Waterborne soft-feeling coating composition with high gloss
A waterborne, soft feeling coating composition and a substrate coated with the composition. The coating composition comprises an aqueous solvent, a resin, and an alcohol alkoxylate surfactant. The invention is also directed to a process of making the waterborne coating composition of the invention, and a process of coating a substrate with the waterborne coating composition.
1. A coated substrate, comprising:
(1) a substrate; and
(2) a dry coating on said substrate, said dry coating consisting essentially of:
(A) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof; and
(B) a surfactant;
said surfactant having a formula selected from the group consisting of:
H—(OCH 2 CH 2 ) x —(OCH 2 CHCH 3 ) y —(OCH 2 CH 2 ) x —OH (i)
where x is an integer from 1 to 35, and y is an integer from 10 to 75; and
H—(OCH(CH 3 )CH 2 ) y —(OCH 2 CH 2 ) x —(OCH 2 CH(CH 3 )) y —OH (ii)
where x is an integer from 5 to 20 and y is an integer from 15 to 25;
wherein said resin comprises from about 12 to about 85% by weight based upon the total weight of said dry coating, and said surfactant comprises 0.01 to 3.0% by weight based upon the total weight of said dry coating; and
wherein said dry coating has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
2. A process of coating a substrate, comprising the steps of:
applying a waterborne coating composition to a substrate, said waterborne coating composition consisting essentially of a combination of
(1) aqueous solvent,
(2) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof, and
(3) a surfactant, said surfactant having the formula selected from the group consisting of:
H—(OCH 2 CH 2 ) x —(OCH 2 CHCH 3 ) y —(OCH 2 CH 2 ) x —OH (i)
where x is an integer from 1 to 35, and y is an integer from 10 to 75; and
H—(OCH(CH 3 )CH 2 ) y —(OCH 2 CH 2 ) x —(OCH 2 CH(CH 3 )) y —OH (ii)
where x is an integer from 5 to 20 and y is an integer from 15 to 25;
wherein said aqueous solvent comprises about 20 to about 80% by weight based upon the total weight of said coating composition, said resin comprises from about 12 to about 85% by weight based upon the total weight of said coating composition, and said surfactant comprises 0.01 to 3.0% by weight based upon the total weight of said coating composition; and
wherein said coating, when dried, has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
3. The process of claim 2 , wherein said aqueous solvent is selected from the group consisting of water, water/N-methylpyrrolidone mixtures, water/propylene glycol mixtures, and combinations thereof.
4. The process of claim 2 , further comprising the step of drying said coating to form a dry coating on a substrate.
5. A coated substrate, comprising:
(1) substrate; and
(2) a dry coating on said substrate, said dry coating consisting essentially of
(A) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof; and
(B) a surfactant having the formula
H—(OCH 2 CH 2 ) x —(OCH 2 CHCH 3 ) y —(OCH 2 CH 2 ) x —OH
where x is an integer from 1 to 35, and y is an integer from 10 to 75; and
wherein said dry coating has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
6. A coated substrate, comprising:
(1) a substrate; and
(2) a dry coating on said substrate, said dry coating consisting essentially of
(A) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof; and
(B) a surfactant having the formula
H—(OCH(CH 3 )CH 2 ) y —(OCH 2 CH 2 ) x —(OCH 2 CH(CH 3 )) y —OH
where x is an integer from 5 to 20, and y is an integer from 15 to 25; and
wherein said dry coating has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
7. A process of coating a substrate, comprising the steps of:
applying a waterborne coating composition to a substrate, said waterborne coating composition consisting essentially of a combination of
(1) aqueous solvent selected from the group consisting of water, water/N-methylpyrrolidone mixtures, water/propylene glycol mixtures, and combinations thereof.
(2) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof, and
(3) a surfactant having the formula:
H—(OCH 2 CH 2 ) x —(OCH 2 CHCH 3 ) y —(OCH 2 CH 2 ) x —OH
where x is an integer from 1 to 35, and y is an integer from 10 to 75;
wherein said aqueous solvent comprises about 20 to about 80% by weight based upon the total weight of said coating composition, said resin comprises from about 12 to about 85% by weight based upon the total weight of said coating composition, and said surfactant comprises 0.01 to 3.0% by weight based upon the total weight of said coating composition; and
wherein said coating, when dried, has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
8. The process of claim 7 , further comprising the step of drying said coating to form a dry coating on a substrate.
9. A process of coating a substrate, comprising the steps of:
applying a waterborne coating composition to a substrate, said waterborne coating composition consisting essentially of a combination of
(1) aqueous solvent selected from the group consisting of water, water/N-methylpyrrolidone mixtures, water/propylene glycol mixtures, and combinations thereof.
(2) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof, and
(3) a surfactant having the formula:
H—(OCH(CH 3 )CH 2 ) y —(OCH 2 CH 2 ) x —(OCH 2 CH(CH 3 ) y —OH
where x is an integer from 5 to 20 and y is an integer from 15 to 25;
wherein said aqueous solvent comprises about 20 to about 80% by weight based upon the total weight of said coating composition, said resin comprises from about 12 to about 85% by weight based upon the total weight of said coating composition, and said surfactant comprises 0.01 to 3.0% by weight based upon the total weight of said coating composition; and
wherein said coating, when dried, has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
10. The process of claim 9 , further comprising the step of drying said coating to form a dry coating on a substrate.
11. A coated substrate, comprising:
(1) a substrate; and
(2) a dry coating on said substrate, said dry coating consisting essentially of
(A) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof; and
(B) a poly(oxyethylene/oxypropylene)monohexyl ether surfactant;
wherein said resin comprises from about 12 to about 85% by weight based upon the total weight of said dry coating, and said surfactant comprises 0.01 to 3.0% by weight based upon the total weight of said dry coating; and
wherein said dry coating has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
12. A process of coating a substrate, comprising the steps of:
applying a waterborne coating composition to a substrate, said waterborne coating composition consisting essentially of a combination of
(1) aqueous solvent,
(2) a resin selected from the group consisting of polyurethane resin, acrylic resin, epoxy resin, polyester resin, alkyd resin, styrene acrylic copolymer resin, hydroxyl-functional acrylic-polyurethane resin, and combinations thereof, and
(3) a poly(oxyethylene/oxypropylene)monohexyl ether surfactant;
wherein said resin solvent comprises about 20 to about 80% by weight based upon the total weight of said coating composition, said resin comprises from about 12 to about 85% by weight based upon the total weight of said coating composition, and said surfactant comprises 0.01 to 3.0% by weight based upon the total weight of said coating composition; and
wherein said coating, when dried, has a soft feel, specular gloss of 75 or greater as measured by the ASTM D523-89 method, and hardness of 8H or greater as measured by the ASTM D3363 method.
13. The process of claim 12 , wherein said aqueous solvent is selected from the group consisting of water, water/N-methylpyrrolidone mixtures, water/propylene glycol mixtures, and combinations thereof.
14. The process of claim 12 , further comprising the step of drying said coating to form a dry coating on a substrate.