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15年專注于涂料、油墨類添加劑
一站式供應分散劑、流平劑、冰花樹脂等
15年專注于涂料、油墨類添加劑
一站式供應分散劑、流平劑、冰花樹脂等
15年專注于涂料、油墨類添加劑
一站式供應分散劑、流平劑、冰花樹脂等
15年專注于涂料、油墨類添加劑
一站式供應分散劑、流平劑、冰花樹脂等
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各項凝固后劑的(de)(de)固(gu)(gu)(gu)有(you)(you)溫暖(nuan)各不相(xiang)似(si),固(gu)(gu)(gu)有(you)(you)物的(de)(de)耐(nai)熱(re)(re)性還是有(you)(you)較(jiao)大(da)各個。一般的(de)(de)地說(shuo),選擇固(gu)(gu)(gu)有(you)(you)溫暖(nuan)高(gao)的(de)(de)固(gu)(gu)(gu)有(you)(you)劑能夠取(qu)得耐(nai)熱(re)(re)美好的(de)(de)固(gu)(gu)(gu)有(you)(you)物。來說(shuo)增(zeng)加聚合反(fan)應型(xing)固(gu)(gu)(gu)有(you)(you)劑,固(gu)(gu)(gu)有(you)(you)溫暖(nuan)和耐(nai)熱(re)(re)性按住列按序增(zeng)長:
脂(zhi)肪多(duo)族多(duo)胺<脂(zhi)環族多(duo)胺<香熏族多(duo)胺≈酚醛<酸酐
促使加聚型凝固劑的耐熱性視診(zhen)占據香味多胺情況。陰陽鋁(lv)離子(zi)締(di)合(he)型、陽陽鋁(lv)離子(zi)締(di)合(he)型的耐熱性一(yi)般上(shang)想同,這首(shou)要是只不過起點(dian)的反饋差向異構各種,但一(yi)般會確立醚鍵緊密聯(lian)系的線狀組成部(bu)分。
固(gu)(gu)有(you)反應歸(gui)屬(shu)化(hua)學物(wu)(wu)質反應,受固(gu)(gu)有(you)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du)干擾更(geng)大,環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du)增長,反應極(ji)限(xian)高速度(du)(du)(du)更(geng)快,凝露(lu)耗(hao)時(shi)(shi)太短(duan);凝露(lu)耗(hao)時(shi)(shi)的(de)對(dui)數(shu)計算值隨固(gu)(gu)有(you)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du)上升時(shi)(shi)總的(de)呈直線方程下跌趨向(xiang)。但(dan)固(gu)(gu)有(you)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du)過高,常使(shi)固(gu)(gu)有(you)物(wu)(wu)特性下跌,但(dan)是會存(cun)在固(gu)(gu)有(you)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du)的(de)超出;須要決定使(shi)固(gu)(gu)有(you)極(ji)限(xian)高速度(du)(du)(du)和固(gu)(gu)有(you)物(wu)(wu)特性折衷的(de)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du),當做該用(yong)的(de)固(gu)(gu)有(you)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)環(huan)(huan)(huan)(huan)(huan)境(jing)(jing)熱(re)度(du)(du)(du)。
按凝固溫可把干固劑分八類:溫度干固型劑干固型溫度在空調溫度這;空調溫度應用劑凝(ning)(ning)(ning)固(gu)溫(wen)表為室內溫(wen)~50℃;中溫(wen)凝(ning)(ning)(ning)固(gu)劑(ji)為50~100℃;氣溫(wen)凝(ning)(ning)(ning)固(gu)劑(ji)凝(ning)(ning)(ning)固(gu)溫(wen)表在100℃上(shang)述。一種高(gao)溫(wen)凝(ning)(ning)(ning)固(gu)型(xing)的(de)凝(ning)(ning)(ning)固(gu)劑(ji)品種很(hen)小,有聚(ju)琉醇型(xing)、多異氰酸酯型(xing)等;
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