Ester-terminated poly(ester-amides) in personal care products
View Patent ↗A resin composition is prepared by reacting components comprising dibasic acid, diamine, polyol and monoalcohol, wherein (a) at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid; (b) at least 50 equivalent percent of the diamine comprises ethylene diamine; (c) 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and (d) no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol. This resin composition may be formulated into, for example, personal care products, fragrance releasing products and candles.
1. A personal care product comprising a resin composition prepared by reacting components comprising dibasic acid, diamine, polyol and monoalcohol, wherein
(a) at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid;
(b) at least 50 equivalent percent of the diamine comprises ethylene diamine;
(c) 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and
(d) no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
2. A personal care product comprising a resin composition prepared by reacting components consisting essentially of dibasic acid, diamine, polyol and monoalcohol, wherein
(a) at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid;
(b) at least 50 equivalent percent of the diamine comprises ethylene diamine;
(c) 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and
(d) no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
3. The product of claim 1 wherein polymerized fatty acid constitutes at least 75 equivalent percent of the acid equivalents of the dibasic acid.
4. The product of claim 1 wherein polymerized fatty acid constitutes at least 90 equivalent percent of the acid equivalents of dibasic acid.
5. The product of claim 2 wherein polymerized fatty acid constitutes at least 90 equivalent percent of the acid equivalents of dibasic acid.
6. The resin composition of claim 1 wherein ethylene dianiine constitutes at least 75 equivalent percent of the amine equivalents from diamine.
7. The product of claim 1 wherein polymerized fatty acid constitutes at least 75 equivalent percent of the acid equivalents of the dibasic acid, and ethylene diamine constitutes at least 75 equivalent percent of the amine equivalents of diamine.
8. The product of claim 2 wherein polymerized fatty acid constitutes at least 75 equivalent percent of the acid equivalents of the dibasic acid, and ethylene diamine constitutes at least 75 equivalent percent of the amine equivalents of the amine.
9. The product of claim 1 wherein the monoalcohol reactant comprises an alcohol of the formula R 3 —OH and R 3 is a hydrocarbon.
10. The product of claim 9 wherein R 3 is a C 10 -C 30 hydrocarbon.
11. The product of claim 9 wherein R 3 is a C 30 -C 70 hydrocarbon.
12. The product of claim 1 wherein the monoalcohol is of the formula R 3 —OH and R 1 is an alkyl or aralkyl group.
13. The resin of claim 1 wherein the monoalcohol is selected from decanol, tetradecanol, hexadecanol, octadecanol (stearyl alcohol), behenyl alcohol and linear wax alcohols having about 22-70 carbons.
14. The product of claim 1 wherein the polyol is of the formula R 4 (OH) n wherein R 4 is an n-valent organic group.
15. The product of claim 14 wherein R 4 is a C 2 -C 20 organic group without hydroxyl substitution.
16. The product of claim 14 wherein R 4 is a hydrocarbon.
17. The product of claim 14 wherein n is selected from 2, 3, 4, 5 and 6.
18. The product of claim 14 wherein the polyol is selected from ethylene glycol, propylene glycol, butylene glycol, glycerol, trimethylolpropane, pentaerythritol, neopentyl glycol, tris(hydroxylmethyl)methanol, di-pentaerythritol, and tri-pentaerthyritol.
19. The product of claim 14 wherein the amine equivalents from diamine equal 0.3 to 0.75 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
20. The product of claim 14 wherein the hydroxyl equivalents from polyol equal 0.05 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
21. The product of claim 14 wherein the hydroxyl equivalents from monoalcohol equal 0.20 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
22. The product of claim 14 wherein the amine equivalents from diamine equal 0.30 to 0.75 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; the hydroxyl equivalents from polyol equal 0.05 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; and the hydroxyl equivalents from monoalcohol equal 0.20 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
23. The product of claim 2 wherein the amine equivalents from diamine equal 0.30 to 0.75 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; the hydroxyl equivalents from polyol equal 0.05 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; and the hydroxyl equivalents from monoalcohol equal 0.20 to 0.50 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
24. The product of claim 1 wherein the dibasic acid reactant comprises co-diacid selected from 1,4-cyclohexane dicarboxylic acid, isophthalic acid, adipic acid, azeleic acid, sebacic acid, and dodecandioic acid.
25. The product of claim 1 wherein the diamine reactant comprises co-diamine selected from 1,6-hexanediamine, xylenediamine, 1,2-propanediamine, 2-methylpentamethylenediamine, and 1,12-dodecanediamine.
26. The product of claim 1 wherein polymerized fatty acid constitutes at least 75 equivalent percent of the acid equivalents of the dibasic acid, ethylene diamine constitutes at least 75 equivalent percent of the amine equivalents of the amine; the amine equivalents from diamine equals 0.30 to 0.75 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; the hydroxyl equivalents from polyol equals 0.05 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; and the hydroxyl equivalents from monoalcohol equals 0.20 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
27. The product of claim 2 wherein polymerized fatty acid constitutes at least 75 equivalent percent of the acid equivalents of the dibasic acid, ethylene diamine constitutes at least 75 equivalent percent of the amine equivalents of the amine; the amine equivalents from diamine equals 0.30 to 0.75 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; the hydroxyl equivalents from polyol equals 0.05 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol; and the hydroxyl equivalents from monoalcohol equals 0.20 to 0.45 of the total amine and hydroxyl equivalents provided by diamine, polyol and monoalcohol.
28. A personal care composition comprising (a) a resin composition prepared by reacting together components comprising dibasic acid, diamine, polyol and monoalcohol, wherein at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid; and at least 50 equivalent percent of the diamine comprises ethylene diamine; and (b) hydrocarbon.
29. The composition of claim 28 wherein 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
30. The composition of claim 28 wherein the hydrocarbon is mineral oil.
31. The composition of claim 28 which is transparent.
32. A personal care composition comprising (a) a resin composition prepared by reacting together components comprising dibasic acid, diamine, polyol and monoalcohol, wherein at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid; and at least 50 equivalent percent of the diamine is ethylene diamine; and
(b) an ester compound comprising the chemical group —O—C(═O)—.
33. The composition of claim 32 wherein 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
34. The composition of claim 32 wherein the ester compound has the formula R 3 —O—C(═O)—R 4 wherein R 3 and R 4 are hydrocarbons.
35. The composition of claim 32 which is transparent.
36. A personal care composition comprising (a) a resin composition prepared by reacting together components comprising dibasic acid, diamine, polyol and monoalcohol, wherein at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid; and at least 50 equivalent percent of the diamine is ethylene diamine; and (b) a polyester compound.
37. The composition of claim 36 wherein 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
38. A personal care composition, the composition comprising a resin composition prepared by a method comprising reacting w equivalents of hydroxyl from polyol or a reactive equivalent thereof, x equivalents of carboxylic acid from diacid or a reactive equivalent thereof, y equivalents of amine from diamine, and z equivalents of hydroxyl from monoalcohol or a reactive equivalent thereof under reactions conditions to provide a resin composition having an acid number of less than 20 and an amine number of less than 20, wherein at least about 50% of the carboxylic acid equivalents are from polymerized fatty acid, at least about 50% of the amine equivalents are from ethylene diamine, and monoalcohol is substantially the only monofunctional reactant used to form the resin.
39. The composition of claim 38 wherein w/(w+y+z) is within the range of about 0.05 to 0.45; y/(w+y+z) is within the range of about 0.25 to 0.75; and z/(w+y+z) is within the range of 0.20 to 0.50.
40. The composition of claim 38 wherein 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
41. The composition of claim 38 wherein the resin composition has a softening point within the range of 40 to 150° C.
42. The personal care product of claim 1 further comprising at least one cosmetically active ingredient.
43. The personal care product of claim 42 in the form of a lipstick or lip pencil.
44. The personal care product of claim 1 further comprising at least one dermatologically active ingredient.
45. The personal care product of claim 44 in the form of a deodorant stick.
46. A controlled release composition comprising a volatile component and a resin composition prepared by reacting components comprising dibasic acid, diamine, polyol and monoalcohol, wherein
(a) at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid;
(b) at least 50 equivalent percent of the diamine comprises ethylene diamine;
(c) 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and
(d) no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol.
47. A candle comprising a wick and a resin composition prepared by reacting components comprising dibasic acid, diamine, polyol and monoalcohol, wherein
(a) at least 50 equivalent percent of the dibasic acid comprises polymerized fatty acid;
(b) at least 50 equivalent percent of the diamine comprises ethylene diamine;
(c) 10-60 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by monoalcohol; and
(d) no more than 50 equivalent percent of the total of the hydroxyl and amine equivalents provided by diamine, polyol and monoalcohol are provided by polyol; the candle further comprising a solvent that is gelled by the resin.
48. The candle according to claim 47 , wherein the candle comprises icons.
49. The candle according to claim 48 wherein a second gelled phase is present adjacent to the resin and solvent that is gelled by the resin.
50. The candle according to claim 49 wherein the second gelled phase is transparent.
51. The candle according to claim 47 comprising hydrocarbon, where the hydrocarbon and the resin form a gel.
52. The candle according to claim 51 further comprising a fragrance material.
53. The candle according to claim 52 further comprising an ester-containing chemical.