发明授权
- 专利标题: POLYURETHANE CARPET-BACKING PROCESS
- 专利标题(中): 方法地毯背涂聚氨酯的
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申请号: EP92903677.0申请日: 1991-12-17
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公开(公告)号: EP0563298B1公开(公告)日: 1999-09-22
- 发明人: JENKINES, Randall, C.
- 申请人: THE DOW CHEMICAL COMPANY
- 申请人地址: 2030 Dow Center Midland, Michigan 48674 US
- 专利权人: THE DOW CHEMICAL COMPANY
- 当前专利权人: THE DOW CHEMICAL COMPANY
- 当前专利权人地址: 2030 Dow Center Midland, Michigan 48674 US
- 代理机构: Burford, Anthony Frederick
- 优先权: US630597 19901220
- 国际公布: WO9211097 19920709
- 主分类号: B05D5/00
- IPC分类号: B05D5/00 ; B05D3/12 ; B05D3/02 ; B05D7/00 ; D06N3/14 ; D06N7/00
摘要:
Polyurethane-backed substrates such as attached cushion carpeting are prepared from a polyurethane forming composition based on a soft segment prepolymer of MDI or an MDI derivative. The use of the prepolymer provides a backing having good strength properties and good resiliency.
公开/授权文献
- EP0563298A1 POLYURETHANE CARPET-BACKING PROCESS 公开/授权日:1993-10-06
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