Patent US5139868A successfully refreshed from Google Patents.
US5139868A
Expired / Lapsed
US
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Recording medium and image forming method making use of it
Assignee: Canon Inc
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Filing: 1990-01-26
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Granted: 1992-08-18
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Expires: 2010-01-26
Abstract
Abstract A recording medium comprises a substrate and an ink-receiving layer provided on said substrate, wherein said ink-receiving layer contains a reaction product of a gelling agent with a coupling agent. An image forming method comprises applying ink-jet recording to the recording medium, thereby forming an image.
Inventors
- 👤 Takahiro Mori
- 👤 Masahiko Higuma
- 👤 Hiroshi Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:48
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/50; B41M5/52; B41M5/5236; Y; Y10; Y10T; Y10T428/00; Y10T428/27; Y10T428/273; Y10T428/31504; Y10T428/31855
Claims Analysis
Total Claims: 22
Claim 1
Independent Claim
35 words
A recording medium comprising a light-transmissive substrate and an ink-receiving layer provided on said substrate, wherein said ink-receiving layer contains a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent.
Claim 2
Dependent Claim
35 words
A recording medium comprising a light-transmissive substrate and an ink-receiving layer provided on said substrate, wherein said ink-receiving layer contains a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent.
Claim 3
Dependent Claim
32 words
A recording medium according to claim 1, wherein said reaction product is contained in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 4
Dependent Claim
32 words
A recording medium according to claim 1, wherein said coupling agent is at least one compound selected from the group consisting of a polyisocyanate compound, a polyepichlorohydrin compound and a polymethylol compound.
Claim 5
Dependent Claim
16 words
A recording medium according to claim 1, wherein said ink-receiving layer further contains a hydrophilic resin.
Claim 6
Dependent Claim
14 words
A recording medium according to claim 4, wherein said hydrophilic resin is polyvinyl pyrrolidone.
Claim 7
Dependent Claim
75 words
A recording medium comprising a light-transmissive substrate and an ink-receiving layer provided on said substrate, wherein said ink-receiving layer has a thickness ranging from 1 to 100 μm, and contains a hydrophilic resin, a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent, and a condensation product of sorbitol with benzaldehyde in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 8
Dependent Claim
75 words
A recording medium comprising a light-transmissive substrate and an ink-receiving layer provided on said substrate, wherein said ink-receiving layer has a thickness ranging from 1 to 100 μm, and contains a hydrophilic resin, a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent, and a condensation product of sorbitol with benzaldehyde in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 9
Dependent Claim
14 words
A recording medium according to claim 6, wherein said hydrophilic resin is polyvinyl pyrrolidone.
Claim 10
Dependent Claim
32 words
A recording medium according to claim 6, wherein said reaction product is contained in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 11
Dependent Claim
32 words
A recording medium according to claim 6, wherein said coupling agent is at least one compound selected from the group consisting of a polyisocyanate compound, a polyepichlorohydrin compound and a polymethylol compound.
Claim 12
Dependent Claim
97 words
A recording medium comprising a light-transmissive substrate and provided thereon an ink-receiving layer containing highly water-absorptive resin particles having a water absorption power from 50 times to 1000 times their own weight and a binder, wherein said resin particles, protruding from the surface of a binder layer of said ink-receiving layer to a height of from 1 to 100 μm, are present in the number of 50 to 5000 per 1 mm 2 of the ink-receiving surface, and said binder layer contains a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent.
Claim 13
Dependent Claim
97 words
A recording medium comprising a light-transmissive substrate and provided thereon an ink-receiving layer containing highly water-absorptive resin particles having a water absorption power from 50 times to 1000 times their own weight and a binder, wherein said resin particles, protruding from the surface of a binder layer of said ink-receiving layer to a height of from 1 to 100 μm, are present in the number of 50 to 5000 per 1 mm 2 of the ink-receiving surface, and said binder layer contains a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent.
Claim 14
Dependent Claim
36 words
A recording medium according to claim 10, wherein said reaction product is contained in the binder layer in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 15
Dependent Claim
32 words
A recording medium according to claim 10, wherein said coupling agent is at least one compound selected from the group consisting of a polyisocyanate compound, a polyepichlorohydrin compound and a polymethylol compound.
Claim 16
Dependent Claim
16 words
A recording medium according to claim 10, wherein said ink-receiving layer further contains a hydrophilic resin.
Claim 17
Dependent Claim
39 words
A recording medium according to claim 10, wherein said ink-receiving layer further contains a condensation product of sorbitol with benzaldehyde in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 18
Dependent Claim
43 words
An image forming method comprising the step of applying ink-jet recording to a recording medium having a light-transmissive substrate, and an ink-receiving layer containing a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent, thereby forming an image.
Claim 19
Dependent Claim
43 words
An image forming method comprising the step of applying ink-jet recording to a recording medium having a light-transmissive substrate, and an ink-receiving layer containing a reaction product of a condensation product of sorbitol with benzaldehyde and a coupling agent, thereby forming an image.
Claim 20
Dependent Claim
17 words
An image forming method according to claim 15, wherein said ink-receiving layer further contains a hydrophilic resin.
Claim 21
Dependent Claim
40 words
An image forming method according to claim 15, wherein said ink-receiving layer further contains a condensation product of sorbitol with benzaldehyde in an amount ranging from 10 to 70% by weight based on the total weight of the ink-receiving layer.
Claim 22
Dependent Claim
27 words
An image forming method according to claim 15, wherein said ink-jet recording is a process utilizing a system in which ink droplets are ejected using heat energy.
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) | 1995-08-18 | 1996-02-17 | 1996-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-08-18 | 2000-02-17 | 2000-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-08-18 | 2004-02-17 | 2004-08-18 | $7700.00 | Window Closed / Lapsed |