HPMC (hydroxypylthylthyl methyl cellulose) bụ ihe a na-ejikarị na ngwa agha ciment. Ọ bụ nke na-abụghị nke ionic sel e letara site na ịgwọ ọrịa cellosuse na metyl chloride na proflene oxide. A na-eji hpmc n'ọtụtụ ebe ihe owuwu n'ihi nnukwu njide mmiri ya, dị ka ihe na-agbaze na ihe mgbochi, ma melite ọrụ na ike nke ciment. N'isiokwu a, anyị ga-atụle usoro a na-eme nke ime ihe na-eme ihe na ciment.
Njide mmiri
HPMC nwere ezigbo nnabata mmiri ma nwee ike idobe mmiri ọdịnaya ciment n'oge ntọala. Nchikota mmiri nke hpmc na enyere aka hydration usoro ciment ma gbue usoro ihicha, si otú a na - eme ka ike nke ciment ciment. Ọ na - enyere aka belata umagedage, gbochie ịgbagọ agbagọ. Mgbe agbakwunye HPMC na ngwa agha cent, ọ na-etolite akwa nchebe gburugburu ngwaahịa hyderation, na-agbada ọnụego nke mmiri na-adị.
Melite ọrụ
HPMC na-eme ka ọrụ nke ciment ciment site na ime ihe dị ka nke ukwu na ihe mgbochi. Mgbe agwakọta ya na mmiri, HPMC na-etolite ihe dị ka ihe dị ka nke na-eme ka viscosity nke ngwakọta. Ihe dị ka ihe dị ka ihe dị ka ihe na-enyere aka na-enyere aka idobe ciment ebe ọ na-anaghị agbachi nkwonkwo na cevices. Ọrụ dị mma nke mgbakwasị akụ ciment na-enyekwa ohere belata ọnụ ahịa ọrụ ahụ ka ọ na-ewepụ mkpa ọ dị maka mgbanwe ugboro. Na mgbakwunye, enwere ike itinye ya n'ọrụ ngwa ngwa ma dị mfe, na-abawanye owuwe ihe owuwu.
Mụbawanye ike
Uru ozo di nkpa banyere iji HPMC na ngwa agha cent bu na o na - abawanye ike nke agha. HPMC na-enyere aka ịgbasa ciment ahụ n'otu oge, nke na-ebute ihe dị ike karị, nke a pụrụ ịdabere na ya na nke mkpụrụ. Ngwongwo igwe na-eme ka mma nke HPMC nke enyemaka hpmc na culting cucks cent gwongworo, sikụnye na-amụba ike ya. Mmiri ahụ na ngwa agha na-enye hydration na Cente na ọnụnọ nke Hpmc na-enyere aka idobe mmiri ahụ, si otú a na-eme ka usoro ọgwụgwọ ahụ.
Belata Sherdage
Ndị na-ekwu okwu bụ nsogbu a na-ahụkarị na ngwa agha ciment n'ihi a na-efe efe mmiri. Ndị na-adịghị ike nwere ike ibute ịgbaji, nke nwere ike imetụta ike ike na ịdịgide nke ihe owuwu ahụ. Agbanyeghị, HPMC na - enyere aka belata ngwa agha ciment site na ijigide mmiri na-ejikọ mmiri. Nke a na-ebelata ihe ize ndụ nke mgbawa, na-ebute ihe dị ike karị, ihe na-adịgide adịgide.
Meziwanye adhesion
N'ikpeazụ, HPMC na-enyere aka ka mma ike nke ngwa agha ciment. HPMC na-arụ ọrụ dị ka ihe mkpuchi na-enyere aka ijikọ ngwakọ ọnụ. Ọ na - enyere aka itolite nkekọ siri ike n'etiti ngwa agha na mkpụrụ. A na-akawanye ike cent ciment na mmiri ahụ siri ike ma na-adịgide, nke ga-adịgide, nke nwere ike iguzogide ndị agha mpụga.
na ngwụcha
Na mmechi, HPMC bụ ihe mgbakwunye bara uru na ciment n'ihi njigide mmiri ya, ike, ike, ebelata ike ma dịkwa mma. Usoro nke usoro celluluse na mpekere ciment na-adabere, ọrịa AIDS na usoro ịgwọ ya, na-enye ikesapụ ya, na-ebelata ike ma na-eme ka njikọta. Ojiji nke hpmc na ngwa agha ciment nwere ike ibute ike, nke na-adịgide adịgide na ihe owuwu a pụrụ ịdabere na ya, nke dị oke mkpa maka ọrụ owuwu ọ bụla. Site na iji hpmc, ọrụ a ga-arụzu ngwa ngwa, nke arụ ọrụ nke ọma na ịdị elu dị elu.
Oge Post: Jul-27-2023