POLYOLS FOR IMPROVED VISCOELASTIC FOAMS WITH REDUCED TEMPERATURE SENSITIVITY |
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| 申请号 | US15918165 | 申请日 | 2018-03-12 | 公开(公告)号 | US20180265624A1 | 公开(公告)日 | 2018-09-20 |
| 申请人 | Covestro LLC; | 发明人 | Nigel Barksby; Brian L. Neal; Susan B. McVey; John E. Hayes; | ||||
| 摘要 | This invention relates to a process for preparing viscoelastic polyurethane foam in which the isocyanate-reactive component comprises a specific polyol blend, and to viscoelastic polyurethane foam wherein the isocyanate-reactive comprises the specific polyol blend. The polyol blend may be an in situ formed polyol blend. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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