Isiokwu a na-ahọrọkarị MMA, BA, AA dị ka monomers, ma na-atụle ihe ndị na-eme ka a na-etinye polymerization na graft, dị ka usoro mgbakwunye, ọnụọgụ mgbakwunye na okpomọkụ mmeghachi omume nke onye na-emepụta na monomer ọ bụla, ma chọpụta ọnọdụ usoro polymerization graft kacha mma. A na-ebu ụzọ masticate roba ahụ, wee kpalie ya ma gbazee ya na ihe mgbaze agwakọtara na 70 ~ 80°C, wee tinye BPO onye na-emepụta ya n'ìgwè. A na-agbakwunye monomer mbụ nke agbazere na BOP na 80 ~ 90°C maka nkeji iri abụọ, wee tinye ya na monomer nke abụọ nke BPO, mgbe nkeji iri abụọ ọzọ gasịrị, tinye monomer nke atọ na 84 ~ 88 ℃ wee gwakọta ya maka nkeji iri anọ na ise, debe ya ọkụ maka awa 1.5 ~ 2, wee nweta ihe nrapado polymerization CR/MMA-BA-AA ụzọ atọ, Ike Peel karịrị CR/MMA-BA, uru ya bụ 6.6 KN.m-1.
Isi okwu: ihe nrapado Neoprene, ihe nrapado akpụkpọ ụkwụ, ihe nrapado neoprene nke a na-etinye n'ọtụtụ akụkụ.
Cellulose etherMCnaHPMCnwere ezigbo arụmọrụ mgbasa ozi, emulsification, thickness, adhesion, formation film, redobe mmiri, ma nweekwa ezigbo mmiri na-agbaze, ọrụ elu, nkwụsi ike, na mgbaze na ihe mgbaze organic.
Ngwaahịa ndị bụ isi e mepụtara ugbu a bụ ụdị RT series MC na HPMC, nke akara ha bụ 50RT (Methylcellulose), 60RT (Hydroxypropylmethylcellulose), 65RT (Hydroxypropylmethylcellulose), 75RT (Hydroxypropylmethylcellulose), nke kwekọrọ na akara nke DOW Chemical Company bụ Methocel A, E, F na K, n'otu n'otu.
Ngwaahịa usoro RT bara ezigbo uru na ihe owuwu n'ihi njikọta ha, nkwụsi ike ha na idobe mmiri. Dịka ọmụmaatụ, enwere ike ịmepụta ha ka ha bụrụ "ihe mmado mgbidi na taịlị ala" dị elu, nke a na-akpọkarị ntụ ntụ roba, nke ejirila na ọdụ ụgbọ okporo ígwè Beijing West, mmetụta ya dị mma. Na mgbakwunye, enwere ike iji ya dị ka gelled electrolyte na electrolytic capacitors na ejikọta electrode grids na ngwa eletriki, dị ka atropine, aminopyrine na anal kristal na ọgwụ, yana dị ka ihe na-eme ka mmiri dị nro na agba. Na agba latex na agba mmiri na-agbaze, enwere ike iji ya dị ka ihe na-emepụta fim, ihe na-eme ka mmiri dị nro, ihe na-eme ka mmiri dị nro na ihe na-eme ka ọ kwụsie ike, wdg. maka njikọta akwụkwọ ahụaja, ntụ ntụ roba na-emegharị mmiri, wdg.
Okwu ndị dị mkpa: Methyl Cellulose, Hydroxy Propyl Cellulose, ihe nrapado, ngwa.
Mmepe nke gluu aka nke akwụkwọ plastik nke e ji mmiri mee
N'afọ ndị na-adịbeghị anya, e mepụtala usoro ọhụrụ nke ịtinye ihe mkpuchi plastik n'elu ihe e biri ebi. A na-eji ihe mkpuchi BOPP (ihe mkpuchi polypropylene nke na-adabere na biaxial) kpuchie ya ma jikọta ya na ihe e biri ebi mgbe ejiri silinda roba na ihe na-ekpo ọkụ pịa ya ka ọ bụrụ akwụkwọ. / Mbipụta plastik 3-n'ime-1. Nke a gụnyere nsogbu nke njikọ akwụkwọ na plastik. BOPP bụ ihe na-abụghị polar, ya mere, ọ dị mkpa maka ihe mkpuchi nke nwere ezigbo njikọta na ihe polar na ihe na-abụghị polar.
Ịgwakọta ihe nrapado SBS na epoxy resin nwere ezigbo ndakọrịta. SBS bụ elastomer viscose. A pụrụ ịhụ site na usoro ọdịda ya na iji mee ka ike mbibi nke viscose dịkwuo mma, a ga-achịkwa ya gburugburu SBS: epoxy resin = 2:1. Site na usoro ike nke peel, a pụrụ ịhụ na mgbe oke ahụ dị elu, ike peel ga-adị mma, mana njikọta ahụ ga-abawanyekwa. Iji zere njikọta, enwere ike ijikwa SBS: epoxy resin = 1:1~2.5:1 iji nweta ike peel na-arị elu nwayọ. N'ịtụle nke ọma, chọpụta SBS na gluu bụ isi: epoxy resin = 1:1~3.5:1.
Isi ọrụ nke iji resin tackifying bụ ime ka ike njikọ nke matrix dịkwuo elu ma melite mmiri mmiri nke gluu na elu njikọ. Resin tackifying ejiri mee ihe n'ọmụmụ ihe a bụ rosin tackifier nke ejiri rosin nkịtị na dimerized rosin mee n'ọkwa dị iche iche. Site na ọtụtụ ule, a kwubiri na pasentị nke rosin dimerized dị na tackifier bụ 22.5%, ike nke gluu nke a kwadebere dịka oke a si dị bụ 1.59N/25mm (plastik akwụkwọ).
Ọnụọgụ taksifier nwere mmetụta ụfọdụ na ihe ndị na-ejikọ ya. Mmetụta kacha mma bụ mgbe oke gluu na taksifier bụ 1:1. Ike ịkpụ N/mm plastik-plastic 1.4, akwụkwọ-plastic 1.6.
N'ọmụmụ ihe a, e jiri MMA mee ihe dị ka ihe na-agbaze ihe iji gwakọta SBS na MMA. Nnwale achọpụtala na ojiji MMA agaghị emezu ebumnuche nke ịgwakọta ihe ndị dị na colloid, kamakwa ibelata viscosity ma melite ike nrapado. Ya mere, MMA bụ ihe na-agbaze ihe kwesịrị ekwesị. Mgbe nnwale gasịrị, ọnụọgụ MMA ejiri bụ mkpokọta gluu 5% ~ 10% kwesịrị ekwesị.
Ebe ọ bụ na viscose e mere kwesịrị ịgbaze mmiri, anyị na-ahọrọ latex ọcha (polyvinyl acetate emulsion) dị ka ihe na-agbaze mmiri. Ọnụọgụ latex ọcha bụ 60% nke viscose niile. Mgbe e mechara emuls nke mmiri mee ka ọ bụrụ mmiri-emulsion site na mgbasa na emulsification nke ihe na-agbaze mmiri, ọ bụrụ na nguzozi ya adịghị mma maka ojiji, enwere ike ịgwakọta ya na mmiri. Usoro ịgbaze mmiri a dị ọnụ ala ma na-adịghị egbu egbu (ọ dịghị mkpa iji ihe mgbaze organic), oke mmiri ịgbaze mmiri kacha mma bụ 10% ~ 20%.
Iji wepụ ihe fọdụrụ na viscose, a na-anwale na a na-eji mmiri Na2CO3 dị ka ihe na-eme ka alkali dị nro, mmetụta ya bụkwa nke kacha mma. Echiche nke mmetụta nke ihe na-eme ka alkali dị nro nwere ike ịbụ na mmeghachi omume saponification na-ewebata ụfọdụ ion polar siri ike, dị ka ion sodium, nke mere na a ga-agbanwe rosin acid mbụ a na-anaghị agbaze ka ọ bụrụ nnu sodium na-agbaze. Na mgbakwunye, ọ bụrụ na etinyere ntọala siri ike nke ukwuu na gluu ahụ, ike gluu ahụ ga-efunahụ, nke mere na gluu ahụ agaghị ada ada, yabụ gluu ahụ adabaghị maka gburugburu alkaline.
Usoro usoro kwesịrị ekwesị.
Oge ozi: Eprel-25-2024