan ƙamshi da ke cikinsa yana ba da kyakkyawan juriya ga zafi har zuwa 180°C.

Menene ma'aunin isocyanate da aka ba da shawarar don PF-585 a cikin kumfa na PIR?
300–400; mafi girman ma'auni yana inganta aikin wuta.

Shin PF-585 yana haifar da tsatsa a kan fuskokin ƙarfe?
A'a, idan an tsara shi yadda ya kamata; adadin acid ɗin da ya rage ba shi da yawa.

Kumfana na feshi don amfani da shi a cikin ruwa yana buƙatar ƙarancin shan ruwa. Shin PF-585 ya dace?
Eh, tsarin ƙamshi mai kama da hydrophobic yana rage shan ruwa.

Za a iya haɗa PF-585 da sucrose polyols?
Eh, don daidaita farashi da aiki; misali, 50/50 tare da PF-1380.

Menene tsawon rayuwar PF-585?
Watanni 6 idan aka ajiye a bushe; novolac polyols suna da sauƙin kamuwa da danshi.

Ina buƙatar polyol mai hydrophilic don polyurethane hydrogels. Me yasa za a zaɓi PEG1000?
PEG1000 yana da kyau wajen narkewar ruwa kuma yana ba da damar shan ruwa har zuwa kashi 500%; ya dace da mayukan rauni.

Tsarin hana yadi na yana buƙatar man humectant. Shin PEG1000 zai iya taimakawa?
Eh, PEG1000 yana jan danshi, yana rage taruwar da ba ta canzawa; yi amfani da kashi 1-5% a cikin wankan gamawa.

Menene bambanci tsakanin PEG1000 da PEG2000 a cikin magungunan sakin roba?
PEG1000 ruwa ne, yana da sauƙin fesawa; PEG2000 yana da ƙarfi, ana amfani da shi a cikin narke mai zafi.

Watsawa ta polyurethane (PUD) na yana buƙatar ɓangaren hydrophilic mara ionic. Yaya ake amfani da PEG1000?
Haɗa PEG1000 a matsayin sashi mai laushi (10-20%) don inganta watsewar ruwa a cikin ruwa.

Za a iya amfani da PEG1000 a matsayin mai mai a cikin ruwan aikin ƙarfe?
Eh, yana samar da man shafawa da sanyaya fuska ba tare da barin ragowar ba.

Mannata don lakabin takarda yana buƙatar juriya ga danshi. Shin PEG1000 ya dace?
A'a, yana da hydrophilic; yi amfani da polyol mai hana ruwa shiga.

Menene yawan sinadarin K⁺ (≤5 ppm) a cikin PEG1000?
Rashin sinadarin potassium yana da matuƙar muhimmanci ga aikace-aikacen lantarki; MOFAN PEG ya cika wannan buri.

Shin PEG1000 yana haifar da rawaya a cikin polyurethane elastomers?
A'a, yana da karko a yanayin da ya dace, amma a guji zafi mai yawa (>150°C) na dogon lokaci.

Maganin kwalliya na yana buƙatar na'urar narkewar abinci. Shin za a iya amfani da PEG1000?
Eh, yana da laushi kuma ba ya ɓata rai, ana amfani da shi a cikin man shafawa da man shafawa.

Shin PEG1000 ya dace da aikace-aikacen hulɗa da abinci kai tsaye?
Eh, ana samun maki masu bin ka'idojin FDA; duba takamaiman ƙa'idodi.

Ina yin manne mai ƙarfi na polyurethane don ƙera takalma. Me yasa zan yi amfani da PEG2000?
PEG2000 abu ne mai ƙarfi a zafin ɗaki, yana ba da ƙarfi mai sauri na kore da ƙarancin narkewar narkewa (60-80°C).

Na'urar auna girman yadi na tana buƙatar sassauci mai kyau na fim da kuma yadda ruwa ke narkewa. Ta yaya PEG2000 ke aiki?
Yana samar da fina-finai masu sassauƙa, masu narkewa cikin ruwa; yawanci ana amfani da nau'ikan tsari 5-10%.

Menene fa'idar PEG2000 akan PEG1000 a cikin sakin mold na roba?
Ana iya amfani da PEG2000 mai ƙarfi a matsayin narke mai zafi ko kuma a narkar da shi a cikin ruwa; yana ba da fim mai kauri da ƙarfi.

Kumfana na polyurethane don soso yana buƙatar yawan shan ruwa. Shin PEG2000 zai iya zama wani ɓangare?
Eh, a haɗa da diisocyanate prepolymer don ƙirƙirar kumfa mai faɗaɗawa.

Shin PEG2000 ya dace da tushen man shafawa na magunguna?
Eh, ana amfani da shi azaman tushen ruwan da ke narkewa don shafawa a jiki.

Sinadarin simintina yana buƙatar na'urar rage ruwa. Shin PEG2000 yana aiki?
Ba kai tsaye ba; ana amfani da PEG azaman rage raguwar raguwa, ba superplasticizer ba.

Menene ma'aunin narkewar PEG2000?
Kimanin digiri 50-54 na Celsius; yana laushi kafin ya narke.

Za a iya amfani da PEG2000 azaman kayan canza lokaci (PCM) don adana zafi?
Eh, narkewar enthalpy ɗinsa shine ~170 J/g; yana da kyau don adanawa a ƙarancin zafin jiki.

Na'urar ɗaure min yumbu tana buƙatar abubuwan ƙonewa. Shin PEG2000 ya dace?
Eh, yana ƙonewa a zafin 300–400°C, ba tare da barin toka ba.

Shin PEG2000 yana shan danshi daga iska?
Eh, yana da hygroscopic; adana a cikin kwantena da aka rufe.

Ina buƙatar PEG mai kauri don sauƙin haɗawa a cikin murfin foda. Shin PEG3000 ya dace?
Eh, ana iya haɗa ƙwayoyin PEG3000 da busasshe; ana amfani da su azaman mai da kuma taimakon kwarara.

Tsarin roba na yana buƙatar taimakon sarrafawa don rage mannewa. Yaya ake amfani da PEG3000?
A ƙara 1-3 phr yayin haɗawa; yana ƙaura zuwa saman kuma yana aiki azaman maganin hana tarawa.

Menene ƙimar hydroxyl na PEG3000 na yau da kullun?
32–35 mgKOH/g; yana da amfani ga rufin polyurethane mai ƙarancin haɗin gwiwa.

Rufin takarda na yana buƙatar ingantaccen sheki. Shin PEG3000 zai iya taimakawa?
Eh, a matsayin wakilin daidaita daidaito; yi amfani da kashi 0.5–2% bisa ga jimillar sinadaran daskararru.

Shin PEG3000 ya dace da yin manyan ƙwayoyin polyurethane masu nauyin ƙwayoyin halitta?
Eh, amma kawai a matsayin sashi mai laushi; yi amfani da shi tare da diisocyanate da mai faɗaɗa sarka.

Ruwan aikin ƙarfe na yana buƙatar wani abu mai kama da ionic surfactant. Shin PEG3000 yana aiki?
Yana da ƙarancin aikin saman ƙasa; ya fi kyau a yi amfani da esters na PEG (misali, PEG3000 dioleate).

Menene ƙa'idar yawan ruwan da ke cikinsa (≤0.15%)? Ta yaya za a tabbatar da hakan?
MOFAN PEG yana da ruwa ≤0.15%; adana a cikin yanayi busasshe.

Za a iya amfani da PEG3000 a cikin zaren buga 3D (a matsayin mai amfani da filastik)?
Ee, amma yana da hydrophilic; yana iya haifar da matsalolin sha danshi.

Mannata don ƙananan ramuka yana buƙatar zurfafa shiga ciki. Shin PEG3000 ya yi kauri sosai?
Zafafa zuwa digiri 60 na Celsius domin rage danko domin samun iska mai kyau.

Shin PEG3000 yana lalata jiki?
Eh, yana da sauƙin lalacewa.

Ina yin kayan da suka dace da hana yadi wanda ke buƙatar dorewa. Me yasa zan yi amfani da PEG6000?
Nauyin kwayoyin halitta mafi girma yana ba da juriya mafi kyau ga fim da ƙarancin ƙaura; yi amfani da kashi 2-5%.

Maganin sakin roba na yana buƙatar PEG mai nauyin ƙwayoyin halitta mai yawa don samar da fim mai tauri. Shin PEG6000 ya dace?
Eh, yana ba da kyakkyawan sakin robar latex da kumfa; a shafa a matsayin maganin a cikin ruwa.

Menene fa'idar PEG6000 akan PEG3000 a cikin masu hana lalata ƙarfe?
PEG6000 yana samar da fim mai kauri na kariya, wanda ke dawwama na tsawon lokaci a yanayin danshi.

Ƙarin takarda da ɓangaren litattafana yana buƙatar inganta ƙarfin danshi. Shin PEG6000 zai iya taimakawa?
Ba kai tsaye ba; ana amfani da shi azaman maganin cire taki ko man shafawa.

Shin PEG6000 ya dace da sinadaran polymer masu ƙarfi a cikin batura?
Haka ne, zai iya haɗawa da gishirin lithium don isar da ionic zuwa ga iskar oxygen.

Taimakon niƙa na don gogewa yana buƙatar rage gogayya. Yaya ake amfani da PEG6000?
A ƙara kashi 0.5–2% a matsayin mai mai yayin niƙa.

Yaya yanayin PEG6000 yake?
Farin granules; yana narkewa zuwa ruwa mai tsabta sama da 60°C.

Maganin tukunyar polyurethane dina yana buƙatar ƙarancin raguwa. Shin PEG6000 zai iya rage shi?
Haka ne, ƙarancin amsawarsa da kuma babban MW yana rage raguwar polymerization.

Shin PEG6000 yana haifar da fure a saman roba?
A manyan matakai (> 3 phr), yana iya yin fure; a kiyaye ƙasa da 2 phr.

Shin an amince da PEG6000 don kayan abinci?
Eh, tare da bin ƙa'idodin abinci mai kyau.

Ina buƙatar PEG mai nauyin kwayoyin halitta mai yawa don ɗaure ƙwayoyin magani. Shin PEG10000 ya dace?
Eh, yana samar da ƙarfi wajen ɗaurewa da kuma sakin da aka sarrafa; ana amfani da shi a cikin tsarin sakin da aka tsawaita.

Man shafawa na da aka yi da ruwa don na'urorin likitanci yana buƙatar ɗanko mai yawa da ƙarancin guba. Ta yaya PEG10000 ke aiki?
Yana ba da kyakkyawan man shafawa kuma yana dacewa da kwayoyin halitta; yi amfani da mafita 10-20%.

Menene fa'idar PEG10000 akan PEG6000 a cikin man shafawa na kwalliya?
Ƙarfin kauri mai yawa da kuma jin laushin fata.

Na'urar ɗaurewa ta yumbuna tana buƙatar ƙarfin kore mai ƙarfi. Shin PEG10000 zai iya taimakawa?
Haka ne, yana ba da kyakkyawan filastik kuma yana ƙonewa da tsabta.

Shin PEG10000 ya dace a matsayin kayan canjin yanayi mai ƙarfi da ƙarfi?
Eh, wurin narkewa ~64°C, zafin haɗuwa ~180 J/g.

Rufin takarda na yana buƙatar abin zamewa. Yaya ake amfani da PEG10000?
A shafa a cikin ruwan zafi ko kuma a tace shi da ruwa; kashi 0.5-2% akan nauyin shafa.

Menene halayen foda na PEG10000?
Farin foda; yana iya taruwa; adana a ƙasa da 30°C.

Kumfana na polyurethane don amfani da shi a fannin likitanci yana buƙatar kariya daga guba. Shin za a iya amfani da PEG10000?
Eh, ana samunsa a matakin USP/EP; ana amfani da shi a cikin hydrogels.

Shin PEG10000 yana haifar da wani ƙaiƙayi a fata?
A'a, ba ya ɓata rai kuma ba ya haifar da rashin lafiyar jiki.

Sinadarin goge ƙarfe na yana buƙatar mai ɗaukar kaya mai kyau da jika. Shin PEG10000 ya dace?
Eh, amma a narke a cikin ruwan dumi kafin a fara.

Ina buƙatar mafi girman nauyin kwayoyin halitta na PEG don isar da magani mai ɗorewa. Shin PEG20000 shine zaɓi mafi dacewa?
Eh, PEG20000 yana samar da mafi jinkirin narkewar sinadarai; ya dace da sinadaran da ake amfani da su sau ɗaya a rana.

Tsarin maganin ruwa na yana buƙatar polymer mai kauri sosai, wanda ba ionic ba. Ta yaya PEG20000 ke aiki?
Yana ƙara dankowar ruwa ba tare da hulɗar ionic ba; yi amfani da kashi 1-3% don yin kauri mai yawa.

Menene fa'idar PEG20000 a cikin sakin mold na roba?
Yana samar da fim mai ƙarfi, wanda ba ya yin laushi wanda zai iya jure da zagayowar gyare-gyare da yawa.

Na'urar lantarki mai ƙarfi ta polymer don batirin lithium tana buƙatar ƙarfin injina mai ƙarfi. Za a iya amfani da PEG20000?
Eh, amma lu'ulu'u ne a zafin ɗaki; a haɗa shi da ƙananan MW PEG ko masu amfani da filastik.

Shin PEG20000 ya dace a matsayin man shafawa don samar da ƙarfe mai sauri?
Eh, ana amfani da shi azaman narkewar zafi ko watsa ruwa; yana ba da ƙarfin fim mai kyau.

Kammala min yadi yana buƙatar tasirin hana tsayawa na dindindin. Shin PEG20000 zai iya samar da shi?
Babban ƙarfinsa na MW yana rage ƙaura, yana ba da sakamako mai ɗorewa.

Menene ma'aunin narkewar PEG20000?
Kimanin 66–68°C; sama da ƙasa da ƙananan MW PEGs.

Zamewar da na yi da yumbu tana buƙatar manne mai ƙonewa a hankali. Shin PEG20000 ya dace?
Eh, raguwar saurin ruɓewa yana ba da damar sarrafa ƙonewa ba tare da fashewa ba.

Shin PEG20000 yana shan danshi kamar yadda ƙananan PEGs ke sha?
Ba a cika amfani da ruwa sosai ba saboda ƙarancin yawan taro na rukunin ƙarshe; har yanzu yana buƙatar ajiyar busasshiyar ajiya.

Manna na likita yana buƙatar goyon baya mai narkewa cikin ruwa. Shin za a iya amfani da PEG20000?
Eh, ana iya jefa shi cikin fina-finai don mannewa na ɗan lokaci a fata.