US4130495A
Expired / Lapsed
US
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Liquid jojoba oil derivatives
Assignee: Negev Jojoba
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Filing: 1976-11-18
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Granted: 1978-12-19
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Expires: 1996-11-18
Abstract
Abstract A non-factice sulfohalogenated jojoba oil characterized by a M.W. under 4,500, an I.V. greater than 5, a sulfur content below 8.7% and having a sulfur to halogen mole ratio of about 1.1:1.0 to about 1.0:1.1.
Inventors
- 👤 Jaime Wisniak
- 👤 Hanoch Benajahu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 15:37
CPC Classifications
C; C10; C10M; C10M135/00; C10M135/02; C10M135/06; C07; C07C; C07C323/00; C10M2219/00; C10M2219/02; C10M2219/024; C10N; C10N2040/00; C10N2040/02; C10N2040/08; C10N2040/20
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
39 words
A non-factice sulfohalogenated jojoba oil characterized by a M.W. under 4,500, and an iodine value greater than 5, a sulfur content below 8.7% by weight and having a sulfur to halogen mole ratio of about 1.1:1.0 to about 1.0:1.1.
Claim 2
Dependent Claim
39 words
A non-factice sulfohalogenated jojoba oil characterized by a M.W. under 4,500, and an iodine value greater than 5, a sulfur content below 8.7% by weight and having a sulfur to halogen mole ratio of about 1.1:1.0 to about 1.0:1.1.
Claim 3
Dependent Claim
19 words
A sulfohalogenated jojoba oil in accordance with claim 1 wherein the sulfur content is between about 6.5 and 8.5%.
Claim 4
Dependent Claim
20 words
A liquid sulfohalogenated jojoba oil in accordance with claim 1 wherein the sulfur content is between about 7 and 8%.
Claim 5
Dependent Claim
15 words
A sulfohalogenated jojoba oil in accordance with claim 1 wherein the jojoba oil is sulfochlorinated.
Claim 6
Dependent Claim
15 words
A sulfohalogenated jojoba oil in accordance with claim 1 wherein the jojoba oil is sulfobrominated.
Claim 7
Dependent Claim
17 words
A lubricating oil comprising a sulfohalogenated jojoba oil in accordance with claim 1 as an additive therein.
Claim 8
Dependent Claim
29 words
A process for preparing a non-factice sulfohalogenated jojoba oil in accordance with claim 1 wherein each mole of jojoba oil is reacted with less than one mole of sulfurhalide.
Claim 9
Dependent Claim
12 words
A process in accordance with claim 7 wherein sulfur monochloride is used.
Claim 10
Dependent Claim
12 words
A process in accordance with claim 7 wherein sulfur monobromide is used.
Claim 11
Dependent Claim
19 words
A process in accordance with claim 7 wherein the sulfohalogenation is conducted in the presence of a cyclic solvent.
Claim 12
Dependent Claim
19 words
A process in accordance with claim 10 wherein the cyclic solvent has a dielectric constant between 2 to 15.
Claim 13
Dependent Claim
22 words
A process in accordance with claim 10 wherein the solvent is selected from the group consisting of benzene, chlorobenzene, 1,4-dioxane and dichlorobenzene.
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) | 1981-12-18 | 1982-06-19 | 1982-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-12-18 | 1986-06-19 | 1986-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-12-18 | 1990-06-19 | 1990-12-19 | $7700.00 | Window Closed / Lapsed |