vinyl formal polymers

用法例句

The polyvinyl formal was prepared via acetalation from polyvinyl alcohol and formaldehyde in water-solution under the condition of pH value was 1.

5~2的条件下,以聚乙烯醇和甲醛为原料,在水溶液中发生缩醛反应制备聚乙烯醇缩甲醛胶,然后向胶中添加适量的尿素和分散助剂PAAM/COB,经调配得到新型水溶性聚乙烯醇缩甲醛涂料。

In accordance with the princiole that in acid media the condensation reaction of hydroxylaldehyde is inversible, a way is given for the regeneration of the gel formed in the process of preparing polyvinyl formal.

根据在酸性介质中羟醛缩合反应是可逆的原理,对聚乙烯醇缩甲醛的制备过程中出现的凝胶进行再生处理,减少了原料浪费。

This paper introduced how to make a fast-drying emulsion adhesive based on polyvinyl formaldehyde.

介绍了一种以改性的聚乙烯醇缩甲醛为基料的强力快干型抗冻乳白胶。

The nonionic poly(vinyl formal) hydrogels with different porosities were synthesized by adding pore-forming agents, their swelling/deswelling behaviors and mechanical properties were measured in order to evaluate the effects of porosity.

通过成孔剂法制备不同孔隙率的聚乙烯醇缩甲醛凝胶(PVFM),其具有对含水量变化快速响应的特性,研究其在吸水、脱水过程中孔隙率对体积、质量、力学性能变化的影响。

polyvinyl formal wire

聚乙烯醇缩甲醛绝缘线

pelyvinyl formal fibre

聚乙烯醇缩甲醛纤维

polyvinyl formal high strength wire coating

聚乙烯醇缩甲醛高强度漆包线漆

Modified Polyvinyl Formal Cement Adhesive by Epoxy Resin

环氧改性聚乙烯醇缩甲醛水泥胶粘剂

THE PREPARATION AND APPLICATION OF MODIFYING POLYVINYL FORMAL ADHESIVE FOR BUILDING ENGINEERING

改性聚乙烯醇缩甲醛胶的合成及应用

PREPARATION OF BAMBOO CHARCOAL/POLYVINYL FORMAL COMPOSITE MATERIAL

竹炭/聚乙烯醇缩甲醛复合材料的制备

Preparation of Novel Polyvinyl Formal Composits

新型聚乙烯醇缩甲醛复合材料的制备

Preparation of polyvinyl formal foam for vascular intervention

用于血管介入聚乙烯醇缩甲醛泡沫材料的制备

Preparation of Poly(Vinyl Formal) Cellular Plastics Modified with Melamine and Its Thermal Property

三聚氰胺改性聚乙烯醇缩甲醛泡沫材料的制备与热性能

polyvinyl acetal resin

聚乙烯醇缩乙醛树脂

Study on the Factors Affecting Free Formaldehyde in Poly(Vinyl formal) Resin

聚乙烯醇缩醛树脂中残留甲醛含量的影响因素

polyvinyl butyral cementing agent

聚乙烯醇缩丁醛粘合剂

Exploration and Control of the lnfluecing Factors for the Polyvinyl Formal Acetal Production

聚乙烯醇缩甲乙醛工业生产中影响因素的探讨与控制

Study on Application of Crotonaldehyde in Adhesives of Poly (Vinyl Acetals);

丁烯醛在聚乙烯醇缩醛胶方面的应用研究

straw green epoxy polyvinyl butyral enamel

草绿环氧聚乙烯醇丁缩醛磁漆

The Acetal Formation of Ferrocenyl Aldehyde With Ethylene Glycol Catalyzed by Polystyrene-Lewis Acid Complex

聚苯乙烯－路易斯酸复合物催化下二茂铁甲醛与乙二醇的缩醛化反应

Kinetic Study on Production of PVB by Alcohol Method

醇法生产聚乙烯醇缩丁醛的动力学研究

Preparation of Water Soluble Polyacetal by Condensation of Polyvinyl Alcohol with Glyoxal

水溶性聚乙烯醇缩乙二醛胶粘剂的制备