Patent US4443535A successfully refreshed from Google Patents.
US4443535A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photographic resin-coated paper
Assignee: Fujifilm Holdings Corp
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Filing: 1982-07-16
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Granted: 1984-04-17
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Expires: 2002-07-16
Abstract
Abstract In a photographic resin-coated paper comprising a polyolefin resin layer containing titanium dioxide powder therein and having embossed pattern on the surface, the improvement comprises employment of titanium dioxide powder coated with an alcohol having 2-18 carbon atoms and 2-4 hydroxyl groups as the titanium dioxide powder.
Inventors
- 👤 Masataka Kiritani
- 👤 Yasuzi Asao
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:38
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/775; G03C1/79; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31902
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
47 words
In a photographic resin-coated paper comprising a polyolefin resin layer containing titanium dioxide powder therein and having embossed pattern on the surface, the improvement comprises employment of titanium dioxide powder coated with an alcohol having 2-18 carbon atoms and 3 methylol groups as the titanium dioxide powder.
Claim 2
Dependent Claim
47 words
In a photographic resin-coated paper comprising a polyolefin resin layer containing titanium dioxide powder therein and having embossed pattern on the surface, the improvement comprises employment of titanium dioxide powder coated with an alcohol having 2-18 carbon atoms and 3 methylol groups as the titanium dioxide powder.
Claim 3
Dependent Claim
17 words
The photographic resin-coated paper as claimed in claim 1, in which the alcohol contains 2-6 carbon atoms.
Claim 4
Dependent Claim
17 words
The photographic resin-coated paper as claimed in claim 1, in which the alcohol contains 4-5 carbon atoms.
Claim 5
Dependent Claim
15 words
The photographic resin-coated paper as claimed in claim 1, in which the alcohol is trimethylolethane.
Claim 6
Dependent Claim
37 words
The photographic resin-coated paper as claimed in claim 1, in which the alcohol is coated over the titanium dioxide powder in the amount of about 0.01 to about 10 percent by weight of the titanium dioxide powder.
Claim 7
Dependent Claim
37 words
The photographic resin-coated paper as claimed in claim 1, in which the alcohol is coated over the titanium dioxide powder in the amount of about 0.1 to about 1.5 percent by weight of the titanium dioxide powder.
Claim 8
Dependent Claim
28 words
The photographic resin-coated paper as claimed in claim 1, in which the titanium dioxide powder is coated with inorganic material in advance of the coating of the alcohol.
Claim 9
Dependent Claim
18 words
The photographic resin-coated paper as claimed in claim 7, in which the inorganic material is silica or alumina.
Claim 10
Dependent Claim
17 words
The photographic resin-coated paper as claimed in claim 1, in which the polyolefin resin is polyethylene resin.
Claim 11
Independent Claim
64 words
A method for producing an embossed pattern on a surface of a photographic resin-coated paper comprising a polyolefin resin layer containing titanium dioxide powder therein by means of a cooling roll with an engraved pattern on the surface, which is characterized by employment of titanium dioxide powder coated with an alcohol having 2-18 carbon atoms and 3 methylol groups as the titanium dioxide powder.
Claim 12
Independent Claim
64 words
A method for producing an embossed pattern on a surface of a photographic resin-coated paper comprising a polyolefin resin layer containing titanium dioxide powder therein by means of a cooling roll with an engraved pattern on the surface, which is characterized by employment of titanium dioxide powder coated with an alcohol having 2-18 carbon atoms and 3 methylol groups as the titanium dioxide powder.
References Cited (Backward Citations)
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US3758322A
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US3928057A
Cited
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Cited
US4179541A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-04-17 | 1987-10-17 | 1988-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-04-17 | 1991-10-17 | 1992-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-04-17 | 1995-10-17 | 1996-04-17 | $7700.00 | Window Closed / Lapsed |