HOSE yog qhov tseem ceeb ntawm kev ntim khoom txhua hnub, siv dav hauv cov khoom lag luam xws li cov tshuaj nplaum tes, ntxuav cov khoom, cov khoom tso tshuaj pleev thaiv hnub thiab lwm yam. Cov txheej txheem hose cov tshuaj tso quav feem ntau yog cov kuab-raws li ob feem polyurethane txheej. Txawm hais tias ob-tivthaiv polyurethane txheej muaj kev ua tau zoo heev thiab kev ua haujlwm theem nrab (broneszing), lawv txoj kev ua tau zoo li 80%. Cov ntsiab lus saum toj no ua rau nws tau txwv hauv daim ntawv thov, tshwj xeeb yog muaj kev tiv thaiv ib puag ncig ntawm ib puag ncig ntawm ib puag ncig ib puag ncig cov ntsiab lus ib puag ncig yog qhov kev saib xyuas nruj me ntsis. Nws tau mus txog ntawm kev pom zoo uas ib puag ncig tus phooj ywg hose txheej txheem cIb qho hloov pauv cov lus qhia siab vocs cov ntsiab txheej txheej.
Tam sim no, pom txoj kev phooj ywg zoo ib puag ncig muaj xws li: 1. Dej pleev xim nrog cov vocs cov ntsiab lus tsawg dua 10%; 2. Cov txheej txheej siab lossis cov txheej txheej puv nrog cov ntsiab lus ruaj khov dua 85%. Txij li tam sim no hose round cov ntaub ntawv tsuas yog polyethylene, cov yam ntxwv ntawm cov khoom siv dej tsis muaj kev ua haujlwm tsis muaj txiv plig ua ntej hauv kev siv hose txheej. High-solid UV-curable coatings (UV-curable coatings) have become the first choice for environmentally friendly coatings for hoses at this stage because of their high efficiency, energy saving, and environmental protection. Txawm li cas los xij, vim muaj cov yam ntxwv ntawm UV-desable txheej, thaum tib neeg siv cov khoom siv hose tsis zoo, lawv yuav muaj teeb meem tsis zoo, lawv yuav daj, yooj yim daj, tawg ntawm cov txheej, matte tsis zoo hnav tsis kam, qhov nyuaj theem nrab luam ntawv (broneszing), tsis zoo ntxhiab tsw tom qab pleev xim, thiab lwm yam.
Kab lus no yuav pib los ntawm cov ntsiab cai ntawm UV kho cov txheej txheem, sib xyaw nrog cov teeb meem ntawm Hose thiab cov qauv zoo nkauj ntawm cov khoom siv Hose cov khoom siv txhua hnub. Ntawm lub hauv paus ntawm kev ua haujlwm ntawm cov txheej txheej txheej txheej, raws li cov xwm txheej ntim tshwj xeeb ntawm cov chaw tsim khoom siv rau cov teeb meem no.
Taw qhia rau UV kho cov txheej txheej
Kev photocuring yog kev tsim kho sai sai "ntsuab" tshiab. Txij li xyoo 1970, photocuring thev naus laus zis tau siv dav hauv cov txheej txheej, inks, cov neeg sawv cev ntawm cov chaw kho mob. Ntawm lawv, Ultraviolet Lub Teeb Kho (UV Kho) thev naus laus zis yog tam sim no cov cuab yeej siv lub teeb ua tshuab. UV co coings feem ntau yog tsim ntawm cov duab photoinitiators, tsis tau muaj txiaj ntsig thiab monomers, tswj cov pigments thiab fillers. Hauv kev kho kom zoo nkauj ntawm cov khoom siv ntim khoom txhua hnub, UV kho tshuab siv tshuab siv tau dav hauv cov tshuaj tsuag, luam ntawv thiab lwm daim teb. Nyob rau hauv txheej txheej ntawm cov tshuaj siv hose ntim, UV-dee los ntawm kev kho kom ceev, ci zoo heev, thiab cov ntsiab lus zoo. Raws li cov khoom siv hluav taws xob ib puag ncig-cov khoom siv ua ntej, nyob rau hauv cov neeg tsis ntev los no thiab ntau tus neeg lub siab.
Txawm li cas los xij, zoo li lwm yam khoom siv, UV-de teeb kuj tseem muaj teeb meem xws li yellowing, tawg, thiab hnav tsis zoo thaum siv thaum siv. Kab lus no yuav hais txog kev sib tham txog ntau yam teeb meem ntawm UV tsho tiv no thov rau hoses. , Pib los ntawm cov teeb meem ntawm cov teeb meem, muab cov txheej txheem rau pem hauv ntej los daws cov teeb meem no los ntawm cov qauv txheej txheem tsim rau txheej txheej txheej txheem txheej txheem.
Cov teeb meem tseem ceeb thiab cov kev daws teeb meem thaum UV kho cov txheej txheej tau thov rau txhua lub taub ntim khoom siv hose
一. Cov teeb meem thiab cov kev daws teeb meem daj
Qhov laj thawj tseem ceeb rau txoj kev yub ntawm UV-kho cov txheej txheem yog tias cov txheej txheem muaj cov qauv molecular uas tuaj yeem nqus lub teeb ntawm ib qho yoj txawv. Tom qab nqus cov teeb cdav ntawm lub rooj zaum tshwj xeeb, cov tshuaj no tsim cov zog hloov tsheb thiab thaum kawg ua rau cov txheej oxidation ntawm txheej. Thaum qib degree ntawm oxidation tsis yog siab, nws yuav tig daj rau hauv tsos, feem ntau yog hu ua "yellowing".
(Sab laug daim duab - daj zoo tshwm sim, txoj cai duab - li qub)
Lub hauv paus tseem ceeb hauv UV cov tsho tshaj hauv UV uas tuaj yeem nqus cov teeb ulteriolet yog:
1. Yees duab Rookinitiator cov chaw nyob (qhov no yog cov tshuaj tseem ceeb tshaj plaws uas ua rau yellowing)
2. Molecular qauv muaj UV kev ua si (ntu no ntawm UV txheej yog feem ntau yog cov khoom muaj lub nplhaib benzene hauv UV cob lossis monomer)
3. Residual undaturated unsaturated daim ntawv cog lus, thiab lwm cov khoom siv oxidizable yooj yim (xws li pawg amino, thiab lwm yam)
, Ua rau thiab cov kev daws teeb meem
Qhov laj thawj tseem ceeb rau kev khoov thiab tawg ntawm txheej: 1. Cov nplaum ntawm txheej rau lub substrate tsis zoo; 2. Lub elongation ntawm kev tawg ntawm txheej txheej yog tsawg dua tom qab kho. Cov neeg nyiam tau hais yog tias kev muaj tawv ntawm txheej tsis zoo.
Kev daws rau txheej tawg:
1. Pib los ntawm cov qauv tsim qauv, muab cov txheej ci nrog cov nplaum zoo dua thiab tawv;
2. Los ntawm kev tswj hwm ntawm cov txheej txheem txheej txheej, cov qauv tshwj xeeb yog: 1. Kev kho mob ntawm lub substrate, Corona thiab lwm yam kev kho mob ntawm tus neeg sawv cev ua ntej, kom nce cov cheeb tsam polarity ntawm substrate thiab txhim kho qhov zoo ntawm substrate. 2. Lub sijhawm txheej txheem txheej txheej, txheej txheej txheej txheej tuab yuav tsum yog kev txo qis, thiab kho qhov kub thiab txias thiab kho kom muaj zog ntxiv.
三, ua rau thiab cov kev daws teeb meem tsis hnov tsw
Qhov kev hnov tsw tsw ntxhiab tsw ntxhiab tsw thaum cov khoom tau muab tso, tshwj xeeb yog cov khoom lag luam tau muab ntim rau hauv lub hnab ntim khoom ntev, thaum lub hnab ntim khoom qhib. Qhov laj thawj tseem ceeb rau cov ntxhiab tsw no uas tsawg me me migreating nyob rau hauv cov xim yeeb yaj kiab mus rau lub sijhawm, thiab ua kom ntev mus ntxiv rau hauv ib puag ncig kaw. Qhov chaw ntawm cov teb chaws tsawg loj me me yog cov kuab tshuaj uas tsim los ntawm photiciinitiators thiab lawv cov kev paub dhau los (feem ntau yog hu ua tus thawj seem). ).
Txoj hauv kev los daws qhov ntxhiab tsw tom qab kho tau:
1. Pib los ntawm kev tsim qauv tsim qauv, siv ib tus neeg ua hauj lwm pib ua haujlwm hnyav txo tus neeg pib siv; Ua kom cov ntsiab lus ntau ntawm cov txheej txheem ntau hauv cov kab ke, thiab siv cov khoom xyaw tsim nyog los txo cov molecuent me me, tshwj xeeb tshaj yog monofunctional me molecules. Monomer siv.
2. Los ntawm lub tswv yim ntawm cov txheej txheem txheej txheem tswj, tsim nyog txo cov txheej kub, nce kev kho qhov kub thiab txias, thiab UV kho lub zog tuaj yeem txo cov cim tsis zoo ntawm cov ntxhiab tsw qab.
四. Vim li cas thiab cov kev daws teeb meem rau kev kos tsis kam tiv taus matte hose
Qhov laj thawj ntawm cov khoom tsis zoo tsis kam tiv thaiv cov txheej txheem matte yog tias cov txheej txheem sib txawv ntawm cov teeb meem ntawm lub teeb, thiab qhov txawv cuam tshuam ntawm cov khoom sib txawv yog los ntawm kev ntxhib Txheej deg thiab txheej txheej. Kev tsis sib haum ntawm txheej nws tus kheej tshwm sim. Thaum lub npoo av ntxhib yog rubbed, nws yuav coj ntau dua kev sib txhuam, ua rau cov txheej sib txhuam kom zoo dua li khawb dua li cov nplaim taws siab. Tsis tas li ntawd, cov hmoov cov khoom hauv cov txheej txheej matte yuav rhuav tshem kev ncaj ncees ntawm cov txheej txheem ncaj ncees, uas yog ib qho ntawm cov txheej txheem matte vim li cas cov txheej txheem matte yog qhov kos tau ntau dua li txheej ci.
(Lub raj matte yooj yim rau khawb thiab tig dawb thaum rubbed)
Kev daws rau cov khawb:
1. Pib los ntawm kev faib cov khoom xa tawm, siv ib feem ntawm cov txheej txheem matte los hloov cov xim av ntawm cov txheej txheem ntawm kev ua kom muaj tseeb ntawm qhov tseeb ntawm lub Cov txheej, thiab thaum kawg ua tiav kev txhim kho kev hloov pauv ntawm Matt Coated Surfaces.
2. Pib los ntawm kev tswj hwm ntawm txheej txheem txheej txheej, ua kom muaj zog los txhim kho cov kab kos tsis tuaj yeem txhim kho ntawm cov txheej txheem matte.
五. Vim li cas thiab kev daws teeb meem rau kev ua tau zoo tshaj plaws stamping
Cov laj thawj tseem ceeb rau kev ua tau zoo kub stamping kev ua tau zoo yog: 1. Cov txheej tsis phim cov ntawv kub, uas ua tsis tiav kub los yog cov nplaum tsis tiav; Thib ob, tswj cov txheej txheem thaum lub pob zeb kub tsis ruaj khov.
Kev daws rau cov kasming kub tsis zoo:
1. Los ntawm qhov kev pom ntawm cov qauv, Weixi cov tshuaj muaj peev xwm qhia cov tshuaj nrog cov khoom kub-rhiab rau cov qauv. Cov tshuaj no muaj lub hardness siab thiab tsis tshua muaj nyob ntawm chav tsev kub, tab sis thaum qhov ntsuas kub nyob hauv theem hloov pauv nrog kev nce qib nrog kev nce siab. Thaum kub cov txheej txheem kub, txij li qhov ntsuas kub ntawm cov kub stamping ntau dua ntawm qhov kev hloov pauv kub tau nce, li kev txhim kho cov nplaum ntawm qhov kub stamping ntawv thiab txheej thiab kev ncaj ncees ntawm cov kas fes kub. Thaum cov txheej txheem brondzing tiav, qhov ntsuas kub poob qis dua theem theem hloov chaw kub thiab lub hardness ntawm txheej txheej rov qab.
2. Los ntawm kev pom ntawm cov txheej txheem tswj, muab cov ntawv qhia txog kev ua txhaum cai thiab kev sib tw uas tsim nyog rau kev hloov pauv, uas yog qhov zoo rau kev txhim kho kev ncaj ncees thiab kev ua kom zoo nkauj ntawm kev bronzing.
UV-PE Hose Varnish yuav maj mam hloov ob-feem polyurethane txheej. Nws yog lub teb chaws kev nyab xeeb kev nyab xeeb, kev tsim khoom huv, carbon emission txo qis, thiab kev tiv thaiv ib puag ncig. Qee cov teeb meem uas tshwm sim thaum lub sijhawm tsim kho UV kua roj vanish tuaj yeem daws tau los ntawm vanish. Cov mis kho tau ntawm cov chaw tsim tshuaj paus, cov txheej txheem kho tau ntawm cov khoom lag luam cov khoom lag luam thiab lub Hoobkas hose tau sib dhos daws teeb meem.
Shanghai Zaj sawv Industrial Co., LtdMuab cov tshuaj kom haum rau cov tshuaj pleev ib ce .Yog koj nyiam peb cov khoom, koj tuaj yeem tiv tauj peb,
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光固化是一种快速发展的 "绿色" 新技术, 新技术, 从 20 世纪 20 世纪, 光固化技术已广泛应于涂料, 光固化技术已广泛应于涂料, 油墨, 交联剂以及医疗等领域, 其中紫外光固化. 其中紫外光固化 (UV 固化) 技术是目前应用最为广泛的光固化技术 .uv, 不饱和树脂及单体, 表面控制助剂以及必要的颜填料组成. 在日化包装材料表面装饰领域, UV 固化技术被广泛应用于喷涂, 印刷等领域. 在日化软管包装材料涂装中, UV 固化涂料以其快速固化, 表面光泽高, 耐刮擦性能优异, 固含量高的特点, 固含量高的特点, 做为一种新兴的环境友好型涂, 近年来越来越引起人们的关注.
然而, 同其他任何材料一样, UV 固化涂料在使用过程中也会存在诸如黄变, 开裂, 哑光耐磨性差等问题, 本文将重点就应用于软管的, 本文将重点就应用于软管的 ov 涂料常见的各种问题进行讨论, 从问题产生的原因出发, 提出从涂料配方设计到涂料施工过程的解决这些问题的方法.
Lub Sijhawm Post: Jan-06-2023