ozi

Kedu ihe bụ hydroxypropyl methyl cellulose?

Hydroxypropyl methyl cellulose (HPMC), makwaara dị ka hydroxypropyl methylcellulose, cellulose hydroxypropyl methyl ether, cellulose, 2-hydroxypropylmethyl ether, PROPYLENE GLYCOL ETHER OF METHYLCELLULOSE, CAS No. 9004-65-3, na-mere si ukwuu dị ọcha owu cellulose under alkaline ọnọdụ pụrụ iche ether. Enwere ike kewaa HPMC ka ọ bụrụ ọkwa ụlọ, ọkwa nri na ọkwa ọgwụ dịka ojiji ya siri dị. A na-eji ya na-ewu, nri, ọgwụ na ihe ịchọ mma, kemịkalụ kwa ụbọchị na ụlọ ọrụ ndị ọzọ.

Kedu ihe bụ ojiji nke HPMC?

Ụlọ ọrụ ihe owuwu

1. Ngwa agha masonry
Ịme ka adhesion dị n'elu ụlọ elu nwere ike ime ka njide mmiri dịkwuo mma, si otú ahụ na-eme ka ike nke ngwa agha dịkwuo mma, na imezi mmanu na plasticity iji nyere aka ịrụ ọrụ ihe owuwu ahụ. Ihe owuwu dị mfe na-azọpụta oge ma na-eme ka ọnụ ahịa dị mma.
2. Gypsum ngwaahịa
Ọ nwere ike ịgbatị oge na-arụ ọrụ nke ngwa agha ma mepụta ike arụ ọrụ dị elu n'oge ike. A na-emepụta mkpuchi elu dị elu site n'ịchịkwa nkwụsị nke ngwa agha.
3. Agba agba na agba agba mmiri
Ọ nwere ike ịgbatị ndụ nchekwa site na igbochi mmiri ozuzo siri ike, ma nwee ezigbo ndakọrịta na nkwụsi ike dị elu. Ọnụego mgbasa ya na-adị ngwa ngwa ma ọ dịghị mfe iji agglomerate, nke na-enye aka iji mee ka usoro ngwakọta dị mfe. Mepụta àgwà dị mma nke na-asọpụta, gụnyere spatter dị ala na ọkwa dị mma, hụ na imecha elu dị mma, ma gbochie agba agba. Mee ka viscosity nke ihe na-agbapụta agba na mmiri na-ekpo ọkụ na ihe mgbaze ihe na-ekpo ọkụ, nke mere na onye na-agbapụta agba agaghị esi na elu workpiece pụta.
4. Ceramic tile nrapado
Akọrọ mix Efrata dị mfe ịgwakọta na adịghị agglomerate, na-azọpụta na-arụ ọrụ oge n'ihi na ha na-etinyere ngwa ngwa na ndị ọzọ irè, mma processability na mbenata ụgwọ. Melite arụmọrụ tiling ma nye ezigbo nrapado site na ịgbatị oge jụrụ oyi.
5. Ihe n'ala na-edozi onwe ya
Ọ na-enye viscosity na enwere ike iji ya dị ka ihe mgbakwunye na-edozi edozi iji nyere aka melite arụmọrụ nke ala ala. Ijikwa njide mmiri nwere ike ibelata mgbawa na mbelata nke ukwuu.
6. Mmepụta nke kpụrụ slabs
Ọ enhances na processability nke extruded ngwaahịa, nwere elu bonding ike na mmanu mmanu, na mma na mmiri ike na adhesion nke extruded Ibé akwụkwọ.
7. Plate nkwonkwo ndochi
Hydroxypropyl methyl cellulose nwere ezigbo njide mmiri, nwere ike ịgbatị oge jụrụ oyi, nnukwu mmanu ya na-eme ka ngwa ahụ dịkwuo nro. Ọ na-eme ka mma elu dị mma nke ọma, na-enye ihe dị nro na ọbụna ederede, ma na-eme ka njikọ ahụ dịkwuo ike.
8. gypsum sitere na ciment
Ọ nwere njigide mmiri dị elu, na-agbatị oge ọrụ nke ngwa agha, ma nwee ike ịchịkwa ntinye ikuku, si otú a na-ewepụ micro cracks nke mkpuchi ma na-eme ka ọ dị mma.

Ụlọ ọrụ nri

1. Citrus mkpọ: iji gbochie ịcha ọcha na mmebi n'ihi mmebi nke citrus glycosides n'oge nchekwa, iji nweta mmetụta ọhụrụ.
2. Ngwaahịa mkpụrụ oyi: agbakwunyere na ihe ọṅụṅụ mkpụrụ osisi na ice iji mee ka ụtọ dị mma.
3. Sauce: eji dị ka emulsion stabilizer ma ọ bụ thickener nke ihendori na tomato mado.
4. Mkpuchi mmiri oyi na polishing: a na-eji maka nchekwa azụ oyi kpọnwụrụ iji gbochie mwepu na mmebi àgwà. Mgbe mkpuchi na polishing na methyl cellulose ma ọ bụ hydroxypropyl methyl cellulose ngwọta aqueous, ifriizi na ice oyi akwa.
5. Nrapado maka mbadamba nkume: Dị ka onye na-akpụzi ihe maka mbadamba nkume na granules, ọ nwere ezigbo "ọdịda n'otu oge" (ngwa ngwa mgbasa, ọdịda na mgbasa mgbe ị na-ewere).

Ụlọ ọrụ ọgwụ

1. Encapsulation: A na-eme ka onye na-emepụta ihe na-eme ka ọ bụrụ ihe ngwọta nke ihe mgbaze organic ma ọ bụ ngwọta mmiri maka nchịkwa mbadamba, karịsịa maka ịgbanye mkpuchi nke ihe ndị a kwadebere.
2. Onye na-akwụghachi azụ: 2-3 grams kwa ụbọchị, 1-2G kwa oge, maka ụbọchị 4-5.
3. Ophthalmic ọgwụ: Ebe ọ bụ na nrụgide osmotic nke methyl cellulose aqueous ngwọta bụ otu ihe ahụ dị ka nke anya mmiri, ọ na-adịchaghị ewute anya. A na-agbakwunye ya na ọgwụ ophthalmic dị ka ihe na-eme mmanụ maka kọntaktị na oghere anya.
4. Jelii: A na-eji ya dị ka ihe ndabere nke jelii dị ka ọgwụ mpụga ma ọ bụ ude.
5. Onye na-emepụta ihe: eji eme ihe dị ka onye na-ekpuchi mmiri na mmiri.

Ụlọ ọrụ ịchọ mma

1. Shampoo: melite viscosity na afụ nkwụsi ike nke ncha ntutu, ihe na-asa ákwà na ncha.
2. ntacha eze: melite fluidity nke ntacha eze.

Ụlọ ọrụ Kiln

1. Electronic ihe: dị ka pịa akpụ nrapado nke seramiiki electric compactor na ferrite bauxite magnet, ọ nwere ike na-eji ya na 1.2-propanediol.
2. Glaze ọgwụ: eji dị ka glaze ọgwụ ceramics na Nchikota na enamel agba, nke nwere ike melite bonding na processability.
3. Ntugharị ngwa ngwa: Enwere ike ịgbakwunye ya na brik na-atụgharị ma ọ bụ ihe nkedo ọkụ iji meziwanye plasticity na njide mmiri.

Ụlọ ọrụ ndị ọzọ

A na-ejikwa HPMC n'ọtụtụ ebe na resin sịntetik, petrochemical, ceramics, ime akwụkwọ, akpụkpọ anụ, ink dabeere na mmiri, ụtaba na ụlọ ọrụ ndị ọzọ. A na-eji ya dị ka thickener, dispersant, ihe nkedo, emulsifier na stabilizer na ụlọ ọrụ akwa.

Kedu otu esi ele anya chọpụta ogo hydroxypropyl methyl cellulose (HPMC)?

1. Chromaticity: ọ bụ ezie na ọ pụghị ịmata kpọmkwem ma HPMC dị mfe iji, ma ọ bụrụ na a na-agbakwunye onye na-acha ọcha na mmepụta, àgwà ya ga-emetụta. Agbanyeghị, a na-achọ ịzụrụ ngwaahịa dị elu.
2. Mma: HPMC nwere 80 meshes na 100 meshes n'ozuzu, na 120 meshes dị obere. Ọtụtụ HPMC nwere meshes 80. N'ikwu okwu n'ozuzu, ịdị mma offside ka mma.
3. Mfefe ọkụ: tinye hydroxypropyl methyl cellulose (HPMC) banye na mmiri ka ọ bụrụ colloid transperent, wee hụ nnyefe ọkụ ya. Ka ọkụ na-ebuwanye ibu, nke ka mma, na-egosi na ọ dị obere ihe na-adịghị edozi na ya.
4. Specific gravity: Ka arọ nke kpọmkwem ike ndọda, ka mma. Ọnụọgụ ahụ dị ịrịba ama, n'ozuzu n'ihi na ọdịnaya nke hydroxypropyl dị elu. Ọ bụrụ na ọdịnaya nke hydroxypropyl dị elu, njide mmiri ka mma.
Hydroxypropyl methyl cellulose kwụsiri ike na acids na bases, na ngwọta mmiri ya kwụsiri ike na pH = 2 ~ 12. Anyị bụ ndị nrụpụta ọkachamara. Ọ bụrụ na ịchọrọ ngwaahịa a, ị nwere ike ịkpọtụrụ anyị. Nke ahụ bụ naanị maka ikesa HPMC na mbipụta a. Enwere m olileanya na ọ ga-enyere gị aka ịghọta HPMC.