US5064743A
Expired / Lapsed
US
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Thermal transfer recording medium
Assignee: Konica Minolta Inc
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Filing: 1989-05-15
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Granted: 1991-11-12
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Expires: 2009-05-15
Abstract
Abstract A thermal transfer recording medium having a support and provided thereon, plural heat softening layers is disclosed. The thermal transfer recording medium comprses one of the following Constitutions (1) to (3); Constitution (1): a support, the first heat softening layer containing at least a colorant and a fusible material, and the second heat softening layer containing at least a thermoplastic resin and a nonionic surfactant, in this sequence, wherein said second heat softening layer is substantially colorless; Constitution (2): a support, the first heat softening layer containing at least a colorant and a fusible material, and the second heat softening layer containing at least a thermoplastic resin and a tackifier, in this sequence, wherein said second heat softening layer is substantially colorless; Constitution (3): a support, the first heat softening layer containing at least a fusible material, the second heat softening layer containing at least a colorant and a thermoplastic resin, and the third heat softening layer containing at least a fusible material, in this sequence, wherein said third heat softening layer is substantially colorless.
Inventors
- 👤 Kunihiro Koshizuka
- 👤 Toshiaki Tezuka
- 👤 Takao Abe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:59
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/26; B41M5/382; B41M5/38228; B41M2205/00; B41M2205/02; B41M2205/06; B41M5/40; B41M5/42; B41M5/423; B41M5/44; Y; Y10; Y10S; Y10S430/00; Y10S430/165
Claims Analysis
Total Claims: 29
Claim 1
Independent Claim
113 words
A thermal transfer recording medium having a support and provided thereon, plural heat softening layers, comprising one of Constitutions (1) and (2); Constitution (1): a support, a first heat softening layer containing at least a colorant and a fusible material, and a second heat softening layer containing at least a thermoplastic resin and a nonionic surfactant, in this sequence, wherein said second heat softening layer is substantially colorless; Constitution (2): a support, a first heat softening layer containing at least a colorant and a fusible material, and a second heat softening layer containing at least a thermoplastic resin and a tackifier, in this sequence, wherein said second heat softening layer is substantially colorless.
Claim 2
Dependent Claim
113 words
A thermal transfer recording medium having a support and provided thereon, plural heat softening layers, comprising one of Constitutions (1) and (2); Constitution (1): a support, a first heat softening layer containing at least a colorant and a fusible material, and a second heat softening layer containing at least a thermoplastic resin and a nonionic surfactant, in this sequence, wherein said second heat softening layer is substantially colorless; Constitution (2): a support, a first heat softening layer containing at least a colorant and a fusible material, and a second heat softening layer containing at least a thermoplastic resin and a tackifier, in this sequence, wherein said second heat softening layer is substantially colorless.
Claim 3
Dependent Claim
18 words
The recording medium of claim 1, wherein said colorant is an organic and inorganic pigment or a dyestuff.
Claim 4
Dependent Claim
40 words
The recording medium of claim 1, wherein said fusible material is a vegetable wax, an animal wax, a petroleum wax, a mineral wax, a higher fatty acid, a higher alcohol, a higher fatty ester, an amide, or a higher amine.
Claim 5
Dependent Claim
22 words
The recording medium of claim 3, wherein said fusible material is a wax having a melting point of 50° to 100° C.
Claim 6
Dependent Claim
48 words
The recording medium of claim 1, wherein said thermoplastic resin is an ethylene copolymer, a polyamide resin, a polyester resin, a polyurethane resin, a polyolefin resin, an acrylic resin, a polyvinyl chloride resin, a diene copolymer, a cellulose resin, a rosin, a natural rubber, or a synthetic rubber.
Claim 7
Dependent Claim
39 words
The recording medium of claim 5, wherein said thermoplastic resin is an ethylene copolymer, an acrylic resin, or a diene copolymer each having a softening point of 60° to 130° C. and a melt index of 2 to 1500.
Claim 8
Dependent Claim
23 words
The recording medium of claim 6, wherein said softening point and melt index are 70° to 100° C. and 10 to 1500, respectively.
Claim 9
Dependent Claim
45 words
The recording medium of claim 1, wherein said nonionic surfactant is a polyvalent alcohol, a polyvalent alcohol fatty ester, a condensed polyvalent alcohol, a condensed polyvalent alcohol fatty ester, a polyoxyethylene alkyl ether, a polyoxyethylene fatty ester, or a polyoxyethylene polyvalent alcohol ether fatty ester.
Claim 10
Dependent Claim
27 words
The recording medium of claim 8, wherein said nonionic surfactant is a polyoxyethylene alkyl ether, a polyoxyethylene fatty ester, or a polyoxyethylene polyvalent alcohol ether fatty ester
Claim 11
Dependent Claim
28 words
The recording medium of claim 1, wherein said tackifier is a rosin, a hydrogenated rosin, a rosin-maleic acid adduct, a polymerized rosin, a terpene, or a petroleum resin.
Claim 12
Dependent Claim
36 words
The recording medium of claim 2, wherein content ratios of said colorant contained in the first softening layers of Constitutions (1) and (2) are independently 5 to 40% by weight of a total weight of constituents.
Claim 13
Dependent Claim
17 words
The recording medium of claim 11, wherein said content ratios are independently 10 to 30% by weight.
Claim 14
Dependent Claim
43 words
The recording medium of claim 3, wherein content ratios of said fusible material contained in the first softening layers of Constitutions (1) and (2), are 5 to 95% by weight and 5 to 95% by weight of a total weight of constituents, respectively.
Claim 15
Dependent Claim
23 words
The recording medium of claim 13, wherein said content ratios are 60 to 80% by weight and 60 to 80% by weight respectively.
Claim 16
Dependent Claim
43 words
The recording medium of claim 5, wherein content ratios of said thermoplastic resin contained in the second softening layers of Constitutions (1) and (2) are 10 to 90% by weight and 10 to 90% by weight, of a total weight of constituents, respectively.
Claim 17
Dependent Claim
39 words
The recording medium of claim 8, comprising Constitution (1) and wherein a content ratio of said nonionic surfactant contained in the second softening layer of Constitution (1) is 1 to 50% by weight of a total weight of constituents.
Claim 18
Dependent Claim
16 words
The recording medium of claim 16, wherein said content ratio is 3 to 30% by weight.
Claim 19
Dependent Claim
38 words
The recording medium of claim 10, comprising Constitution (2) and wherein a content ratio of said tackifier contained in the second softening layer of Constitution (2) is 3 to 50% by weight of a total weight of constituents.
Claim 20
Dependent Claim
23 words
The recording medium of claim 13, comprising Constitution (2) wherein said fusible material is contained in the second softening layer of Constitution (2).
Claim 21
Dependent Claim
26 words
The recording medium of claim 19, wherein a content ratio of said fusible material is 5 to 90% by weight of a total weight of constituents.
Claim 22
Dependent Claim
16 words
The recording medium of claim 20, wherein said content ratio is 10 to 50% by weight.
Claim 23
Dependent Claim
24 words
The recording medium of claim 15 comprising Constitution (1) and, wherein said thermoplastic resin is contained in the first softening layer of Constitution (1).
Claim 24
Dependent Claim
36 words
The recording medium of claim 15, wherein content ratios of said thermoplastic resin in the first softening layers of Constitutions (1) and (2) are 1 to 40% by weight and 0.3 to 4.0% by weight, respectively.
Claim 25
Dependent Claim
23 words
The recording medium of claim 23, wherein said content ratios are 5 to 15% by weight and 0.8 to 2.5% by weight, respectively.
Claim 26
Dependent Claim
29 words
The recording medium of claim 13, wherein thicknesses of the first softening layers of Constitutions (1) and (2) are 0.3 to 8.0 μm and 0.6 to 8.0 μm, respectively.
Claim 27
Dependent Claim
29 words
The recording medium of claim 15, wherein thicknesses of the second softening layers of Constitutions (1) and (2) are 0.3 to 5.0 μm and 0.5 to 3.0 μm, respectively.
Claim 28
Dependent Claim
9 words
The recording medium of claim 1 comprising Constitution (1).
Claim 29
Dependent Claim
9 words
The recording medium of claim 1 comprising Constitution (2).
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| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
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| 3.5 Years (Year 4) | 1994-11-11 | 1995-05-13 | 1995-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-11-11 | 1999-05-13 | 1999-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-11-11 | 2003-05-13 | 2003-11-12 | $7700.00 | Window Closed / Lapsed |