Web* Corresponding authors a Key Laboratory of Carbon Fiber and Functional Polymers (Beijing University of Chemical Technology), Ministry of Education, State Key Laboratory of … WebDegradable Poly(ether-ester-urethane)s Based on Well-Defined Aliphatic Diurethane Diisocyanate with Excellent Shape Recovery Properties at Body Temperature for Biomedical Application Minghui Xiao 1,y, Na Zhang 1,y, Jie Zhuang 2, Yuchen Sun 1, Fang Ren 3, Wenwen Zhang 3 and Zhaosheng Hou 1,*
Hydrolytic resistance of model poly(ether urethane ureas) and poly …
WebAug 15, 2024 · Aqueous coating compositions include dispersed polyurethane-vinyl polymer hybrid particles obtained by free-radical polymerization of at least one vinyl monomer in the presence of a polyurethane. The polyurethane and the vinyl polymer in the hybrid particles are present in a weight ratio of polyurethane to vinyl polymer ranging from 1:1 to 20:1, … WebJul 27, 2011 · Abstract. Novel poly (ester-urethane)s were prepared by a synthetic route using a lipase that avoids the use of hazardous diisocyanate. The urethane linkage was formed by the reaction of phenyl carbonate with amino acids and amino alcohols that produced urethane-containing diacids and hydroxy acids, respectively. can i change my degree
Ether Urethane - an overview ScienceDirect Topics
WebIn this article, a series of medical poly(ester-urethane)s (PEUs) with varying uniform-size hard segment content were prepared via one-step chain extension of poly(ε ... WebJan 11, 2024 · A series of new bio-based aromatic diisocyanates, namely bis(4-isocyanato-2-methoxyphenoxy)alkane and bis(4-isocyanato-2,6-dimethoxyphenoxy)alkane, were … WebJun 9, 2015 · An object of the present invention is to provide a golf ball having a paint film which is formed from an aqueous paint and excellent in adhesion to the surface of the golf ball and stain resistance. The present invention provides a golf ball comprising a golf ball body and a paint film formed on the golf ball body, wherein the paint film has a tensile … fitness wandern