polyether造句
61. A silicone - polyether copolymer was synthesized by the hydrosilylation of silicone oil containing hydrogen and unsaturated polyether.
62. Supermolecules can be synthesized through self-assembly of polyacid(A)and modified polyether(B).
63. Kun Liu, Song Chen. Preparation of CMS-filled polyether block amide( PEBA ) membranes pervaporation performance. Journal of membranes science.
64. This paper analyzes the glyceryl polyether by nuclear magnetic resonance ( NMR ) spectroscopy .
65. By selection tests of polyether polyol, flame retardant and catalyzer, a rigid polyurethane foam premix formulation for constmction laminating panel was developed.
66. The polyether has very low unsaturation and high equivalent weight.
67. The polyether type polyurethane elastomers based on polyether-polyol, 4,4'- diphenylmethane diisocyanate and 1,4- butanediol were synthesized.
69. A aqueous polyurethane emulsion has been prepared based on polyether polyols and toluene diisocyanate.
70. It has shown that this polyether modified polysiloxane defoamer provides good defoaming effect.
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