US3890273A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anaerobically curable sealing composition containing 2,2-bis(4-acryloxy-alkoxy phenyl) propane
Assignee: ThreeBond Co Ltd
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Filing: 1974-04-26
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Granted: 1975-06-17
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Expires: 1994-04-26
Abstract
Abstract An anaerobically curable sealing composition having many kinds of excellent characteristics, such as being harmless to the human body, etc., consisting essentially of 100 parts by weight of a polymeric monomer having the general formula of WHEREIN, R1 and R2 represent hydrogen or alkyl radicals, respectively, R'' and R'''' represent alkylene radicals having from 2 to 4 carbon atoms, respectively, and m and n represent, respectively, an integer of from 2 to 8, 0.2 to 3 parts by weight of an organic peroxide, 0.05 to 0.5 part by weight of n-dodecyl mercaptan, 0.2 to 2 parts by weight of O-sulfobenzoic imide, and 0.1 to 1 part by weight of 2,6-di-tert.-butyl p-cresol.
Inventors
- 👤 Tsutomu Saito
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:53
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/10; C09J; C09J4/00; C09K2003/1034; C09K2003/1065; C09K2200/00; C09K2200/06; C09K2200/0615; C09K2200/0625
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
21 words
AN ANAEROBICALLY CURABLE SEALING COMPOSITION CONSISTING ESSENTIALLY OF 100 PARTS BY WEIGHT OF A POLYMERIC MONOMER HAVING THE GENERAL FORMULA OF
Claim 2
Dependent Claim
21 words
AN ANAEROBICALLY CURABLE SEALING COMPOSITION CONSISTING ESSENTIALLY OF 100 PARTS BY WEIGHT OF A POLYMERIC MONOMER HAVING THE GENERAL FORMULA OF
Claim 3
Dependent Claim
16 words
The composition as claimed in claim 1 wherein said polymeric monomer is 2,2-bis(4-methacryloxy di-ethoxy phenyl) propane.
Claim 4
Dependent Claim
17 words
The composition as claimed in claim 1 wherein said polymeric monomer is 2,2-bis (4-methacryloxy di-propoxy phenyl) propane.
Claim 5
Dependent Claim
17 words
The composition as claimed in claim 1 wherein said polymeric monomer is 2,2-bis (4-methacryloxy di-butoxy phenyl) propane.
Claim 6
Dependent Claim
19 words
The composition as claimed in claim 1 wherein said polymeric monomer is 2 (4-methacryloxy di-ethoxy phenyl)-2(4-methacryloxy triethoxy phenyl) propane.
Claim 7
Dependent Claim
39 words
The composition as claimed in claim 1 wherein said polymeric monomer is selected from the group consisting of 2,2-bis (4-methacryloxy tri-ethoxy phenyl) propane, 2,2-bis (4-methacryloxy tetra-ethoxy phenyl) propane, 2,2-bis (4-methacryloxy penta-ethoxy phenyl) propane, and 2,2-bis (4-methacryloxy hexa-ethoxy phenyl) propane.
Claim 8
Dependent Claim
14 words
The composition as claimed in claim 1 wherein said organic peroxide is cumene hydroperoxide.
Claim 9
Dependent Claim
33 words
The composition as claimed in claim 1 wherein said organic peroxide is selected from the group consisting of benzoyl peroxide, methyl ethyl ketone peroxide, cyclohexanone peroxide, di-tert.-butyl peroxide, lauroyl peroxide and di-cumyl peroxide.
Claim 10
Dependent Claim
25 words
The composition as claimed in claim 1 wherein the amount of said organic peroxide is within the range of 0.5 to 1.5 part by weight.
Claim 11
Dependent Claim
21 words
The composition as claimed in claim 1 wherein the amount of said organic peroxide is equal to 0.5 part by weight.
Claim 12
Dependent Claim
25 words
The composition as claimed in claim 1 wherein the amount of said n-dodecyl mercaptan is within the range of 0.1 to 0.5 part by weight.
Claim 13
Dependent Claim
21 words
The composition as claimed in claim 1 wherein the amount of said n-dodecyl mercaptan is equal to 0.2 part by weight.
Claim 14
Dependent Claim
25 words
The composition as claimed in claim 1 wherein the amount of said O-sulfobenzoic imide is within the range of 0.8 to 1.5 part by weight.
Claim 15
Dependent Claim
21 words
The composition as claimed in claim 1 wherein the amount of said O-sulfobenzoic imide is equal to 0.8 part by weight.
Claim 16
Dependent Claim
26 words
The composition as claimed in claim 1 wherein the amount of said 2,6-dieteriary butyl p-cresol is within the range of 0.3 to 0.8 part by weight.
Claim 17
Dependent Claim
22 words
The composition as claimed in claim 1 wherein the amount of said 2,6-di-tertiary butyl p-cresol is equal to 0.5 part by weight.
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) | 1978-06-16 | 1978-12-16 | 1979-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-06-16 | 1982-12-16 | 1983-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-06-16 | 1986-12-16 | 1987-06-17 | $7700.00 | Window Closed / Lapsed |