Imiterere ya HPMC ya Hydroxypropyl methylcellulose

Eteri za selulosi zikoreshwa cyane zirimo HEC, HPMC, CMC, PAC, MHEC n'izindi. Eteri ya selulosi idafite ionic ishobora gushonga mu mazi ifite ubushobozi bwo gufatana, ihamye mu gukwirakwira no kubika amazi, kandi ni inyongeramusaruro ikoreshwa cyane mu bikoresho by'ubwubatsi. HPMC, MC cyangwa EHEC zikoreshwa mu nyubako nyinshi zishingiye kuri sima cyangwa gypsum, nka sima y'amabuye, sima ya sima, sima yo gusiga, gypsum, sima ivanze, na putty y'amata, n'ibindi, bishobora kongera ubushobozi bwo gukwirakwira kwa sima cyangwa umucanga no kunoza cyane Adhesion, ikaba ari ingenzi cyane kuri plaster, sima y'amata na putty. HEC ikoreshwa muri sima, atari nk'ikintu kiyifata gusa, ahubwo no nk'ikintu kiyifata amazi. HEHPC nayo irakoresha iyi gahunda.

Ibicuruzwa bya HPMC bya Hydroxypropyl methylcellulose bihuza imiterere myinshi ifatika n'iya chimique mu bicuruzwa byihariye bifite akamaro n'imiterere itandukanye:

Kubika amazi: Bishobora kubika amazi ku buso bufite imyenge nko ku mbaho ​​za sima zo ku nkuta n'amatafari.

Gutunganya firime: Ishobora gukora firime ibonerana, ikomeye kandi yoroshye kandi irwanya amavuta neza.

Gushonga kw'ibinyabuzima: Iki gicuruzwa gishongeshwa mu bintu bimwe na bimwe bishongeshwa mu binyabuzima, urugero nk'ingano ikwiye ya ethanol/amazi, propanol/amazi, dichloroethane n'uburyo bwo gushonga bugizwe n'ibintu bibiri bishongeshwa mu binyabuzima.

Gushyushya: Iyo umuti w'amazi w'umuti ushyushye, gel irakora, maze gel yakozwe ikongera kuba umuti iyo ikonje.

Igikorwa cyo hejuru: Gitanga igikorwa cyo hejuru mu buryo bwo gukemura ikibazo kugira ngo hagerwe ku mvange ikenewe n'ibinyabutabire birinda, ndetse no gushimangira icyiciro.

Guhagarika: Hydroxypropyl methylcellulose ibuza uduce duto guhagarara, bityo ikabuza ikorwa ry'ibisigazwa.

Colloids zirinda: Zirinda ibitonyanga n'uduce duto kwivanga cyangwa kwivanga.

Amazi Ashongesha: Iki gicuruzwa gishobora gushongeshwa mu mazi mu rugero rutandukanye, ingano ntarengwa ikaba igengwa gusa n'ubushyuhe.

Ubudahangarwa bw'ingufu: Iki gicuruzwa ni eteri ya cellulose idafite ingufu idahurirana n'umunyu w'icyuma cyangwa izindi iyoni kugira ngo habeho ibintu bidashonga.

Gukomera kw'aside: bikwiranye no gukoreshwa mu rugero rwa PH3.0-11.0.


Igihe cyo kohereza ubutumwa: 22 Nzeri 2022