发明名称 |
produção de espuma moldada macia de poliuretano protegidos contra chamas |
摘要 |
<p>Polyurethane molded foams having a surface region and an interior region and comprising a flame-retardant solid, wherein the flame-retardant solid is present in the surface region in a proportion higher than a proportion of the flame-retardant solid in the interior region; processes for preparing the same; and materials comprising such foams.</p> |
申请公布号 |
BRPI0908532(A2) |
申请公布日期 |
2015.09.29 |
申请号 |
BR2009PI08532 |
申请日期 |
2009.02.13 |
申请人 |
BAYER MATERIALSCIENCE AG |
发明人 |
ANDREAS FRAHM;ANDREAS HOFFMANN;DAGMAR ULBRICH;FRITHJOF HANNIG;HANS-GUIDO WIRTZ;THOMAS GROSS |
分类号 |
C08G18/10;B29C44/08;C08G18/40;C08G18/48;C08G18/66;C08J9/12;C08K3/04;C08K7/24 |
主分类号 |
C08G18/10 |
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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