Hydroxypropyl methylcellulose (HPMC) bụ nonionic cellulose ether nke a kwadebere site na usoro nhazi kemịkalụ site na iji polymer ihe onwunwe cellulose dị ka akụrụngwa. Ha bụ ntụ ntụ ọcha na-enweghị isi, nke na-esighị ike, nke na-adịghị egbu egbu nke na-aza na mmiri oyi n'ime ngwọta colloidal doro anya ma ọ bụ dịtụ turbid. Ọ nwere àgwà nke ndim, bonding, dispersing, emulsifying, film akpụ, nkwusioru, adsorption, gelation, elu ọrụ, mmiri njigide na-echebe colloid. Enwere ike iji Hydroxypropyl methylcellulose, methyl cellulose mee ihe na ihe owuwu, ụlọ ọrụ mkpuchi, resin sịntetik, ụlọ ọrụ seramiiki, ọgwụ, nri, textile, ọrụ ugbo, kemịkalụ kwa ụbọchị na ụlọ ọrụ ndị ọzọ.
Hydroxypropyl methylcellulose (HPMC) nha kemịkalụ:
[C6H7O2(OH)3-mn(OCH3)m(OCH2CH(OH)CH3)n]x
Ngwa bụ isi nke hydroxypropyl methylcellulose HPMC na ihe owuwu ụlọ:
1. plasta dabeere ciment
(1) Meziwanye ịdị n'otu, mee ka plasta dị mfe iji mebie, melite nguzogide sag, kwalite mmụba na mgbapụta, ma melite arụmọrụ ọrụ.
(2) Mgbochi mmiri dị elu, na-agbatị oge ntinye nke ngwa agha ahụ, na-eme ka arụmọrụ ọrụ dịkwuo mma, na-eme ka ike dị elu nke ngwa ngwa hydration na ike siri ike.
(3) Na-achịkwa iwebata ikuku iji kpochapụ mgbawa n'elu mkpuchi ahụ iji mee ka ọ dị mma nke ọma.
2. Gypsum nke plasta na ngwaahịa gypsum
(1) Meziwanye ịdị n'otu, mee ka plasta dị mfe iji mebie, melite nguzogide sag, kwalite mmụba na mgbapụta, ma melite arụmọrụ ọrụ.
(2) Mgbochi mmiri dị elu, na-agbatị oge ntinye nke ngwa agha ahụ, na-eme ka arụmọrụ ọrụ dịkwuo mma, na-eme ka ike dị elu nke ngwa ngwa hydration na ike siri ike.
(3) Jikwaa ịdị n'otu nke nkwekọ nke ngwa agha iji mepụta mkpuchi elu achọrọ.
3. Ngwa agha masonry
(1) Mee ka adhesion dị n'elu elu masonry, welie njigide mmiri, ma welie ike nke ngwa agha ahụ.
(2) Meziwanye mmanu na plasticity, melite arụmọrụ; jiri ngwa agha emeziwanye site na cellulose ether, nke dị mfe ịrụ, na-echekwa oge owuwu ma na-ebelata ọnụ ahịa ụlọ.
(3) Mgbakwunye mmiri na-ejide cellulose ether maka brik na-amịpụta mmiri dị elu.
4. Njikọ ọnụ
(1) Njide mmiri dị mma, ogologo oge na-emeghe na ịrụ ọrụ nke ọma. Nnukwu mmanu ma dị mfe ịgwakọta. (2) Meziwanye nkwụsị nke nkwụsị na nkwụsị mgbawa ma melite ogo elu nke mkpuchi. (3) Meziwanye ihe nkedo nke elu njikọ ahụ iji nye ọdịdị dị nro, dị nro.
5. Tile nrapado
(1) Ọ dị mfe ikpokọta ihe ndị na-agwakọta ihe, ọ dịghị clumps, melite ngwa ngwa ngwa, melite arụmọrụ ụlọ, chekwaa oge ọrụ ma belata ụgwọ ọrụ.
(2) Meziwanye arụmọrụ nke tiling site n'ịgbatị oge mmeghe ma nye ezigbo adhesion.
6. Ihe n'ala na-edozi onwe ya
(1) Na-enye viscosity na-eme ihe dị ka ihe mgbochi-edozi enyemaka. (2) Mee ka mgbapụta nke mmiri na-eme ka ọ dịkwuo mma ma melite arụmọrụ nke ịkwanye ala. (3) Jikwaa njide mmiri na mbelata, na-ebelata mgbawa na mbelata na ala.
7. Agba nke mmiri
(1) Na-egbochi oke mmiri ozuzo ma na-agbatị oge akpa nke ngwaahịa. Nnukwu biostability na ezigbo ndakọrịta na ihe ndị ọzọ. (2) Mee ka mmiri dịkwuo mma, na-enye ezigbo nguzogide spatter, sag resistance na leveling iji hụ na njedebe dị mma.
8. Akwụkwọ ahụaja ntụ ntụ
(1) Ngwa ngwa gbazee na-enweghị clumps, nke dị mma maka ịgwakọta. (2) Nye ike nkekọ dị elu.
9. mpempe ciment na-apụ apụ
(1) Ọ nwere nnukwu cohesiveness na mmanu na enhances processability nke extruded ngwaahịa. (2) Melite ike akwụkwọ ndụ akwụkwọ ndụ, kwalite mmetụta ọgwụgwọ hydration, ma melite mkpụrụ.
10. Ngwa ngwa agwakọta dị njikere
HPMC ngwaahịa maka njikere-agwakọta ngwa agha dị mma karịa nkịtị ngwaahịa na njikere-agwakọta ngwa agha, n'ịhụ na inorganic simenti ihe bụ n'ụzọ zuru ezu hydrated, budata egbochi nkekọ ike si n'ihi na oke ihicha, na mgbawa kpatara ihicha shrinkage. HPMC nwekwara mmetụta ikuku ụfọdụ. Ngwaahịa HPMC maka ngwa agha etinyere nke ọma nwere oke ikuku ikuku, ịdị n'otu na obere afụ, nke nwere ike melite ike na ito ngwa ngwa agwakọta. Ngwaahịa HPMC a na-ejikarị maka ngwa agha agwakọtara agwakọta nwere ụfọdụ mmetụta na-ebelata, nke nwere ike ịgbatị oge mmeghe nke ngwa agha agwakọta ma belata ihe isi ike ụlọ.
Ọ bụrụ na ị nwere mmasị na HPMC anyị, biko zitere anyị email:sales@kimachemical.com
Oge nzipu: Dec-21-2018