| PATENT ASSIGNEE'S COUNTRY | Japan |
| UPDATE | 02.00 |
| PATENT ASSIGNEE | Yoshino Kasei |
| PATENT CLAIMS |
Process for mfg functional polyolefin film - Molding tubular film from compn consisting of polyolefin resin (100 parts) & inorganic filler (20-300 part) having av diam. 0.1-20 micro.m - Treat outer surface of tubular film with corona discharge at an application power of 50-3000 W/square.m/min, & at a separate time, treat. the inner surface with corona discharge at a higher application power thereby making at least one physical property value of film selected from: tearing strength, strength of rupture, elongation at rupture & shock strength has rel. value < 70 after corona discharge application compared with 100 before |
| PATENT PHOTOCOPY | Available on request |
|
Want more information ? Interested in the hidden information ? Click here and do your request. |