Claims
- 1. An isocyanate modified ester diol alkoxylate comprising the reaction product of (A) an ester diol alkoxylate of the general formula: ##STR15## wherein m is an integer having a value of from 2 to 4, n is an integer having a value of from 1 to 5, x and y are integers each having a value of from 1 to 20 and R is an alkyl group having from 1 to 8 carbon atoms; and (B) from 0.025 to 0.9 isocyanato equivalent per hydroxyl equivalent of a polyisocyanate.
- 2. An isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein m has a value of 2 to 3, n has a value of 1 to 3, x and y each have value of from 1 to 10 and R is an alkyl group having from 1 to 3 carbon atoms.
- 3. An isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein n has a value of 1 and R is a methyl group and wherein the isocyanato is 3-isocyanatomethyl-3,3,5-trimethylcyclohexylisocyanate.
- 4. An isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein isocyanato is 3-isocyanatomethyl-3,3,5-trimethylcyclohexylisocyanate.
- 5. An isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein from 0.04 to 0.5 isocyanato equivalent per hydroxyl equivalent is initially charged and reacted.
- 6. An isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein from 0.04 to 0.25 isocyanato equivalent per hydroxyl equivalent is initially charged and reacted.
- 7. an isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein in said Component (A) m has a value of 2, n has a value of 1, x plus y have an average value of 4 and R is methyl, and said Component (B) is 3-isocyanatomethyl-3,3,5-trimethylcyclohexylisocyanate.
- 8. An isocyanate modified ester diol alkoxylate as claimed in claim 1, wherein in said Component (A) m has a value of 3, n has a value of 1, x plus y have an average value of 4 and R is methyl, and said Component (B) is 3-isocyanatomethyl-3,3,5-trimethylcyclohexylisocyanate.
- 9. An isocyanate modified ester diol alkoxylate as claimed in claim 7, wherein the average value of x plus y is 2.
- 10. An isocyanate modified ester diol alkoxylate as claimed in claim 7, wherein the average value of x plus y is 6.
- 11. An isocyanate modified ester diol alkoxylate as claimed in claim 7, wherein the average value of x plus y is 10.
- 12. A high solids composition comprising an isocyanate modified ester diol alkoxylate as claimed in claim 1 and additionally containing from 25 to 200 weight percent thereof of a crosslinking agent.
- 13. A high solids composition as claimed in claim 12, wherein said crosslinking agent is hexamethoxymethylmelamine.
- 14. A high solids composition as claimed in claim 12, wherein a low molecular weight polyol having from 2 to 6 hydroxyl groups and a molecular weight of from 62 to 1,000 is additionally present.
- 15. A high solids composition as claimed in claim 12, wherein a polycaprolactone polyol is additionally present.
- 16. An isocyanate modified ester diol alkoxylate as claimed in claim 1, said alkoxylate capped with from 0.1 to 1 anhydride equivalent per hydroxyl equivalent initially charged with an intramolecular anhydride of a polycarboxylic acid.
- 17. A high solids composition comprising an anhydride capped isocyanate modified ester diol alkoxylate as claimed in claim 16 and from 25 to 200 weight percent thereof of a crosslinking agent.
- 18. A high solids composition as claimed in claim 17, wherein said crosslinking agent is hexamethoxymethylmelamine.
- 19. A high solids composition as claimed in claim 17, wherein a low molecular weight polyol having from 2 to 6 hydroxyl groups and a molecular weight of from 62 to 1,000 is additionally present.
- 20. A high solids composition as claimed in claim 17, wherein a polycaprolactone polyol is additionally present.
Parent Case Info
This application is a division of Ser. No. 837,720, filed Sept. 29, 1977.
US Referenced Citations (4)
Number |
Name |
Date |
Kind |
3169945 |
Hostettler et al. |
Feb 1965 |
|
3320336 |
Duke et al. |
May 1967 |
|
3645984 |
Dowbenko et al. |
Feb 1972 |
|
3989662 |
Schmitt et al. |
Nov 1976 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
837720 |
Sep 1977 |
|