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Polymer hybrids from self-emulsified PU anionomer and water-reducible acrylate copolymer via a postcuring reaction

類別:期刊論文

學年 / 學期:92-1

出版日期:2003-12-20 00:00:00

著者:Lai, Jian-zei; Ling, Hao-Jan; Chen, Guan-nan; Yeh, Jen-taut; Chen, Kan-nan

單位:淡江大學化學學系

出版者:John Wiley & Sons

著錄名稱、卷期、頁數:Journal of Applied Polymer Science 90(13), pp.3578-3587

摘要:Water-reducible acrylate copolymer is obtained from a free-radical copolymerization of n-butyl acrylate, acrylic acid, and methacrylic acid. Self-emulsified aqueous-based polyurethane (PU) anionomer is prepared by the conventional method. The latent curing agents (di- and triaziridinyl compounds, HDDA-AZ and TMPTA-AZ) are synthesized from the reaction of aziridine with hexandiol diacrylate and trimethylolpropane triacrylate, respectively. These two polymers and the latent curing agent are miscible in each other and become a single component and self-curable polymer dispersion. The carboxyl ions of polymers not only stabilize the aqueous polymer dispersions but also serve the curing site toward latent curing agent in the drying process. These two polymers blend with a curing agent, which results in new polymer hybrid formation. These polymer hybrids have the improvements on performance properties and the cost/performance benefits.

語言:en_US

ISSN:0021-8995

期刊性質:國外

審稿制度:

國別:USA

出版型式:電子版