Butadiene polymers having terminal functional groups

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United States of America Patent

PATENT NO 5405911
SERIAL NO

08306552

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Hydrogenated butadiene polymers having terminal functional groups have minimum viscosity at any molecular weight when the 1,2-addition is between 30% and 70% Hydrogenated butadiene polymers having about two terminal hydroxyl groups per molecule have surprisingly lower viscosities at 30% to 70% 1,2-addition than similar polymers having either higher or lower amounts of 1,2-addition. The polymers are useful in making coatings, sealants, binders, and block copolymers with polyesters, polyamides, and polycarbonates.

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Patent Owner(s)

Patent OwnerAddress
KRATON POLYMERS U S LLC16400 PARK ROW HOUSTON TX 77084

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goodwin, Daniel E Katy, TX 11 240
Handlin, Jr Dale L Houston, TX 35 792
Modic, Michael J Richmond, TX 21 392
St, Clair David J Houston, TX 61 1294
Stevens, Craig A Houston, TX 14 203
Wilkey, John D Houston, TX 17 235
Willis, Carl L Houston, TX 102 1681

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