IT1251792B - Emulsione agli alogenuri d'argento comprendente granuli aventi struttura a cratere o a tramoggia e metodo per la sua preparazione. - Google Patents
Emulsione agli alogenuri d'argento comprendente granuli aventi struttura a cratere o a tramoggia e metodo per la sua preparazione.Info
- Publication number
- IT1251792B IT1251792B ITMI911957A ITMI911957A IT1251792B IT 1251792 B IT1251792 B IT 1251792B IT MI911957 A ITMI911957 A IT MI911957A IT MI911957 A ITMI911957 A IT MI911957A IT 1251792 B IT1251792 B IT 1251792B
- Authority
- IT
- Italy
- Prior art keywords
- silver halide
- crater
- preparation
- halide emulsion
- hopper structure
- Prior art date
Links
- -1 SILVER HALIDE Chemical class 0.000 title abstract 7
- 229910052709 silver Inorganic materials 0.000 title abstract 7
- 239000004332 silver Substances 0.000 title abstract 7
- 239000000839 emulsion Substances 0.000 title abstract 3
- 239000008187 granular material Substances 0.000 title 1
- 239000013078 crystal Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G03C1/07—Substances influencing grain growth during silver salt formation
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/0051—Tabular grain emulsions
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/015—Apparatus or processes for the preparation of emulsions
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/035—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein characterised by the crystal form or composition, e.g. mixed grain
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Abstract
Procedimento per preparare un'emulsione fotografica agli alogenuri d'argento comprendente granuli di alogenuro d'argento sensibilizzati chimicamente e spettralmente, detta emulsione fotografica agli alogenuri d'argento comprendendo granuli di alogenuro d'argento sensibilizzati chimicamente e spettralmente aventi il reticolo cristallino a struttura cubica, e comprendente almeno una faccia cristallina [111] e/o [100] avente almeno una zona screpolata o incavata, attorno alla quale protuberanze di alogenuro d'argento formano almeno una struttura a cratere e/o almeno una struttura a tramoggia su almeno una faccia cristallina di detti granuli di alogenuro d'argento.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI911957A IT1251792B (it) | 1991-07-15 | 1991-07-15 | Emulsione agli alogenuri d'argento comprendente granuli aventi struttura a cratere o a tramoggia e metodo per la sua preparazione. |
EP92111247A EP0523464B1 (en) | 1991-07-15 | 1992-07-02 | Silver halide emulsion comprising grains having a crater or hopper structure and method for the preparation thereof |
DE69224018T DE69224018D1 (de) | 1991-07-15 | 1992-07-02 | Krater- oder Trichterstruktur aufweisende Körner enthaltende Silberhalogenidemulsion und Verfahren zu ihrer Herstellung |
JP4187948A JPH05216149A (ja) | 1991-07-15 | 1992-07-15 | クレーターまたはホッパー構造を有するグレインを含有するハロゲン化銀エマルジョンおよびそれらの調製法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITMI911957A IT1251792B (it) | 1991-07-15 | 1991-07-15 | Emulsione agli alogenuri d'argento comprendente granuli aventi struttura a cratere o a tramoggia e metodo per la sua preparazione. |
Publications (3)
Publication Number | Publication Date |
---|---|
ITMI911957A0 ITMI911957A0 (it) | 1991-07-15 |
ITMI911957A1 ITMI911957A1 (it) | 1993-01-15 |
IT1251792B true IT1251792B (it) | 1995-05-26 |
Family
ID=11360355
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITMI911957A IT1251792B (it) | 1991-07-15 | 1991-07-15 | Emulsione agli alogenuri d'argento comprendente granuli aventi struttura a cratere o a tramoggia e metodo per la sua preparazione. |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0523464B1 (it) |
JP (1) | JPH05216149A (it) |
DE (1) | DE69224018D1 (it) |
IT (1) | IT1251792B (it) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5541053A (en) * | 1993-10-20 | 1996-07-30 | Eastman Kodak Company | Process for the preparation of silver halide photographic emulsions containing grains having (100) faces with cavities and photographic emulsions so prepared |
FR2711431B1 (fr) * | 1993-10-20 | 1996-01-05 | Kodak Pathe | Emulsion d'halogénure d'argent photographique comprenant des grains à faces (100) avec des cavités. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4503139A (en) * | 1983-05-09 | 1985-03-05 | Polaroid Corporation | Photographic products and processes and novel compounds |
EP0226184A3 (en) * | 1985-12-19 | 1988-11-09 | EASTMAN KODAK COMPANY (a New Jersey corporation) | Nucleation development control agent for photographic silver halide materials and processes |
JPH0820690B2 (ja) * | 1986-02-03 | 1996-03-04 | コニカ株式会社 | ハロゲン化銀粒子及び核ハロゲン化銀粒子を含む写真感光材料 |
JP2631720B2 (ja) * | 1988-10-31 | 1997-07-16 | コニカ株式会社 | ハロゲン化銀結晶粒子及びハロゲン化銀感光材料 |
-
1991
- 1991-07-15 IT ITMI911957A patent/IT1251792B/it active IP Right Grant
-
1992
- 1992-07-02 DE DE69224018T patent/DE69224018D1/de not_active Expired - Lifetime
- 1992-07-02 EP EP92111247A patent/EP0523464B1/en not_active Expired - Lifetime
- 1992-07-15 JP JP4187948A patent/JPH05216149A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH05216149A (ja) | 1993-08-27 |
EP0523464B1 (en) | 1998-01-14 |
ITMI911957A1 (it) | 1993-01-15 |
EP0523464A1 (en) | 1993-01-20 |
ITMI911957A0 (it) | 1991-07-15 |
DE69224018D1 (de) | 1998-02-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19960729 |