Invention Grant
- Patent Title: Polyareneazole/wood pulp and methods of making same
- Patent Title (中): 聚芳纶/木浆及其制造方法
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Application No.: US12759108Application Date: 2010-04-13
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Publication No.: US08404082B2Publication Date: 2013-03-26
- Inventor: Achim Amma , Mikhail R Levit
- Applicant: Achim Amma , Mikhail R Levit
- Applicant Address: US DE Wilmington
- Assignee: E I du Pont de Nemours and Company
- Current Assignee: E I du Pont de Nemours and Company
- Current Assignee Address: US DE Wilmington
- Main IPC: D21F11/00
- IPC: D21F11/00 ; D21H13/10
Abstract:
The present invention relates to wood pulp and polyareneazole pulp for use as reinforcement material in products including for example friction materials, fluid sealing materials, and papers. The pulp comprises (a) irregularly shaped, wood pulp fibrous structures, (b) irregularly shaped, polyareneazole fibrous structures, and (c) water, whereby wood pulp fibrils and/or stalks are substantially entangled with polyareneazole fibrils and/or stalks. The invention further relates to processes for making such wood pulp and polyareneazole pulp.
Public/Granted literature
- US20100200183A1 POLYARENEAZOLE/WOOD PULP AND METHODS OF MAKING SAME Public/Granted day:2010-08-12
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