US4543397A
Expired / Lapsed
US
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Styryloxy resins and compositions thereof
Assignee: Henkel Loctite Ireland Ltd
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Filing: 1984-12-03
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Granted: 1985-09-24
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Expires: 2004-12-03
Abstract
Abstract Polyfunctional cationically polymerizable styryloxy compound of the formula ##STR1## where R 1 and R 2 are H, or one of R 1 and R 2 are H and the other is methyl; R 3 and R 4 are H, lower alkyl, or alkoxy if R 2 is not methyl; R 5 is a divalent hydrocarbon radical; G is any multivalent organic or inorganic radical free of amino, aliphatic hydroxyl, aliphatic thiol or other groups which interfere with cationic polymerization; and n is an integer of two or more.
Inventors
- 👤 John Woods
- 👤 John M. Rooney
- 👤 Stephen J. Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:06
CPC Classifications
C; C08; C08G; C08G77/00; C08G77/04; C08G77/38; C07; C07C; C07C43/00; C07C43/02; C07C43/20; C07C43/215; C07C43/23; C07C45/00; C07C45/61; C07C45/67; C07C45/68; C07C45/70; C07C45/71; C08F; C08F12/00; C08F12/34
Claims Analysis
Total Claims: 17
Claim 1
Independent Claim
130 words
Polyfunctional cationically polymerizable styryloxy compounds of the formula ##STR4## where R 1 and R 2 are H, or one of R 1 and R 2 are H and the other is methyl; R 3 and R 4 are H, lower alkyl, or alkoxy if R 2 is not methyl; R 5 is a divalent hydrocarbon radical; G is any multivalent organic or inorganic radical free of amino, aliphatic hydroxyl, aliphatic thiol, or other groups which interfere with cationic polymerization; and n is an integer of two or more, said compounds selected from the class consisting of: (a) compounds in which G comprises a polyorganosiloxane backbone; (b) compounds when G is an n valent hydrocarbon radical; and (c) compounds of the formula: ##STR5## where G 1 is as defined for G.
Claim 2
Dependent Claim
130 words
Polyfunctional cationically polymerizable styryloxy compounds of the formula ##STR4## where R 1 and R 2 are H, or one of R 1 and R 2 are H and the other is methyl; R 3 and R 4 are H, lower alkyl, or alkoxy if R 2 is not methyl; R 5 is a divalent hydrocarbon radical; G is any multivalent organic or inorganic radical free of amino, aliphatic hydroxyl, aliphatic thiol, or other groups which interfere with cationic polymerization; and n is an integer of two or more, said compounds selected from the class consisting of: (a) compounds in which G comprises a polyorganosiloxane backbone; (b) compounds when G is an n valent hydrocarbon radical; and (c) compounds of the formula: ##STR5## where G 1 is as defined for G.
Claim 3
Dependent Claim
14 words
A compound as in claim 1 wherein R 1 and R 2 are H.
Claim 4
Dependent Claim
17 words
A compound as in claim 1 wherein R 1 is CH 3 and R 2 is H.
Claim 5
Dependent Claim
19 words
A compound as in claim 1 wherein R 2 and R 4 are H and R 3 is methoxy.
Claim 6
Dependent Claim
41 words
A compound as in claim 1 comprising the etherification reaction product of a compound of the formula ##STR6## with a compound of the formula X n R 6 where R 6 is an n valent hydrocarbon group and X is halogen.
Claim 7
Dependent Claim
35 words
A compound as in claim 1 comprising the transesterification reaction product of a compound of the formula ##STR7## where R 7 is alkyl or substituted alkyl with a compound having a plurality of hydroxyl groups.
Claim 8
Dependent Claim
12 words
A compound as in claim 1 wherein G comprises a polyorganosiloxane backbone.
Claim 9
Dependent Claim
10 words
A crosslinked polymer of a compound as in claim 1.
Claim 10
Dependent Claim
24 words
A polymer as in claim 8 crosslinked by UV irradiation of a solid compound as in claim 1 in the absence of a photoinitiator.
Claim 11
Dependent Claim
10 words
A polymer as in claim 8 crosslinked by cationic polymerization.
Claim 12
Dependent Claim
25 words
A polymer as in claim 10 wherein said polymer is obtained by UV irradiation of a composition comprising said styryloxy compound and a cationic photoinitiator.
Claim 13
Independent Claim
106 words
A method of curing a compound to a cross-linked solid, the compound having the formula: ##STR8## where R 1 and R 2 are H, or one of R 1 and R 2 are H and the other is methyl; R 3 and R 4 are H, lower alkyl, or alkoxy if R 2 is not methyl; R 5 is a divalent hydrocarbon radical; G is any multivalent organic or inorganic radical free of amino, aliphatic hydroxyl, aliphatic thiol, or other groups which interfere with cationic polymerization; and n is an integer of two or more; the method comprising polymerizing said compound with a cationic polymerization initiator.
Claim 14
Independent Claim
106 words
A method of curing a compound to a cross-linked solid, the compound having the formula: ##STR8## where R 1 and R 2 are H, or one of R 1 and R 2 are H and the other is methyl; R 3 and R 4 are H, lower alkyl, or alkoxy if R 2 is not methyl; R 5 is a divalent hydrocarbon radical; G is any multivalent organic or inorganic radical free of amino, aliphatic hydroxyl, aliphatic thiol, or other groups which interfere with cationic polymerization; and n is an integer of two or more; the method comprising polymerizing said compound with a cationic polymerization initiator.
Claim 15
Dependent Claim
31 words
A method as in claim 12 for providing a colored cross-linked coating on a substrate, the method further comprising coating said substrate with said composition prior to cationically polymerizing the composition.
Claim 16
Dependent Claim
27 words
The method of claim 13 wherein said composition further comprises a cationic photoinitiator and said cationically polymerizing step comprises irradiating said composition coated substrate with UV irradiation.
Claim 17
Dependent Claim
85 words
The method of claim 14 wherein said cationic photoinitiator is a salt of a complex halogenide having the formula [A].sub.d.sup.+ [MX.sub.e ].sup.-(e-f) where A is a cation selected from the group consisting of iodonium, sulfonium, thiopyrylium, pyrylium and diazonium cations, M is a metalloid, and X is a halogen radical, b equals e minus f, f equals the valence of M and is an integer equal to from 2-7 inclusive, e is greater than f and is an integer having a value up to 8.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1988-09-23 | 1989-03-25 | 1989-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1992-09-23 | 1993-03-25 | 1993-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1996-09-23 | 1997-03-25 | 1997-09-24 | $7700.00 | Window Closed / Lapsed |