Title:
FILM FOR A TYRE INNER LINER AND A PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2011/122876
Kind Code:
A2
Abstract:
The present invention relates to a film for a tyre inner liner which has a thickness of between 30 and 300 μm and comprises a copolymer comprising: a polyamide-based segment; and a polyether-based segment constituting between 5 and 50 percent by weight with respect to the total weight of the film. The present invention also relates to a production method for film for a tyre inner liner, comprising: a step of forming a copolymer by carrying out a polymerisation reaction between: a polyamide-based resin or a precursor thereof; and a polyether-based resin constituting between 5 and 50 percent by weight with respect to the total weight of the film; and a step of forming a film by melting and extruding the copolymer.
Inventors:
CHUNG IL (KR)
JEON OK-HWA (KR)
LEE SANG-MOK (KR)
KIM GI-WOONG (KR)
JEON OK-HWA (KR)
LEE SANG-MOK (KR)
KIM GI-WOONG (KR)
Application Number:
PCT/KR2011/002229
Publication Date:
October 06, 2011
Filing Date:
March 31, 2011
Export Citation:
Assignee:
KOLON INC (KR)
CHUNG IL (KR)
JEON OK-HWA (KR)
LEE SANG-MOK (KR)
KIM GI-WOONG (KR)
CHUNG IL (KR)
JEON OK-HWA (KR)
LEE SANG-MOK (KR)
KIM GI-WOONG (KR)
International Classes:
C08J5/18; B29D30/30; B60C5/14; C08G69/40; C08L77/00
Foreign References:
| KR20090086024A | 2009-08-10 | |||
| KR20050069479A | 2005-07-05 | |||
| JPH07173282A | 1995-07-11 | |||
| US4963311A | 1990-10-16 | |||
| JPS63218733A | 1988-09-12 |
Other References:
None
See also references of EP 2554575A4
See also references of EP 2554575A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (649-10 Yoksam-dong, Kangnam-ku, Seoul 135-080, KR)
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Claims:
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