做色母粒選用什麼樹脂做載體,一直以來都沒有一個很好的定論。有些公司采用“應用決定載體”,jiyongyunazhongcailiaojiuyongnazhongcailiaozuozaiti。zheduiyudisefenbilidesemulaishuodequehenbucuo,buchanshengfencengdexianxiang,erqieduicailiaodexingnengyingxiangyehenxiao。danshi,duiyugaosefenhanliangdesemulilaishuojiubijiaokunnan。sefenhanliangguogao,zuijibendeduisefendejinrundouhennandadao。ruguoshiyongdifenziliangdelalaidadaojinkuaijinrundemude,sefenzaizaitizhongdefensanyouyujianqiewufayouxiaodechuandiershoudaoyingxiang。 另外一些廠家采用的是”近似載體”defangfa。jishiyongyucailiaojuyoubufenxiangrongxingdecailiaozuozaiti。zheyangduizaitideyaoqiujiufangkuanlehenduo。danshiduiyuyixiejuyoudianzhuangjinjiaokoudechanpin,youyujubudiquzaichengxingguochengzhongchuxianliudongjianqiedeyuangu,youhuichanshengqiwen、銀紋甚至相分離的情況。因此做色母粒時,基本載體的選用似乎不應該一成不變。應當根據產品的成型條件、材料成分和最終使用來決定。
平ping時shi接jie觸chu過guo的de一yi些xie母mu粒li廠chang通tong常chang都dou用yong對dui應ying樹shu脂zhi做zuo載zai體ti,不bu然ran會hui有you不bu相xiang容rong的de問wen題ti。好hao的de色se母mu生sheng產chan商shang在zai配pei色se粉fen時shi都dou采cai用yong矽gui油you,主zhu要yao目mu的de應ying該gai是shi提ti高gao分fen散san性xing和he流liu動dong性xing。矽gui油you成cheng本ben較jiao高gao,添tian加jia多duo了le也ye有you問wen題ti,主zhu要yao是shi矽gui油you的de分fen子zi量liang小xiao,析xi出chu後hou會hui影ying響xiang印yin刷shua和he塗tu漆qi。差cha的de就jiu用yong白bai礦kuang油you、硬脂酸類,高溫夏易分解,發臭。
總之一句話,做色母最主要是要解決的就是分散性和流動性。
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