US4614755A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective coating composition comprising a blend of polyvinyl acetate, hydraulic cement, EVA, and limestone
Assignee: Borg Warner Corp
•
Filing: 1985-06-17
•
Granted: 1986-09-30
•
Expires: 2005-06-17
Abstract
Abstract There is disclosed a protective, waterproof coating composition suitable for application to surfaces of concrete, wood or metal to provide each surface with increased abrasion and chemical resistance. The composition comprises a blend of hydraulic cement in the range of 5 to 18 wt. %, 200 mesh limestone in the range of 20 to 50 wt. %, 0.5 to 6.0 wt. % polyvinyl acetate, the balance of the blend 50 mesh limestone, the blend having admixed therewith a solution comprised to 30 to 60 wt. % of a vinyl acetate-ethyl copolymer emulsion, the remainder water.
Inventors
- 👤 Jack L. Rodgers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:58
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: 21
Claim 1
Independent Claim
109 words
A protective waterproof coating composition suitable for application to concrete and wood surfaces and other types of surfaces to provide the surfaces with increased abrasion and chemical resistance, the composition comprises a blend of hydraulic cement in the range of 5.0 to 18.0 wt. %, 200 mesh limestone in the range of 20 to 50 wt. %, and 0.5 to 6.0 wt. % polyvinyl acetate, the balance of 50 mesh limestone and admixed therewith a solution comprised of 30 to 60 wt. % of a vinyl acetate-ethylene copolymer emulsion, the remainder water, the concentration of blend in solution being in the range of 8 to 25 lbs./gallon of solution.
Claim 2
Dependent Claim
109 words
A protective waterproof coating composition suitable for application to concrete and wood surfaces and other types of surfaces to provide the surfaces with increased abrasion and chemical resistance, the composition comprises a blend of hydraulic cement in the range of 5.0 to 18.0 wt. %, 200 mesh limestone in the range of 20 to 50 wt. %, and 0.5 to 6.0 wt. % polyvinyl acetate, the balance of 50 mesh limestone and admixed therewith a solution comprised of 30 to 60 wt. % of a vinyl acetate-ethylene copolymer emulsion, the remainder water, the concentration of blend in solution being in the range of 8 to 25 lbs./gallon of solution.
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 200 mesh limestone is in the range of 30 to 45 wt. %.
Claim 5
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 6
Dependent Claim
19 words
The coating composition in accordance with claim 1, wherein the blend is heated prior to mixing with said emulsion.
Claim 7
Dependent Claim
18 words
The coating composition in accordance with claim 1, wherein the hydraulic cement content is about 10 wt. %.
Claim 8
Dependent Claim
19 words
The coating composition in accordance with claim 1, wherein the 200 mesh limestone content is about 29 wt. %.
Claim 9
Dependent Claim
18 words
The coating composition in accordance with claim 1, wherein the 50 mesh limestone is about 39 wt. %.
Claim 10
Dependent Claim
17 words
The coating composition in accordance with claim 1, wherein, the polyvinyl acetate is about 1.0 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
24 words
The coating composition in accordance with claim 1, wherein the blend is heated at a temperature in the range of 170° to 220° F.
Claim 13
Dependent Claim
18 words
The coating composition in accordance with claim 1, wherein the blend is heated for 30 to 90 minutes.
Claim 14
Dependent Claim
110 words
A protective waterproof coating composition suitable for application to concrete and wood surfaces and other types of surfaces to provide the surfaces with increased abrasion and chemical resistance, the composition comprised of a blend of hydraulic cement in the range of 8 to 16 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 and admixed therewith a solution comprised of 35 to 55 wt. % of a vinyl acetate-ethylene copolymer emulsion, the remainder water, the concentration of blend in said solution being in the range of 10 to 18 lbs. per gallon.
Claim 15
Dependent Claim
110 words
A protective waterproof coating composition suitable for application to concrete and wood surfaces and other types of surfaces to provide the surfaces with increased abrasion and chemical resistance, the composition comprised of a blend of hydraulic cement in the range of 8 to 16 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 and admixed therewith a solution comprised of 35 to 55 wt. % of a vinyl acetate-ethylene copolymer emulsion, the remainder water, the concentration of blend in said solution being in the range of 10 to 18 lbs. per gallon.
Claim 16
Dependent Claim
27 words
The coating composition in accordance with claim 1, wherein the concentration of blend in the solution is in the range of 12 to 16 lbs. per gallon.
Claim 17
Dependent Claim
32 words
The coating composition in accordance with claim 13, wherein the blend is heated at a temperature in the range of 170° to 220° F. for a period of 30 to 90 minutes.
Claim 18
Dependent Claim
98 words
A protective waterproof 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 10 to 60 wt. % of the vinyl acetate-ethylene copolymer powder and; (iii) water.
Claim 19
Dependent Claim
98 words
A protective waterproof 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 10 to 60 wt. % of the vinyl acetate-ethylene copolymer powder and; (iii) water.
Claim 20
Dependent Claim
18 words
The coating composition in accordance with claim 16, wherein said mixture is heated prior to adding said water.
Claim 21
Dependent Claim
23 words
The coating composition in accordance with claim 15, wherein the mixture contains 30 to 55 wt. % of the vinyl acetate-ethylene copolymer powder.
References Cited (Backward Citations)
SU316672A1
Cited
US3058520A
Cited
US3303147A
Cited
FR1584524A
Cited
US4077809A
Cited
US4088804A
Cited
US4267092A
Cited
US4325858A
Cited
US4434257A
Cited
US4504318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1989-09-29 | 1990-03-31 | 1990-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-09-29 | 1994-03-31 | 1994-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-09-29 | 1998-03-31 | 1998-09-30 | $7700.00 | Window Closed / Lapsed |