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Class Information
Number: 264/DIG.47
Name: Plastic and nonmetallic article shaping or treating: processes > Processes of splitting film, webs or sheets
Description:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7378020 |
Fluoropolymer membrane |
May. 27, 2008 |
| 6423394 |
Plastics material mesh structures |
Jul. 23, 2002 |
| 6036905 |
Method for preparing polyester films |
Mar. 14, 2000 |
| 6033509 |
Method for laminating porous sheet and coarse mesh reinforcing material |
Mar. 7, 2000 |
| 5766725 |
Composite web of mutually parallel fibres in a matrix |
Jun. 16, 1998 |
| 5759462 |
Electrically conductive tapes and process |
Jun. 2, 1998 |
| 5723388 |
Prepreg of ultra-high-molecular-weight polyethylene |
Mar. 3, 1998 |
| 5624627 |
Process for preparing surface-modified biaxially oriented film of high molecular weight polyethylene |
Apr. 29, 1997 |
| 5612125 |
Process for producing prepreg |
Mar. 18, 1997 |
| 5578373 |
Split polyethylene stretched material and process for producing the same |
Nov. 26, 1996 |
| 5501831 |
Method for preparing interpenetrated polymer films |
Mar. 26, 1996 |
| 5442003 |
Para-aramid dope of low degree of polymerization, para-aramid fiber and para-aramid pulp produced therefrom and processes for producing the same |
Aug. 15, 1995 |
| 5393470 |
Process for manufacturing optical fibers |
Feb. 28, 1995 |
| 5368978 |
Delamination systems for photographic print materials |
Nov. 29, 1994 |
| 5296184 |
Method of making an ultra soft cloth-like embossed plastic film having post-embossed stretched areas |
Mar. 22, 1994 |
| 5294514 |
Vacuum roll separation system for photographic paper |
Mar. 15, 1994 |
| 5256353 |
Method of making elastic plastic netting made of oriented strands |
Oct. 26, 1993 |
| 5246637 |
Method for producing electret filter |
Sep. 21, 1993 |
| 5141685 |
Forming shaped articles from orientable polymers and polymer microbeads |
Aug. 25, 1992 |
| 5104367 |
Pinned rollers and process for manufacturing fibrillated film |
Apr. 14, 1992 |
| 5085817 |
Process for preparing a metallized polyethylene plexfilamentary film-fibril sheet |
Feb. 4, 1992 |
| 5071610 |
Method of making a controlled pore composite polytetrafluoroethylene |
Dec. 10, 1991 |
| 5068070 |
Process for making film |
Nov. 26, 1991 |
| 5045598 |
Slit film yarn based on propylene polymer and its use for the manufacture of synthetic lawn |
Sep. 3, 1991 |
| 5033172 |
Rewettable polyolefin fiber and corresponding nonwovens |
Jul. 23, 1991 |
| 5032442 |
Fibrillated weatherproof webs having network structure, nonwoven fabrics made from the webs, and processes for the production of the webs and nonwoven fabrics |
Jul. 16, 1991 |
| 5030403 |
Method for making polymeric fibrils |
Jul. 9, 1991 |
| 5026513 |
Process for making rapidly recoverable PTFE |
Jun. 25, 1991 |
| 5006294 |
Process for making composites of stretch broken aligned fibers |
Apr. 9, 1991 |
| 5006292 |
Manufacturing uniaxially drawn oriented polyolefin film for electric insulation |
Apr. 9, 1991 |
| 4978486 |
Method for preparing perforated film |
Dec. 18, 1990 |
| 4976904 |
Method and apparatus for continuous formation of fibrillated polymer binder electrode component |
Dec. 11, 1990 |
| 4945125 |
Process of producing a fibrillated semi-interpenetrating polymer network of polytetrafluoroethylene and silicone elastomer and shaped products thereof |
Jul. 31, 1990 |
| 4942005 |
Method of making a shaped polyester article |
Jul. 17, 1990 |
| 4925602 |
Method for improving the crimping of polyolefin filter tow |
May. 15, 1990 |
| 4921652 |
Process for producing a porous film |
May. 1, 1990 |
| 4921653 |
Method of forming a porous polyolefin film |
May. 1, 1990 |
| 4919996 |
Films and tapes |
Apr. 24, 1990 |
| 4876051 |
Apparatus and method for extruding and expanding polytetrafluoroethylene tubing and the products produced thereby |
Oct. 24, 1989 |
| 4842794 |
Method of making apertured films and net like fabrics |
Jun. 27, 1989 |
| 4832886 |
Abrasion process for the manufacture of microporous film |
May. 23, 1989 |
| 4814131 |
Process for producing a shaped article, such as fiber composed of a hydrophobic polymer and a hydrophilic polymer |
Mar. 21, 1989 |
| 4814124 |
Preparation of gas permeable porous film |
Mar. 21, 1989 |
| 4806300 |
Method for softening a nonwoven web |
Feb. 21, 1989 |
| 4766036 |
Process for producing porous fibers from orientable olefin polymers having cation-containing, pendent reactive side-groups and the resultant product |
Aug. 23, 1988 |
| 4762657 |
Formation of porous membranes by mechanical deformation |
Aug. 9, 1988 |
| 4732723 |
Method of producing a net |
Mar. 22, 1988 |
| 4717520 |
Process for the netlike opening of fibrilled films |
Jan. 5, 1988 |
| 4642038 |
Continuous in situ fiberization substrate material mechanism |
Feb. 10, 1987 |
| 4619724 |
Method for producing fabric and garments |
Oct. 28, 1986 |
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