GB701891A - Improvements in photosensitive silver halide emulsions for use in half-tone photographic processes - Google Patents
Improvements in photosensitive silver halide emulsions for use in half-tone photographic processesInfo
- Publication number
- GB701891A GB701891A GB16184/52A GB1618452A GB701891A GB 701891 A GB701891 A GB 701891A GB 16184/52 A GB16184/52 A GB 16184/52A GB 1618452 A GB1618452 A GB 1618452A GB 701891 A GB701891 A GB 701891A
- Authority
- GB
- United Kingdom
- Prior art keywords
- raised dots
- silver halide
- tone
- roller
- emulsion layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000000839 emulsion Substances 0.000 title abstract 5
- 229910052709 silver Inorganic materials 0.000 title abstract 4
- 239000004332 silver Substances 0.000 title abstract 4
- -1 silver halide Chemical class 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 2
- 230000035945 sensitivity Effects 0.000 abstract 3
- 230000000694 effects Effects 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- RBTBFTRPCNLSDE-UHFFFAOYSA-N 3,7-bis(dimethylamino)phenothiazin-5-ium Chemical compound C1=CC(N(C)C)=CC2=[S+]C3=CC(N(C)C)=CC=C3N=C21 RBTBFTRPCNLSDE-UHFFFAOYSA-N 0.000 abstract 1
- ZXQHSPWBYMLHLB-BXTVWIJMSA-M 6-ethoxy-1-methyl-2-[(e)-2-(3-nitrophenyl)ethenyl]quinolin-1-ium;methyl sulfate Chemical compound COS([O-])(=O)=O.C1=CC2=CC(OCC)=CC=C2[N+](C)=C1\C=C\C1=CC=CC([N+]([O-])=O)=C1 ZXQHSPWBYMLHLB-BXTVWIJMSA-M 0.000 abstract 1
- 230000002730 additional effect Effects 0.000 abstract 1
- 239000003975 dentin desensitizing agent Substances 0.000 abstract 1
- 238000000586 desensitisation Methods 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 229960000907 methylthioninium chloride Drugs 0.000 abstract 1
- 238000003825 pressing Methods 0.000 abstract 1
- SOUHUMACVWVDME-UHFFFAOYSA-N safranin O Chemical compound [Cl-].C12=CC(N)=CC=C2N=C2C=CC(N)=CC2=[N+]1C1=CC=CC=C1 SOUHUMACVWVDME-UHFFFAOYSA-N 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F5/00—Screening processes; Screens therefor
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Color Printing (AREA)
- Photosensitive Polymer And Photoresist Processing (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
- Printing Plates And Materials Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US234331A US2701199A (en) | 1951-06-29 | 1951-06-29 | Pressure prescreened graphic arts film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB701891A true GB701891A (en) | 1954-01-06 |
Family
ID=22880919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB16184/52A Expired GB701891A (en) | 1951-06-29 | 1952-06-27 | Improvements in photosensitive silver halide emulsions for use in half-tone photographic processes |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2701199A (enrdf_load_stackoverflow) |
| BE (1) | BE512486A (enrdf_load_stackoverflow) |
| FR (1) | FR1078940A (enrdf_load_stackoverflow) |
| GB (1) | GB701891A (enrdf_load_stackoverflow) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2912325A (en) * | 1954-02-12 | 1959-11-10 | Eastman Kodak Co | Light-sensitive film prescreened by herschel exposure |
| US3248216A (en) * | 1961-03-28 | 1966-04-26 | Gen Aniline & Film Corp | Process and apparatus for half-tone electrophotography |
| US3345176A (en) * | 1962-08-16 | 1967-10-03 | Polaroid Corp | Photographic products and process |
| US3891443A (en) * | 1973-02-01 | 1975-06-24 | Polychrome Corp | Mat finish photosensitive relief plates |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190115994A (en) * | 1901-08-08 | 1902-06-25 | Robert Joseph Kelly | Improvements in and connected with Photo-mechanical Printing. |
| US875770A (en) * | 1907-03-19 | 1908-01-07 | Benno Borzykowski | Pattern-paper linen. |
| GB250770A (en) * | 1925-05-05 | 1926-04-22 | Kodak Ltd | Improvements in or relating to the manufacture of photographic films, papers and thelike |
| DE606203C (de) * | 1932-11-16 | 1934-11-28 | Fernseh Akt Ges | Fernsehuebertragungsverfahren mit kinematographischer Aufzeichnung als UEbertragungszwischenglied |
| US2602742A (en) * | 1945-11-01 | 1952-07-08 | Grinten Chem L V D | Sensitized sheets provided with a screen |
| FR937885A (fr) * | 1945-12-21 | 1948-08-30 | Impression photographique |
-
0
- BE BE512486D patent/BE512486A/xx unknown
-
1951
- 1951-06-29 US US234331A patent/US2701199A/en not_active Expired - Lifetime
-
1952
- 1952-06-27 GB GB16184/52A patent/GB701891A/en not_active Expired
- 1952-06-27 FR FR1078940D patent/FR1078940A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE512486A (enrdf_load_stackoverflow) | |
| FR1078940A (fr) | 1954-11-24 |
| US2701199A (en) | 1955-02-01 |
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