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- Because of the strong cohesive force,PVA adhesive is widely useed.But most of them is polyvinyl acetal adhesive. 由于较强的粘结力,聚乙烯醇粘合剂有着广泛的应用,但大部分是聚乙烯醇缩醛类。
- The invention relates to a method which uses non-toxic, tasteless and non-volatile glyoxylate to replace formaldehyde for composing polyvinyl acetal acid safe adhesive. 本发明涉及一种用无毒、无味和不挥发的乙醛酸代替甲醛合成聚乙烯醇缩乙醛酸安全黏合剂的方法。
- polyvinyl acetal diethylaminoacetate 聚乙烯乙缩醛二乙氨基乙酯
- The polyvinyl acetate and polyvinyl alcohol used are ideal restoring materials obtained by numberless screening. 聚醋酸乙烯和聚乙烯醇是经过无数次筛选的理想修补材料。
- This paper discribes the qualifying synthetic process of polyvinyl acetate emulsion and how to improve white emulsion property of cold resistance by using polyvinyl acetal as protective colloid. 本文阐述了改性聚醋酸乙烯酯乳液的合成工艺：采取聚乙烯醇缩甲醛作保护胶体的措施，改进了白乳胶的耐寒性；
- A bacterial strain was isolated from soil using plate screening techniques with polyvinyl acetate as carbon and energy sources. 摘要利用平板分离技术，以聚酯酸乙烯酯为能源和碳源从土壤中分离到一株菌。
- Polyvinyl acetate also is allowed in the food industry in several countries like Germany, USA and Japan. 在德国,美国,日本这几个国家中,醋酸乙烯酯也被允许用于食品工业。
- Isolation identification and studies on metabolism of bacteria degrading polyvinyl acetate. 聚乙酸乙烯酯降解菌的分离、鉴定及降解特性
- This paper introduced a method of improving the drying speed of polyvinyl acetate emulsion by adding oxidized starch. 本文介绍了用氧化淀粉与聚醋酸乙烯酯乳液复合来提高聚醋酸乙烯酯乳液干燥速度的方法。
- Aim To improve the water tolerance and low temperature resistance of polyvinyl acetate (PVAc) emulsion. 目的改进聚醋酸乙烯酯乳液耐水性和耐寒性差的缺点。
- Dihydroxyglyoxime (DHG) particles were coated in emulsion solutions of polyvinyl acetate. 研究了乳液聚合聚醋酸乙烯酯对二羟基乙二肟的包覆。
- This product is a polyvinyl acetate emulsion, easy to use, economical, commonly applied to panel furniture, paper mache etc. 本产品为聚醋酸乙烯酯乳液，使用方便涂刷轻松，经济型，主要适用于板式家具、纸制品的粘接等。
- The results of TG indicate that blending Polyvinyl acetate (PVAC ) and polypropylene (PP) can improve the thermostability of PVAC. 热重（TG）的结果表明，聚醋酸乙烯酯（PVAC）与聚丙烯（PP）共混后，其热稳定性增加。
- The recent study and development for the modification of phenolic resin adhesive with melamine,urea,lignin,polyvinyl acetals and resorcinol were introduced. 介绍利用三聚氰胺、尿素、木质素、聚乙烯醇缩醛、间苯二酚等物质对酚醛树脂胶粘剂改性研究的最新进展。
- The influences of the reaction system, emulsifiers, modifiers and plasticizers for the modified polyvinyl acetate emulsion on the performances were introduced in this paper. 研究了改性聚醋酸乙烯乳液体系改性单体及聚合工艺、乳化剂、改性剂、增塑剂对乳液性能的影响。
- The nano cooper / polyvinyl acetate hybrid material is characterized using TEM and indicated that the particle size of copper ranges between 12.5~37.5 nm. 用透射电子显微镜(TEM)对纳米铜/聚醋酸乙烯酯复合材料进行表征;结果表明;复合材料中铜粒子的粒径在12.;5~37
- The nanoparticle adhesives could also help replace the polyvinyl acetate, PVA, and polyvinyl alcohol, PVOH, used to help laminate graphics onto cardboard. 纳米粒子粘合剂而且还能够替代多乙酸乙烯酯、聚乙烯醇（PVA和PVOH）等，将图案碾压到纸板上。
- Homopolymer latexes of polyvinyl acetate (PVA) and polybutyl acrylate(PBA)and their seeded latexes using respectively PVA and PBA as seed were prepared by emulsion polymerization. 以醋酸乙烯酯（VA）和丙烯酸丁酯（BA）为单体，用乳液聚合方法，以极性小的PBA为种子进行了VA种子聚合，用透射电镜染色及皂液滴定方法对胶粒形态进行了表征。
- The two issues were solved by using polyvinyl acetate (PVAC) as additive.We discussed the process of preparation of PT thin film with polyvinyl acetate as additive. 本文主要围绕利用金属有机物分解法制备钛酸铅铁电薄膜时，单层厚度较低和薄膜的晶化温度较高这两个问题进行研究，通过添加聚醋酸乙烯酯（PVAC）加以解决。
- Polyvinyl acetate emulsion can be stablized by (1)mixing 17-90 PVA with 17-88 PVA; (2) by copolymerizing VAC with acrylic acid; or (3) by aceltalizing PVAC with formaldehyde. 提出了三种稳定聚醋酸乙烯乳液的方法。（1）17-99PVA与17-88PVA混用，（2）VAc与丙烯酸共聚合反应，（3）PVAc与甲醛进行缩醛化反应。
