Invention Grant
- Patent Title: Process and apparatus for increasing the isotropy in nonwoven fabrics
- Patent Title (中): 提高无纺织物各向同性的方法和装置
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Application No.: US09922048Application Date: 2001-08-03
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Publication No.: US06877196B2Publication Date: 2005-04-12
- Inventor: James Marshall Oathout , Phillip O. Staples , Donald Floyd Miller
- Applicant: James Marshall Oathout , Phillip O. Staples , Donald Floyd Miller
- 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: D04H1/46
- IPC: D04H1/46 ; D04H1/72 ; D04H13/00
Abstract:
A method for changing the position of fibers in a nonwoven web to improve the isotropy of the web by using angled stream of fluid wherein the streams form a substantially coplanar curtain and impinge on the fibers at their leading ends, trailing ends or sides.
Public/Granted literature
- US20020116801A1 Process and apparatus for increasing the isotropy in nonwoven fabrics Public/Granted day:2002-08-29
Information query
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