Intangiriro: Igikorwa cyo gukora cyaIbicuruzwa bya plastikeAhanini harimo ibintu bine byingenzi: Mold Moneting, Gutunganya hejuru, gucapa, no guterana. Kuvura hejuru ni igice cyingenzi cyingenzi. Kugirango utezimbere imbaraga zo guhunika no gutanga ishingiro ryiza ryo kwifotoza, ibikorwa byabanjirije kwivuza ni ngombwa.
Hejuru yo kwirinda ibicuruzwa bya plastike
Ahanini ikubiyemo kwivuza no kwivuza. Mubisanzwe, plastike ifite urwego runini rwa kirisiti, umuyoboro muto cyangwa nta polarity, n'imbaraga zo hejuru, zizagira ingaruka ku muhimbyi wo gupfumba. Kubera ko plastiki ari ukunesha ukudatwara neza, ntishobora gufashwa ku buryo butaziguye hakurikijwe ibisobanuro rusange bya electraplation. Kubwibyo, mbere yo kuvura hejuru, hagomba gukorwa imyigaragambyo ikenewe kugirango itezimbere imbaraga zo kwinginga no gutanga urwego rwo hasi rufite imbaraga zo kwinginga.
Gutegura gupfuka
Pretreatment ikubiyemo defreasing yubuso bwa plastike, ni ukuvuga koza amavuta no kurekura umukozi hejuru, hanyuma ugakora hejuru ya plastike, kugirango utezimbere plastike, kugirango utezimbere amahano yo kwifuza.
1, dengasing
Degreasing yaIbicuruzwa bya plastike. Bisa no kwirinda ibicuruzwa byicyuma, kuri desicasi yibicuruzwa bya plastike birashobora gukorwa mugusukura hamwe nibibazo bya kama cyangwa detreasing hamwe nibisubizo bya alkaline birimo ibisubizo byibasiwe. Gutunganya hamwe na Organic Slovents birakwiriye kosura paraffin, ibyatsi bya Beeswax, ibinure hamwe numwanda kama uva hejuru ya plastike. Ikintu cyamateka cyakoreshejwe ntigikwiye gushonga, kubyimba cyangwa gucikamo plastiki, kandi bifite aho bishwamye, ni uguhisha, bidafite ishingiro kandi bidafite ishingiro kandi bidafite ishingiro. Ibisubizo bya alkaline bikwiranye na plastike ya alkali-irwanya. Igisubizo kirimo soda ya Caustic, umunyu wa alkaline hamwe na surfactacts zitandukanye. Ubusanzwe bukoreshwa cyane ni urwego rwa OP, ni ukuvuga Alkylphenol PolyoxixyAylene ether, idashimura kandi itaguma hejuru ya plastike.
2, ibikorwa byo hejuru
Iki gikorwa ni ukunoza imitungo ya plastiki, ni ukuvuga kubyara amatsinda amwe kuri plastiki hejuru cyangwa kugirango ubyuke kugirango igikojo kigushobore kandi gikemojwe hejuru yumurimo. Hariho uburyo bwinshi bwo kuvura hejuru, nko guhuma imiti, flame okiside, impyisi ya solvent etching na corona gusohora okiside. Ibyiciro byinshi byakoreshejwe cyane ni igihe cya kirisiti ya kirisiti, akenshi ikoresha aside ya chromic acide, hamwe na potasila yayo ya 4,5%, amazi ya 8,0%, na 87.5% aside sulfuric (zirenga 96%).
Ibicuruzwa bimwe bya pulasitike, nka polystyrene na plastikes plastike, birashobora gukingirwa bitaziguye nta buvuzi bwa okisi. Kugirango ubone ibintu byiza cyane, kuvura imiti irakoreshwa. Kurugero, nyuma yo kwirinda, gusya plastike birashobora kugirirwa nabi na aside ya acide ya acide. Ihuriro ryayo risanzwe ni 420g / l acide acide na 200ml / l aside sulfuric (rukuruzi yihariye 1.83). Inzira isanzwe yo kuvura ni 65 ℃ 70 ℃ / 5min1min, gukaraba amazi, no gukama. Ibyiza byo kugashyiraho acide acide ntabwo ari uko uko ibicuruzwa bya plastiki bigenda bite, birashobora gufatwa neza. Ingaruka ni uko ibikorwa ari akaga kandi hari ibibazo byanduye.
Pretreatment yo gutwikira
Intego yo kwitegura gupfumba ni ukunoza umumaro wo gutwikira hejuru ya plastike no gukora urumuri rwo hasi rwo hasi kuri plastike hejuru yubuso bwa plastike. Inzira yo Kwitegura ahanini ikubiyemo: Gukomera kwa Mechanical, imiti, imiti ivuza, kuvura, kuvura, kuvura no kugabanya imiti. Ibintu bitatu byambere ni ukunoza umumaro wigifuniko, kandi ibintu bine byanyuma ni ugukora urwego rwo hasi rwo hasi.
1, roughening roughening na chimique roughening
Ubukanishi bukeye bwa roughening nugukora ubuso bwa plastike bwumvikane nuburozi bukoreshwa muburyo bwo kongera amaturo hagati yitwika no kureba. Muri rusange bizera ko imbaraga zirashobora kugerwaho na mishini ihanitse iri hafi 10% yibyo imiti itemba.
2, imiti
Uburyo budashoboka bwo guhitamo hejuru hejuru yubuso bwa plastike ni kimwe nuburyo bwo kwirinda bwo guhitamo kwinginga.
3, gukangurira
Gukangurira ni ukumenyesha ibintu bimwe na bimwe byoroshye, nka tichloride, titanium trichlogide, nibindi, hejuru ya plastiki hamwe nubushobozi bumwe. Ibi byahijwe ibintu byoroshye bya okiside ni okiside mugihe cyo kuvura, kandi umukoresha yagabanutse kugera kuri kataleti na catalytic kandi aguma hejuru yibicuruzwa. Uruhare rwo gukangurira ni ugushiraho urufatiro rwibintu byakurikiyeho.
4, ibikorwa
Gukora ni ugufata ubuso bwugarijwe hamwe nubufasha bwigisubizo cyimiti ikora ibyuma. Ishingiro ryayo ni ukubita ibicuruzwa byashyizwemo umukozi ugabanya mubisubizo bitangaje byumunyu wicyuma, kugirango icyuma cyagaciro kigabanuka na S2 + n nkicyuma cyagaciro gishyirwa kuri Ubuso bwibicuruzwa muburyo bwa comloidal ibice bya colloidal, bifite ibikorwa bikomeye bya katalytic. Iyo ubu buso bwibizwa mubisubizo bya chimique, ibi bice bihinduka ibigo bya catalytique, byihutisha igipimo cyimyitwarire yibishuko.
5, kugabanya
Mbere yo gufotoza imiti, ibicuruzwa byarakozwe kandi byogejwe n'amazi meza bibizwa mu buryo bwo kugabanya igisubizo gikoreshwa mu gukemura imiti kugirango ugabanye kandi ukureho ibikorwa bidafunzwe. Ibi byitwa kugabanya. Iyo umuringa wa chimique ushyizwemo, igisubizo cya fordyhyde gikoreshwa muguhagarika kugabanya, nigihe ickeli yimiti imaze gusohora, sodium hypophosprite ikoreshwa muguhagarika kugabanya.
6, gutora imiti
Intego yo gufunga imiti ni ugushiraho firime yicyuma kiyobora hejuru yibicuruzwa bya plastike kugirango bikore ibintu bya electraplate igice cyicyuma cyibicuruzwa bya plastike. Kubwibyo, ibyorezo bya shimi nintambwe yingenzi muri electraplating ya plastiki.
Igihe cyohereza: Jun-13-2024