Patent US2419541A successfully refreshed from Google Patents.
US4047958A
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US
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Photographic sensitive materials
Assignee: Fujifilm Holdings Corp
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Filing: 1976-04-07
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Granted: 1977-09-13
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Expires: 1996-04-07
Abstract
Abstract A photographic sensitive material comprising a support having thereon at least one photographic emulsion layer, wherein at least one surface layer of the photographic sensitive material contains an alkylpolysiloxane having in the side chain thereof a polyoxyethylene chain, said alkylpolysiloxane being represented by the following general formula (I): ##STR1## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic group or an aryl group R" represents an alkyl group or alkoxyalkyl group, A represents divalent residue of an aliphatic hydrocarbon, n represents 0 or an integer of 1 to 12, p represents a value of 0 to 50, q represents a value of 2 to 50, x represents a value of 0 to 100, y represents a value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Inventors
- 👤 Masakazu Yoneyama
- 👤 Toshimasa Usami
- 👤 Shiyoichi Ino
- 👤 Yoshiteru Sata
- 👤 Nobuo Yamamoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 04:34
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/825; G03C1/835; G03C1/7614
Claims Analysis
Total Claims: 24
Claim 1
Independent Claim
152 words
A photographic sensitive material comprising a support having thereon at least one silver halide photographic emulsion layer, wherein at least one surface layer of the photographic sensitive material contains an alkylpolysiloxane having in the side chain thereof a polyoxyethylene chain, said alkylpolysiloxane being represented by the following general formula (I): ##STR8## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic or an aryl group, R" represents an alkyl group or alkoxyalkyl group, A represents a divalent residue of an aliphatic hydrocarbon, n represents 0 or an integer of 1 to 12, p represents a value of 0 to 50, q represents a value of 2 to 50, x represents a value of 0 to 100, y represents a value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Claim 2
Dependent Claim
152 words
A photographic sensitive material comprising a support having thereon at least one silver halide photographic emulsion layer, wherein at least one surface layer of the photographic sensitive material contains an alkylpolysiloxane having in the side chain thereof a polyoxyethylene chain, said alkylpolysiloxane being represented by the following general formula (I): ##STR8## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic or an aryl group, R" represents an alkyl group or alkoxyalkyl group, A represents a divalent residue of an aliphatic hydrocarbon, n represents 0 or an integer of 1 to 12, p represents a value of 0 to 50, q represents a value of 2 to 50, x represents a value of 0 to 100, y represents a value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Claim 3
Dependent Claim
27 words
The photographic sensitive material as claimed in claim 1, wherein said compound of general formula (I) is contained in a back layer of the photographic sensitive material.
Claim 4
Independent Claim
140 words
A method of preventing fog which comprises incorporating in at least one surface layer of a photographic sensitive material, said photographic sensitive having thereon at least one silver halide photographic emulsion layer, a compound represented by general formula (I): ##STR9## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic group or an aryl group, R" represents an alkyl group or alkoxyalkyl group, A represents a divalent residue of an aliphatic hydrocarbon, n represents 0 or integer of 1 to 12, p represents a value of 0 to 50, represents a value of 2 to 50, x represents a value of 0 to 100, y represents a value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Claim 5
Independent Claim
140 words
A method of preventing fog which comprises incorporating in at least one surface layer of a photographic sensitive material, said photographic sensitive having thereon at least one silver halide photographic emulsion layer, a compound represented by general formula (I): ##STR9## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic group or an aryl group, R" represents an alkyl group or alkoxyalkyl group, A represents a divalent residue of an aliphatic hydrocarbon, n represents 0 or integer of 1 to 12, p represents a value of 0 to 50, represents a value of 2 to 50, x represents a value of 0 to 100, y represents a value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Claim 6
Dependent Claim
28 words
The method of preventing fog as claimed in claim 3, wherein said compound of general formula (I) is contained in a back layer of the photographic sensitive material.
Claim 7
Independent Claim
142 words
A method of preventing abnormal coloration which comprises incorporating in at least one surface layer of a photographic sensitive material, said photographic sensitive material having thereon at least one silver halide photographic emulsion layer, a compound represented by general formula (I): ##STR10## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic group or an aryl group, R" represents an alkyl group or alkoxyalkyl group, A represents a divalent residue of an aliphatic hydrocarbon, n represents 0 or integer of 1 to 12, p represents a value of 0 to 50, q represents a value of 2 to 50, x represents a value of 0 to 100, y represents value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Claim 8
Independent Claim
142 words
A method of preventing abnormal coloration which comprises incorporating in at least one surface layer of a photographic sensitive material, said photographic sensitive material having thereon at least one silver halide photographic emulsion layer, a compound represented by general formula (I): ##STR10## in which R represents an aliphatic group or aryl group, R' represents a hydrogen atom, an aliphatic group or an aryl group, R" represents an alkyl group or alkoxyalkyl group, A represents a divalent residue of an aliphatic hydrocarbon, n represents 0 or integer of 1 to 12, p represents a value of 0 to 50, q represents a value of 2 to 50, x represents a value of 0 to 100, y represents value of 1 to 50, z represents a value of 0 to 100 and x + y + z represents a value of 5 to 250.
Claim 9
Dependent Claim
24 words
The method of preventing abnormal coloration as claimed in claim 5, wherein said compound of general formula (I) is contained in a back layer.
Claim 10
Dependent Claim
25 words
The photographic sensitive material as claimed in claim 1, wherein said surface layer containing said compound of the formula (I) is a non-sensitive photographic layer.
Claim 11
Dependent Claim
29 words
The method of preventing fog as claimed in claim 3, wherein said surface layer into which has been incorporated the compound of formula (I) is a non-sensitive photographic layer.
Claim 12
Dependent Claim
29 words
The method of preventing abnormal coloration as claimed in claim 5, wherein said surface into which has been incorporated the compound of Formula (I) is a non-sensitive photographic layer.
Claim 13
Dependent Claim
140 words
The photographic sensitive material as claimed in claim 1, wherein said aliphatic group for R is i. an alkyl having 1 to 18 carbon atoms; ii. an aralkyl group having 7 to 18 carbon atoms; iii. an alkoxyalkyl group having 2 to 18 carbon atoms; or iv. an aryloxyalkyl group having 7 to 18 carbon atoms, wherein said aryl group for R is v. a monoaryl group, wherein said alipatic group for R' is vi. an alkyl group having 1 to 12 carbon atoms; or vii. an aralkyl group having 7 to 12 carbon atoms, wherein said aryl group for R' is viii. a monoaryl group, wherein said alkyl group for R"is ix. an alkyl group having 1 to 3 carbon atoms; and wherein said alkoxyalkyl group for R" is x. an alkoxyalkyl group having 2 to 8 carbon atoms.
Claim 14
Dependent Claim
142 words
The method of preventing fog as claimed in claim 3, wherein said aliphatic group for R is i. an alkyl group having 1 to 18 carbon atoms; ii. an aralkyl group having 7 to 18 carbon atoms; iii. an alkoxyalkyl group having 2 to 18 carbon atoms; or iv. an aryloxyalkyl group having 7 to 18 carbon atoms, wherein said aryl group for R is v. a monoaryl group, wherein said aliphatic group for R' is vi. an alkyl group having 1 to 12 carbon atoms; or vii. an aralkyl group having 7 to 12 carbon atoms, wherein said aryl group for R' is viii. a monoaryl group, wherein said alkyl group R" is ix. an alkyl group having 1 to 3 carbon atoms; and wherein said alkoxyalkyl group for R" is x. an alkoxyalkyl group having 2 to 8 carbon atoms.
Claim 15
Dependent Claim
144 words
The method of preventing abnormal coloration as claimed in claim 5, wherein said aliphatic group for R is i. an alkyl group having 1 to 18 carbon atoms; ii. an aralkyl group having 7 to 18 carbon atoms; iii. an alkoxyalkyl group having 2 to 18 carbon atoms; or iv. an aryloxyalkyl group having 7 to 18 carbon atoms, wherein said aryl group for R is v. a monoaryl group, wherein said aliphatic group for R' is vi. an alkyl group having 1 to 12 carbon atoms; or vii. an aralkyl group having 7 to 12 carbon atoms, wherein said aryl group for R' is viii. a monoaryl group, wherein said alkyl group for R" is ix. an alkyl group having 1 to 3 carbon atoms; and wherein said alkoxyalkyl group for R" is x. an alkoxyalkyl group having 2 to 8 carbon atoms.
Claim 16
Dependent Claim
31 words
The photographic sensitive material as claimed in claim 1, wherein q represents a value of 2 to 30 and x + g + z represents a value of 10 to 50.
Claim 17
Dependent Claim
32 words
The method of preventing fog as claimed in claim 3, wherein q represents a value of 2 to 30 and x + y + z represents a value of 10 to 50.
Claim 18
Dependent Claim
33 words
The method of preventing abnormal coloration as claimed in claim 5, wherein q represents a value of 2 to 30 and x + y + z represents a value of 10 to 50.
Claim 19
Dependent Claim
34 words
The photographic sensitive material as claimed in claim 1, wherein said compound of Formula (I) is present in said surface layer in an amount of about 0.01 to about 5.0 grams per square meter.
Claim 20
Dependent Claim
35 words
The method of preventing fog as claimed in claim 3, wherein said compound of Formula (I) is incorporated in said surface layer in an amount of about 0.01 to about 5.0 grams per square meter.
Claim 21
Dependent Claim
36 words
The method of preventing abnormal coloration as claimed in claim 5, wherein said compound of Formula (I) is incorporated in said surface layer in an amount of about 0.01 to about 5.0 grams per square meter.
Claim 22
Dependent Claim
36 words
The photographic sensitive material as claimed in claim 2, wherein said back layer comprises a binder and said compound of Formula (I) in an amount of about 1 to about 300 weight percent of said binder.
Claim 23
Dependent Claim
37 words
The method of preventing fog as claimed in claim 4, wherein said back layer comprises a binder and said compound of Formula (I) in an amount of about 1 to about 300 weight percent of said binder.
Claim 24
Dependent Claim
38 words
The method of preventing abnormal coloration as claimed in claim 6, wherein said back layer comprises a binder and said compound of Formula (I) in an amount of about 1 to about 300 weight percent of said binder.
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) | 1980-09-12 | 1981-03-14 | 1981-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-09-12 | 1985-03-14 | 1985-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-09-12 | 1989-03-14 | 1989-09-13 | $7700.00 | Window Closed / Lapsed |