Title:
PNEUMATIC TIRE AND LAMINATE
Document Type and Number:
WIPO Patent Application WO/2011/155547
Kind Code:
A1
Abstract:
Disclosed is a pneumatic tire comprising, as an inner liner material, a laminate of a rubber composition layer and a film formed from a thermoplastic resin or a thermoplastic elastomer composition, wherein the adhesive strength between the film and the rubber composition layer is improved. The rubber composition comprises a rubber component, a condensate of formaldehyde and a compound represented by formula (1) (where R1, R2, R3, R4 and R5 are hydrogen, a hydroxyl group, or a C1-8 alkyl group), a methylene donor, and a vulcanizing agent. The amount of the condensate added is 0.5 to 20 parts by mass per 100 parts by mass of the rubber component, the amount of the methylene donor added is 0.25 to 200 parts by mass per 100 parts by mass of the rubber component, and the ratio of the amount of the added methylene donor against the amount of the added condensate is 0.5 to 10.
Inventors:
SHIBATA, Hirokazu (LTD. HIRATSUKA FACTORY 2-1, Oiwake, Hiratsuka-sh, Kanagawa 01, 〒2548601, JP)
Application Number:
JP2011/063186
Publication Date:
December 15, 2011
Filing Date:
June 02, 2011
Export Citation:
Assignee:
THE YOKOHAMA RUBBER CO., LTD. (36-11, Shimbashi 5-chome Minato-k, Tokyo 85, 〒1058685, JP)
横浜ゴム株式会社 (〒85 東京都港区新橋５丁目３６番１１号 Tokyo, 〒1058685, JP)
横浜ゴム株式会社 (〒85 東京都港区新橋５丁目３６番１１号 Tokyo, 〒1058685, JP)
International Classes:
B60C5/14; B32B25/08; C08K3/06; C08K5/13; C08K5/3477; C08K5/44; C08L9/00; C08L61/04
Attorney, Agent or Firm:
AOKI, Atsushi et al. (SEIWA PATENT & LAW, Toranomon 37 Mori Bldg. 5-1, Toranomon 3-chome, Minato-k, Tokyo 23, 〒1058423, JP)
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Claims: