US4153565A
Expired / Lapsed
US
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Benzotriazole adduct and lubricant compositions containing said adduct
Assignee: Mobil Oil AS
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Filing: 1978-06-15
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Granted: 1979-05-08
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Expires: 1998-06-15
Abstract
Abstract {PG,1 Lubricant compositions containing oleaginous materials and, in amounts sufficient to impart oxidation protection, corrosion resistance and antiwear properties thereto, an adduct of a benzotriazole compound and alkyl vinyl ether or a vinyl ester of a carboxylic acid.
Inventors
- 👤 Milton Braid
- 👤 Phillip S. Landis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:36
CPC Classifications
C; C10; C10M; C10M133/00; C10M133/02; C10M133/38; C10M133/44; C07; C07D; C07D249/00; C07D249/16; C07D249/18; C10M2205/00; C10M2205/02; C10M2205/022; C10M2205/026; C10M2205/028; C10M2205/14; C10M2207/00; C10M2207/04; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2211/00; C10M2211/02; C10M2215/00; C10M2215/10; C10M2215/102; C10M2215/22; C10M2215/221; C10M2215/223; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2227/00; C10M2227/02; C10M2227/04; C10M2227/08; C10M2227/081; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2040/00; C10N2040/08; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 20
Claim 1
Independent Claim
122 words
A lubricant composition which comprises a lubricating medium, and in an amount effective to impart antioxidation and metal corrosion prevention properties thereto, the adduct of (1) a benzotriazole compound having the formula: ##STR7## wherein R is hydrogen or a hydrocarbyl group containing from 1 to about 12 carbon atoms; and (2) an alkyl vinyl ether or a vinyl ester of a hydrocarbylcarboxylic acid, having the formula: R'CH═CH--O--R" or ##STR8## where R' is hydrogen or an alkyl group containing from 1 to about 8 carbon atoms, R" is an alkyl group containing from 1 to about 18 carbon atoms, and R''' is an alkyl group, an aryl group, an alkaryl group or an aralkyl group containing from 1 to about 18 carbon atoms.
Claim 2
Dependent Claim
122 words
A lubricant composition which comprises a lubricating medium, and in an amount effective to impart antioxidation and metal corrosion prevention properties thereto, the adduct of (1) a benzotriazole compound having the formula: ##STR7## wherein R is hydrogen or a hydrocarbyl group containing from 1 to about 12 carbon atoms; and (2) an alkyl vinyl ether or a vinyl ester of a hydrocarbylcarboxylic acid, having the formula: R'CH═CH--O--R" or ##STR8## where R' is hydrogen or an alkyl group containing from 1 to about 8 carbon atoms, R" is an alkyl group containing from 1 to about 18 carbon atoms, and R''' is an alkyl group, an aryl group, an alkaryl group or an aralkyl group containing from 1 to about 18 carbon atoms.
Claim 3
Dependent Claim
67 words
The composition of claim 1 wherein R is hydrogen or an alkyl group containing from 1 to about 8 carbon atoms, R' is hydrogen or an alkyl group containing from 1 to about 11 carbon atoms, R" is an alkyl group containing from 1 to about 8 carbon atoms, and R''' is an alkyl, aralkyl or alkaryl group containing from about 1 to about 14 carbon atoms.
Claim 4
Dependent Claim
11 words
The composition of claim 1 wherein said benzotriazole compound is benzotriazole.
Claim 5
Dependent Claim
11 words
The composition of claim 1 wherein said benzotriazole compound is toluotriazole.
Claim 6
Dependent Claim
14 words
The composition of claim 1 wherein said alkyl vinyl ether is butyl vinyl ether.
Claim 7
Dependent Claim
12 words
The composition of claim 1 wherein said vinyl ester is vinyl acetate.
Claim 8
Dependent Claim
23 words
The composition of claim 1 wherein said lubricating medium is selected from the group consisting of mineral oils, synthetic oils and greases thereof.
Claim 9
Dependent Claim
25 words
The composition of claim 1 wherein said adduct is present in an amount from about 0.01 to about 10% by weight of the total composition.
Claim 10
Dependent Claim
48 words
The composition of claim 1 wherein said benzotriazole compound and alkyl vinyl ether or vinyl hydrocarbylcarboxylate are reacted at molar ratio of benzotriazole compound to alkyl vinyl ether or ester of from 1:1 to about 1:10 and at temperature of from about 25° C. to about 150° C.
Claim 11
Dependent Claim
94 words
An adduct of (1) a benzotriazole compound having the formula: ##STR9## wherein R is hydrogen or a hydrocarbyl group containing from 1 to about 12 carbon atoms; and (2) an alkyl vinyl ether or acetate, having the formula: R'CH═CH--O--R" or ##STR10## where R' is hydrogen or an alkyl group containing from 1 to about 8 carbon atoms, R" is an alkyl group containing from 1 to about 18 carbon atoms, and R''' is an alkyl group, an aryl group, an alkaryl group or an aralkyl group containing from 1 to about 18 carbon atoms.
Claim 12
Dependent Claim
94 words
An adduct of (1) a benzotriazole compound having the formula: ##STR9## wherein R is hydrogen or a hydrocarbyl group containing from 1 to about 12 carbon atoms; and (2) an alkyl vinyl ether or acetate, having the formula: R'CH═CH--O--R" or ##STR10## where R' is hydrogen or an alkyl group containing from 1 to about 8 carbon atoms, R" is an alkyl group containing from 1 to about 18 carbon atoms, and R''' is an alkyl group, an aryl group, an alkaryl group or an aralkyl group containing from 1 to about 18 carbon atoms.
Claim 13
Dependent Claim
66 words
The adduct of claim 10 wherein R is hydrogen or an alkyl group containing from 1 to about 8 carbon atoms, R' is hydrogen or an alkyl group containing from 1 to about 11 carbon atoms, R" is an alkyl group containing from 1 to about 8 carbon atoms, and R''' is an alkyl aralkyl or alkaryl group containing from 1 to about 14 carbon atoms.
Claim 14
Dependent Claim
11 words
The adduct of claim 10 wherein said benzotriazole compound is benzotriazole.
Claim 15
Dependent Claim
11 words
The adduct of claim 10 wherein said benzotriazole compound is toluotriazole.
Claim 16
Dependent Claim
14 words
The adduct of claim 10 wherein said alkyl vinyl ether is butyl vinyl ether.
Claim 17
Dependent Claim
13 words
The adduct of claim 10 wherein said vinyl hydrocarbylcarboxylate ester is vinyl acetate.
Claim 18
Dependent Claim
47 words
The adduct of claim 10 wherein said benzotriazole compound and alkyl vinyl ether or acetate are reacted at molar ratio of benzotriazole compound to alkyl vinyl ether or acetate of from 1:1 to about 1:10 and at temperature of from about 25° C. to about 150° C.
Claim 19
Dependent Claim
10 words
The adduct of claim 10 which has the formula: ##STR11##
Claim 20
Dependent Claim
10 words
The adduct of claim 10 which has the formula: ##STR12##
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) | 1982-05-07 | 1982-11-06 | 1983-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-05-07 | 1986-11-06 | 1987-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-05-07 | 1990-11-06 | 1991-05-08 | $7700.00 | Window Closed / Lapsed |