苏州鸿坤环境科技有限公司
联系人:马经理
联系方式:15995725851
邮箱:41669787@qqcom
地址:苏州市工业园区唯华路3号
SHUIXINGHUANYANGTULIAOGAIXINGFANGFALIYUBIFENXI
与溶剂型涂料相比,水性涂料的优势显而易见。如VOC低,气味小,使用安全,可以水洗等等。水性环氧的形态树脂通过不同的水性化途径可形成三种水分散形态:水性环氧涂料
①SHUIRONGXING;
②JIAOSHUFENSANXING;
③RUYE。
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彩客网 SHUIXINGHUANYANGDEGUHUACHENGDUQUJUEYUYIXIASIGEYINSU:
a)XIANGRONGXING:SHUIXINGHUANYANGSHUZHIYUSHUIXINGHUANYANGGUHUAJIDEXIANGRONGXINGYUEHAO,YUEYOULIYUGUHUAJIWEILIYUHUANYANGSHUZHIWEILIXIANGHUNEIBUKUOSAN,YOULIYUGUHUAFANYINGDEJINXING;
b)LIJING:LIJINGJIAOXIAOSHI,SHUIXINGHUANYANGSHUZHIYUSHUIXINGHUANYANGGUHUAJIFENSANXIANGLIZINENGGOUJIAOCHONGFENDIXIANGHUSHENTOUDAONEIHECONGERDADAOJIAOWANQUANDEGUHUACHENGDU;
彩客网 c)QINSHUIQINYOUPINGHENGZHI:SHUIXINGHUANYANGSHUZHIYUSHUIXINGHUANYANGGUHUAJIDEQINSHUIQINYOUPINGHENGZHIJIEJIN,ZAISHUIXIANGZHONGDADAOYIZHIDEGONGCUNWENDINGZHUANGTAI,RUGUOCHAYIJIAODA,QINSHUIXINGJIAOQIANGDEZUFENHUIZHUJIANJUJIYUSHUIXIANGZHONG,CONGERDAOZHISHUZHIXIANGHEGUHUAJIXIANGFENLI;
d)分散均匀程度:在多相分离的状态下,只有通过一定的机械搅拌作用,才能将树脂相和固化剂相均匀分布于水相中;(环氧在应用中搅拌混合均匀非常重要)(有些朋友在使用油性环氧过程中认为只要简单搅拌甚至不搅拌也能成膜,其实这存在很大的误区,因为所使用的油性环氧是由固体环氧溶解而成如75%的E-20,即使不加固化剂,溶剂挥发后可形成很硬的干膜状态,但这种干膜是未经固化剂交联固化的,受热后变成液态,干膜毫无性能可言)目前国内外环氧树脂的水性化技术主要分为乳化法和成盐法。乳化法指的是环氧树脂的直接乳化、不用外加乳化剂的自乳化或水性环氧固化剂乳化,而成盐法则是将环氧树脂改性成富含酸或富含碱的树脂,再用小分子质量的碱或酸进行中和。水性环氧涂料
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