Hydroxypropyl methylcellulose Imiterere ya HPMC

Ibisanzwe bikoreshwa muri selile harimo HEC, HPMC, CMC, PAC, MHEC nibindi nkibyo.Ether-ionic water-soluble selulose ether ifite ibifatika, itajegajega hamwe nubushobozi bwo gufata amazi, kandi ni inyongera ikoreshwa mubikoresho byubaka.HPMC, MC cyangwa EHEC bikoreshwa mubikorwa byinshi bishingiye kuri sima cyangwa bishingiye kuri gypsumu, nka minisiteri yububoshyi, minima ya sima, isima ya sima, gypsumu, imvange ya sima, hamwe namata yamata, nibindi, bishobora kuzamura ikwirakwizwa rya sima cyangwa umucanga. kandi utezimbere cyane Adhesion, ningirakamaro cyane kuri plaster, sima ya tile na putty.HEC ikoreshwa muri sima, ntabwo ari retarder gusa, ahubwo ikoreshwa nkibikoresho byo kubika amazi.HEHPC nayo ifite iyi porogaramu.

Hydroxypropyl methylcellulose Ibicuruzwa bya HPMC bihuza ibintu byinshi byumubiri nubumara mubicuruzwa bidasanzwe hamwe nuburyo butandukanye bukoreshwa:

Kubika amazi: Irashobora kugumana amazi hejuru yubutaka nkibibaho bya sima n amatafari.

Gukora firime: Irashobora gukora firime ibonerana, ikomeye kandi yoroshye hamwe no kurwanya amavuta meza.

Ububasha bwa organic organique: Igicuruzwa gishobora gushonga mumashanyarazi amwe amwe, nkibipimo bikwiye bya Ethanol / amazi, propanol / amazi, dichloroethane hamwe na sisitemu ya solvent igizwe na solge ebyiri.

Ubushyuhe bwa Thermal: Iyo igisubizo cyamazi cyibicuruzwa gishyushye, geli izakora, kandi gel yashizweho izahinduka igisubizo iyo ikonje.

Igikorwa cyo hejuru: gitanga ibikorwa byubuso mugisubizo kugirango ugere kuri emulisation isabwa hamwe na colloide ikingira, hamwe no guhagarika icyiciro.

Guhagarikwa: Hydroxypropyl methylcellulose irinda ibice bikomeye gutuza, bityo bikabuza gushinga imyanda.

Kurinda ibibyimba bikingira: Irinde ibitonyanga nuduce duhurirana cyangwa guhuzagurika.

Amazi meza: Igicuruzwa gishobora gushonga mumazi mubwinshi butandukanye, ubwinshi bwibanze bugarukira gusa kubwiza.

Ubusembure butari ionic: Igicuruzwa ni ether ya ionic selulose ether idahuza numunyu wicyuma cyangwa izindi ion kugirango habeho imvura idashonga.

Acide-ishingiro itajegajega: ikwiriye gukoreshwa murwego rwa PH3.0-11.0.


Igihe cyo kohereza: Nzeri-22-2022