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- A series of amine-terminated polypropylene oxide based thermoplastic polyureas with various chain extender were synthesized vis solution polymerization. 用溶液聚合法合成了五种不同扩链剂,软段为胺端基聚环氧丙烷的聚脲氨酯和聚脲。
- The miscibility of three kinds different soft segments (polycaprolactone, polypropylene oxide, polytetramethylene oxide) polyurethanes possessing the same hard segmental structure and content with PVC or CPVC blends were studied by DSC. 采用示差扫描量热法研究了相同硬段及含量的3种不同类型软段的聚氨酯与聚氯乙烯（PVC）、氯化聚氯乙烯（CPVC）的相容性。
- Polyether polyurethane elastomer material was prepared based on polypropylene oxide glycol, toluene diisocyanate (TDI) and DEG as main base meterial, LDA and APP as flame retardants. 以聚氧化丙烯二醇和甲苯二异氰酸酯、一缩二乙二醇等为主要基体材原料,以联二脲(LDA)、聚磷酸铵(APP)作为阻燃剂,制作了聚醚聚氨酯弹性体。
- How can you get rid of this oxide coating? 你们该怎样除去这些氧化皮？
- RESEARCH ON SYNTHESIS AND APPLICATION OF POLYPROPYLENE OXIDE ALIPHATIC ALCOHOL ETHER SODIUM SULFATE 脂肪醇聚氧丙烯醚硫酸钠的合成及其应用研究
- A mixture of black manganese oxide minerals. 硬锰矿一种黑色氧化锰矿的混合物
- Keywords polypropylene oxide;earboxyl vinyl terminayed macromer;maleic anhydride;telechelic oligomer;copolymerization;damping material; 聚环氧丙烷;端羧基乙烯基大分子单体;顺丁烯二酸酐;遥爪低聚物;共聚合;阻尼材料;
- A gaseous anesthetic, such as nitrous oxide. 气体麻醉剂一种气态的麻醉剂，如一氧化二氮。
- polypropylene oxide 聚环氧丙烷
- In the absence of heat, I think, no oxide coating should form during rolling. 在无加热的条件下，我想，轧制过程中不会生成鳞皮吧！
- Long Glass Fiber Reinforced Polypropylene. 在车用玻璃纤维增强塑料中,长玻纤增强聚丙烯。
- An oxide containing three oxygen atoms per molecule. 三氧化物每个分子中含有三个氧原子的氧化物
- Fibre ropes for general service. Polypropylene. 通用纤维索。聚丙烯。
- Polypropylene filled with glass micro-beads. 聚丙烯包含玻璃粉。
- It is called isotactic polypropylene . 是一种叫等规聚丙烯的材料。
- What will happen to this oxide coating? 该怎么处理这一层氧化皮呢?
- Occasionally red lead is added to the leady oxide. 有时将铅丹加到铅粉中。
- The nitride on oxide layers remains intact. 氧化物表层上面的氮化物保持原状不动。
- The detector tube is filled with nitric oxide. 检测管中充满了氧化氮。
- To combine with oxygen; make into an oxide. 氧化与氧化合；使成为氧化物
