Polyester-polyurethane composition and use thereof

Details Polyester-polyurethane composition and use thereof Polyester-polyurethane composition and use thereof

G - Physics

11

B

31/202, 400/3012

G11B 5/702 (2006.01) C08G 18/66 (2006.01) C08K 3/22 (2006.01) C08L 75/06 (2006.01) G11B 5/706 (2006.01)

Patent

CA 1274642

POLYESTER-POLYURETHANE COMPOSITION AND USE THEREOF ABSTRACT A composition containing CrO2 and a polyester-polyurethane wherein the chain extender contains a mixture of 1,4-butanediol and 1,6-hexanediol; and use thereof, especially in magnetic recording media.

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