# US 9,752,055 B2 · Viscosity modifier, and emulsion resin composition or aqueous coating composition each containing same

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- Number: US 9,752,055 B2
- Document ID: US9752055B2
- Status: Granted
- Kind: B2
- Application number: 14/896,951
- Filed: 2013-06-14
- Published: 2016-05-12
- Granted: 2017-09-05
- Earliest claimed: 2013-06-14
- Assignees: Adeka Corporation
- Applicants: Adeka Corporation
- Inventors: Tetsuya Gota; Takashi Ono
- Web page: https://patentgrep.com/patent/US9752055B2

## CPC

- C09D 175/08: from polyethers
- C08G 18/283: {Compounds containing ether groups, e.g. oxyalkylated monohydroxy compounds}
- C08G 18/3206: {aliphatic}
- C08G 18/4833: {Polyethers containing oxyethylene units}
- C08G 18/73: acyclic
- C08G 18/735: {containing one isocyanate or isothiocyanate group linked to a primary carbon atom and at least one isocyanate or isothiocyanate group linked to a tertiary carbon atom}
- C08G 18/757: {containing at least two isocyanate or isothiocyanate groups linked to the cycloaliphatic ring by means of an aliphatic group}
- C08G 18/758: {containing two or more cycloaliphatic rings}
- C08G 18/7614: {containing only one aromatic ring}
- C09D 5/02: Emulsion paints {including aerosols}
- C09D 7/40: Additives
- C09D 7/43: Thickening agents
- C09D 201/00: Coating compositions based on unspecified macromolecular compounds
- C09D: COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR (cosmetics A61K; processes for applying liquids or other fluent materials to surfaces, in general, B05D; staining wood B27K5/02; glazes or vitreous enamels C03C; natural resins, French polish, drying-oils, driers, turpentine, per se, C09F; polishing compositions other than French polish, ski waxes C09G; adhesives or use of materials as adhesives C09J; materials for sealing or packing joints or covers C09K3/10; materials for stopping leaks C09K3/12; processes for the electrolytic or electrophoretic production of coatings C25D)
- C08G: MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS

## Abstract

The present invention relates to a viscosity modifier represented by the following general formula (1), and an emulsion composition or an aqueous paint composition including the viscosity modifier: where: R1 to R4 each represent a linear alkyl group having 1 to 13 carbon atoms; R5 and R6 each represent a group represented by the following formula (2) or (3); m and n each represent a number from 3 to 15; x represents a number from 40 to 800; and y represents a number equal to or more than 1, provided that each of a total number of carbon atoms in R1 and R2 and a total number of carbon atoms in R3 and R4 needs to be from 10 to 14.

## Claims

### Claim 1

A viscosity modifier represented by the following formula (1):
where: R1 to R4 each represent a linear alkyl group having 1 to 13 carbon atoms; R5 and R6 each represent a group represented by the following formula (2) or (3); m and n each represent a number from 3 to 15; x represents a number from 40 to 800; and y represents a number equal to or more than 1, provided that each of a total number of carbon atoms in R1 and R2 and a total number of carbon atoms in R3 and R4 is from 11 to 13:

### Claim 2 (depends on 1)

The viscosity modifier according to claim 1, wherein R5 and R6 in formula (1) represent the same group.

### Claim 3

A viscosity modifier, which is produced by a preparation method comprising the steps of:
obtaining secondary alcohol ethoxylates by adding ethylene oxide to alcohols represented by the following formulae (4) and (5); and then
reacting said alcohol ethoxylates and a compound represented by the following formula (6) with diisocyanates represented by the following formulae (7) and (8):
HOC2H4OxH (6)
OCN—R5—NCO (7)
OCN—R6—NCO (8)
where: R1 to R4 each represent a linear alkyl group having 1 to 13 carbon atoms; R5 and R6 each represent a group represented by the following formula (2) or (3); and x represents a number from 40 to 800, provided that each of a total number of carbon atoms in R1 and R2 and a total number of carbon atoms in R3 and R4 is from 11 to 13:

### Claim 4 (depends on 3)

The viscosity modifier according to claim 3, wherein the secondary alcohol ethoxylate obtained by adding ethylene oxide to the alcohol represented by formula (4) is identical to the secondary alcohol ethoxylate obtained by adding ethylene oxide to the alcohol represented by formula (5).

### Claim 5 (depends on 3)

The viscosity modifier according to claim 3, wherein the isocyanate represented by formula (7) is identical to the isocyanate represented by formula (8).

### Claim 6 (depends on 1)

An emulsion resin composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 1.

### Claim 7 (depends on 1)

An aqueous paint composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 1.

### Claim 8 (depends on 4)

The viscosity modifier according to claim 4, wherein the isocyanate represented by formula (7) is identical to the isocyanate represented by formula (8).

### Claim 9 (depends on 2)

An emulsion resin composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 2.

### Claim 10 (depends on 3)

An emulsion resin composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 3.

### Claim 11 (depends on 4)

An emulsion resin composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 4.

### Claim 12 (depends on 5)

An emulsion resin composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 5.

### Claim 13 (depends on 2)

An aqueous paint composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 2.

### Claim 14 (depends on 3)

An aqueous paint composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 3.

### Claim 15 (depends on 4)

An aqueous paint composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 4.

### Claim 16 (depends on 5)

An aqueous paint composition, comprising 0.1 mass % to 5 mass % of the viscosity modifier of claim 5.

### Claim 17 (depends on 1)

A method of improving long-term storage stability at low or high temperatures of an emulsion resin, comprising adding to the emulsion resin a viscosity modifier according to claim 1.

### Claim 18 (depends on 1)

A method of improving long-term storage stability at low or high temperatures of an aqueous paint, comprising adding to the aqueous paint a viscosity modifier according to claim 1.