Polyester polyols and their use as anchoring agents for...

C - Chemistry – Metallurgy – 07 – C

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C07C 69/76 (2006.01) C08G 18/42 (2006.01) C08G 63/12 (2006.01) C08G 63/20 (2006.01) C08K 5/11 (2006.01) C08L 67/00 (2006.01) C08L 101/00 (2006.01) C09D 127/06 (2006.01) C08L 67/02 (2006.01)

Patent

CA 2067966

NEW POLYESTER POLYOLS AND THEIR USE AS ANCHORING AGENTS FOR POLYMER SYSTEMS AND AS POLYMERIC PLASTICIZERS A b s t r a c t The new polyester polyols, which have an acid value below 10, a hydroxyl value of 50 to 200, a hydroxyl func- tionality above 2 and a number average molecular weight MN of 800 to 5,000 and which are liquid at 23°C or are homo- geneously soluble in di-2-ethylhexyl phthalate in a con- centration of at least 70% by weight, the viscosity of the 70% solution being from 1 to 35 Pa.s, are used as anchoring agents for polymer systems and as polymeric plasticizers. Le A 27 638 - Foreign Countries

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