Patent ID: 6184332
Filing Date: 2001-02-06
Classification: C08G,C09D

Abstract:
A polyesterpolyol having hydroxyl numbers of from 75 to 300, acid numbers of from 5 to 30 and stochiometrically calculated molecular masses of from 600 to 15,000, synthesized from the reaction products ofa) from 5 to 50 mol-% of neopentyl glycol,b) from 5 to 45 mol-% of trimethylolpropane,c) from 20 to 51.5 mol-% of hexahydrophthalic acid and/or its anhydride,d) from 0.5 to 32 mol-% of phthalic acid and/or its anhydride,e) from 0 to 18 mol-% of other alkanediols selected from a member of the group consisting of 1,2-, 1,3-, 1,4-butanediol, 1,5-pentanediol, 1,6-hexanediol, cyclohexane-1,4-dimethanol, neopentyl glycol hydroxypivalate, cyclohexanediol, trimethylpentanediol, ethylbutylpropanediol, ethylene glycol, diethylene glycol, triethylene glycol, 1,2-propanediol, dipropylene glycol, and mixtures thereof,f) from 0 to 18 mol-% of other dicarboxylic acids and/or hydroxydicarboxylic acids and/or the anhydride thereof, selected from a member of the group consisting of 5-hydroxyisophthalic acid, isophthalic acid, terephthalic acid, tetrachlorophthalic acid, tetrabromophthalic acid, tetrahydrophthalic acid, 1,2-cyclohexanedicarboxylic acid, 1,4-cyclohexanedicarboxylic acid, 4-methylhexahydrophthalic acid, endomethylenetetrahydrophthalic acid, tricyclodecanedicarboxylic acid, endoethylenehexahydrophthalic acid, camphoric acid (1,2,2-trimethylcyclopentane-1,3-dicarboxylic acid), adipic acid, succinic acid, azelaic acid, sebacic acid, glutaric acid, and mixtures thereof,g) from 0 to 16 mole-% of monocarboxylic acids and/or hydroxycarboxylic acids selected from a member of the group consisting of benzoic acid, p-tert-butylbenzoic acid, lauric acid, isononanoic acid, 2,2-dimethylpropionic acid, 2-ethylhexanoic acid, caproic acid, caprylic acid, capric acid, Versatic acid, hexahydrobenzoic acid, hydroxypivalic acid, 2-,3-hydroxy-4-methylbenzoic acid, 2-,3-,4-hydroxybenzoic acid, 2-hydroxy-2-phenylpropionic acid, and mixtures thereof,h) from 0 to 14 mol-% of aliphatic and/or cycloaliphatic monoalcohols, the monoalcohols possessing 4 to 18 C atoms,the molar percentages stated under a), b), c), and d), and if appropriate e), f), g), and h), in each case adding up to 100 mol-%.