发明名称 |
Reactive feed stream to replace inert blowing agent feed stream in a polyurethane foam process. |
摘要 |
<p>A process for manufacture of molded, high resiliency, polyurethane foam substantially free of volatile organic blowing agents comprising feeding at least three streams into a mixing device to form a reaction mixture, wherein a first stream contains (i) a polyol, (ii) water, (iii) a catalyst, (iv) a surfactant; a second stream contains an organic polyisocyanate; and a third stream contains (i) water, (ii) a crosslinking/extending agent, and (iii) a process/foam modifier.</p> |
申请公布号 |
EP0492464(A2) |
申请公布日期 |
1992.07.01 |
申请号 |
EP19910121844 |
申请日期 |
1991.12.19 |
申请人 |
UNION CARBIDE CHEMICALS AND PLASTICS COMPANY, INC. |
发明人 |
PATTEN, WILLIAM;CAVENDER, KEITH DOUGLAS;CRITCHFIELD, FRANK EDWARD |
分类号 |
B29C39/24;B29K75/00;B29K105/04;C08G18/08;C08G18/18;C08G18/40;C08G18/48;C08G18/65;C08J9/02;C08J9/14 |
主分类号 |
B29C39/24 |
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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