(1) Tšusumetso ea thepa e tala
Mefuta e fapaneng ea motsoako oa resin ea PC le ABS ea motsoako o na le phapang e kholo ts'ebetsong.E ka bonoa ho Setšoantšo sa 6-22 hore lihlahisoa tse phahameng tsa rabara li ntlafatsa matla a ts'ebetso ea tsamaiso ea PC / ABS, empa e senya haholo boitšoaro ba ho kopanya bokhoni pakeng tsa mekhahlelo, ka hona ho fokotsa thepa ea motlakase ea alloy.Ka hona, ho khetha ABS e nang le litaba tsa rabara e nepahetseng ho ka se ntlafatse matla a motsoako feela, empa hape ho matlafatsa matla a eona a ho kobeha ka tumellano.Ha ABS e nang le rabara e tlase e sebelisoa, matla a kobehang a alloy a tla bonahala e le ntlafatso ea synergistic.Ho phaella moo, acrylonitrile e phahameng, lihlahisoa tse tlaase tsa rabara le boima bo phahameng ba molek'hule ABS li ka ntlafatsa ho hanyetsa mocheso oa alloy.
(2) Tšusumetso ea karolelano ea motsoako oa PC / ABS holim'a thepa ea motsoako
Tšebelisano le mekhoa ea mechine ea tsamaiso ea motsoako oa PC / ABS e amana ka ho toba le litaba tsa karolo e 'ngoe le e' ngoe tsamaisong.Cao Mingan et al.e fumane li-alloys tse fapaneng tsa PC/ABS tse nang le litšobotsi tse fapaneng ka ho lokisa karolelano ea motsoako oa PC le ABS resin.Thepa ea PC/ABS alloy e na le kamano e haufi le litaba tsa ABS, 'me e batla e mamela tlatsetso.Kakaretso ea thepa ea PC/ABS alloy e pakeng tsa PC le ABS, 'me matla a tšusumetso a na le phello ea superadditivity (ke hore, synergy effect) le phello ea antagonism ka karolo.
(3) Phello ea karolo ea boraro
Ho hanyetsa mocheso le botsitso ba mocheso oa motsoako oa PC / ABS o ka ntlafatsoa ka ho eketsa benzothiazole le polyimide.The fluidity ea PC/ABS alloy e ka ntlafatsoa ka ho eketsa lisebelisoa tsa ho sebetsa tse kang ethylene oxide/propylene oxide block copolymer, MMA/St copolymer le olefin/acrylic vinegar copolymer.Ho feta moo, molemong oa ho ntlafatsa matla a kopaneng a lihlahisoa tsa ente ea alloy ea PC/ABS, PMMA, SAN, SBR, acrylic vinegar elastomer, low density polyolefin, ethylene/acrylic vinegar/acetic acid, ethylene (asene) copolymer, PC/ ethylene block. kapa graft copolymer le lintho tse ling hangata lia eketsoa.
(4) Tšusumetso ea theknoloji ea ho sebetsa
Lisebelisoa tsa ho kopanya tsa PC le ABS li ka khetha ho tsoa ho "screw extruder" le "scruder" e le 'ngoe e nang le motsoako o tsitsitseng.Jong Han Chun o lumela hore phello ea ho tsoela pele ho luba extruder e nepahetse.Mabapi le mokhoa oa ho kopanya, phello ea mokhoa oa bobeli oa ho kopanya o molemo.Leha ho le joalo, ka tatellano ea bobeli ea ho kopanya, karolo ea thepa e hloka ho fetisoa ka makhetlo a mabeli ka mocheso o phahameng, o nang le matla a matla a matla, a bonolo ho senya thepa le ho fokotsa thepa ea alloy.
Mokhoa oa ho bopa o boetse o na le tšusumetso e kholo ho morphology le sebopeho sa motsoako oa PC / ABS.Ka mohlala, mohlala o entsoeng ka ho hatella polasetiki o ka boloka boemo bo botle ba microstructure heterogeneous dispersion e entsoeng ke motsoako oa alloy, ha ho etsoa ente, ka tekanyo e phahameng ea ho kuta, boemo ba ho hasana bo fetoha 'me bo fihla ho senyeha ha junifomo ho feteletseng.Ka hona, matla a tšusumetso ea lisampole tse peli a na le phapang e kholo, 'me matla a tšusumetso ea sampole ea ho bopa e phahame.PC ka metsing (kahare ea metsi e kholo ho feta 0.03%) le mocheso o phahameng (mocheso o phahameng ho feta 150 ℃) tlas'a ho senyeha habonolo, kahoo motsoako kapa ho bōptjoa pele o omisoa, o lokela ho qoba lubricants ea stearic acid e tsoakiloeng, e le hore e se ke ea ama ts'ebetso ea lihlahisoa.
Nako ea poso: 02-06-22