发明名称 |
Method for manufacturing a carpet having a secondary backing substantially impervious to liquids and the resultant carpet |
摘要 |
This invention relates to methods for making a carpet having a secondary backing which is substantially impervious to liquids. The methods involve applying a repellent finish onto the secondary backing material and drying the finish. The finish may be applied as foam to the secondary backing, against the force of gravity, by means of a press roll. This invention also includes the resultant carpets prepared from these methods.
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申请公布号 |
US5558916(A) |
申请公布日期 |
1996.09.24 |
申请号 |
US19950418993 |
申请日期 |
1995.04.06 |
申请人 |
E. I. DU PONT DE NEMOURS AND COMPANY |
发明人 |
HEIM, WILLIAM W.;HENDRIX, JAMES K.;MATERNIAK, JOYCE M.;MURPHY, PETER M.;PANZIER, NEIL A.;VINOD, YASHAVANT V. |
分类号 |
A47G27/02;B29C44/32;D05C17/02;D06N7/00;(IPC1-7):B32B5/26;B32B33/00 |
主分类号 |
A47G27/02 |
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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