Detergent composition for textile products

Patent metadata

Field	Value
Publication number	US-11053456-B2
Application number	US-201716303478-A
Country	US
Kind code	B2
Filing date	May 30, 2017
Priority date	May 31, 2016
Publication date	Jul 6, 2021
Grant date	Jul 6, 2021

Abstract

The present invention relates to a detergent composition for textile products containing the following component (A) and component (B):component (A): an internal olefin sulfonate having 15 or more and 24 or less carbon atoms and including an internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher, andcomponent (B): a nonionic surfactant having an HLB of more than 10.5 and 19 or less.

First claim

The invention claimed is:

1. A detergent composition for textile products comprising the following component (A) and component (B):
component (A): an internal olefin sulfonate having 15 or more and 24 or less carbon atoms and including an internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher, and
component (B): a nonionic surfactant having an HLB of more than 10.5 and 19 or less,
wherein the content of the internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher in component (A) is 29.9% by mass or more, and
wherein a mass ratio (B)/(A) of the component (B) to the component (A) is 0.05 or more and 9 or less.

2. The detergent composition for textile products according to claim 1 , wherein the component (B) is a nonionic surfactant containing a polyoxyethylene group and having an HLB of more than 10.5 and 19 or less.

3. The detergent composition for textile products according to claim 1 , wherein the component (B) is a nonionic surfactant having an HLB of more than 10.5 and 19 or less and represented by the following general formula (b1):
R 1 (CO) m O-(A 1 O) n —R 2   (b1)

wherein R 1 is an aliphatic hydrocarbon group having 9 or more and 18 or less carbon atoms, R 2 is a hydrogen atom or a methyl group, CO is a carbonyl group, m is 0 or 1, A 1 O group is one or more groups selected from an ethyleneoxy group and a propyleneoxy group, and n is an average number of added moles and is 6 or more and 50 or less.

4. The detergent composition for textile products according to claim 3 , wherein in the general formula (b1), the A 1 O group is a group containing an ethyleneoxy group.

5. The detergent composition for textile products according to claim 1 , wherein the component (A) is an internal olefin sulfonate having 15 or more and 24 or less carbon atoms and including 29.9% by mass or more and 60% by mass or less of an internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher.

6. The detergent composition for textile products according to claim 1 , wherein the component (A) is one or more selected from the following component (a1) and component (a2), wherein a mass ratio (a2)/(a1) of the component (a2) to the component (a1) is 0 or more and 1 or less:
component (a1): an internal olefin sulfonate having 15 or more and 16 or less carbon atoms and including an internal olefin sulfonate having 15 or more and 16 or less carbon atoms with the sulfonate group at position 5 or higher, and
component (a2): an internal olefin sulfonate having 17 or more and 24 or less carbon atoms and including an internal olefin sulfonate having 17 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher.

7. The detergent composition for textile products according to claim 1 , wherein a total of the content of the component (A) and the content of the component (B) in all surfactants in the detergent composition for textile products is 60% by mass or more and 100% by mass or less.

8. The detergent composition for textile products according to claim 1 , further comprising water.

9. The detergent composition for textile products according to claim 1 , wherein a total of the content of the component (A) and the content of the component (B) in the detergent composition for textile products is 4% by mass or more and 60% by mass or less.

10. A method for washing textile products with a detergent liquid comprising the following component (A) and component (B), and water, wherein a hardness of the detergent liquid is more than 0° dH:
component (A): an internal olefin sulfonate having 15 or more and 24 or less carbon atoms and including an internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher,
component (B): a nonionic surfactant having an HLB of more than 10.5 and 19 or less,
wherein the content of the internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher in component (A) is 29.9% by mass or more, and
wherein in the detergent liquid, a mass ratio (B)/(A) of the component (B) to the component (A) is 0.05 or more and 9 or less.

11. The method for washing textile products according to claim 10 , wherein the component (B) is a nonionic surfactant containing a polyoxyethylene group and having an HLB of more than 10.5 and 19 or less.

12. The method for washing textile products according to claim 10 , wherein the component (B) is a nonionic surfactant having an HLB of more than 10.5 and 19 or less and represented by the following general formula (b1):
R 1 (CO) m O-(A 1 O) n —R 2   (b1)

wherein R 1 is an aliphatic hydrocarbon group having 9 or more and 18 or less carbon atoms, R 2 is a hydrogen atom or a methyl group, CO is a carbonyl group, m is 0 or 1, A 1 O group is one or more groups selected from an ethyleneoxy group and a propyleneoxy group, and n is an average number of added moles and is 6 or more and 50 or less.

13. The method for washing textile products according to claim 12 , wherein in the general formula (b1), the A 1 O group is a group containing an ethyleneoxy group.

14. The method for washing textile products according to claim 10 , wherein the component (A) is an internal olefin sulfonate having 15 or more and 24 or less carbon atoms and including 29.9 by mass or more and 60% by mass or less of an internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher.

15. The method for washing textile products according to claim 10 , wherein the content of the internal olefin sulfonate having 15 or more and 24 or less carbon atoms with the sulfonate group at position 2 or higher in the component (A) is 10% by mass or more and 60% by mass or less.

16. The method for washing textile products according to claim 10 , wherein the component (A) is one or more selected from the following component (a1) and component (a2), and a mass ratio (a2)/(a1) of the component (a2) to the component (a1) in the detergent liquid is 0 or more and 1 or less:
component (a1): an internal olefin sulfonate having 15 or more and 16 or less carbon atoms and including an internal olefin sulfonate having 15 or more and 16 or less carbon atoms with the sulfonate group at position 5 or higher, and
component (a2): an internal olefin sulfonate having 17 or more and 24 or less carbon atoms and including an internal olefin sulfonate having 17 or more and 24 or less carbon atoms with the sulfonate group at position 5 or higher.

17. The method for washing textile products according to claim 10 , wherein a total of the content of the component (A) and the content of the component (B) in all surfactants in the detergent liquid is 60% by mass or more and 100% by mass or less.

18. The method for washing textile products according to claim 10 , wherein the hardness of the detergent liquid is, by German hardness, 0.5° dH or more and 20° dH or less.

19. The method for washing textile products according to claim 10 , wherein the content of the component (A) in the detergent liquid is 0.005% by mass or more and 1.0% by mass or less, and the content of the component (B) in the detergent liquid is 0.001% by mass or more and 5.0% by mass or less.

20. A method for producing a detergent composition for textile products, comprising mixing the following component (A) and component

Assignees

• Kao Corp

Inventors

• Ozaki Takanori
• TAWA Kosuke
• Tase Yuichiro

Classifications

• C11D17/0008

  aqueous liquid non soap compositions (C11D3/0015, C11D3/3947, C11D3/3956 take precedence) · CPC title

• C11D1/143

  Sulfonic acid esters · CPC title

• C11D1/14 Primary

  derived from aliphatic hydrocarbons or mono-alcohols · CPC title

• C11D1/72

  Ethers of polyoxyalkylene glycols · CPC title

• C11D1/83

  Mixtures of non-ionic with anionic compounds · CPC title