Treatment agent for core wires for transmission belts, and core wire and method for producing same

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United States of America Patent

PATENT NO 11859078
SERIAL NO

17440271

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Abstract

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An aqueous treatment agent for preparing a cord by treating an untreated yarn for a power transmission belt includes at least a first aqueous treatment agent. The first aqueous treatment agent contains an epoxy resin (A), a polycarbonate polyol (B), and a blocked polyisocyanate (C). The epoxy resin (A) may contain a bisphenol type epoxy resin (A1). The polycarbonate polyol (B) may contain a polycarbonate diol (B1). The blocked polyisocyanate (C) may contain at least one blocked polyisocyanate selected from the group consisting of an aliphatic polyisocyanate or derivatives thereof and an aromatic polyisocyanate and having a dissociation temperature of 120° C. to 180° C.

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Patent Owner(s)

Patent OwnerAddress
MITSUBOSHI BELTING LTDKOBE-SHI HYOGO 653-0024

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tomoda, Takuya Hyogo, JP 17 105

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