Invention Grant
- Patent Title: Method for the production of a nonwoven fabric
- Patent Title (中): 无纺织物的制造方法
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Application No.: US804196Application Date: 1977-06-06
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Publication No.: US4151023APublication Date: 1979-04-24
- Inventor: Louis Platt , Marvin Wishman , David R. Gentry , Jake E. Williams
- Applicant: Louis Platt , Marvin Wishman , David R. Gentry , Jake E. Williams
- Applicant Address: OK Bartlesville
- Assignee: Phillips Petroleum Company
- Current Assignee: Phillips Petroleum Company
- Current Assignee Address: OK Bartlesville
- Main IPC: D04H1/44
- IPC: D04H1/44 ; D04H1/48 ; D04H1/54 ; D04H1/70 ; D06C3/00 ; B32B27/02
Abstract:
A nonwoven fabric is produced by forming a batt comprising staple fibers oriented primarily in the fill direction, drafting the batt in the warp direction in a first warp-drafting zone, needling the drafted batt, drafting the needled batt in the warp direction in a second warp-drafting zone, and drafting the warp-drafted, needled batt in the fill direction in a fill-drafting zone. A fabric, apparatus for producing the fabric, and a method for fusing a nonwoven batt are provided.
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