Hydroxyethyl cellulose (HEC)

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Onye na-emepụta Hydroxyethyl Cellulose (HEC).

Aha ngwaahịa: Hydroxyethyl Cellulose
Synonyms: Cellulose ether, HEC; 2-hydroxyethylcelluloseether;HMHEC;Hydroxyethyl cellulose ether
Ọnọdụ: 9004-62-0
EINECS: 618-387-5
Ọdịdị:: White ntụ ntụ
Akụrụngwa : owu a nụchara anụcha
Akara ahia: QualiCell
Mmalite: China
MOQ: 1ton

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CAS NO.: 9004-62-0

Aha ndị ọzọ: Cellulose ether, hydroxyethyl ether; Hydroxyethylcellulose; 2-Hydroxyethyl cellulose; Hyetellose;

Hydroxyethyl cellulose (HEC) bụ ọcha ma ọ bụ ìhè edo edo, enweghị isi, fibrous na-adịghị egbu egbu ma ọ bụ powdered siri ike, kwadebere site etherification nke alkaline cellulose na ethylene oxide (ma ọ bụ chloroethanol). Ethers cellulose soluble na-abụghị ionic. N'ihi na HEC nwere àgwà ọma nke ịgbasa, nkwụsịtụ, ịgbasa, emulsifying, bonding, filming, na-echebe mmiri na inye colloid nchebe, a na-eji ya eme ihe n'ọtụtụ ebe na nchọpụta mmanụ, mkpuchi, ihe owuwu, ọgwụ na textiles, akwụkwọ, na macromolecules. Polymerization na mpaghara ndị ọzọ. 40 ntupu sieving ọnụego ≥99%;

Hydroxyethyl Cellulose , eji dị ka thickener, agbachitere colloid, nkịtị mmiri na-echebe gị n'ụlọnga na rheology modifier dị iche iche software dị ka mmiri dabeere akọwa, ụlọ components, mkpa mmanụ ịdọ aka ná ntị chemical ogige na nzuzo na-elekọta ngwaahịa.It nwere ezi ndim, suspending, dispersing, emulsifying. , na-emepụta ihe nkiri, na-echebe mmiri na inye ihe nchebe colloid.

Nkọwapụta kemịkalụ

Ọdịdị	Na-acha ọcha na-acha ọcha ntụ ntụ
Nha urughuru	98% gafere 100 mesh
Molar nọchiri anya ogo (MS)	1.8-2.5
Ihe fọdụrụ na mgbanye (%)	≤0.5
uru pH	5.0-8.0
Mmiri (%)	≤5.0

Akara ngwaahịa

Ọnụahịa kasị elu nke HEC	Viscosity(NDJ, mPa.s, 2%)	Viscosity(Brookfield, mPa.s, 1%)	Nbudata data
HEC HR300	240-360	240-360	Pịa ebe a
HEC HR6000	4800-7200		Pịa ebe a
HEC HR30000	24000-36000	1500-2500	Pịa ebe a
HEC HR60000	48000-72000	2400-3600	Pịa ebe a
HEC HR100000	80000-120000	4000-6000	Pịa ebe a
HEC HR200000	160000-240000	8000-10000	Pịa ebe a

Njirimara arụmọrụ

1). HEC bụ soluble na mmiri ọkụ ma ọ bụ mmiri oyi, ọ dịghị eme ka ọ dị elu ma ọ bụ na-esi ísì ụtọ, nke mere na ọ nwere ọtụtụ ihe solubility na njirimara viscosity, na gelation na-abụghị thermal;
2). Ọ bụ na-abụghị ionic na nwere ike ibikọ ọnụ na ọtụtụ ndị ọzọ mmiri-soluble polymers, surfactants, na salts. Ọ bụ ọmarịcha colloidal thickener nwere ihe ngwọta dielectric dị elu;
3). Ikike njide mmiri dị okpukpu abụọ dị elu karịa nke methyl cellulose, ọ na-enwekwa usoro nchịkwa ka mma;
4). E jiri ya tụnyere methyl cellulose a ma ama na hydroxypropyl methyl cellulose, ike mgbasa nke HEC bụ nke kachasị njọ, mana ikike colloid nchebe bụ nke kachasị ike.

Ngwa Hydroxyethyl Cellulose (HEC).

Mpaghara ngwa
Ejiri ya dị ka nrapado, onye na-arụ ọrụ n'elu, onye na-echebe colloidal, onye na-ekesa, emulsifier na dispersion stabilizer, wdg. mmịpụta na ọgwụ.
1. A na-ejikarị eme ihe dị ka thickeners, nchebe mmadụ, adhesives, stabilizers na additives maka nkwadebe nke emulsions, gels, ointments, lotions, eye clearing agents, suppositories and tablets, and also used as hydrophilic gels and skeletons Materials, nkwadebe nke matrix-ụdị. Nkwadebe ntọhapụ na-adịgide adịgide, a pụkwara iji ya mee ihe dị ka ihe nkwụnye na nri.
2. HEC na-eji dị ka sizing gị n'ụlọnga na textile ụlọ ọrụ, bonding, ndim, emulsifying, stabilizing na ndị ọzọ mgbakwunye na ngwá electronic na ìhè ụlọ ọrụ.
A na-eji 3.HEC mee ihe dị ka onye na-ekpo ọkụ na mmiri na-ekpo ọkụ maka mmiri na-egwupụta mmiri na mmiri na-emecha. Mmetụta na-akpụ akpụ pụtara ìhè na mmiri na-egwupụta brine. Enwere ike iji ya dị ka onye na-ahụ maka nchịkwa mmiri na-efu maka ciment nke ọma mmanụ. Enwere ike jikọta ya na ion metal multivalent iji mepụta gel.
A na-eji ngwaahịa 4.HEC na-agbaji mmanụ mmanụ na-agbaji mmiri na-agbaji mmiri, polystyrene na polyvinyl chloride na ndị ọzọ na-ekesa polymeric. Enwere ike iji ya dị ka ihe na-agbapụta latex na ụlọ ọrụ agba, onye na-eguzogide iru mmiri na ụlọ ọrụ eletrọnịkị, ihe na-egbochi cimenti na ihe na-ejide mmiri na ụlọ ọrụ mmepụta ihe. Ụlọ ọrụ seramiiki glaze na nrapado eze. A na-ejikwa ya n'ọtụtụ ebe na-ebi akwụkwọ na agba, textile, ide akwụkwọ, ọgwụ, ịdị ọcha, nri, sịga, pesticides na ihe ndị na-emenyụ ọkụ.
5.HEC na-eji dị ka elu-arụ ọrụ gị n'ụlọnga, colloidal na-echebe gị n'ụlọnga, emulsion stabilizer maka vinyl chloride, vinyl acetate na ndị ọzọ emulsions, nakwa dị ka latex thickener, dispersant, dispersion stabilizer, wdg A na-ejikarị na coatings, emep uta eri, dyeing. ịwe akwụkwọ, ihe ịchọ mma, ọgwụ, ọgwụ pesticides, wdg. Ọ nwekwara ọtụtụ ihe eji achọpụta mmanụ na ụlọ ọrụ igwe.
6. Hydroxyethyl cellulose nwere elu ọrụ, ndim, nkwusioru, adhesion, emulsification, film e guzobere, dispersion, mmiri njigide na nchebe na siri ike na mmiri mmiri ọgwụ preparations.
7. A na-eji HEC mee ihe dị ka onye na-ekesa polymer maka nrigbu nke mmiri mmiri na-agbaji mmanụ mmanụ, polyvinyl chloride na polystyrene. A pụkwara iji ya mee ihe dị ka onye na-agbapụta latex na ụlọ ọrụ agba, ihe na-eme ka ciment na-ejide mmiri na ụlọ ọrụ ihe owuwu, ihe na-egbuke egbuke na ntanye eze na ụlọ ọrụ seramiiki. A na-ejikwa ya n'ọtụtụ ebe na ụlọ ọrụ mmepụta ihe dị ka ibipụta na ịcha akwa, textile, ide akwụkwọ, ọgwụ, ịdị ọcha, nri, sịga na pesticides.