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聚乙烯醇缩丁醛的合成新工艺

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Indexed by:期刊论文

Date of Publication:2008-08-30

Journal:中国胶粘剂

Included Journals:PKU、ISTIC

Volume:17

Issue:8

Page Number:15-18

ISSN No.:1004-2849

Key Words:聚乙烯醇缩丁醛;合成;新工艺;夹层安全玻璃;胶粘剂

Abstract:通过对聚乙烯醇缩丁醛(PVB)的合成工艺进行改进,并在不加任何乳化剂的条件下,制得了完全粉末状的PVB产品;将其用于夹层安全玻璃的制备,则雾度值为0.41%,完全符合夹层安全玻璃的使用要求;并讨论了各因素对PVB产量的影响.实验结果表明,当m(PVA):m(正丁醛):V(HCI)=100 g:56 g:15 mL时,PVB的产量最高,其乙烯醇缩丁醛含量可达77.7%.

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