Claims
- 1. A blend comprising
- (a) a member selected from the group consisting of 1,4-butanediol, ethylene glycol, and mixtures thereof, and
- (b) a polyester polyol having an hydroxyl number of from about 25 to about 130 and an acid number of 2 or less produced by reacting
- (i) from about 40 to about 60 parts by weight of adipic acid,
- (ii) from about 1 to about 20 parts by weight of ethylene glycol,
- (iii) from about 1 to about 30 parts by weight of 1,4-butanediol, and
- (iv) from about 5 to about 50 parts by weight of a polyoxyethylene glycol having a molecular weight of from 106 to 680,
- the total parts of (i), (ii), (iii), and (iv) being 100, the weight ratio of component (b) to component (a) being from 16:1 to 7:3.
- 2. The blend of claim 1 wherein said weight ratio is from 9:1 to 7:3.
- 3. The blend of claim 2 wherein said weight ratio is from 9:1 to 8:2.
- 4. The blend of claim 1 wherein said polyester polyol has an hydroxyl number of from about 35 to about 65.
- 5. The blend of claim 4, wherein component (a) is 1,4-butanediol.
Parent Case Info
This application is a division of application Ser. No. 520,665 filed Aug. 5, 1983 now U.S. Pat. No. 4,525,575.
US Referenced Citations (6)
Foreign Referenced Citations (1)
Number |
Date |
Country |
95116 |
Nov 1983 |
EPX |
Divisions (1)
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Number |
Date |
Country |
Parent |
520665 |
Aug 1983 |
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