Road paving method

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11708669
APP PUB NO 20200149226A1
SERIAL NO

16631087

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to a road paving method enabling one to provide an asphalt paving material layer in which both excellent stability and stress relaxation can be made compatible with each other, the method including

    Step 1: a step of mixing asphalt, a thermoplastic elastomer, a polyester, and an aggregate to obtain an asphalt mixture, andStep 2: a step of laying the asphalt mixture obtained in Step 1 on a road, thereby forming an asphalt paving material layer, whereinthe polyester has a softening point of 90° C. or higher and 140° C. or lower and a glass transition point of 40° C. or higher and 80° C. or lower, anda ratio of the polyester is more than 17 parts by mass and 50 parts by mass or less based on 100 parts by mass of the asphalt.

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Patent Owner(s)

Patent OwnerAddress
KAO CORPORATION14-10 NIHONBASHI KAYABACHO 1-CHOME CHUO-KU TOKYO 103-8210

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hashimoto, Ryoichi Iwade, JP 25 103
Iwamoto, Ryoji Wakayama, JP 4 10

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