prepolymerization 中文意思是什麼
prepolymerization
解釋
預聚合- n : 1. 【羅馬數字】90〈N＝90000〉。2. 【化學】＝nitrogen. 3. ＝North（ern）。N ＝nuclear 核的：N-waste 核廢料。
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Polybutadienes, epoxy resins, and similar polymers may be used while they are in the viscous or liquid state of prepolymerization.
聚丁二烯，環氧樹脂及類似聚合物在粘性狀或液體預聚態都是可用的。 -
The results indicated : the mechanical properties of pu prepared by added eg in a two - step process in prepolymerization technology were better than that of one - step process, its tg shifted 6 towards high temperatures ; the tan peak of pu material at low temperature disappeared through decompress boiling distilling technology
結果表明，採用預聚體工藝並且分步加入eg所制備的聚氨酯彈性體具有較好的力學性能，玻璃化溫度向高溫方向偏移了6 ；採用減壓共沸蒸餾工藝制備的聚氨酯材料在低溫區的tan峰消失。 -
Study on modification of water based polymer - isocyanate adhesive by prepolymerization
異氰酸酯膠粘劑的改性研究 -
At last, several suggestions are proposed : to design a new formula without public hazards ; to preform a toxicity eliminating design for existing toxic slurries ; to give the measures of implementing green chemical grouting including the respects of technique, equipment and environmental protection ; and to point several kinds of grouting matinals to be unsuitably used or carefully used, and to quick improve the techniques of prepolymerization and post - processing
提出了按無公害要求設計新配方，對有毒害漿材進行去毒害改性設計，並通過採取工藝改造、設備更新、安全防護等措施來實現綠色化學灌漿的諸多辦法，並對不提倡用、應慎用和應改進預聚及后處理工藝的漿材品種提出了改進建議。
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