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US5144051A
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Branched alkoxyphenyl iodonium salt photoinitiators
Assignee: 3M Co
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Filing: 1990-05-29
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Granted: 1992-09-01
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Expires: 2010-05-29
Abstract
Abstract Disclosed are C 6 to C 11 branched chain alkoxy monosubstituted diaryl iodonium salts, such as [4-(2-ethylhexyloxy)phenyl]phenyliodonium hexafluoroantimonate. These diaryl iodonium salts are useful as photoinitiators for epoxy containing compounds, especially epoxysilanes.
Inventors
- 👤 Carl R. Kessel
- 👤 Ellen O. Aeling
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:26
CPC Classifications
C; C08; C08G; C08G65/00; C08G65/02; C08G65/04; C08G65/06; C08G65/08; C08G65/10; C08G65/105; C07; C07F; C07F9/00; C07F9/90; C07F9/902; C08G59/00; C08G59/18; C08G59/20; C08G59/32; C08G59/3254; C08G59/68; C09; C09D; C09D183/00; C09D183/04; C09D183/06
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
57 words
An aromatic iodonium salt represented by the formula: ##STR15## wherein: Ar 1 and Ar 2 are phenyl; R is a branched chain alkyl group having 6 to 8 carbon atoms; R 1 and R 2 are hydrogen; and X - is a halogen-containing complex anion selected from the group consisting of: tetrafluoroborate, hexafluorophosphate, hexafluoroarsenate, hexachloroantimonate, and hexafluoroantimonate.
Claim 2
Dependent Claim
57 words
An aromatic iodonium salt represented by the formula: ##STR15## wherein: Ar 1 and Ar 2 are phenyl; R is a branched chain alkyl group having 6 to 8 carbon atoms; R 1 and R 2 are hydrogen; and X - is a halogen-containing complex anion selected from the group consisting of: tetrafluoroborate, hexafluorophosphate, hexafluoroarsenate, hexachloroantimonate, and hexafluoroantimonate.
Claim 3
Dependent Claim
18 words
An aromatic iodonium salt according to claim 1 wherein: R 1 is 2-ethylhexyl; and X - is hexafluoroantimonate.
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) | 1995-09-01 | 1996-03-02 | 1996-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-09-01 | 2000-03-02 | 2000-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-09-01 | 2004-03-02 | 2004-09-01 | $7700.00 | Window Closed / Lapsed |