US3914519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and composition for coating metals
Assignee: Henkel Corp
•
Filing: 1973-12-03
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Granted: 1975-10-21
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Expires: 1993-12-03
Abstract
Abstract A lubricating coating is applied to a metallic surface by treating the surface with an acidic aqueous coating composition comprising a coating-forming lubricant and an oxidizing agent.
Inventors
- 👤 Wilbur S Hall
- 👤 Lester Steinbrecher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:34
CPC Classifications
C; C10; C10M; C10M3/00; B; B05; B05D; B05D7/00; B05D7/14; B05D7/142; C09; C09D; C09D5/00; C09D5/08; C09D5/088; C10M1/00; C10M1/08; C10M173/00; C23; C23C; C23C22/00; C23C22/05; C23C22/06; C23C22/34; C10M2201/00; C10M2201/02; C10M2201/04; C10M2201/041; C10M2201/06; C10M2201/063; C10M2201/08; C10M2201/081; C10M2201/082; C10M2201/083; C10M2201/084; C10M2201/085; C10M2201/086; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2205/00; C10M2205/02; C10M2205/022; C10M2205/06; C10M2205/14; C10M2205/16; C10M2205/17; C10M2205/18; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/04; C10M2207/046; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/287; C10M2207/289; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/104; C10M2211/00; C10M2211/04; C10M2211/044; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/22; C10M2215/225; C10M2215/227; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/04; C10M2219/044; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10N; C10N2010/00; C10N2010/02; C10N2040/00; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247; C10N2050/00; C10N2050/01; C10N2050/015; C10N2050/02; C10N2080/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31678
Claims Analysis
Total Claims: 16
Claim 1
Independent Claim
69 words
A METHOD FOR APPLYING A LUBRICATING COATING TO A METALLIC SURFACE COMPRISING: APPLYING TO SAID SURFACE AN ACIDIC AQUEIOS COATING COMPOSITION CONSISTING ESSENTIALLY OF, IN COATING-FORMING AMOUNTS AND AS ESSENTIAL INGREDIENTS, AN ORGANIC NON-RESINOUS COATING-FORMING LUBRICANT DISPERSED IN THE AQUEOUS PHASE OF THE COATING COMPOSITION, AT LEAST ABOUR 0.01 OXIDIZING EQUIVALENT PER LITER OF AN OXIDIZING AGENT WHICH CONTAIN OXYGEN AND AT LEAST ABOUT 2 G/L OF FLUORIDE ION.
Claim 2
Independent Claim
69 words
A METHOD FOR APPLYING A LUBRICATING COATING TO A METALLIC SURFACE COMPRISING: APPLYING TO SAID SURFACE AN ACIDIC AQUEIOS COATING COMPOSITION CONSISTING ESSENTIALLY OF, IN COATING-FORMING AMOUNTS AND AS ESSENTIAL INGREDIENTS, AN ORGANIC NON-RESINOUS COATING-FORMING LUBRICANT DISPERSED IN THE AQUEOUS PHASE OF THE COATING COMPOSITION, AT LEAST ABOUR 0.01 OXIDIZING EQUIVALENT PER LITER OF AN OXIDIZING AGENT WHICH CONTAIN OXYGEN AND AT LEAST ABOUT 2 G/L OF FLUORIDE ION.
Claim 3
Dependent Claim
24 words
A method according to claim 1 wherein said lubricant is selected from the group consisting of fatty oils, fatty acids, waxes and mineral oils.
Claim 4
Dependent Claim
13 words
A method according to claim 2 wherein said fatty acid is stearic acid.
Claim 5
Independent Claim
82 words
A method for applying a lubricating coating to a ferriferous or zinciferous surface comprising: applying to said surface an acidic aqueous coating composition consisting essentially of, in coating-forming amounts and as essential ingredients, stearic acid dispersed in the aqueous phase of the composition, about 2 g/l to about 8 g/l of fluoride ion, about 0.1 to about 0.2 oxidizing equivalent per liter of peroxide oxidizing agent and wherein pH of the composition is within the range of about 2 to about 5.
Claim 6
Independent Claim
82 words
A method for applying a lubricating coating to a ferriferous or zinciferous surface comprising: applying to said surface an acidic aqueous coating composition consisting essentially of, in coating-forming amounts and as essential ingredients, stearic acid dispersed in the aqueous phase of the composition, about 2 g/l to about 8 g/l of fluoride ion, about 0.1 to about 0.2 oxidizing equivalent per liter of peroxide oxidizing agent and wherein pH of the composition is within the range of about 2 to about 5.
Claim 7
Dependent Claim
21 words
A method according to claim 4 wherein the amount of said stearic acid is about 20 g/l to about 80 g/l.
Claim 8
Dependent Claim
18 words
A method according to claim 5 wherein the pH of the composition is about 2.7 to about 3.5.
Claim 9
Independent Claim
94 words
A method for applying a lubricating coating to a ferriferous or zinciferous surface comprising: applying to said surface a coating composition consisting essentially of, in coating-forming amounts, about 20 g/l to about 80 g/l of stearic acid dispersed in the aqueous phase of the composition, about 2 g/l to about 8 g/l of fluoride ion and about 0.1 to about 0.2 oxidizing equivalent per liter of hydrogen peroxide, wherein the source of fluoride ion is hydrofluoric acid and wherein the pH of the composition is within the range of about 2 to about 5.
Claim 10
Independent Claim
94 words
A method for applying a lubricating coating to a ferriferous or zinciferous surface comprising: applying to said surface a coating composition consisting essentially of, in coating-forming amounts, about 20 g/l to about 80 g/l of stearic acid dispersed in the aqueous phase of the composition, about 2 g/l to about 8 g/l of fluoride ion and about 0.1 to about 0.2 oxidizing equivalent per liter of hydrogen peroxide, wherein the source of fluoride ion is hydrofluoric acid and wherein the pH of the composition is within the range of about 2 to about 5.
Claim 11
Dependent Claim
41 words
A method according to claim 7 wherein said surface is a ferriferous surface, wherein said composition is applied to said ferriferous surface by immersing it therein and wherein said ferriferous surface is withdrawn from said composition after said coating has formed.
Claim 12
Dependent Claim
22 words
A method according to claim 8 wherein the pH of said composition is within the range of about 2.7 to about 3.5.
Claim 13
Dependent Claim
23 words
A method according to claim 8 wherein said ferriferous surface is immersed in said composition for about 15 seconds to about 5 minutes.
Claim 14
Dependent Claim
15 words
A method according to claim 1 wherein said surface is a ferriferous or zincIferous surface.
Claim 15
Dependent Claim
22 words
A method according to claim 1 wherein the pH of said composition is within the range of about 2 to about 5.
Claim 16
Dependent Claim
37 words
A method according to claim 1 wherein said surface is a ferriferous surface, wherein the pH of said composition is within the range of about 2 to about 5 and wherein said oxidizing agent is a peroxide.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-10-20 | 1979-04-21 | 1979-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-20 | 1983-04-21 | 1983-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-20 | 1987-04-21 | 1987-10-21 | $7700.00 | Window Closed / Lapsed |