Kedu ụdị nrapado nke ejiri rọba chlorinated mee?

Adhesives bụ ihe na-ejikọta elu ihe dị n'akụkụ ọnụ.Adhesives nwere ike kewaa n'ime ihe ntanye, ndị na-ekekọta ihe, ndị na-emepụta ihe na-eme ka ọ dị mma, ndị na-akwalite adhesion, tackifiers na impregnating adhesives, wdg, dị ka usoro njikọ dị iche iche na usoro ọrụ si dị.

Tackifier: na-ezo aka n'ihe ndị nwere ike ịbawanye viscosity nke nrapado na-enweghị oghere, dị ka resin mmanụ ala, resin coumarone, styrene indene resin, p-alkylphenol formaldehyde resin na-abụghị thermally resin na pine tar.Adhesion na-ezo aka na ike ma ọ bụ ọrụ a chọrọ iji kpochapụ ihe nkiri abụọ yiri ya mgbe obere ibu na obere oge lamination, ya bụ, njide onwe onye.Onye tackifier na-abawanye viscosity elu nke ihe rubber n'oge nhazi nke ngwaahịa rọba multi-layer, nke na-eme ka usoro njikọ dị n'etiti akwa rọba.Ọ na-eme ka mmetụta nke njikọ dịkwuo mma site n'ịbawanye adsorption anụ ahụ, yana so na ụdị nhazi ihe enyemaka.

Ihe ntanye impregnation: nke a makwaara dị ka nrapado na-apụtaghị ìhè, na-ezo aka na mmiri mmiri impregnation nwere akụkụ viscous na-ekpuchi elu nke eriri eriri ma ọ bụ na-abanye n'ime oghere nke ákwà ahụ site na usoro impregnation.A na-ejikọta akwa ahụ na kemịkalụ, a na-akpọkwa mmiri mmiri a na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-emepụta ihe, dị ka akụkụ atọ nke NaOH emulsion bonding system nke resorcinol, formaldehyde na latex, ma ọ bụ usoro RFL, nke bụ iji meziwanye mmetụta njikọ nke roba na eriri.otu n'ime ụzọ ndị bụ isi.Maka eriri dị iche iche, ihe mejupụtara nke mmiri mmiri impregnating dị iche.Dịka ọmụmaatụ, latex (L akụrụngwa) nwere ike ịbụ NRL ma ọ bụ butyl pyridine latex, na ọnụọgụ resorcinol na formaldehyde nwekwara ike gbanwee.Maka eriri ndị siri ike ijikọ dị ka polyester, aramid na glass fiber, na mgbakwunye na ihe mejupụtara RFL, a ga-agbakwunye ihe ndị ọzọ na-eme ka njikọ dị n'ime ya dị ka isocyanate, silane coupling agent, wdg.

Ngwakọta njikọ: A makwaara dị ka nrapado ozugbo, a na-agwakọta ya n'ime ngwakọta ahụ n'oge agwakọta, na n'oge vulcanization, njikọ kemịkalụ ma ọ bụ mgbasa ozi siri ike na-apụta n'etiti ihe ndị a ga-arapara n'ahụ iji mepụta ihe ejikọtara nke ọma, dị ka ihe na-ahụkarị interlayer.Hydroquinone donor-methylene donor-silica bonding system (m-methyl white system, HRH system), triazine bonding system.N'ime ụdị nkedo a, ọ dịghị ihe mkpuchi nke etiti na-adabere na ihe nkwụnye ahụ n'elu ihe abụọ ahụ ebe a na-emepụta njikọ.A na-ejikarị nrapado a na-eme ka njikọ siri ike na nke na-adịgide adịgide n'etiti rọba na ihe ọkpụkpụ.

Ihe nkedo (nrapado): na-ezo aka n'ihe na-ejikọta ntụ ntụ ma ọ bụ ihe ndị na-emepụta ihe ọnụ iji mepụta ihe na-aga n'ihu, dị ka mpempe akwụkwọ pulp, ihe nkedo na-abụghị nke a na-eji akwa, asbestos binder, powders ihe eji eme ihe na mmiri granulation na-abụkarị mmiri mmiri ma ọ bụ ọkara. mmiri mmiri, na ihe nkedo na ntụ ntụ na-ejikọta ọnụ site na mkpali dị elu na ụzọ ndị ọzọ, na ihe nkedo na-enye ike na-ejikọta ọnụ maka njikọta.

Adhesivepromotingagen: na-ezo aka na ihe kemịkalụ nke na-emepụta kpọmkwem mgbasa ozi anụ ahụ ma ọ bụ njikọ kemịkalụ n'etiti ihe, mana nwere ike ịkwalite omume nke nrapanye, dị ka na nrapanye nke rọba na metal-plated brass.Nnu cobalt organic eji eme ihe na usoro a bụ ihe na-akwalite adhesion.A na-agbakwụnyekwa onye na-akwalite adhesion a ozugbo na ogige ahụ dị ka ihe na-emepụta ihe ma na-ekere òkè na usoro ikpo ọkụ dị elu.

Adhesive (nrapado): na-ezo aka na klas nke ihe na-ejikọta akụkụ abụọ ma ọ bụ karịa (ma ọ bụ ihe) ọnụ, nke ka ukwuu n'ụdị gluu ma ọ bụ teepu ntanye, na-enweta nrapado site na ịgbasa, mkpuchi na usoro ịrapara.Ebumnuche.Usoro njikọ a bụ imepụta oyi akwa dị n'etiti yana nrapado dị ka isi ihe dị n'etiti elu nke ihe abụọ ahụ, dị ka njikọ n'etiti rọba vulcanized, njikọ n'etiti rọba vulcanized na akpụkpọ ahụ, osisi na ígwè.Adhesive Njirimara ya na arụmọrụ ya, yana usoro njikọ na-ekpebi mmetụta njikọ.

N'ime ihe nkwụnye ahụ a kpọtụrụ aha n'elu, ihe nkedo na ngwa ngwa, nnukwu usoro ọgwụgwọ na usoro ọrụ dị mfe bụ nrapado.E nwere ọtụtụ ụdị nke adhesives, na arụmọrụ ha dị iche iche.Ịhọrọ ụdị dị iche iche kwesịrị ekwesị nwere ike nweta ike njikọ dị elu.Ya mere, adhesives amalitela ngwa ngwa ma ghọọ ihe ndị a na-ejikarị eme ihe na usoro njikọ.

Ka ọ dị ugbu a, adhesives ndị a na-ejikarị eme ihe bụ adhesives isocyanate, adhesives nwere halogen na phenolic resin adhesives.Ngwakọta ya nke isocyanate bụ ezigbo nrapado maka rọba na ọla dị iche iche.Ọ na-ji elu bonding ike, magburu onwe ujo eguzogide, mfe usoro, mmanụ iguzogide, mgbaze na-eguzogide, mmiri mmiri mmanụ eguzogide, acid na alkali iguzogide na ndị ọzọ Njirimara, ma okpomọkụ iguzogide bụ ubé ogbenye..Hydrochlorinated roba bụ ngwaahịa enwetara site na mmeghachi omume nke roba eke na hydrogen chloride, nke nwere ezigbo nkwụsi ike kemịkal na anaghị ere ọkụ.Enwere ike nweta ihe mkpuchi rọba chlorinated nwere ezigbo mmachi site na igbari rọba chlorinated n'ime ihe kwesịrị ekwesị.A na-ejikarị chlorinated roba adhesives mee ihe maka roba polar (roba neoprene na nitrile roba, wdg) na ọla (steel, aluminum, A pụkwara iji ya mee ihe dị ka mkpuchi mkpuchi elu n'ihi oke mmiri na-eguzogide mmiri na mmiri ozuzo.


Oge nzipu: Mee-05-2022