Site na mmepe ngwa ngwa n'ọhịa nke plastik ejiri eriri iko mee ka ọ sie ike,ihe ndị e ji resin phenolic meea na-etinyela ọtụtụ ihe n'ọrụ n'ọtụtụ ụlọ ọrụ dị iche iche. Nke a bụ n'ihi ịdị mma pụrụ iche ha, ike igwe dị elu, na arụmọrụ dị mma. Otu n'ime ihe ndị kacha pụta ìhè bụihe eji eme resin iko phenolic.
Eriri iko phenolic, n'ime resin sịntetik mbụ e mepụtara n'ụlọ ọrụ mmepụta ihe, ọ na-abụkarị polycondensate nke e mepụtara site na polymerization nke phenols na aldehydes n'ihu ihe na-akpali alkaline. A na-ewebata ụfọdụ ihe mgbakwunye iji jikọta nhazi macromolecular, na-agbanwe ya ka ọ bụrụ nhazi macromolecular atọ nke na-anaghị agbaze ma na-anaghị agbaze, si otú a na-aghọ ihe a na-ahụkarị.ihe polymer nke na-eme ka okpomọkụ dị ọkụA na-eji resin phenolic akpọrọ ihe nke ukwuu maka ihe ndị pụrụ iche ha nwere, gụnyere ezigbo mgbochi ire ọkụ, nkwụsi ike nha, na ezigbo ike igwe. Ihe ndị a emeela ka e mee nnyocha sara mbara na itinye ihe resin iko phenolic n'ọrụ.
Ka akụ na ụba ụlọ ọrụ mmepụta ihe na-aga n'ihu ngwa ngwa, a na-achọwanye ihe achọrọ na arụmọrụ nke ihe eriri iko phenolic.eriri iko phenolic gbanwetụrụ ike dị elu ma na-eguzogide okpomọkụa na-emepe ma na-eji ya nke ọma.Resin phenolic emezigharịrị nke ejiri eriri iko mee ka o sie ike (FX-501)ọ bụ otu n'ime ihe eji eme resin iko phenolic kachasị mma ugbu a. Ọ bụ ụdị ihe phenolic ọhụrụ nke agbanwere ma sie ike nke e mepụtara site na itinye eriri iko n'ime matriks resin mbụ site na ịgwakọta.
Njirimara Mekaniki na Ọrụ Ndị Dị n'Otu
Resin eriri iko phenolica na-ahọrọkarị dị ka matriks makaihe ndị na-eguzogide iyi, ihe nrụgide, na ihe ndị na-egbochi nrụgiden'ihi ike nrụgide ya dị mma, iguzogide ihe mgbaze, na ihe onwunwe igwe dị mma dịka ire ọkụ.ihe matriksna-arụ ọrụ dị ka ihe njikọta, na-ejikọ ihe niile dị n'ime ya n'ụzọ organic.Eriri ikona-eje ozi dị ka isi ihe ndị na-ebu ibu n'ihe ndị na-eguzogide iyi, na-enye ikike ibu ibu, arụmọrụ ha dịkwa elu na-emetụta mmetụta nkwalite ahụ kpọmkwem na matrix ahụ.
Ọrụ nke ihe matrix bụ ijikọ akụkụ ndị ọzọ nke ihe nrụgide ahụ nke ọma, na-ahụ na ebufe ibu n'otu ụzọ ahụ, kesaa ya, ma kesaa ya na eriri iko dị iche iche. Nke a na-enye ike na ike ụfọdụ na ihe ahụ. Eriri ndị a na-ahụkarị, gụnyere eriri iko, eriri organic, eriri ígwè, na eriri mineral, na-arụ ọrụ n'ịgbanwe ike nrụgide nke ihe ahụ.
Ibu Ibu na Ngwakọta na Mmetụta nke Ọdịnaya Eriri
In ihe mejupụtara eriri iko phenolicsistemụ, ma nke ahụeriri na resin matrix na-ebu ibu ahụ, ya na eriri iko ka bụ isi ihe na-ebu ibu. Mgbe a na-etinye ngwakọta eriri iko phenolic n'ọnọdụ mgbagọ ma ọ bụ nrụgide nrụgide, a na-ebufe nrụgide ahụ n'otu aka ahụ site na resin matrix gaa na eriri iko nke ọ bụla site na njikọ ahụ, na-agbasa ike ebuliri nke ọma. Usoro a na-eme ka njirimara igwe nke ihe mejupụtara ahụ ka mma. Ya mere, mmụba kwesịrị ekwesị naọdịnaya nke eriri iko nwere ike ime ka ike nke ihe mejupụtara eriri iko phenolic dịkwuo mma.
Nsonaazụ nnwale na-egosi ihe ndị a:
- Ngwakọta eriri iko phenolic nwere ọdịnaya eriri iko 20%na-egosipụta nkesa eriri na-adịghị mma, ebe ụfọdụ ebe enweghị eriri.
- Ngwakọta eriri iko phenolic nwere ọdịnaya eriri iko 50%na-egosi otu eriri nkesa, elu mgbawa na-adịghị mma, na enweghị ihe ịrịba ama pụtara ìhè nke nnukwu eriri ahụ. Nke a na-egosi na eriri iko nwere ike ibu ibu ahụ ọnụ, nke na-ebuteike mgbanwe dị elu.
- Mgbe ọdịnaya nke eriri iko dị 70%, oke eriri na-eduga na obere ọdịnaya resin matrix. Nke a nwere ike ibute ihe "resin-poor" na mpaghara ụfọdụ, na-egbochi mbufe nrụgide ma na-emepụta oke nrụgide mpaghara. N'ihi ya, njirimara mekaniki niile nke ihe mejupụtara eriri iko phenolicna-ebelata.
Site na nchọpụta ndị a,Ntinye kachasị mma nke eriri iko na ngwakọta eriri iko phenolic bụ 50%.
Mmelite Arụmọrụ na Ihe Ndị Na-emetụta Ya
Site na data ọnụọgụgụ,ihe mejupụtara eriri iko phenolicnwere 50% eriri ikogosipụta ihe dị kaike mgbanwe okpukpu atọnaike mkpakọ okpukpu anọma e jiri ya tụnyere resin phenolic dị ọcha. Na mgbakwunye, ihe ndị ọzọ na-emetụta ike nke plastik iko phenolic nke ejiri eriri iko mee ka ọ sie ike gụnyereogologo nke eriri ikona nke hantụzịaka.
Oge ozi: Juun-18-2025
