RUBBER MIXTURE FOR SIDEWALLS, METHOD OF PREPARING SAID MIXTURE AND PNEUMATIC TYRE Russian patent published in 2010 - IPC B60C1/00 B60C13/00 C08K3/36 C08L7/00 C08L15/00

Abstract RU 2394692 C2

FIELD: chemistry.

SUBSTANCE: invention relates to preparation of a rubber mixture used to make sidewalls of pneumatic tyres. The mixture contains 100 pts. wt of a first rubber component consisting of 30-70 wt % natural rubber and 70-30 wt % epoxy natural rubber, 20-60 pts. wt silicon dioxide, 3-60 pts. wt of a second rubber component consisting of liquid rubber, and a curing agent.

EFFECT: mixture has excellent durability and crack resistance, as well as higher content of raw materials which are not derived from oil.

6 cl, 1 dwg, 1 tbl, 11 ex

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RU 2 394 692 C2

Authors

Imoto Jodzhi

Uesaka Kenichi

Dates

2010-07-20—Published

2008-06-27—Filed