US6166122A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alumina hydrate coating fluid, recording sheet and recorded product
Assignee: AGC Inc
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Filing: 1998-11-10
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Granted: 2000-12-26
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Expires: 2018-11-10
Abstract
Abstract An alumina hydrate coating fluid having alumina hydrate particles dispersed in an aqueous medium, which contains, as binders, a polyvinyl alcohol and a polymerizable binder which is a compound having a hydrocarbon group with a hydroxy group or a compound having a polyoxyalkylene chain, said compound having a substituent with an unsaturated bond or a substituent with an epoxy group.
Inventors
- 👤 Toshihiro Tanuma
- 👤 Toshiya Matsubara
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:07
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/50; B41M5/52; C; C09; C09D; C09D163/00; C09D163/10; C09D4/00; B41M5/5209; B41M5/5218; B41M5/5227; B41M5/5254
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
60 words
An alumina hydrate coating fluid having alumina hydrate particles dispersed in an aqueous medium, which contains, as binders, a polyvinyl alcohol and a polymerizable binder which is a compound having a hydrocarbon group with a hydroxy group or a compound having a polyoxyalkylene chain, said compound having a substituent with an unsaturated bond or a substituent with an epoxy group.
Claim 2
Dependent Claim
60 words
An alumina hydrate coating fluid having alumina hydrate particles dispersed in an aqueous medium, which contains, as binders, a polyvinyl alcohol and a polymerizable binder which is a compound having a hydrocarbon group with a hydroxy group or a compound having a polyoxyalkylene chain, said compound having a substituent with an unsaturated bond or a substituent with an epoxy group.
Claim 3
Dependent Claim
32 words
The alumina hydrate coating fluid according to claim 1, wherein the polyvinyl alcohol is from 20 to 80 wt % to the total amount of the polyvinyl alcohol and the polymerizable binder.
Claim 4
Dependent Claim
32 words
The alumina hydrate coating fluid according to claim 1, wherein the polyvinyl alcohol is from 40 to 60 wt % to the total amount of the polyvinyl alcohol and the polymerizable binder.
Claim 5
Dependent Claim
32 words
The alumina hydrate coating fluid according to claim 1, wherein the total amount of the polyvinyl alcohol and the polymerizable binder is from 5 to 50 wt % to the alumina hydrate.
Claim 6
Dependent Claim
22 words
The alumina hydrate coating fluid according to claim 1, wherein the polymerizable binder is a compound having a C 1-5 hydroxyalkyl group.
Claim 7
Dependent Claim
32 words
The alumina hydrate coating fluid according to claim 1, wherein the polymerizable binder is a compound having a polyoxyethylene chain having a number of oxyethylene repeating units of from 3 to 20.
Claim 8
Dependent Claim
24 words
The alumina hydrate coating fluid according to claim 1, wherein the polymerizable binder is a compound having a methacryloyl group or an acryloyl group.
Claim 9
Dependent Claim
20 words
The alumina hydrate coating fluid according to claim 1, wherein the polymerizable binder is a compound having a glycidyl group.
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) | 2003-12-26 | 2004-06-26 | 2004-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2007-12-26 | 2008-06-26 | 2008-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2011-12-26 | 2012-06-26 | 2012-12-26 | $7700.00 | Window Closed / Lapsed |