发明授权
- 专利标题: Production of nonwoven fabrics
- 专利标题(中): 生产无纺布
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申请号: US545758申请日: 1975-01-30
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公开(公告)号: US3944690A公开(公告)日: 1976-03-16
- 发明人: Dieter Distler , Kurt Wendel , Andreas Einwiller , Knut Oppenlaender
- 申请人: Dieter Distler , Kurt Wendel , Andreas Einwiller , Knut Oppenlaender
- 申请人地址: DT Ludwigshafen (Rhine)
- 专利权人: BASF Aktiengesellschaft
- 当前专利权人: BASF Aktiengesellschaft
- 当前专利权人地址: DT Ludwigshafen (Rhine)
- 优先权: DT2263921 19721229; DT2226269 19720530; DT2306541 19730210
- 主分类号: B01D39/14
- IPC分类号: B01D39/14 ; C08C1/14 ; C08F6/22 ; C08J3/16 ; D06M13/372 ; D06M15/12
摘要:
Nonwovens of natural and synthetic fibers which are bonded uniformly over the whole cross-section are obtained by using as binders aqueous polymer dispersions containing as heat-sensitizing agents alkoxylated amines having inverse solubility and a pH of less than 6.
公开/授权文献
- US5704293A Lifting device for manipulating a track element 公开/授权日:1998-01-06
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