Please use this identifier to cite or link to this item:
Title: Water base block polyurethane, its preparing method and water-proof, heat insulation and wet permeable material made thereof
Other Titles: 水基嵌段聚氨酯、其制法及由其制备的防水、保暖、透湿性材料
Authors: Hu, J 
Fan, H
Issue Date: 7-Mar-2007
Publisher: 中华人民共和国国家知识产权局
Source: 中国专利 ZL 200410002551.8 How to cite?
Abstract: The present invention features that the water base block polyurethane is prepared with component A as soft phase block prepolymer and component B as hard phase block prepolymer through further reaction in water. The component A is prepared with catalyst, polyether or polyester diol, aromatic or fatty diisocyanate, and chain expander short-chain fatty diol in certain proportion; and the component B is prepared with aromatic diisocyanate, cross-linking agent trihydroxyl polyol, chain expander short-chain fatty diol, hydroxyl radical containing short-chain fatty diol and neutralizer short-chain fatty organic butyl amine in certain proportion. The present invention also provides waterproof, heat insulating and moisture permeating material with the polyurethane.
Rights: 专利权人: The Hong Kong Polytechnic University.
Appears in Collections:Patent

Files in This Item:
File Description SizeFormat 
ZL200410002551.8.pdf1.03 MBAdobe PDFView/Open
Show full item record
PIRA download icon_1.1View/Download Contents

Page view(s)

Last Week
Last month
Citations as of Aug 14, 2018


Citations as of Aug 14, 2018

Google ScholarTM


Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.