发明名称 |
Method for making polymeric fibrils |
摘要 |
This invention relates to a method of making thermoplastic polymeric fibrils by passing an aqueous suspension of powdered thermoplastic polymeric material at high pressure through a two-stage valve assembly of the type conventionally used in liquid homogenization.
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申请公布号 |
US5030403(A) |
申请公布日期 |
1991.07.09 |
申请号 |
US19900492274 |
申请日期 |
1990.03.07 |
申请人 |
PPG INDUSTRIES, INC. |
发明人 |
PICKENS, STANLEY R.;DUBOIS, DONALD W.;YANG, HOU-CHING M. |
分类号 |
B29B9/08;D01D5/11;D01D5/40 |
主分类号 |
B29B9/08 |
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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