Nkwusioru Polymerization nke (HPMC) Hydroxypropyl Methylcellulose jiri maka PVC

polymerization nkwusioru nke Hydroxypropyl Methylcellulose (HPMC) abụghị usoro a na-ahụkarị maka imepụta polyvinyl chloride (PVC). Kama, a na-ejikarị polymerization nkwusioru eme ihe maka imepụta PVC n'onwe ya ma ọ bụ polymer vinyl ndị ọzọ.

Agbanyeghị, enwere ike iji HPMC na ụdị PVC dị ka mgbakwunye iji gbanwee ihe dị iche iche nke ogige PVC ma ọ bụ ngwaahịa PVC ikpeazụ. Nke a bụ ka enwere ike iji HPMC na ngwa PVC:

1. Mgbanwe mmetụta:

• Enwere ike iji HPMC mee ihe dị ka ihe ngbanwe mmetụta na ụdị PVC iji melite ike na mmetụta nguzogide nke ihe PVC. Site n'itinye ihe ndị HPMC n'ime matrix PVC, ike mmetụta nke ngwaahịa ikpeazụ nwere ike ime ka ọ dịkwuo mma, na-eme ka ọ dịkwuo mma maka ngwa ndị chọrọ ogologo oge na nkwụsịtụ.

2. Enyemaka nhazi:

• HPMC nwere ike ime dị ka ihe enyemaka nhazi na PVC compound, na-enyere aka melite eruba Njirimara na processability nke PVC gbazee n'oge extrusion, ịkpụzi, ma ọ bụ kalenda usoro. Nke a nwere ike bute nhazi nke ọma karị, mbelata nrụpụta anwụ, yana imezi elu elu nke ngwaahịa PVC ikpeazụ.

3. Mgbanwe Rheology:

• HPMC nwere ike ije ozi dị ka ihe mgbanwe rheology na ụdị PVC, na-emetụta viscosity na omume na-asọpụta nke ogige PVC. Site n'ịgbanwe ntinye uche na ịdị arọ nke molekul nke HPMC, akụrụngwa rheological nke PVC gbazere nwere ike ịhazi ya iji gboo mkpa nhazi na njikwa arụmọrụ.

4. Ihe mgbochi mgbochi:

• Enwere ike iji HPMC dịka ihe mgbochi mgbochi na ihe nkiri PVC na mpempe akwụkwọ iji gbochie ha ịrapara ọnụ n'oge nchekwa ma ọ bụ njem. Site n'itinye ụmụ irighiri ihe HPMC n'ime matrix PVC, ọchịchọ nke ihe PVC igbochi ma ọ bụ rapara n'onwe ya nwere ike ibelata, meziwanye njikwa na iji ya.

5. Ndakọrịta Plasticizer:

• HPMC nwere ike welie ndakọrịta nke plasticizers na PVC formulations, ikwado mgbasasa na nkesa nke plasticizer molekul n'ime PVC matriks. Nke a nwere ike iduga ngbanwe dị mma, elongation, na arụmọrụ dị ala nke ihe PVC, karịsịa na ngwa ndị chọrọ mgbanwe na ịdị nro.

6. Onye na-egbochi ire ọkụ:

• HPMC nwere ike na-eme ihe dị ka synergist na ire ere retardant formulations maka PVC, na-eme ka ire ọkụ retardancy na ọkụ iguzogide ihe PVC. Site n'ịkwalite nhazi cha cha na ibelata ntọhapụ okpomọkụ, HPMC nwere ike melite arụmọrụ ọkụ nke ngwaahịa PVC na ngwa dị iche iche, dị ka ihe ụlọ na eriri eletrik.

Na nchịkọta, mgbe HPMC na-adịghị eji na nkwusioru polymerization nke PVC, ọ nwere ike na-arụrụ ọrụ dị ka ihe mgbakwunye na PVC formulations gbanwee Njirimara dị ka mmetụta ike, nhazi àgwà, rheology, mgbochi igbochi omume, plasticizer ndakọrịta, na ire ọkụ retardancy. . Ntugharị ya na-eme ka ọ bụrụ akụkụ bara uru n'ịmepụta ogige PVC nwere njirimara ahaziri na njirimara arụmọrụ.