# US 2014/0155514 A1 · Drier for alkyd resin compositions

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- Number: US 2014/0155514 A1
- Document ID: US20140155514A1
- Status: Published application
- Kind: A1
- Application number: 14/123,306
- Filed: 2012-05-31
- Published: 2014-06-05
- Earliest claimed: 2011-06-01
- Assignees: Dsm IP Assets B.V.
- Applicants: Dsm IP Assets B.V.
- Inventors: Adrianus Jozephus Henricus Lansbergen
- Web page: https://patentgrep.com/patent/US20140155514A1

## CPC

- C09D 177/12: Polyester-amides
- C09D 167/00: Coating compositions based on polyesters obtained by reactions forming a carboxylic ester link in the main chain (based on polyester-amides C09D177/12; based on polyester-imides C09D179/08); Coating compositions based on derivatives of such polymers
- C09D 167/08: Polyesters modified with higher fatty oils or their acids, or with natural resins or resin acids
- 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)

## Abstract

The invention relates to an alkyd resin composition comprising components: (A) at least an auto-oxidisable alkyd resin component comprising unsaturated fatty acid or its derivative, selected from: (i) alpha, beta-unsaturated ester-functional alkyd resin; (ii) combination of a alpha, beta-unsaturated ester functional material and an alkyd resin; and (iii) mixture of components (i) and (ii); Wherein the alkyd has an oil length of at least 20% unsaturated fatty acids; (B) a daylight photoinitiator; (C) a metal drier; and (D) optionally a liquid medium selected from the group consisting of an organic solvent, water, non-volatile diluent and mixtures thereof; wherein if the liquid medium is present and is: a) substantially based on organic solvent and/or diluent then the VOC is <300 g/l, or b) substantially based on water then the VOC is <100 g/l.

## Claims

### Claim 1

An alkyd resin composition alkyd resin composition comprising components:
(A) at least an auto-oxidisable alkyd resin component comprising unsaturated fatty acid or its derivative, selected from:
(i) alpha, beta-unsaturated ester-functional alkyd resin;
(ii) combination of a alpha, beta-unsaturated ester functional material and an alkyd resin; and
(iii) mixture of components (i) and (ii);
Wherein the alkyd has an oil length of at least 20% unsaturated fatty acids;
(B) a daylight photoinitiator;
(C) a metal drier; and
(D) optionally a liquid medium selected from the group consisting of an organic solvent, water, non-volatile diluent and mixtures thereof;
wherein if the liquid medium is present and is: a) substantially based on organic solvent and/or diluent then the VOC is <300 g/l, or b) substantially based on water then the VOC is <100 g/l.

### Claim 2 (depends on 1)

The alkyd resin composition according to claim 1, wherein the alpha, beta-unsaturated ester-functional alkyd resin has the following structure:
wherein one of R1 or R2 is H and the other is C1 to C8 alkyl or C2 to C4 alkylene.

### Claim 3 (depends on 1)

The alkyd resin composition according to claim 1, wherein the
α,β-unsaturated ester functional alkyd resin (i) comprises the reaction product of a hydroxyl-functional alkyd resin, and an α,β-unsaturated carboxylic acid, wherein the acid moiety of the α,β-unsaturated carboxylic acid is the reactive moiety and the reaction product contains terminal and/or pendant reactive α,β-unsaturated ester functional groups.

### Claim 4 (depends on 1)

The alkyd resin composition according to claim 1 wherein the alkyd resin is a polyesteramide alkyd resin.

### Claim 5 (depends on 1)

The alkyd resin composition according to claim 1, wherein the alpha, beta-unsaturated ester-functional alkyd resin (i) comprises the reaction product of a carboxyl-functional alkyd resin, and an epoxy methacrylate, wherein the epoxy moiety of the methacrylate is the reactive moiety and the reaction product contains terminal and/or pendant reactive methacrylate functional groups.

### Claim 6 (depends on 5)

The alkyd resin composition according to claim 5, wherein the carboxyl-functional alkyd resin comprises the reaction product of:
(a) 0 to 30 wt % of one or more diol(s);
(b) 10 to 40 wt % of one or more polyol(s);
(c) 5 to 40 wt % of one or more polyacid(s);
(d) 0 to 15 wt % of one or more monofunctional acid(s) or hydroxyacid(s);
(e) 30 to 80 wt % of one or more fatty acid(s), fatty ester(s), or naturally occurring oil(s); and (f) 0 to 1 wt % of a catalyst;
where (a)+(b)+(c)+(d)+(e)+(f) make up 100%.

### Claim 7 (depends on 1)

The alkyd resin composition according to claim 1, wherein the alpha, beta-unsaturated ester-functional alkyd resin (i) comprises the reaction product of:
(a1) 85 to 98 wt % of a carboxyl-functional alkyd resin; and
(a2) 2 to 15 wt % of the epoxy functional α,β-unsaturated ester, wherein the wt % are based on the total weight of (i), and wherein the epoxy moiety of the alpha, beta-unsaturated ester is the reactive moiety and the reaction product contains terminal and/or pendant reactive alpha, beta-unsaturated ester functional groups.

### Claim 8 (depends on 1)

The alkyd resin composition according to claim 1 wherein the alkyd resin is a urethane modified alkyd resin.

### Claim 9 (depends on 1)

The alkyd resin composition according to claim 1, wherein the composition comprises in total up to 25% of alpha, beta-unsaturated ester groups on resin solids.

### Claim 10 (depends on 1)

The alkyd resin composition according to claim 1 comprising from 100 to 10,000 ppm of dissolved metal in the metal drier by weight of total resin solids.

### Claim 11 (depends on 1)

The alkyd resin composition according to claim 1, wherein:
the alkyd resin composition (1) is present in an amount of from 30 to 98 wt %;
the drier (2) is present in an amount of from 0.01 to 5 wt % of metal; and
the photoinitiator (3) present in an amount of from 0.1 to 5 wt %,
where components (1)+(2)+(3) and further additives make up 100%.

### Claim 12 (depends on 1)

A method of preparing an alkyd resin composition, comprising mixing:
(1) an alkyd resin composition according to claim 1;
(2) at least one drier;
(3) a daylight photoinitiator and
(4) optionally a liquid medium selected from the group consisting of an organic solvent, water, non-volatile diluent and mixtures thereof.

### Claim 13 (depends on 12)

A method according to claim 12, comprising the steps of:
1)
a) reacting (i) a carboxyl-functional alkyd resin, and (ii) an epoxy functional α,β-unsaturated ester, wherein the epoxy moiety of the alpha, beta-unsaturated ester is the reactive moiety and the reaction product contains terminal and/or pendant reactive alpha, beta-unsaturated ester functional groups, to obtain an alpha, beta-unsaturated ester-functional alkyd resin; or
b) reacting (i) a carboxyl-functional alkyd resin, and (ii) an α,β-unsaturated carboxylic acid wherein the acid moiety of the α,β-unsaturated carboxylic acid is the reactive moiety and the reaction product contains terminal and/or pendant reactive α,β-unsaturated ester functional groups, to obtain an α,β-unsaturated ester functional alkyd resin; and
2) adding to the alpha, beta-unsaturated ester-functional alkyd resin:
a) at least one drier,
b) a liquid medium selected from the group consisting of an organic solvent, water, non-volatile diluent and mixtures thereof, and
c) a daylight photoinitiator.

### Claim 14 (depends on 1)

Surface coated with a composition according to claim 1.

### Claim 15 (depends on 1)

Use of the alkyd resin compositions according to claim 1 as indoor or outdoor coatings.