发明公开
- 专利标题： CURABLE POLYURETHANES, COATINGS PREPARED THEREFROM, AND METHOD OF MAKING THE SAME
- 专利标题（中）： 固化的聚氨酯，产生的涂层及其制造方法的
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申请号： EP01977144.3申请日： 2001-09-21
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公开(公告)号： EP1320561A2公开(公告)日： 2003-06-25
- 发明人: LAMERS, Paul, H. , MARTZ, Jonathan, T. , MEYERS, Lawrence, D. , NOVAK, Carolyn, A. , OLSON, Kurt, G. , ROWLEY, James, P. , VERARDI, Christopher, A.
- 申请人： PPG Industries Ohio, Inc.
- 申请人地址： 3800 West 143rd Street Cleveland, OH 44111 US
- 专利权人： PPG Industries Ohio, Inc.
- 当前专利权人： PPG Industries Ohio, Inc.
- 当前专利权人地址： 3800 West 143rd Street Cleveland, OH 44111 US
- 代理机构： Sternagel, Fleischer, Godemeyer & PartnerPatentanwälte
- 优先权： US234514P 20000922
- 国际公布： WO02024778 20020328
- 主分类号： C08G18/08
- IPC分类号： C08G18/08 ; C08G18/12 ; C09D175/04 ; C08G18/80
摘要：
A polyurethane material, the coatings prepared therefrom, and methods of making the same are provided. An anionic self-crosslinkable polyurethane material has a weight average molecular weight of less than 15,000 grams per mole and, when cured, has a toughness of at least 20 MPa according to TOUGHNESS TEST METHOD at a temperature of 25 °C.
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