Storage-stable compositions comprising soil release polymers

Patent metadata

Field	Value
Publication number	US-10087400-B2
Application number	US-201515324143-A
Country	US
Kind code	B2
Filing date	Jul 6, 2015
Priority date	Jul 9, 2014
Publication date	Oct 2, 2018
Grant date	Oct 2, 2018

Abstract

The compositions may advantageously be used in laundry detergent and fabric care products.

First claim

The invention claimed is:

1. A composition comprising
A) 45 to 55% by weight of at least one polyester according to the following formula (I)

wherein
R 1 and R 2 independently of one another are X—(OC 2 H 4 ) n —(OC 3 H 6 ) m wherein X is C 1-4 alkyl, the —(OC 2 H 4 ) group and the —(OC 3 H 6 ) group are arranged blockwise and the block consisting of the —(OC 3 H 6 ) group is bound to a COO group or are HO—(C 3 H 6 ),
n is based on a molar average and is a number of from 12 to 120,
m is based on a molar average and is a number of from 1 to 10, and
a is based on a molar average and is a number of from 4 to 9 and
B) 10 to 30% by weight of at least one alcohol selected from the group consisting of ethylene glycol, 1,2-propylene glycol, 1,3-propylene glycol, 1,2-butylene glycol, 1,3-butylene glycol, 1,4-butylene glycol and butyl glycol, and
C) 24 to 42% by weight of water,

the amounts in each case being based on the total weight of the composition.

2. The composition according to claim 1 , wherein in the at least one polyester of component A) according to formula (I)
R 1 and R 2 independently of one another are H 3 C—(OC 2 H 4 ) n —(OC 3 H 6 ) m wherein the —(OC 2 H 4 ) group and the —(OC 3 H 6 ) group are arranged blockwise and the block consisting of the —(OC 3 H 6 ) group is bound to a COO group or are HO—(C 3 H 6 ),
n is based on a molar average and is a number of from 40 to 50,
m is based on a molar average and is a number of from 1 to 7, and
a is based on a molar average and is a number of from 4 to 9.

3. The composition according to claim 1 , wherein in the at least one polyester of component A) according to formula (I), a is based on a molar average and is a number of from 5 to 8.

4. The composition according to claim 3 , wherein in the at least one polyester of component A) according to formula (I), a is based on a molar average and is a number of from 6 to 7.

5. The composition according to claim 1 , wherein in the at least one polyester of component A) according to formula (I), m is based on a molar average and is a number of from 2 to 5.

6. The composition according to claim 1 , wherein in the at least one polyester of component A) according to formula (I), n is based on a molar average and is a number of from 43 to 47.

7. The composition according to claim 6 , wherein in the at least one polyester of component A) according to formula (I), n is based on a molar average and is a number of from 44 to 46.

8. The composition according to claim 7 , wherein in the at least one polyester of component A) according to formula (I), n based on a molar average is 45.

9. The composition according to claim 1 , wherein in the at least one polyester of component A) according to formula (I),
R 1 and R 2 independently of one another are H 3 C—(OC 2 H 4 ) n —(OC 3 H 6 ) m wherein the —(OC 2 H 4 ) group and the —(OC 3 H 6 ) group are arranged blockwise and the block consisting of the —(OC 3 H 6 ) group is bound to a COO group,
n is based on a molar average and is a number of from 44 to 46,
m is based on a molar average and is 2, and
a is based on a molar average and is a number of from 5 to 8.

10. The composition according to claim 9 , wherein in the at least one polyester of component A) according to formula (I), n is based on a molar average and is 45, and a is based on a molar average and is a number of from 6 to 7.

11. The composition according to claim 1 , wherein in the at least one polyester of component A) according to formula (I),
R 1 and R 2 independently of one another are H 3 C—(OC 2 H 4 ) n —(OC 3 H 6 ) m wherein the —(OC 2 H 4 ) group and the —(OC 3 H 6 ) group are arranged blockwise and the block consisting of the —(OC 3 H 6 ) group is bound to a COO group,
n is based on a molar average and is a number of from 44 to 46,
m is based on a molar average and is 5, and
a is based on a molar average and is a number of from 5 to 8.

12. The composition according to claim 11 , wherein in the at least one polyester of component A) according to formula (I) n is based on a molar average and is 45, and a is based on a molar average and is a number of from 6 to 7.

13. The composition according to claim 1 , wherein in the at least one alcohol of component B) is selected from the group consisting of 1,2-propylene glycol, 1,3-propylene glycol and butyl glycol.

14. The composition according to claim 13 , wherein the alcohol of component B) is 1,2-propylene glycol.

15. The composition according to claim 1 , comprising
from 45 to 55% by weight of the at least one polyester of component A),
from 15 to 25% by weight of the at least one alcohol of component B), and
from 24 to 40% by weight of water of component C),

the amounts in each case being based on the total weight of the composition.

16. The composition according to claim 1 , further comprising at least one additive (component D).

17. The composition according to claim 16 , wherein the at least one additive of component D) is selected from the group consisting of sequestering agents, complexing agents, polymers different from the at least one polyester of component A) and surfactants.

18. The composition according to claim 16 , wherein the at least one additive of component D) is present in the composition in an amount of up to 10% by weight based on the total weight of the composition.

19. The composition according to claim 16 , wherein the at least one additive of component D) is present in the composition in an amount of from 0.1 to 10% by weight being based on the total weight of the composition.

20. The composition according to claim 16 , wherein the at least one additive of component D) is present in the composition in an amount of from 0.5 to 5% by weight based on the total weight of the composition.

21. The composition according to claim 1 , consisting of the at least one polyester of component A), the at least one alcohol of component B), and water of component C).

22. The composition according to claim 1 , wherein the viscosity of the composition, measured at 25° C., is of from 200 to 5 000 mPa·s.

23. The composition according to claim 22 , wherein the viscosity of the composition, measured at 25° C., is of from 500 to 2 000 mPa·s.

Assignees

• Clariant Int Ltd

Inventors

• Klug Peter
• Naumann Peter
• Cohrs Carsten
• Peerlings Henricus

Classifications

• C11D3/2068

  Ethers · CPC title

• C11D3/2044

  linear · CPC title

• C11D3/0036 Primary

  Soil deposition preventing compositions; Antiredeposition agents · CPC title

• C11D11/0017

  Chemistry & Metallurgy · mapped topic

• C11D3/3715

  Polyesters or polycarbonates · CPC title