US4632770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polycarboxylic acid ester drawing and ironing lubricant emulsions and concentrates
Assignee: ChampionX LLC
•
Filing: 1986-01-22
•
Granted: 1986-12-30
•
Expires: 2006-01-22
Abstract
Abstract A water-in-oil emulsion lubricant concentrate useful in drawing and ironing of various metals is described. The active ingredients are a monohydric alcohol ester of polycarboxylic acids. Included in the concentrates are emulsifying agents and optionally, corrosion inhibitors.
Inventors
- 👤 Steven R. Slanker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 06:46
CPC Classifications
C; C10; C10M; C10M173/00; C10M173/02; C10M125/00; C10M125/24; C10M129/00; C10M129/02; C10M129/04; C10M129/06; C10M129/08; C10M129/26; C10M129/28; C10M129/38; C10M129/40; C10M129/68; C10M129/72; C10M129/76; C10M133/00; C10M133/02; C10M133/04; C10M133/12; C10M133/14; C10M133/38; C10M133/44; C10M135/00; C10M135/32; C10M137/00; C10M137/02; C10M137/04; C10M145/00; C10M145/18; C10M145/24; C10M145/26; C10M2201/00; C10M2201/02; C10M2201/085; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/023; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/126; C10M2207/129; C10M2207/28; C10M2207/282; C10M2207/285; C10M2207/286; C10M2207/287; C10M2207/288; C10M2207/289; C10M2209/00; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/062; C10M2215/22; C10M2215/221; C10M2215/223; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2219/00; C10M2219/09; C10M2219/10; C10M2219/102; C10M2219/104; C10M2219/106; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10N; C10N2040/00; C10N2040/20; C10N2040/22; C10N2050/00; C10N2050/01; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
72 words
A concentrate useful for preparing an oil-in-water emulsion lubricant used in the drawing and ironing of ferrous and non-ferrous metals comprising: ______________________________________
Ingredient % by weight
______________________________________
Adipic acid having at least 70%
50-90
by weight of its carboxylic acid
groups esterified with a C.sub.4 -C.sub.30
monohydric alcohol
Water-in-oil emulsifying agent
.5-30
having an HLB number of at least 8
Polyglycol co-emulsifier
0-8
Phosphate corrosion inhibitor
.0-3
Copper corrosion inhibitor
0-2
______________________________________
Claim 2
Dependent Claim
72 words
A concentrate useful for preparing an oil-in-water emulsion lubricant used in the drawing and ironing of ferrous and non-ferrous metals comprising: ______________________________________
Ingredient % by weight
______________________________________
Adipic acid having at least 70%
50-90
by weight of its carboxylic acid
groups esterified with a C.sub.4 -C.sub.30
monohydric alcohol
Water-in-oil emulsifying agent
.5-30
having an HLB number of at least 8
Polyglycol co-emulsifier
0-8
Phosphate corrosion inhibitor
.0-3
Copper corrosion inhibitor
0-2
______________________________________
Claim 3
Dependent Claim
72 words
A concentrate useful for preparing an oil-in-water emulsion lubricant used in the drawing and ironing of ferrous and non-ferrous metals comprising: ______________________________________
Ingredient % by weight
______________________________________
Adipic acid having at least 70%
65-85
by weight of its carboxylic acid
group esterified with a C.sub.4 -C.sub.30
monohydric alcohol
Water-in-oil emulsifying agent
8-20
having an HLB number of at least 8
Polyglycol co-emulsifier
3-6
Phosphate corrosion inhibitor
1.5-2
Copper corrosion inhibitor
.5-1.5
______________________________________
Claim 4
Dependent Claim
72 words
A concentrate useful for preparing an oil-in-water emulsion lubricant used in the drawing and ironing of ferrous and non-ferrous metals comprising: ______________________________________
Ingredient % by weight
______________________________________
Adipic acid having at least 70%
65-85
by weight of its carboxylic acid
group esterified with a C.sub.4 -C.sub.30
monohydric alcohol
Water-in-oil emulsifying agent
8-20
having an HLB number of at least 8
Polyglycol co-emulsifier
3-6
Phosphate corrosion inhibitor
1.5-2
Copper corrosion inhibitor
.5-1.5
______________________________________
Claim 5
Dependent Claim
49 words
The concentrate of claim 1 or claim 2 wherein the adipic acid is fully esterified, the monohydric alcohol is a C 6 -C 10 oxoalcohol, the oil-in-water emulsifier is a water-soluble salt of a fatty acid having at least 12 carbon atoms, and the polyglycol emulsifier is diethylene glycol.
Claim 6
Dependent Claim
21 words
A water and oil emulsion which contains between 0.5 up to about 50% by weight of the composition of claim 1.
Claim 7
Dependent Claim
21 words
A water and oil emulsion which contains between 0.5 up to about 50% by weight of the composition of claim 2.
Claim 8
Dependent Claim
21 words
A water and oil emulsion which contains between 0.5 up to about 50% by weight of the composition of claim 3.
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) | 1989-12-29 | 1990-06-30 | 1990-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-12-29 | 1994-06-30 | 1994-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-12-29 | 1998-06-30 | 1998-12-30 | $7700.00 | Window Closed / Lapsed |