Focus on Cellulose ethers

Nigute ushobora kumenya ubuziranenge bwa sodium carboxymethyl selulose

Ibipimo nyamukuru bipima ubuziranenge bwa CMC ni urwego rwo gusimbuza (DS) nubuziranenge. Mubisanzwe, imitungo ya CMC iratandukanye iyo DS itandukanye; urwego rwo hejuru rwo gusimbuza, niko gukemura neza, hamwe no gukorera mu mucyo no guhagarara neza. Nk’uko raporo zibitangaza, gukorera mu mucyo kwa CMC ni byiza iyo urwego rwo gusimburwa ari 0.7-1.2, kandi ubwiza bw’umuti wabwo w’amazi ni bunini iyo agaciro ka pH ari 6-9.

Kugirango hamenyekane ubuziranenge bwayo, usibye guhitamo imiti ya etherifing, hagomba no gusuzumwa ibintu bimwe na bimwe bigira ingaruka kurwego rwo gusimbuza no kweza, nkumubano wa dosiye iri hagati ya alkali na agent ya etherifingi, igihe cya etherifike, amazi ya sisitemu, ubushyuhe , pH agaciro, igisubizo cyibisubizo hamwe numunyu.

Sodium carboxymethyl selulose ikoreshwa cyane muri peteroli, ibiryo, ubuvuzi, imyenda, gukora impapuro no mu zindi nganda, bityo rero ni ngombwa cyane gusuzuma neza ubuziranenge bwayo, kandi ni ningamba yo kwemeza ingaruka zikoreshwa, noneho, Nigute dushobora kubona, impumuro, gukoraho, no kurigata kugirango urebe ubuziranenge bwayo?

1. Sodium carboxymethyl selulose ifite isuku nyinshi ifite amazi menshi cyane, ikwirakwiza urumuri rwiza, kandi igipimo cyayo cyo gufata amazi kiri hejuru ya 97%.

2. Ibicuruzwa bifite isuku nyinshi ntabwo bizahumura impumuro ya ammoniya, ibinyamisogwe n'inzoga, ariko niba bifite isuku nke, birashobora kunuka uburyohe butandukanye.

3. Sodium nziza ya carboxymethyl selulose yuzuye neza, kandi ubwinshi bwinshi ni buto, intera ni: 0.3-0.4 / ml; gutembera gusambana nibyiza, ukuboko kumva kuremereye, kandi hariho itandukaniro rikomeye nigaragara ryumwimerere.

4. Ibirimo bya chloride ya CMC mubisanzwe bibarwa muri CL, nyuma yo gupimwa CL, ibirimo NaCl birashobora guhinduka muri CL% * 1.65

Hariho isano runaka hagati ya CMC na chloride, ariko sibyose, hariho umwanda nka sodium glycolate. Nyuma yo kumenya ubuziranenge, ibirimo NaCl birashobora kubarwa hafi NaCl% = (100-ubuziranenge) /1.5
Cl% = (100-yera) /1.5/1.65
Kubwibyo, ibicuruzwa bikoresha ururimi bifite uburyohe bwumunyu, byerekana ko ubuziranenge butari hejuru.

Muri icyo gihe, sodium karbisimethyl selulose ifite isuku nyinshi ni fibre isanzwe, mugihe ibicuruzwa bifite isuku nke ari granular. Mugihe ugura ibicuruzwa, ugomba kwiga uburyo bworoshye bwo kumenyekanisha. Mubyongeyeho, ugomba guhitamo uruganda rufite izina ryiza, kugirango ubuziranenge bwibicuruzwa bwizere neza.


Igihe cyo kohereza: Ugushyingo-11-2022
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