发明名称 |
Polyol composition, foaming composition and polyurethane foam |
摘要 |
Disclosed is a polyol composition containing an aromatic polyester polyol having a hydroxyl number of 300-500 mgKOH/g and an average number of functional groups of 2.0-2.5, a medium-chain polyether polyol having a hydroxyl number of 100-250 mgKOH/g and an average number of functional groups of 2.0-4.0 and composed of a polyoxypropylene unit, and a long-chain polyether polyol having a hydroxyl number of 15-40 mgKOH/g, an average number of functional groups of 2.0-4.0 and an oxyethylene content of not more than 14% by weight and mainly composed of a polyoxypropylene unit. |
申请公布号 |
US8188156(B2) |
申请公布日期 |
2012.05.29 |
申请号 |
US20080734552 |
申请日期 |
2008.11.06 |
申请人 |
YAMANAKA KENJI;IDOMOTO MASAYOSHI;FUKUI KOUJI;OBATA MASASHI;INAOKA KATSUMI;SHIBATA MASAAKI;MITSUI CHEMICALS, INC. |
发明人 |
YAMANAKA KENJI;IDOMOTO MASAYOSHI;FUKUI KOUJI;OBATA MASASHI;INAOKA KATSUMI;SHIBATA MASAAKI |
分类号 |
C08G18/00 |
主分类号 |
C08G18/00 |
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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