工業水性漆的應用領域
1、鋼結構行業
鋼結構行業用(yong)水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)漆品(pin)種(zhong)以水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)丙烯(xi)酸(suan)、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)醇(chun)(chun)酸(suan)、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)環(huan)(huan)氧(yang)酯(zhi)(zhi)、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)無(wu)(wu)機(ji)富鋅、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)環(huan)(huan)氧(yang)類為主,其中水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)丙烯(xi)酸(suan)、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)醇(chun)(chun)酸(suan)、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)環(huan)(huan)氧(yang)酯(zhi)(zhi)以防銹為主,水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)無(wu)(wu)機(ji)富鋅、水(shui)(shui)性(xing)(xing)(xing)(xing)(xing)環(huan)(huan)氧(yang)漆可(ke)以達到中度(du)耐(nai)腐蝕(shi)的要求,從產品(pin)性(xing)(xing)(xing)(xing)(xing)能和應用(yong)結果來(lai)看,總體效果不錯,性(xing)(xing)(xing)(xing)(xing)能有保障。但是也暴(bao)露(lu)出一些問題,由(you)于施工(gong)環(huan)(huan)境差、溫濕度(du)難控制、 室外作業和底(di)材處理不到位等(deng)原(yuan)因,漆膜易(yi)出現閃銹、開(kai)裂、干燥慢、防銹性(xing)(xing)(xing)(xing)(xing)變差等(deng)問題。
2、汽車零部件、機械設備行業
基于環(huan)保、降低工(gong)人危害(hai)、降低火災隱患的(de)(de)要(yao)求(qiu)(qiu),汽車(che)零部(bu)件(車(che)橋、傳動軸等(deng)(deng))、機械設備等(deng)(deng)的(de)(de)涂(tu)裝越(yue)來越(yue)多的(de)(de)由溶劑(ji)型(xing)(xing)油(you)漆(qi)更(geng)換成水(shui)(shui)性(xing)(xing)(xing)漆(qi)。應用的(de)(de)品種以(yi)水(shui)(shui)性(xing)(xing)(xing)丙烯 酸漆(qi)、水(shui)(shui)性(xing)(xing)(xing)醇(chun)酸漆(qi)、水(shui)(shui)性(xing)(xing)(xing)環(huan)氧酯漆(qi)為主,根據(ju)不同(tong)的(de)(de)施工(gong)條件選用不同(tong)的(de)(de)產品。該類漆(qi)可(ke)以(yi)滿(man)足汽車(che)零部(bu)件對油(you)漆(qi)性(xing)(xing)(xing)能(neng)的(de)(de)要(yao)求(qiu)(qiu),某些產品的(de)(de)性(xing)(xing)(xing)能(neng)甚至超(chao)過了溶劑(ji)型(xing)(xing)同(tong) 類產品。但同(tong)樣在施工(gong)環(huan)境方面(mian)需(xu)要(yao)改進,以(yi)適應水(shui)(shui)性(xing)(xing)(xing)漆(qi)的(de)(de)特點(dian)。
3、汽車涂裝行業
汽(qi)(qi)車(che)(che)是(shi)油漆(qi)(qi)涂(tu)(tu)料(liao)(liao)行業的(de)用(yong)(yong)漆(qi)(qi)大戶,用(yong)(yong)量僅(jin)次(ci)于建(jian)筑涂(tu)(tu)料(liao)(liao),汽(qi)(qi)車(che)(che)漆(qi)(qi)也(ye)是(shi)性能要求(qiu)最高,涂(tu)(tu)裝技(ji)術要求(qiu)最高的(de)品種。水(shui)性汽(qi)(qi)車(che)(che)漆(qi)(qi)的(de)應用(yong)(yong)時間較短,經過了十(shi)多年的(de)發(fa)展,其涂(tu)(tu)膜(mo)性能與溶劑型涂(tu)(tu)料(liao)(liao)相(xiang)比不(bu)相(xiang)上下,但(dan)受設(she)備投(tou)資(zi)大、作業環境要求(qiu)嚴格等制約,推廣(guang)和(he)普及(ji)還需時日(ri)。目前比較成熟的(de)水(shui)性汽(qi)(qi)車(che)(che)漆(qi)(qi)配套體系為陰極電泳漆(qi)(qi)+水(shui)性 中(zhong)涂(tu)(tu)漆(qi)(qi)+水(shui)性底色漆(qi)(qi),罩(zhao)光清漆(qi)(qi)還采用(yong)(yong)溶劑型產品。其中(zhong)水(shui)性中(zhong)涂(tu)(tu)漆(qi)(qi)為水(shui)性聚酯(zhi)氨(an)(an)基類(lei)產品,水(shui)性底色漆(qi)(qi)以水(shui)性丙烯酸(suan)氨(an)(an)基類(lei)產品為主。
4、軌道涂裝行業
軌(gui)道(dao)交通(tong)車輛用涂(tu)料的發展也(ye)趨于(yu)水(shui)(shui)(shui)性(xing)(xing)化,軌(gui)道(dao)車輛用水(shui)(shui)(shui)性(xing)(xing)漆(qi)基本采用自(zi)干或低溫烘干雙組份體系,涂(tu)層(ceng)(ceng)結構(gou)為(wei)水(shui)(shui)(shui)性(xing)(xing)環氧底(di)漆(qi)+水(shui)(shui)(shui)性(xing)(xing)聚(ju)氨酯(zhi)中涂(tu)+水(shui)(shui)(shui)性(xing)(xing)丙烯酸聚(ju)氨酯(zhi)面(mian)漆(qi)。水(shui)(shui)(shui)性(xing)(xing)環氧底(di)漆(qi)具有(you)(you)附著力(li)好(hao)、耐腐蝕性(xing)(xing)優、配(pei)套(tao)性(xing)(xing)好(hao)的特點(dian)(dian),水(shui)(shui)(shui)性(xing)(xing)聚(ju)氨酯(zhi)中涂(tu)具有(you)(you)封閉膩子層(ceng)(ceng)缺陷、提高被涂(tu)物表面(mian)平整(zheng)度、易打(da)磨的優點(dian)(dian),同(tong)時與底(di)、面(mian)層(ceng)(ceng)的配(pei)套(tao)性(xing)(xing)良好(hao);水(shui)(shui)(shui)性(xing)(xing) 丙烯酸聚(ju)氨酯(zhi)面(mian)漆(qi)具有(you)(you)耐老化、光(guang)澤高、耐污染(ran)的特點(dian)(dian),兼具保護性(xing)(xing)和裝飾(shi)性(xing)(xing)于(yu)一(yi)體。
工業水性漆與普通水性漆有什么區別
1、樹脂體系上
普通水(shui)(shui)性(xing)(xing)漆以苯(ben)丙,純丙的乳液(ye)樹脂體系制成,大多(duo)的單組成分。工業水(shui)(shui)性(xing)(xing)漆體系包括水(shui)(shui)性(xing)(xing)醇酸,水(shui)(shui)性(xing)(xing)環氧酯,水(shui)(shui)性(xing)(xing)環氧,水(shui)(shui)性(xing)(xing)丙烯酸聚氨(an)酯以及不(bu)同改性(xing)(xing)和(he)拼(pin)合樹脂體系。
2、性能特點
普通水性(xing)漆突出凈(jing)味、環保等(deng)(deng)(deng)概念。具有耐擦(ca)洗性(xing)。工(gong)業水性(xing)漆需要更高(gao)的性(xing)能,例(li)如(ru):鹽(yan)霧、抗沖擊(ji)、附著力等(deng)(deng)(deng)。由(you)于工(gong)業水性(xing)漆大面積施(shi)工(gong),根據工(gong)件不同,可(ke)適應浸涂、現(xian)場噴涂,機械手噴涂等(deng)(deng)(deng)。
3、用途不一樣
普通水性漆用(yong)于建筑外墻、木器、鐵藝(yi)等涂裝(zhuang)上。水性工業(ye)漆用(yong)于鋼(gang)結(jie)構防腐,集裝(zhuang)箱,橋梁(liang),機械(xie)設(she)備的涂裝(zhuang)。
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