vinyl-ethyl alcohol

A series of poly ( vinyl alcohol)/ silica ( PVA/ SiO 2) transparent hybrid films with different silica content were obtained through the sol gel process using tetraethoxysilane ( TEOS).

以聚乙烯醇（PVA）和正硅酸乙酯（TEOS）为原料，通过溶胶-凝胶（Sol-Gel）方法，制备出不同二氧化硅含量的聚乙烯醇/二氧化硅（PVA/SiO2）共混均质膜。

Researches showed that some polyolefins such as polypropylene ( PP), polyethylene ( PE), poly ( ethylene-co-vinyl alcohol) EVAL, ethylene-acrylic acid coplymer ( EAA) and poly ( 4-methyl-1-pentene)( TPX) are materials of making microporous through thermally induced phase separation.

研究发现聚乙烯、聚丙烯、乙烯乙烯醇共聚物、乙烯丙烯酸共聚物、聚（4甲基1戊烯）等聚烯烃是可采用热致相分离法制备微孔膜的材料。

The perspective application of high strength and high modulus poly ( vinyl alcohol ) was mentioned.

从聚合方法和引发方式两方面介绍了国内外合成高相对分子质量 聚乙烯醇 研究进展.

Poly ( vinyl alcohol)( PVA) was mixed with poly ( ethylene glycol)( PEG) and then cross-linked by tetraethoxysilane ( TEOS) to prepare organic-inorganic hybrid membranes.

以聚乙烯醇（PVA）与聚乙二醇（PEG）共混，并与正硅酸乙酯（TEOS）进行交联反应制备杂化膜。

Poly vinyl alcohol ( PVA )-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸与聚乙烯醇 ( PVA ) 经酯化制备PVA聚阴离子电解质.