Golf ball and thermoplastic material

Title: Golf ball and thermoplastic material

Related Patent Categories: Games Using Tangible Projectile, Golf, Ball, Particular Unitary Or Layered Construction, Diverse Layer Between Spherical Core And Cover

Brief Patent Description - Full Patent Description - Patent Claims

The Patent Description & Claims data below is from USPTO Patent Application 20080039235, Golf ball and thermoplastic material.

1. A golf ball comprising: a core having a diameter ranging from 1.35 inches to 1.64 inches; a boundary layer disposed over the core, the boundary layer composed of a thermoplastic material comprising a first copolymer comprising an alpha olefin and an alpha, beta-unsaturated carboxylic acid, a second copolymer of an alpha olefin and an alkyl acrylate, and a fatty acid or salt of a fatty acid, wherein the thermoplastic material is partially to highly neutralized; and a cover disposed over the boundary layer.

2. The golf ball according to claim 1 wherein alpha-olefin of the thermoplastic material the is ethylene.

3. The golf ball according to claim 1 wherein the thermoplastic material is from about 10 to about 100 percent neutralized.

4. The golf ball according to claim 1 wherein the fatty acid or fatty acid salt of the thermoplastic material comprises from about 10 to about 60 parts by weight of thermoplastic material.

5. The golf ball according to claim 1 wherein the fatty acid salt of the thermoplastic material is a metal stearate.

6. The golf ball according to claim 1 wherein the metal stearate of thermoplastic material is selected from the group consisting of calcium stearate, magnesium stearate, zinc stearate, barium stearate, aluminum stearate, lithium stearate and sodium stearate.

7. The golf ball according to claim 1 wherein the thermoplastic material further comprises a second fatty acid or fatty acid salt.

8. A golf ball comprising: a core having a diameter ranging from 1.35 inches to 1.64 inches; a boundary layer disposed over the core, the boundary layer composed of a thermoplastic material comprising a first copolymer comprising an alpha olefin and an alpha, beta-unsaturated carboxylic acid, a second copolymer of an ethylene and an alkyl acrylate, and a fatty acid or salt of a fatty acid, wherein the thermoplastic material is neutralized from 50% to 100%; and a cover disposed over the boundary layer.

9. The golf ball according to claim 8 wherein the thermoplastic material comprises from about 10 to about 60 parts by weight fatty acid or fatty acid salt.

10. The golf ball according to claim 8 wherein the fatty acid salt is a metal stearate.

11. The golf ball according to claim 10 wherein the metal stearate is selected from the group consisting of calcium stearate, magnesium stearate, zinc stearate, barium stearate, aluminum stearate, lithium stearate and sodium stearate.

12. A golf ball comprising: a core having a diameter ranging from 1.35 inches to 1.64 inches; a boundary layer disposed over the core, the boundary layer composed of a thermoplastic material comprising a first copolymer comprising an alpha olefin, an alpha, beta-unsaturated carboxylic acid and a softening comonomer, a second copolymer of an alpha olefin and an alkyl acrylate, and a fatty acid or salt of a fatty acid, wherein the thermoplastic material is partially to highly neutralized; and a cover disposed over the boundary layer.

13. The golf ball according to claim 12 wherein the cover is composed of a blend of ionomers and at least one of the ionomers is a high acid ionomer.

14. The golf ball according to claim 12 wherein the cover is composed of a polyurethane material.

15. The golf ball according to claim 12 wherein the core is filled with a liquid.

Brief Patent Description - Full Patent Description - Patent Claims

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Golf club head
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Golf ball
Industry Class:
Games using tangible projectile

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