US5086087A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition containing uv curable unsaturated monomers and/or oligomers, a photoinitiator and colloidal silica with an oragnosilane compound, and the application of this composition in coatings
Assignee: DSM BV
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Filing: 1989-03-24
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Granted: 1992-02-04
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Expires: 2009-03-24
Abstract
Abstract The invention relates to a composition containing UV curable unsaturated monomers and/or oligomers, a photoinitiator and colloidal silica with an organosilane compound, a polyalkoxysilane being used as organosilane compound and the composition containing an acid catalyst.
Inventors
- 👤 Tosko A. Misev
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:03
CPC Classifications
C; C08; C08F; C08F8/00; C08F8/42; C08F2/00; C08F2/46; C08F2/48
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
20 words
Composition comprising UV curable unsaturated monomers and/or oligomers, a photoinitiator and colloidal silica with a polyalkoxysilane and an acid catalyst.
Claim 2
Dependent Claim
20 words
Composition comprising UV curable unsaturated monomers and/or oligomers, a photoinitiator and colloidal silica with a polyalkoxysilane and an acid catalyst.
Claim 3
Dependent Claim
11 words
Composition according to claim 1, wherein the polyalkoxysilane is a tetraalkoxysilane.
Claim 4
Dependent Claim
10 words
Composition according to claim 2, wherein the tetraalkoxysilane is tetramethoxysilane.
Claim 5
Dependent Claim
23 words
Composition according to claim 1, wherein a weight ratio of unsaturated double bond containing monomers and/or oligomers:colloidal silica is between 20:1 and 1:20.
Claim 6
Dependent Claim
24 words
Composition according to claim 1, wherein the acid catalyst is a latent catalyst whereby free acid under the influence of UV light is given.
Claim 7
Dependent Claim
8 words
Coating comprising a composition according to claim 1.
Claim 8
Dependent Claim
9 words
Substrate coated with a coating according to claim 6.
Claim 9
Dependent Claim
62 words
Process for preparing a substrate on a coating, comprising the steps of: applying onto a substrate a transparent polymer composition comprising UV curable unsaturated monomers and/or oligomers, a photoinitiator and colloidal silica with a polyalkoxysilane and an acid catalyst; and allowing this composition to cure under the influence of UV light, and the colloidal silica to cure under the influence of moisture.
Claim 10
Dependent Claim
62 words
Process for preparing a substrate on a coating, comprising the steps of: applying onto a substrate a transparent polymer composition comprising UV curable unsaturated monomers and/or oligomers, a photoinitiator and colloidal silica with a polyalkoxysilane and an acid catalyst; and allowing this composition to cure under the influence of UV light, and the colloidal silica to cure under the influence of moisture.
References Cited (Backward Citations)
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Cited
GB2066278A
Cited
US4372835A
Cited
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Cited
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Cited
US4417023A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-02-03 | 1995-08-05 | 1996-02-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-02-03 | 1999-08-05 | 2000-02-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-02-03 | 2003-08-05 | 2004-02-04 | $7700.00 | Window Closed / Lapsed |