ihe na-agbanwe ibu molekụla
| NGWỤKWỌ | |
| Ọdịdị | Mmiri mmiri na-enweghị agba |
| Mkpụrụ ndụ ihe nketa molekụla | C18H20 |
| Ibu molekụla | 236.36 |
| Ọdịnaya niile | >99% |
| Alfa | <10 |
| Njupụta na 25℃g/cm3 | 1.0±0.1g/cm3 |
| Mmetụta nke ikuku uzuoku: | 58.3±0.8kJ/mol |
| Ebe mgbari: | 185.5±13.1℃ |
| Mgbanwe Molar: | 76.6±0.3 cm3 |
Ihe na-achịkwa ibu molekul enweghị sọlfọ, ọ nweghị isi, ọ dị mma ma dịkwa mma maka gburugburu ebe obibi, FDA enyela ya asambodo. A na-ejikarị ya eme ihe n'ọtụtụ ụdị resinstyrene acrylic, ABS, ACRMBS, styrene-acrylic latexnitrile latexbutadiene latex dị ka mmeghachi omume polymerization. Ọ bụ ezigbo ihe na-achịkwa ibu molekul nchekwa gburugburu ebe obibi, ihe na-eme ka agbụ yinye dị, ihe na-eme ka agbụ yinye dị mma na ihe na-agbanwe polymer.
1. N'ime usoro mmepụta nke acrylic resin na acrylic ester polymerization, ịtinye ngwaahịa a nwere ike ịgbanwe oke molekul nke resin nke ọma. Acrylic resin nwere obere molekul ibu otu ụdị ibu nkesa ọkwa dị mma, nhazi dị mma, ọdịdị na-enwu gbaa, nghọta dị mma iguzogide ihu igwe eke.
2. N'ime mmepụta nke polima dịka nitrile latexbutadiene styrenelatexandstyrene-acrylic latex, itinye ngwaahịa a nwere ike ime ka ngwaahịa resin dị arọ obere nkesa ibu molekul, nhazi ọkwa dị mma na nha anya, ka ngwaahịa ahụ wee bụrụ ihe achọrọ iji mezue polima ahụ dịka usoro si dị.
3. na mmepụta nke ihe enyemaka nhazi ACR enwere ike ijikwa viscosity dị n'ime ngwaahịa ahụ nke ọma.
4. Polystyrene na ABs nwere mmetụta dị elu na-enye ezigbo mgbochi mgbawa na arụmọrụ okpomọkụ dị ala.
5. SAN resinvinyl polymer (vinyl polymer) na-achịkwa ịdị arọ molekul na ịdị n'otu
6. EVA polymer na-ebelata nhazi anya azụ na ikuku.
7. Mkpụrụ polima e nwetara site na EP nwere oke nha mkpụrụ na ezigbo ihe onwunwe elu. Site na PEwax, enwere ike imegharị EPS ọzọ.
8. Resin styrene nke roba gbanwere agbanwe nwere ezigbo mmiri ịgbaze na ngwaahịa na-enweghị isi.5 Vinylpolymer (vinylpolymer), mmeghachi omume polymerization nkwụsịtụ.@PE crosslinked ngwaahịa dị ka ihe mgbochi scorch.200 kg/ígwè drum.0.5-3% (ibu dị arọ)
Nchekwa
A ga-agbaso iwu nchekwa a na-ejikarị eme ihe mgbe a na-eji kemịkalụ eme ihe. Ndị a gụnyere usoro akọwara na iwu nchekwa ahụike na nchekwa nke gọọmentị etiti, steeti na mpaghara, ikuku ikuku zuru oke n'ebe ọrụ, nlekọta akpụkpọ ahụ dị mma na iyi ugogbe anya nchebe. E nyere ozi nchekwa niile na mpempe akwụkwọ nchekwa maka resin acrylic styrene.
Nchekwa
Biko lee broshuọ "Ịjikwa na Nchekwa nke Mgbasa Polymer". A ga-agbaso iwu nchekwa a na-ejikarị eme ihe mgbe a na-eji kemịkalụ eme ihe. Ndị a gụnyere usoro akọwara na iwu nchekwa ahụike na nchekwa nke gọọmentị etiti, steeti na mpaghara, ikuku zuru oke n'ebe ọrụ, nlekọta akpụkpọ ahụ dị mma na iyi ugogbe anya nchebe. E nyere ozi nchekwa niile na mpempe akwụkwọ nchekwa maka resin acrylic styrene.
