PTMG造句怎麼寫

8、A series of polyurethane (PU) elastomer were synthesized from polyester(PEA, PEPA) or polyether(PTMG), toluene dissocyanate (TDI), mixture of triisopropanolamine(TIPA) and 1,4-butanediol(BDO).

10、以聚酯（PEA、PEPA）或聚醚（PTMG）和TDI為原料合成聚氨酯預聚體，用三異*醇* （TIPA）和1，4-丁二醇（BDO）的混合物作擴鏈劑製備聚氨酯**體。

2、Polyoxytertramethylene (PTMG) is synthetized in one step using heteropoly acid as catalyst. We discussed the factors which influenced the yield of PTMG.

4、Effect of End- closing Rate on Performance of PTMG Polyurethane Plastic Adhesive

6、The properties of PTMG-PU were introduced in this paper, and the effects of the chemical structure on the PU elastomer properties were also discussed.

9、介紹了四*呋喃聚醚(PTMG)聚氨酯**體的*能。討論了其化學結構對PU**體環境*能的影響。

3、Study on Preparation and Properies of a New PTMG-PO Copolymer Polyurethane Elastomers

7、Medical thermoplastic polyether urethanes(TPU) based on MDI/PTMG/BDO system were prepared by one -shot, prepolymer and semi-prepolymer processes with equivalent stoichiometries respectively.

5、PTMG is widely used in the field of chemical industry, for example synthesis PU.

1、Study on Mechanical Properties of MDI/PTMG Type Polyurethane Elastomer