Waterborne polyurethane resin is prepared by alcoholyzing oil with polyol at first, and then reacting with polyether (polyester), dimethylol propionic acid, diisocyanate.
油与多元醇经醇解反应，进而与聚醚或聚酯、 二羟甲基丙酸、 二异氰酸酯反应制得水溶性氨酯油。
The bamboo residues could be liquefied to be biopolyol in the mixed solvent of polyether alcohol and crude glycerol under the catalysis of concentrated sulfuric acid.
在硫酸的催化作用下，竹废料在由聚醚多元醇和粗甘油组成的混合液化剂中可被液化成多羟基化合物。
This article introduces the experimental research and application process about the formula of water treatment agent containing polyether phosphonic acid, and generalizes its characteristics.
介绍含多醚基膦酸水处理药剂配方试验研究过程 ，概括该配方的使用特点 ，说明其现场应用效果。
The finishes for POY mainly contained polyether and polyoxyethylene fatty acid ester, and the finishes for FDY mainly contained polyether, synthetic ester and alkylpolyoxyethylene ether.
POY油剂组成以聚醚、聚氧乙烯脂肪酸酯为主，FDY油剂组成以聚醚、合成酯、聚氧乙烯脂肪醇醚为主。
The full biomass-based composite material of the invention is prepared by natural plant fiber (material A), carboxylation polyether interface modifier (material B) and polylactic acid.
本发明采用预处理后的天然植物纤维（A料）与羧化聚醚界面改性剂（B料）以及聚乳酸制备复合材料。
The full biomass-based composite material of the invention is prepared by natural plant fiber (material A), carboxylation polyether interface modifier (material B) and polylactic acid.
本发明采用预处理后的天然植物纤维（A料）与羧化聚醚界面改性剂（B料）以及聚乳酸制备复合材料。
应用推荐