发明名称 |
Polyurethane resin and method for producing the same, resin composition and sheet-form article |
摘要 |
A method for producing a polyurethane resin which comprises reacting: (A) a compound having an active hydrogen-containing group, containing: (A1) a compound having one spiro ring and active hydrogen-containing groups at both ends; and (A2) an aliphatic polycarbonate polyol; (B) a polyisocyanate; and (C) a chain-extending agent. Also disclosed are a resin composition comprising the polyurethane resin and a sheet-form article comprising the poylurethane resin or the resin composition.
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申请公布号 |
US6593419(B2) |
申请公布日期 |
2003.07.15 |
申请号 |
US20010973738 |
申请日期 |
2001.10.11 |
申请人 |
DAINIPPON INK AND CHEMICALS, INC. |
发明人 |
TANAKA HIROKI;NISHINO SHIGETOKI;TAKEUCHI HIDEYUKI |
分类号 |
C08G18/12;C08G18/32;C08G18/66;C08G18/75;C09D175/04;(IPC1-7):C08J3/00;C08K3/20;C08L75/00;B32B27/00;B32B27/40 |
主分类号 |
C08G18/12 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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