Focus on Cellulose ethers

Ni irihe tandukaniro riri hagati ya hydroxyethyl selulose na Ethyl selile

Abantu benshi ntibashobora gutandukanya hydroxyethyl selulose na Ethyl selile.Hydroxyethyl selulose na Ethyl selulose nibintu bibiri bitandukanye.Bafite ibintu bikurikira.

1 Hydroxyethyl selulose:
Nka surfactant idafite ionic, usibye kubyimba, guhagarika, guhambira, guhinduranya, gukora firime, gutatanya, kugumana amazi no gutanga colloide ikingira, ifite kandi ibintu bikurikira:
1. HEC irashobora gushonga mumazi ashyushye cyangwa akonje, kandi ntigwa kugwa mubushyuhe bwinshi cyangwa kubira, bigatuma igira ibintu byinshi biranga ibishishwa hamwe nubusembwa, hamwe nubushuhe butari ubushyuhe;
2. Ntabwo ari ionic kandi irashobora kubana hamwe nandi moko menshi yandi mashanyarazi ya elegitoronike, surfactants hamwe nu munyu, kandi ni umubyimba mwiza wa colloidal urimo ibisubizo byinshi bya electrolyte;
3. Ubushobozi bwo gufata amazi bwikubye kabiri ubwa methyl selulose, kandi bufite gahunda nziza yo gutembera.
4. Ugereranije na methyl selulose izwi na hydroxypropyl methyl selulose, ubushobozi bwo gukwirakwiza HEC nububi, ariko colloid ikingira ifite ubushobozi bukomeye.

2 Ethyl selile
Nibintu bitari ionic selulose ether idashonga mumazi ariko igashonga mumashanyarazi.Ifite ibintu bikurikira:

1. Ntibyoroshye gutwika.
2. Ubushyuhe bwiza bwumuriro hamwe nubushuhe buhebuje.
3. Nta guhindagurika kw'izuba.
4. Guhinduka neza.
5. Ibintu byiza bya dielectric.
6. Ifite imbaraga za alkali nziza kandi irwanya aside aside.
7. Imikorere myiza yo kurwanya gusaza.
8. Kurwanya neza umunyu, ubukonje nubushuhe.
9. Ihamye kumiti, kubika igihe kirekire nta kwangirika.
10. Bihujwe na resin nyinshi kandi bihuza neza na plastike zose.
11. Biroroshye guhindura ibara mubihe bikomeye bya alkaline hamwe nubushyuhe.


Igihe cyo kohereza: Ugushyingo-15-2022
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