HPMC (Hydroxypropyl methylcelropyl methylcelrose) mahimmanci da yawa ana amfani dashi a cikin kayan gini, musamman a samfurori kamar putty foda, adheres da coftings. Garin polymer ruwa ne wanda yafi rinjayar aiwatar da kayan gini ta hanyar daidaita danko. A cikin withy foda, vicoosities na HPMC suna da tasiri sosai akan aiwatar da samfurin, kamar aiki, riƙewar ruwa, matakin riƙe lokacin bushewa.
1. Ainihin rawar hpmc
A cikin Putty foda, babban ayyuka na HPMC sun haɗa da:
Inganta riƙewar ruwa: HPMC na iya sarrafa volatilization da ruwa sosai a cikin foda a lokacin gini, don haka inganta bushewar ruwa da sauri, wanda ya haifar da ginin ko kuma ba da gangan ba.
Inganta aiki: Ta hanyar daidaita karfin HPMC, wurin aiki na Paverty foda za a iya inganta, yana sauƙaƙa amfani da kankara.
Fetara ƙarfin haɗin gwiwar: HPMC na iya haɓaka ƙarfin haɗin tsakanin Putty foda kuma subesrate, da kuma inganta Inghewa na Perty Layer, da kuma rage zubar.
Daidaita dacewa: danko na danko na HPMC na iya daidaitawa da ruwa mai narkewar foda don tabbatar da daidaito.
2. Shirin HPMC daban-daban Hpmc akan Foda Foda
(1) tasirin hpmc low danko a kan putty foda
Ana amfani da low danko a cikin tsarin foda na playy foda wanda ke buƙatar tsayayyen ruwa. Tasirin sa ya fi bayyana a cikin bangarorin da ke zuwa:
Wakilai: Lowwararraki mara ƙarfi na HPMC zai sanya foda foda yana da mafi kyawun ruwa da sauƙi scrape kuma mika wuya yayin gini. Wannan ya dace da yanayin gini wanda ke buƙatar ingantaccen aiki, musamman lokacin da aka yi amfani da manyan yankuna.
Riƙewa ta ruwa: tunda ƙwayar ƙwayar ƙwayar ƙwayar ƙwayar cuta ta HPMC ta gajarta kuma hulɗa tsakanin kwayoyin halitta tana da rauni, ruwan rijiyar riƙe foda. Wannan na iya haifar da Putty don crack ko rasa adon bayan gini.
Addision: Ingancin ƙarancin ciwon kai ya yi rauni, don haka muhimmancin sa ga wasu subbra na musamman na iya zama mai ƙarfi kamar yadda babban danko. Yana buƙatar amfani dashi a tare da wasu kayan da ke haɓaka mawadata.
(2) Sakamakon HPMC na DICMC akan foda
Ana amfani da Ingantaccen HPMC na DICMC da aka saba amfani da shi a yawancin daidaitattun tsarin foda na foda kuma yana da cikakkiyar hanyar:
Aiki: Matsakaicin HPMC HPMC na iya samar da matsakaici mai matsakaici da kuma danko, wanda ya sanya viscous ko mai sauƙin kwarara yayin gini, kuma yana da aiki mai kyau.
Rarrabawar ruwa: HPMC na Tsaro: HPMC na Tsaro na yin rijiya a cikin riƙewar ruwa kuma zai iya jinkirta da volatilization na Putty yayin gini da daidaituwa na tsarin bushewa.
M: HPMC na wannan matakin na Viscici yana samar da tasirin matsakaici, wanda zai iya tabbatar da kyakkyawar muhalli tsakaninta da substrate kuma yana hana shafi daga faɗuwa daga faduwa.
(3) Sakamakon HPMC kai HPMC akan Fita Fita
Babban HPMC HPMC ya dace da tsarin Putty foda wanda ke buƙatar kyakkyawan aiki, musamman don aikace-aikacen riƙe ruwa da ƙarfi na haɓaka. Tasirinsa ya hada da:
Mafarki: Babban HPMC HPMC yana sa Petty foda mafi Viscous kuma mafi wahala ga scrape a cikin Firimiya
Riƙewa ta ruwa: babban danko mai kyau yana da kyakkyawan aikin riƙewar ruwa, wanda zai iya hana foda mai kyau daga bushewar da sauri yayin gini, ta haka ya rage haɗarin fasa.
Advesion: Babban Vismc yana ba da ƙarfi mai ƙarfi, musamman don subesawa tare da manyan bukatun tsararru, waɗanda za su tabbatar da tasirin ƙarfe na putty Layer.
3. Ingantawa da aikin foda ta danko
Don samun mafi kyawun aikin putty foda, yawanci ya zama dole don zaɓar danko da ya dace game da takamaiman yanayin ginin da ake amfani da shi. Gabaɗaya magana, ƙarancin danko yana dacewa da manyan-yankin-gari da kuma gini mai sauri; Tsara HPMC HPMC ya dace da bangon gaba daya gyara da kuma rufin gini, biyan aikin gini, rage ruwa da kuma m ruwa. Ana amfani da HPMC HPMC mai girma a cikin mahalli na musamman waɗanda ke buƙatar dogon lokaci a buɗe da mawadar ƙarfi.
HPMC tare da vicovies daban-daban suna da tasiri sosai akan aikin Putty foda. Kayayyakin danko ya dace da aikace-aikace tare da bukatun mai ruwa, amincin tabbatarwa na iya yin riƙe mai riƙe da ruwa da kuma makkun ruwa. Dangane da takamaiman bukatun amfani da shi, zabin HPMC na HPMC don haɓaka aikin gini da ingancin foda kuma ya sadu da bukatun yanayin gini daban-daban. Saboda haka, a cikin samarwa da amfani da Putty foda, yana da matukar muhimmanci a zabi HPMC tare da danko da ya dace.
Lokaci: Feb-19-2025