Invention Grant
- Patent Title: Method of increasing tensile strength of plastic materials
- Patent Title (中): 增加塑料材料拉伸强度的方法
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Application No.: US3711586DApplication Date: 1971-03-18
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Publication No.: US3711586APublication Date: 1973-01-16
- Inventor: MURAOKA J
- Applicant: US NAVY
- Assignee: US Secretary of Navy
- Current Assignee: US Secretary of Navy
- Priority: US12582771 1971-03-18
- Main IPC: B29C71/00
- IPC: B29C71/00 ; D01D10/04 ; D07B1/02 ; B29C23/00 ; B29C25/00
Abstract:
Plastic ropes composed of polyethylene and polypropylene strands exposed to high hydrostatic pressure materially increase in tensile strength without a corresponding increase in strand diameter.
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