查询词典 polyvinyl

Saturated small molecules such as glycerine, triethanolamine, saturated water-soluble macromolecules including corn starch and polyvinyl alcohol, and vinyl monomer are employed as modifiers for polymeric material surface.

本文首次利用Ce3+的紫外光敏特性，将其作为光催化引发剂，引发饱和小分子如单糖、多元醇，水溶性大分子如淀粉、聚乙烯醇，乙烯类单体如丙烯酸、丙烯酰胺、甲基丙烯酸甲酯等在聚合物基材表面的改性。

Hong Kong-owned located in the scenic Hangzhou Sets Industrial Park, Yangzhou, is a professional engaged in polyvinyl chloride building decorative materials - PVC°, windowsill plate, folding doors, wainscoting and supportingsuch as the design, manufacture and sales of integrated high-tech enterprises.

扬州华瑞塑胶有限公司座落在风景秀丽的扬州杭集工业园，是一家专业从事聚氯乙烯（PVC建筑装饰材料――PVC扣板，窗台板，折叠门，护墙板及配套角线等的设计、制造、销售为一体的综合型高科技企业。

It seems as though every accessory involved with beating the heat is made of polyvinyl chloride: kiddie pools, water wings, slip-n-slides, even garden hoses.

它看上去仿佛每个配件都用让人心跳的聚氯乙烯做成的（PVC 或者乙烯基塑料）；儿童足球场，游泳圈，slip-n-slides，甚至是橡胶软管。

Based on the formation of a multicomponent complex among mercury, portassium iodide , xylenol orange and metallothionein well distributed in pH2.5 buffer solution, a new detection method is established for MTs under the existence of Arabirgum-polyvinyl alcohol-124 as a steady agent.

在pH2.5的缓冲溶液中，非离子表面活性剂聚乙烯醇-124存在下，体系在505nm处共振光散射增强最大，且共振光散射增强的强度与MTs的加入量成线性关系，检出限21.58ng/ml，线性范围0.072~6.3μg/ml，相关系数0.9949，相对标准偏差3.67%~5.61%，平均回收率91.0%(n=6)。

The increasing of crosslinking extent in polyvinyl butenal had more contribution to adhesive strength of its aqueous solution than enhance of the acetalization degree.

在聚乙烯醇缩丁烯醛中发现，交联程度的提高比缩醛度的提高对其水溶液粘接强度的影响更大。

The paper introduces the formula, process and tensile strength of the organic-inorganic composite adhesive which is prepared by mixing acetalization of polyvinyl alcohol with silicasol.

叙述了以聚乙烯醇为原料，经缩醛化后和硅溶胶制备有机—无机复合粘合剂。介绍了配方、备程序和拉伸粘结强度的试验结果。

Chemical experiments and carbon nuclear magnetic resonance studies showed that there were two addition manners,l,2-and l,4-additions when α-butenal,as an unsaturated aldehyde,conducted an acetalization reaction with polyvinyl alcohol.

化学分析法及碳核磁共振研究表明，作为不饱和醛的α-丁烯醛与聚乙烯醇在水溶液中进行缩醛化时存在着 1，2-加成与1，4-加成两种反应方式。

The introduction of amido groups can efficiently increase the water swellability of polyvinyl alcohol film and simultaneously enhance the adsorbability of the film to heavy metal ions.

胺基的引入有效的增强了聚乙烯醇膜的水溶胀性，同时使得膜对重金属离子的吸附能力有很大的提高。

Polyvinyl alcohol amidoxime chelate fiber was synthesised by pre irradiation graft copolymerization and amidoximation.

利用60Co－γ射线预辐照接枝和胺肟化反应合成了含羧基的聚乙烯醇胺肟螯合纤维。

Methods of suitable antifoaming agents for suspension polymerization of PVC are analyzed as well as the influence of antifoaming agents on the properties of polyvinyl chloride resins produced by suspension process .

介绍了消泡剂消泡的机理和类型，分析了悬浮法聚氯乙烯生产中如何选择适宜的消泡剂，以及使用消泡剂后对悬浮法聚氯乙烯树脂质量的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。