Hpmc (hydroxypylthylthylcelllose)bụ ogige a na-ejikarị polymer na-ejikarị na mpaghara adhesives. Ọ na-arụ ọrụ dị mkpa n'ọtụtụ ebe nke adresives.
1. Ndị na-eme mkpọtụ na-arụ ọrụ
HPMC bụ nke dị mma nke nwere ike ime ka ọ dị mma karịa viscosity na nkwụsi ike nke adhasives. Ihe owuwu ya nwere hydrophicity hydrophility na Ìgwè polysacchare dị iche iche, ma nwee ike ị nweta ngwọta colloidal na mmiri ma ọ bụ sontù organic. Omume a nwere ike igbochi nrapado site na ikpochapụ ya ma ọ bụ idozi ya n'oge nchekwa na iji, yabụ na-agba mbọ ịdị ọcha nke nrapado.
2.
HPMC nwere ezigbo ihe ngbanwe eji achọ mma ma nwee ike bulite nraranye na-addesion na mkpụrụ. Mgbe e kpochara ya n'elu mkpụrụ, ụmụ irighiri mmiri nwere ike ịbanye na pores dị mma ma kwadebe ihe dị iche iche dị ka akwụkwọ, eriri, osisi na ceramics.
3. Njirimara nke Film
HpmcNwere ezigbo ihe nkiri na-akpụ akpụ akpụ akpụ ma nwee ike ịme ngwa ngwa na fim na-aga n'ihu mgbe ị mkpuchi. Ihe nkiri a nwere ezigbo nsogbu na enweghị ike ịmịpụta ma nwee ike ịnye ihe nchebe ọzọ maka nrapado, imeziwanye ogologo na mgbochi nke njikọ ahụ. Na mgbakwunye, ihe nkiri na-ebelata mmetụta nke gburugburu mpụga, dị ka iru mmiri ma ọ bụ mgbanwe okpomọkụ, na arụmọrụ ndị na-anabataghị.
4. Njide mmiri
HpmcNwere ikike nnabata mmiri siri ike ma nwee ike imechi mmiri na nrapado iji gbochie mfu mmiri. Njirimara a dị ezigbo mkpa na ihe ndị dabeere na ihe ndị sitere na ciment, nke nwere ike ịgbatị oge mmeghe, ma zere ịchafụ na arụmọrụ nke njikọta nke mmiri.
5. Mmetụta ọdịda
HPMC nwere ike ime ka nkwụsi ike nke usoro ihe, na-egbochi idozi ma ọ bụ agglomeration nke irighiri ihe, ma na-ejikwa otu ngwa. Otu ọrụ na-arụ ọrụ na akwara ya nwekwara ike ịrụ ọrụ sonergistically na ndị ọzọ mejupụtara iji meziwanye nkwụsi ike na arụmọrụ nke usoro.
6. Ọbụbụeze gburugburu ebe obibi
HPMC bụ ngwaahịa enwetara site na ntụgharị kemịkal nke sellose eke. Ọ bụ ihe na-adịghị egbu egbu, adịghị emerụ ahụ na biodegradable. Ngwa ya na adhesives na-ekweta na ihe nchebe gburugburu ebe nchekwa gburugburu ebe nchekwa gburugburu ebe obibi ugbu a ma nwee uru dị ukwuu karịsịa na owuwu, nkwakọ ngwaahịa, nkwakọ ngwaahịa na nri nri.
7. Gbanwee Rheology
Njirimara nke REELOLOLOLOLOLOLOLOLOLOLLS nke HPMC na ngwọta (dị ka shiee thinning) na-enyere nrapa anya iji nwee ezigbo ihe owuwu n'oge ngwa. Visaty vission na-ebelata n'okpuru ọnọdụ shiee, na-eme ka ọ dị mfe ịgba, fesaa ma ọ bụ na-agbagha, na-agba mbọ ezigbo ndọnye ihe ahụ na mkpụrụ.
Ebe ngwa
Dị ka ihe dị mkpa nke adhesives, a na-ejikarị HPMC mee ihe n'ọtụtụ ebe:
Industrylọ ọrụ owuwu: dị ka tile nrapasive, ntụ ntụ, ngwa agha akọrọ, na-eji eme ka ọrụ owuwu na ike.
Wooding Liquesive: Meziwanye mmetụta nke njikọ dị n'etiti osisi ma gbochie cracking.
Akwụkwọ na ibibi: eji maka mkpuchi akwụkwọ iji mee ka ịdị ire na ndọghasị.
Akwụkwọ na akpụkpọ anụ: ejiri maka nhazi nke eriri na akpụkpọ anụ.
Hpmcna-egwu otutu ọrụ dị ka nke na-addesing, njigide mmiri, nkwụsi ike, nkwalite adhesion na ihe nkiri. O nwekwara uru nke nchebe gburugburu ebe obibi na rhiology na-agbanwe agbanwe. Njirimara ndị a na-eme ka ọ bụrụ ihe dị mkpa na usoro dị mkpa na usoro nnabata, na-enye nkwado dị mkpa maka imezi arụmọrụ ngwaahịa na mkpa dị iche iche.
Oge post: Novolutge 23-2024