US4310469A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaryliodonium salts
Assignee: General Electric Co
•
Filing: 1980-02-01
•
Granted: 1982-01-12
•
Expires: 2000-02-01
Abstract
Abstract Cationic polymerization of epoxy monomers or prepolymers can be achieved by use of certain radiation sensitive aromatic halonium salts. Curable compositions are provided which can be used as sealants, coating compounds, encapsulants, etc.
Inventors
- 👤 James V. Crivello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 09:11
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/68; C07; C07C; C07C17/00; C07C17/093; C07C17/10; C07C17/12; C07C25/00; C07C25/18; C08G59/20; C08G59/22; C08G59/30; C08G59/306
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
88 words
A diaryliodonium salt having the formula, ##STR21## where R 8 is a C 19 organo radical selected from alkyl, haloalkyl and branched alkyl, R 9 is selected from C.sub.(1-3) alkyl, C.sub.(1-8) alkoxy, nitro and halo, M is a metal or metalloid selected from phosphorus, antimony and arsenic, u is an integer having a value of 1 to 4 inclusive, v is a whole number having a value of 0 to 3 inclusive and the sum of u and v has a value of from 1 to 4 inclusive.
Claim 2
Dependent Claim
88 words
A diaryliodonium salt having the formula, ##STR21## where R 8 is a C 19 organo radical selected from alkyl, haloalkyl and branched alkyl, R 9 is selected from C.sub.(1-3) alkyl, C.sub.(1-8) alkoxy, nitro and halo, M is a metal or metalloid selected from phosphorus, antimony and arsenic, u is an integer having a value of 1 to 4 inclusive, v is a whole number having a value of 0 to 3 inclusive and the sum of u and v has a value of from 1 to 4 inclusive.
Claim 3
Dependent Claim
7 words
A diaryliodonium salt of the formula, ##STR22##
Claim 4
Dependent Claim
7 words
A diaryliodonium salt of the formula, ##STR22##
References Cited (Backward Citations)
US3585227A
Cited
US4058400A
Cited
US4069055A
Cited
GB1516352A
Cited
GB1516351A
Cited
US4136102A
Cited
US4161478A
Cited
US3981897A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1985-01-11 | 1985-07-13 | 1986-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-01-11 | 1989-07-13 | 1990-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-01-11 | 1993-07-13 | 1994-01-12 | $7700.00 | Window Closed / Lapsed |