Polyester polyols and a process for their production

Details Polyester polyols and a process for their production Polyester polyols and a process for their production

C - Chemistry, Metallurgy

07

C

402/315, 260/488

C07C 69/675 (2006.01) C08G 18/42 (2006.01) C08G 63/08 (2006.01) C08G 63/664 (2006.01) C09D 5/44 (2006.01)

Patent

CA 1232285

- 14 - POLYESTER POLYOLS BASED ON LACTONES ABSTRACT OF THE DISCLOSURE Described herein are polyester polyols having a molecular weight of less than about 3000 and produced from the ring opening reaction of a lactone with a polyfunctional initiator. These polyester polyols have increased reactivity with curing agents such as melamines, epoxides, and isocyanates. S P E C I F I C A T I O N

447723

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