US4708978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-skid coating composition
Assignee: Individual
•
Filing: 1986-06-16
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Granted: 1987-11-24
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Expires: 2006-06-16
Abstract
Abstract There is disclosed a protective coating composition suitable for application to surfaces of concrete, wood or metal to provide each surface with increased skid and chemical resistance. The composition comprises a blend of hydraulic cement in the range of 5 to 18 wt., 0.5 to 6.0 wt. % polyvinyl acetate, the balance silica sand, the blend having admixed therewith a solution comprised 10 to 70 wt. % of a vinyl acetate-ethylene copolymer, the remainder water.
Inventors
- 👤 Jack L. Rodgers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:04
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/18; C08K3/24; C08K3/26; C09; C09D; C09D131/00; C09D131/02; C09D131/04
Claims Analysis
Total Claims: 28
Claim 1
Independent Claim
92 words
A non-skid surface composition suitable for application to decks, floor and walkways to provide such surfaces with increased resistance to skidding, the composition comprising a blend of hydraulic cement in the range of 5 to 18 wt. %, polyvinyl acetate in the range of 0.5 to 6.0 wt. %, the balance silica sand and admixed therewith a solution comprised of 10 to 70 wt. % of a vinyl acetate-ethylene copolymer, the remainder water, the concentration of the blend in the solution being in the range of 5 to 25 lbs/gallon of solutions.
Claim 2
Dependent Claim
92 words
A non-skid surface composition suitable for application to decks, floor and walkways to provide such surfaces with increased resistance to skidding, the composition comprising a blend of hydraulic cement in the range of 5 to 18 wt. %, polyvinyl acetate in the range of 0.5 to 6.0 wt. %, the balance silica sand and admixed therewith a solution comprised of 10 to 70 wt. % of a vinyl acetate-ethylene copolymer, the remainder water, the concentration of the blend in the solution being in the range of 5 to 25 lbs/gallon of solutions.
Claim 3
Dependent Claim
22 words
The coating composition in accordance with claim 1 wherein the hydraulic cement is in the range of 8 to 16 wt. %.
Claim 4
Dependent Claim
23 words
The coating composition in accordance with claim 1 wherein the amount of sand in the blend is not greater than 94.5 wt. %.
Claim 5
Dependent Claim
23 words
The coating composition in accordance with claim 1 wherein the amount of sand in the blend is not less than 50 wt. %.
Claim 6
Dependent Claim
23 words
The coating composition in accordance with claim 1 wherein the amount of sand in the blend is not less than 66 wt. %.
Claim 7
Dependent Claim
26 words
The coating composition in accordance with claim 1 wherein the amount of sand in the blend is in the range of 76 to 92 wt. %.
Claim 8
Dependent Claim
22 words
The coating composition in accordance with claim 1 wherein the polyvinyl acetate is in the range of 0.8 to 4 wt. %.
Claim 9
Dependent Claim
19 words
The coating composition in accordance with claim 1 wherein the blend is heated prior to mixing with said emulsion.
Claim 10
Dependent Claim
20 words
The coating composition in accordance with claim 1 wherein the hydraulic cement in the blend is about 10 wt. %.
Claim 11
Dependent Claim
21 words
The coating composition in accordance with claim 1 wherein the solution contains about 35 to 55 wt. % vinyl acetate-ethylene copolymer.
Claim 12
Dependent Claim
34 words
The coating composition in accordance with claim 1 wherein the blend is heated a temperature in the range of 170 to 220° F. for a period in the range of 30 to 90 minutes.
Claim 13
Dependent Claim
18 words
The coating composition in accordance with claim 1 wherein the sand has a mesh size of -10 mesh.
Claim 14
Dependent Claim
91 words
A non-skid coating composition suitable for application to decks, floors and walkways to provide such surfaces with increased resistance to skidding, the composition comprising a blend containing hydraulic cement in the range of 8 to 16 wt. %, polyvinyl acetate in the range of 0.08 to 4.0 wt. %, the balance silica sand and admixed therewith a solution comprised 30 to 60 wt. % of a vinyl acetate-ethylene copolymer, the remainder water, the concentration of the blend in the solution being in the range of 8 to 20 lbs/gallon of solution.
Claim 15
Dependent Claim
91 words
A non-skid coating composition suitable for application to decks, floors and walkways to provide such surfaces with increased resistance to skidding, the composition comprising a blend containing hydraulic cement in the range of 8 to 16 wt. %, polyvinyl acetate in the range of 0.08 to 4.0 wt. %, the balance silica sand and admixed therewith a solution comprised 30 to 60 wt. % of a vinyl acetate-ethylene copolymer, the remainder water, the concentration of the blend in the solution being in the range of 8 to 20 lbs/gallon of solution.
Claim 16
Dependent Claim
78 words
A non-skid coating composition suitable for application to decks, floors and walkways to provide such surfaces with increased resistance to skidding, the composition comprising: (i) a blend containing hydraulic cement in the range of 5 to 18 wt. %, 0.5 to 6.0 wt. % polyvinyl acetate, the balance -10 mesh silica sand; (ii) vinyl acetate-ethylene copolymer powder, the powder and blend forming a mixture containing 2 to 14 wt. % of the vinyl acetate-ethylene copolymer, and; (iii) water.
Claim 17
Dependent Claim
78 words
A non-skid coating composition suitable for application to decks, floors and walkways to provide such surfaces with increased resistance to skidding, the composition comprising: (i) a blend containing hydraulic cement in the range of 5 to 18 wt. %, 0.5 to 6.0 wt. % polyvinyl acetate, the balance -10 mesh silica sand; (ii) vinyl acetate-ethylene copolymer powder, the powder and blend forming a mixture containing 2 to 14 wt. % of the vinyl acetate-ethylene copolymer, and; (iii) water.
Claim 18
Dependent Claim
20 words
The coating composition in accordance with claim 14 wherein the mixture contains 3 to 11 wt. % vinyl acetate-ethylene copolymer.
Claim 19
Dependent Claim
19 words
The coating composition in accordance with claim 14 wherein the blend contains not more than 94.5 wt. % sand.
Claim 20
Dependent Claim
19 words
The coating composition in accordance with claim 14 wherein the blend contains not less than 40 wt. % sand.
Claim 21
Dependent Claim
19 words
The coating composition in accordance with claim 15 wherein the blend contains not less than 66 wt. % sand.
Claim 22
Dependent Claim
22 words
The coating composition in accordance with claim 14 wherein the blend contains sand in the range of 70 to 92 wt. %.
Claim 23
Dependent Claim
26 words
The coating composition in accordance with claim 14 wherein the concentration of the mixture in the water is in the range of 8 to 25 lbs/gallon.
Claim 24
Dependent Claim
29 words
The coating composition in accordance with claim 14 wherein the mixture contains at least 25 to 50 wt. % -200 mesh sand, the remainder 10 to 60 mesh sand.
Claim 25
Dependent Claim
68 words
A non-skid coating mixture suitable for mixing with water for application to decks, floors and walkways to provide such surface with increased resistance to skidding, the mixture comprising: 5 to 18 wt. % hydraulic cement, 0.5 to 6.0 wt. % polyvinyl acetate, 2 to 14 wt. % vinyl acetate-ethylene copolymer, 25 to 50 wt. % of one of -200 mesh sand or limestone, the remainder -10 mesh sand.
Claim 26
Dependent Claim
68 words
A non-skid coating mixture suitable for mixing with water for application to decks, floors and walkways to provide such surface with increased resistance to skidding, the mixture comprising: 5 to 18 wt. % hydraulic cement, 0.5 to 6.0 wt. % polyvinyl acetate, 2 to 14 wt. % vinyl acetate-ethylene copolymer, 25 to 50 wt. % of one of -200 mesh sand or limestone, the remainder -10 mesh sand.
Claim 27
Dependent Claim
96 words
A coating composition suitable for coating on concrete and wood surfaces and other types of surfaces to provide the surfaces with increased abrasion and chemical resistance, the composition comprises: (i) a blend of hydraulic cement in the range of 8 to 16.0 wt. % -200 mesh limestone in the range of 30 to 45 wt. % and 0.8 to 4.0 wt. % polyvinyl acetate, the balance -50 mesh limestone; (ii) vinyl acetate-ethylene copolymer powder, the powder and blend forming a mixture containing 2 to 14 wt. % of the vinyl acetate-ethylene copolymer powder, and; (iii) water.
Claim 28
Dependent Claim
96 words
A coating composition suitable for coating on concrete and wood surfaces and other types of surfaces to provide the surfaces with increased abrasion and chemical resistance, the composition comprises: (i) a blend of hydraulic cement in the range of 8 to 16.0 wt. % -200 mesh limestone in the range of 30 to 45 wt. % and 0.8 to 4.0 wt. % polyvinyl acetate, the balance -50 mesh limestone; (ii) vinyl acetate-ethylene copolymer powder, the powder and blend forming a mixture containing 2 to 14 wt. % of the vinyl acetate-ethylene copolymer powder, and; (iii) water.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1990-11-23 | 1991-05-25 | 1991-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1994-11-23 | 1995-05-25 | 1995-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1998-11-23 | 1999-05-25 | 1999-11-24 | $7700.00 | Window Closed / Lapsed |