聚氨酯涂膜防水材料是双组分化学反应固化型弹性防水涂料。
Polyurethane coated waterproof material is a type of elastic waterproof material solidified in bi-component chemical reaction.
研究了PAE用量、热固化时间和温度对麻浆、桑皮浆和针叶木化学浆手抄薄型纸湿强度特性的影响。
The wet-strength properties of three thin handsheets made of hemp pulp, softwood pulp and mulberry pulp with the wet-strength resin (PAE) as the additive were studied.
采用特定的化学助剂，通过催化聚合法一步合成快干型低游离TDI聚氨酯固化剂。
The title curing agent has been prepared by one - step catalytic polymerization process with a specific chemical additive.
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