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US3991085A
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Epoxidized dialkyl peroxides
Assignee: Argus Chemical Corp
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Filing: 1974-12-26
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Granted: 1976-11-09
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Expires: 1994-12-26
Abstract
Abstract Dialkyl peroxides containing at least one epoxy grouping alpha to the peroxide linkage. Such peroxides have been found to be useful as catalysts in the preparation of heat cured polymer systems such as unsaturated polyester resins.
Inventors
- 👤 Charles B. Abma
- 👤 Ronald L. Friedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:43
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/12; C08; C08F; C08F299/00; C08F299/02; C08F299/04; C08F299/0442; C08F299/045
Claims Analysis
Total Claims: 15
Claim 1
Independent Claim
133 words
An epoxidized peroxide consisting of carbon, oxygen and hydrogen atoms and having the formula ##EQU1## wherein p is a positive whole number integer of from 1 to 2, R is selected from hydrogen or alkyl of up to 10 carbon atoms, and R' is a radical of up to 15 carbon atoms composed of carbon and hydrogen atoms attached to the peroxy linkage through a tertiary carbon atom, said R' being selected from monovalent alkyl and arylalkyl radicals when p is 1 and the following divalent radical when p is 2 ##EQU2## wherein m is a whole number integer selected from 0 to 5, n is a whole number integer of from 1 to 5, and o is a whole number integer of from 0 to 1, being 1 when m is zero.
Claim 2
Dependent Claim
133 words
An epoxidized peroxide consisting of carbon, oxygen and hydrogen atoms and having the formula ##EQU1## wherein p is a positive whole number integer of from 1 to 2, R is selected from hydrogen or alkyl of up to 10 carbon atoms, and R' is a radical of up to 15 carbon atoms composed of carbon and hydrogen atoms attached to the peroxy linkage through a tertiary carbon atom, said R' being selected from monovalent alkyl and arylalkyl radicals when p is 1 and the following divalent radical when p is 2 ##EQU2## wherein m is a whole number integer selected from 0 to 5, n is a whole number integer of from 1 to 5, and o is a whole number integer of from 0 to 1, being 1 when m is zero.
Claim 3
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 1, wherein p is 1 and R' is arylalkyl.
Claim 4
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 1, wherein p is 1 and R is alkyl.
Claim 5
Dependent Claim
12 words
An epoxidized peroxide in accordance with claim 1, wherein p is 2.
Claim 6
Dependent Claim
18 words
An epoxidized peroxide in accordance with claim 2, wherein R' is a cumyl radical and R is hydrogen.
Claim 7
Dependent Claim
21 words
An epoxidized peroxide in accordance with claim 2, wherein R' is a cumyl radical, R is ethyl, and R" is hydrogen.
Claim 8
Dependent Claim
18 words
An epoxidized peroxide in accordance with claim 3, wherein R is CH 3 --(CH 2 ) 6 --.
Claim 9
Dependent Claim
17 words
An epoxidized peroxide in accordance with claim 3, wherein R' is t-Butyl radical and R is hydrogen.
Claim 10
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 4, wherein R is hydrogen and R' is ##STR7##
Claim 11
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 4, wherein R is hydrogen and R' is ##STR8##
Claim 12
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 4, wherein R is hydrogen and R' is ##STR9##
Claim 13
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 4, wherein R is hydrogen and R' is ##STR10##
Claim 14
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 4, wherein R is hydrogen and R' is ##STR11##
Claim 15
Dependent Claim
16 words
An epoxidized peroxide in accordance with claim 1, wherein m and n are 1 to 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) | 1979-11-09 | 1980-05-10 | 1980-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-11-09 | 1984-05-10 | 1984-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-11-09 | 1988-05-10 | 1988-11-09 | $7700.00 | Window Closed / Lapsed |