Focus on Cellulose ethers

Icyiciro cyubwubatsi HEMC

Icyiciro cyubwubatsi HEMC Hydroxyethyl Methyl Cellulose izwi nka Methyl Hydroxyethyl Cellulose (MHEC), ni ifu yera cyangwa yera yera, impumuro nziza kandi itaryoshye, irashonga mumazi ashyushye namazi akonje.Icyiciro cyubwubatsi HEMC irashobora gukoreshwa nka sima, gypsumu, imiti ya gime, umukozi wo kubika amazi, ni byiza cyane kubikoresho byubaka ifu.

Aliases: hydroxyethyl methyl selulose;hydroxyethyl methyl selulose;hydroxymethyl ethyl selile;2-hydroxyethyl methyl ether selile, Methylhydroxyethylcellulose;Cellulose;2-hydroxyethyl methyl ether;HEMC;

Hydroymethylmethylecellulose;hydroxyethyl methyl selulose;hydroxymethyl ethyl selile.

Kwiyandikisha CAS: 9032-42-2

Imiterere ya molekulari:

 

Ibiranga ibicuruzwa:

1. Kugaragara: HEMC ni umweru cyangwa ifu yera hafi;impumuro nziza kandi itaryoshye.

2. Gukemura: Ubwoko bwa H muri HEMC burashobora gushonga mumazi ari munsi ya 60 and, kandi ubwoko bwa L bushobora gushonga mumazi akonje gusa.HEMC ni kimwe na HPMC kandi ntishobora gukemuka mumashanyarazi menshi.Nyuma yo kuvura hejuru, HEMC ikwirakwiza mumazi akonje nta agglomeration kandi igashonga buhoro, ariko irashobora gushonga vuba muguhindura agaciro ka PH kuri 8-10.

3. PH agaciro gahamye: Ubukonje burahinduka gake murwego rwa 2-12, kandi ibishishwa byangiritse kurenza iyi ntera.

4. Ubwiza: igipimo cya pass ya 80 mesh ni 100%;igipimo cyatsinze mesh 100 ni ≥99.5%.

5. Uburemere bwihariye butari bwo: 0.27-0.60g / cm3.

6. Ubushyuhe bwo kubora buri hejuru ya 200 ℃, kandi butangira kwaka kuri 360 ℃.

7. HEMC ifite umubyimba ukomeye, guhagarika ihagarikwa, gutandukana, guhuriza hamwe, guhinduka, gufata amazi nibindi biranga.

8. Kuberako ibicuruzwa birimo hydroxyethyl groupe, ubushyuhe bwa gel bwibicuruzwa bugera kuri 60-90 ℃.Mubyongeyeho, itsinda rya hydroxyethyl rifite hydrophilicity nyinshi, naryo rituma ibicuruzwa bihuza neza.By'umwihariko mu iyubakwa ry'ubushyuhe n'ubushyuhe mu gihe cy'izuba, HEMC ifite amazi menshi kuruta methyl selulose yo mu bwoko bumwe, kandi igipimo cyo gufata amazi ntikiri munsi ya 85%.

 

Icyiciro cyibicuruzwa   

Urwego rwa HEMC Viscosity

(NDJ, mPa.s, 2%)

Viscosity

(Brookfield, mPa.s, 2%)

HEMC MH60M 48000-72000 24000-36000
HEMC MH100M 80000-120000 40000-55000
HEMC MH150M 120000-180000 55000-65000
HEMC MH200M 160000-240000 Min70000
HEMC MH60MS 48000-72000 24000-36000
HEMC MH100MS 80000-120000 40000-55000
HEMC MH150MS 120000-180000 55000-65000
HEMC MH200MS 160000-240000 Min70000

 

 

Akamaro

Nkumukozi ukora hejuru, hydroxyethyl methyl selulose HEMC ifite ibintu bikurikira bikurikira usibye kubyimba, guhagarika, guhuza, kwigana, gukora firime, gutatanya, kubika amazi no gutanga colloide ikingira:

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Uburyo bwo gutegura igisubizo

(1) Ongeramo umubare wamazi wamazi meza muri kontineri;

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Usimyaka

 

Mu bikoresho byubaka inganda, urwego rwubwubatsi HEMC ikwiranye na tile yometseho, plaque ya sima, minisiteri ivanze yumye, kuringaniza, plaque gypsum, irangi rya latx, guhuza ibikoresho byubaka, indi mirima yubwubatsi, gucukura peteroli, ibicuruzwa byita kumuntu, ibikoresho byogusukura, nibindi. , mubisanzwe bikoreshwa nkibibyimbye, imiti ikingira, ibifata, stabilisateur, hamwe noguhagarika ibintu birashobora kandi gukoreshwa nka geles hydrophilique, ibikoresho bya matrix, gutegura ubwoko bwa matrix bwateguwe-kurekura, kandi birashobora no gukoreshwa nka stabilisateur mubiribwa, nibindi. .

 

Packaging n'ububiko

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(2) Komeza umwuka utemba mububiko, wirinde izuba ryinshi, kandi wirinde inkomoko yumuriro;

(3) Kubera ko hydroxyethyl methyl selulose HEMC ari hygroscopique, ntigomba guhura numwuka.Ibicuruzwa bidakoreshwa bigomba gufungwa no kubikwa, kandi bikarindwa ubushuhe.

20'FCL: 12Ton hamwe na palletised, 13.5Ton idafite palletize.

40'FCL: 24Ton hamwe na palletised, 28Ton nta palletize.


Igihe cyo kohereza: Ugushyingo-26-2023
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