发明名称 |
Flexible hydrophilic polyurethante foam - suitable as a sponge |
摘要 |
<p>An open-cell polyurethane foam is prepd. from a polyether or polyester polyvol (I) and a polyisocyanate by usual means but including 5-20 wt.% (on wt I) of methylcellulose powder (pref. of dia. 0.2mm) in the pores.</p> |
申请公布号 |
FR2029843(A5) |
申请公布日期 |
1970.10.23 |
申请号 |
FR19690001628 |
申请日期 |
1969.01.28 |
申请人 |
ELEKAL |
发明人 |
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分类号 |
C08G18/40;C08G18/64;C08J9/00;(IPC1-7):C08G22/00 |
主分类号 |
C08G18/40 |
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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