US4444803A
Expired / Lapsed
US
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Water-borne soft coating compositions and processes therefor
Assignee: Ashland LLC
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Filing: 1982-05-03
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Granted: 1984-04-24
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Expires: 2002-05-03
Abstract
Abstract Water reducible, dispersible, corrosion resistant coating compositions comprising organic vehicle containing wax compounds, organic esters, carboxylic acid, amines, alcohol coupling agent and water and methods for their manufacture are disclosed and demonstrated to be useful for protecting metals, e.g. ferrous alloys, from corrosion.
Inventors
- 👤 Jonathan K. Winters
- 👤 Fred B. Savell, III
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:39
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/08; C09D191/00; C09D191/06; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678; Y10T428/31714
Claims Analysis
Total Claims: 41
Claim 1
Independent Claim
155 words
An anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising: (a) about 0.5 to 30% by weight of organic wax components having a melting point below 65° C.; (b) about 1 to 30% of a polyol ester derived from the polyester of one of: stearic acid, isostearic acid, oleic acid and lanolinic acids, and a polyol selected from the group consisting of: neopentyl glycol, trimethylol propane, pentaerythritol and dipentaerythritol; (c) about 0.5 to 5% of surfactant; (d) about 1 to 15% of a coupling agent selected from the group consisting of: mineral spirits, ethylene glycol ether, butyl cellosolve, sorbitan diethylene glycol monoethyl ether, ethylene glycol monopropyl ether, propyl cellosolve, ethyl cellosolve, diethylene glycol monoethyl ether, ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate, propylene glycol monoacetate, ethanol, isopropanol and isobutanol; and (e) about 45 to 97% water.
Claim 2
Dependent Claim
155 words
An anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising: (a) about 0.5 to 30% by weight of organic wax components having a melting point below 65° C.; (b) about 1 to 30% of a polyol ester derived from the polyester of one of: stearic acid, isostearic acid, oleic acid and lanolinic acids, and a polyol selected from the group consisting of: neopentyl glycol, trimethylol propane, pentaerythritol and dipentaerythritol; (c) about 0.5 to 5% of surfactant; (d) about 1 to 15% of a coupling agent selected from the group consisting of: mineral spirits, ethylene glycol ether, butyl cellosolve, sorbitan diethylene glycol monoethyl ether, ethylene glycol monopropyl ether, propyl cellosolve, ethyl cellosolve, diethylene glycol monoethyl ether, ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate, propylene glycol monoacetate, ethanol, isopropanol and isobutanol; and (e) about 45 to 97% water.
Claim 3
Dependent Claim
43 words
A composition of claim 1, in which said coating further comprises about 2 to 8% of a carboxylic acid, and about 1 to 5% of an amine, said acid and said amine forming a salt providing at least a portion of said surfactant.
Claim 4
Dependent Claim
31 words
A composition of claim 2, in which said coating further comprises at least one of an emulsifiable amide and an organic sulfonate replacing part of said carboxylic acid and said amine.
Claim 5
Dependent Claim
28 words
A composition of claim 1, in which said wax is admixed with 10 to 50 weight percent, based on the weight of the wax, of a hydrocarbon oil.
Claim 6
Dependent Claim
19 words
A composition of claim 4, in which said hydrocarbon oil is an essentially saturated oil boiling above 177° C.
Claim 7
Dependent Claim
16 words
A composition of claim 1, which contains at least 50%, by weight, of essentially saturated wax.
Claim 8
Dependent Claim
19 words
A composition of claim 6, in which all or part of said essentially saturated wax is crystalline paraffinic wax.
Claim 9
Dependent Claim
24 words
A composition of claim 7, in which said crystalline paraffinic wax comprises one or more of the following: slack wax, petrolatum and micro-crystalline wax.
Claim 10
Dependent Claim
13 words
A composition of claim 1 in which said polyol ester is pentaerythritol dilanolate.
Claim 11
Dependent Claim
21 words
A composition of claim 2, in which said carboxylic acid possesses about 6 to 30 carbon atoms per carboxylic acid group.
Claim 12
Dependent Claim
28 words
A composition of claim 10, in which at least one of said carboxylic acids is chosen from the following: oleic acid, linoleic acid, isostearic acid and stearic acid.
Claim 13
Dependent Claim
20 words
A composition of claim 2, in which said amine is chosen from the following: morpholine, triethanolamine, ammonia, diethanolamine and ethanolamine.
Claim 14
Dependent Claim
21 words
A composition of claim 2, in which said coating further comprises at least one of oleyl diethanol amide and sorbitan mono-oleate.
Claim 15
Dependent Claim
28 words
A composition of claim 1, in which said coupling agent is an ether-alcohol chosen from the following: propyl cellosolve, butyl cellosolve, ethyl cellosolve and diethylene glycol monoethyl ether.
Claim 16
Dependent Claim
12 words
A composition of claim 14, in which said ether-alcohol is propyl cellosolve.
Claim 17
Dependent Claim
30 words
A composition of claim 1, in which the coupling agent is selected from the group consisting of: ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate and propylene glycol monoacetate.
Claim 18
Independent Claim
183 words
A method of producing an anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising the following steps: (a) mixing, in an essentially fluid state: a wax component, a polyol ester derived from the polyester of one of: stearic acid, isostearic acid, oleic acid and lanolinic acids, and a polyol selected from the group consisting of: neopentyl glycol, trimethylol propane, pentaerythritol and dipentaerythritol; carboxylic acid, and a coupling agent selected from the group consisting of: mineral spirits, ethylene glycol ether, butyl cellosolve, sorbitan diethylene glycol monoethyl ether, ethylene glycol monopropyl ether, propyl cellosolve, ethyl cellosolve, diethylene glycol monoethyl ether, ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate, propylene glycol monoacetate ethanol, isopropanol and isobutanol, (b) adding an amount of amine sufficient to affect dispersibility of the mixture in water and to neutralize the carboxylic acid; (c) adding water, with agitation, at such temperature so as to cause dispersion of the mixture; and (d) adjusting the pH of the total mixture from about 7 to about 10.
Claim 19
Independent Claim
183 words
A method of producing an anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising the following steps: (a) mixing, in an essentially fluid state: a wax component, a polyol ester derived from the polyester of one of: stearic acid, isostearic acid, oleic acid and lanolinic acids, and a polyol selected from the group consisting of: neopentyl glycol, trimethylol propane, pentaerythritol and dipentaerythritol; carboxylic acid, and a coupling agent selected from the group consisting of: mineral spirits, ethylene glycol ether, butyl cellosolve, sorbitan diethylene glycol monoethyl ether, ethylene glycol monopropyl ether, propyl cellosolve, ethyl cellosolve, diethylene glycol monoethyl ether, ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate, propylene glycol monoacetate ethanol, isopropanol and isobutanol, (b) adding an amount of amine sufficient to affect dispersibility of the mixture in water and to neutralize the carboxylic acid; (c) adding water, with agitation, at such temperature so as to cause dispersion of the mixture; and (d) adjusting the pH of the total mixture from about 7 to about 10.
Claim 20
Dependent Claim
24 words
The method of producing a coating composition of claim 17, capable of high temperature, long term storage, wherein said coupling agent is propyl cellosolve.
Claim 21
Dependent Claim
24 words
A method of claim 17, in which part of said caarboxylic acid and amine are replaced by an emulsifiable amide or an organic sulfonate.
Claim 22
Dependent Claim
16 words
A method for coating solid substrates, wherein said composition of claim 1 is applied to metal.
Claim 23
Dependent Claim
16 words
A method for coating solid substrates, wherein said composition of claim 1 is applied by dipping.
Claim 24
Independent Claim
16 words
A method for coating solid substrates, wherein said composition of claims 1 is applied by brushing.
Claim 25
Independent Claim
16 words
A method for coating solid substrates, wherein said composition of claims 1 is applied by rolling.
Claim 26
Independent Claim
17 words
A method for coating solid substrates, wherein said composition of claims 1 is applied by electrostatic spraying.
Claim 27
Independent Claim
17 words
A method for coating solid substrates, wherein said composition of claims 1 is applied by hand spraying.
Claim 28
Dependent Claim
21 words
A composition of claim 2 in which at least a portion of said carboxylic acid is contained in said wax components.
Claim 29
Dependent Claim
13 words
A manufacture comprising a substrrate coated with a coating composition of claim 1.
Claim 30
Dependent Claim
48 words
A composition according to claim 1 comprising: (a) about 5 to 25% of component (a); (b) about 5 to 20% of component (b); (c) about 3 to 5% of component (c); (d) about 3 to 12% of component (d); and (e) about 50 to 60% of component (e).
Claim 31
Dependent Claim
48 words
A composition according to claim 1 comprising: (a) about 12 to 20% of component (a); (b) about 8 to 12% of component (b); (c) about 3 to 4% of component (c); (d) about 4 to 10% of component (d); and (e) about 50 to 60% of component (e).
Claim 32
Dependent Claim
50 words
An anti-corrosive, storage stable, rapidly drying emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising: (a) 25% slack wax; (b) 5% pentaerythritol dilanolate; (c) 3% oleic acid; (d) 5% propyl cellosolve; (e) 2% morpholine; and (f) 60% water.
Claim 33
Dependent Claim
50 words
An anti-corrosive, storage stable, rapidly drying emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising: (a) 25% slack wax; (b) 5% pentaerythritol dilanolate; (c) 3% oleic acid; (d) 5% propyl cellosolve; (e) 2% morpholine; and (f) 60% water.
Claim 34
Dependent Claim
20 words
The composition of claim 4 admixed with 15 to 35, and preferably 20 to 30, weight percent of hydrocarbon oil.
Claim 35
Dependent Claim
34 words
A composition of claim 1, wherein said organic wax components comprise oxygenated waxes having an acid number in the range of from 15 to about 200, and most preferably from 25 to about 45.
Claim 36
Dependent Claim
21 words
A composition of claim 1, wherein the pH is in the range of 7.0 to 10, and preferably 8.0 to 9.0.
Claim 37
Dependent Claim
159 words
An anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a substrate comprising: (a) about 0.5 to 30% by weight of organic wax components having a melting point below 60° C.; (b) about 1 to 30% of polyol ester derived from the polyester of one of: stearic acid, isostearic acid, oleic acid and lanolinic acids, and a polyol selected from the group consisting of: neopentyl, glycol, trimethylol propane, pentaerythritol and dipentaerythritol; (c) about 2 to 8% carboxylic acid; (d) about 1 to 15% of a coupling agent selected from the group consisting of: mineral spirits, ethylene glycol ether, butyl cellosolve, sorbitan diethylene glycol monoethyl ether, ethylene glycol monopropyl ether, propyl cellosolve, ethyl cellosolve, diethylene glycol monoethyl ether, ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate, propylene glycol monoacetate, ethanol, isopropanol and sorbitanol, (e) about 1 to 5% amine; and (f) about 45 to 97% water.
Claim 38
Dependent Claim
159 words
An anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a substrate comprising: (a) about 0.5 to 30% by weight of organic wax components having a melting point below 60° C.; (b) about 1 to 30% of polyol ester derived from the polyester of one of: stearic acid, isostearic acid, oleic acid and lanolinic acids, and a polyol selected from the group consisting of: neopentyl, glycol, trimethylol propane, pentaerythritol and dipentaerythritol; (c) about 2 to 8% carboxylic acid; (d) about 1 to 15% of a coupling agent selected from the group consisting of: mineral spirits, ethylene glycol ether, butyl cellosolve, sorbitan diethylene glycol monoethyl ether, ethylene glycol monopropyl ether, propyl cellosolve, ethyl cellosolve, diethylene glycol monoethyl ether, ethylene glycol monoacetate, diethylene glycol monopropionate, diethylene glycol monoacetate, propylene glycol monoacetate, ethanol, isopropanol and sorbitanol, (e) about 1 to 5% amine; and (f) about 45 to 97% water.
Claim 39
Dependent Claim
37 words
A method according to claim 17, wherein step (a) is conducted at about 90° C., the water at step (c) is boiling water, and step (d) is performed after the mixture has cooled to about 38° C.
Claim 40
Independent Claim
92 words
A method of producing an anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising the following steps: (a) mixing, in an essentially fluid state, 25% slack wax, 5% pentaerythritol dilanolate, 3% oleic acid, and 5% propyl cellosolve; (b) adding 2% of morpholine with further mixing; (c) adding 60% water with agitation, at such temperature so as to cause dispersion of the mixture; and (d) adding less than 1% morpholine to adjust the pH to 8.0-8.5.
Claim 41
Independent Claim
92 words
A method of producing an anti-corrosive, storage stable, rapidly drying, emulsified oil in water and water reducible and dispersible coating composition, capable of application and flow on a solid substrate, comprising the following steps: (a) mixing, in an essentially fluid state, 25% slack wax, 5% pentaerythritol dilanolate, 3% oleic acid, and 5% propyl cellosolve; (b) adding 2% of morpholine with further mixing; (c) adding 60% water with agitation, at such temperature so as to cause dispersion of the mixture; and (d) adding less than 1% morpholine to adjust the pH to 8.0-8.5.
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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) | 1987-04-24 | 1987-10-24 | 1988-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-04-24 | 1991-10-24 | 1992-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-04-24 | 1995-10-24 | 1996-04-24 | $7700.00 | Window Closed / Lapsed |