SURFACE ACTIVE ADJUVANT

• US 20200131335A1
• Filed: 04/19/2018
• Published: 04/30/2020
• Est. Priority Date: 04/19/2017
• Status: Abandoned Application

• Current Assignee: Rhodia Operations (Solvac SA)
• Original Assignee: Rhodia Operations (Solvac SA)
• Inventors: TSURUMI, Tomoaki
• Application Number:
  US16/605,595
• Publication Number:
  US 20200131335A1
• Time in Patent Office: Days
• CPC Class Codes: C08K 5/06 Ethers; Acetals; Ketals; Ortho-esters
• CPC Class Codes: C08K 5/20 Carboxylic acid amides
• CPC Class Codes: C09D 11/023 Emulsion inks
• CPC Class Codes: C09D 11/03 characterised by features other than the chemical nature of the binder
• CPC Class Codes: C09K 23/00 Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
• CPC Class Codes: C09K 23/42 Ethers, e.g. polyglycol ethers of alcohols or phenols

Abstract

The present invention relates to an adjuvant comprising an amide compound and a non-ionic surfactant. The present invention further relates to an aqueous composition comprising said adjuvant and a latex polymer.

Claims

1. An aqueous composition comprising an adjuvant and a latex polymer, the adjuvant comprising (A) an amide compound, and (B) a non-ionic surfactant;

wherein the amide compound is represented by the general formula;

R₁—

(C═

O)—

N(R₂)(R₃) 

 

(I)

wherein R₁ represents a C₄-C₂₂, saturated or unsaturated, linear or branched, aliphatic hydrocarbon group,

R₂ and R₃ represent a hydrogen, or a C₁-C₄, saturated or unsaturated, linear or branched, aliphatic hydrocarbon group;

the non-ionic surfactant has an HLB value in the range of from 13 to 18.

2. The aqueous composition according to claim 1, wherein the latex polymer is derived from at least one acrylic monomer selected from the group consisting of acrylic acid, acrylic acid esters, methacrylic acid, and methacrylic acid esters.

3. The aqueous composition according to claim 1 or 2, wherein the aqueous composition further comprises a pigment.

4. The aqueous composition according to any one of claims 1 to 3, wherein the amide compound is represented by the general formula:

R₁—

(C═

O)—

N(R₂)(R₃) 

 

(II)

wherein R₁ represents a C₄-C₂₂, saturated or unsaturated, linear or branched, aliphatic hydrocarbon group;

R₂ and R₃ are methyl.

5. The aqueous composition according to any one of claims 1 to 4, wherein the weight ratio of (A)/(B) is in the range of from 2:

3 to 19;

1.

6. The aqueous composition according to any one of claims 1 to 5, wherein the non-ionic surfactant is a compound represented by the general formula:

R₄—

(OCH₂CH₂)_n—

OH 

 

(III)

wherein R₄ is a C₈-C₁₄ alkyl;

n is an integer of from 5 to 100.

7. The aqueous composition according to any one of claims 1 to 6, wherein the amide compound is represented by the general formula:

R₁—

(C═

O)—

N(R₂)(R₃) 

 

(II)

wherein R₁ represents a C₄-C₂₂, saturated or unsaturated, linear or branched, aliphatic hydrocarbon group;

R₂ and R₃ are methyl;

the non-ionic surfactant is a compound represented by the general formula;

R₄—

(OCH₂CH₂)_n—

OH 

 

(III)

wherein R₄ is a C₈-C₁₄ alkyl;

n is an integer of from 5 to 100.

8. The aqueous composition according to any one of claims 1 to 7, wherein the amide compound is represented by the general formula:

R₁—

(C═

O)—

N(R₂)(R₃) 

 

(II)

wherein R₁ represents a C₄-C₂₂, saturated or unsaturated, linear or branched, aliphatic hydrocarbon group;

R₂ and R₃ are methyl;

the non-ionic surfactant is a compound represented by the general formula;

R₄—

(OCH₂CH₂)_n—

OH 

 

(III)

wherein R₄ is a C₁₁-C₁₄ alkyl;

n is an integer of from 8 to 40.

9. The aqueous composition according to any one of claims 1 to 8, wherein the amide compound is represented by the general formula:

R₁—

(C═

O)—

N(R₂)(R₃) 

 

(II)

wherein R₁ represents a C₆-C₁₂, saturated or unsaturated, linear or branched, aliphatic hydrocarbon group;

R₂ and R₃ are methyl;

the non-ionic surfactant is a compound represented by the general formula;

R₄—

(OCH₂CH₂)_n—

OH 

 

(III)

wherein R₄ is a C₁₁-C₁₄ alkyl;

n is an integer of from 8 to 40.

10. The aqueous composition according to any one of claims 1 to 9, wherein the aqueous composition further comprises one or more additional surfactants selected from anionic surfactants, cationic surfactants and amphoteric surfactants.

11. The aqueous composition according to claim 10, wherein the one or more additional surfactants are sulfate ester salts.

12. A process for preparing the aqueous composition according to any one of claims 1 to 11, wherein it comprises at least a step to mix (A) an amide compound, and (B) a non-ionic surfactant.

13. The aqueous composition according to any one of claims 1 to 12, wherein the total weight of the amide compound and the non-ionic surfactant which are present in the aqueous composition is in the range of from 0.01% to 5% based on the total weight of the aqueous composition.

14. A process for preparing an aqueous composition comprising the step of mixing the adjuvant according to any one of claims 1 to 10 with water.