FR839156A - Procédé pour le durcissement de substances albumineuses - Google Patents
Procédé pour le durcissement de substances albumineusesInfo
- Publication number
- FR839156A FR839156A FR839156DA FR839156A FR 839156 A FR839156 A FR 839156A FR 839156D A FR839156D A FR 839156DA FR 839156 A FR839156 A FR 839156A
- Authority
- FR
- France
- Prior art keywords
- hardening
- albuminous substances
- albuminous
- substances
- 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
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
- G03C1/30—Hardeners
- G03C1/301—Aldehydes or derivatives thereof, e.g. bisulfite addition products
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08H—DERIVATIVES OF NATURAL MACROMOLECULAR COMPOUNDS
- C08H1/00—Macromolecular products derived from proteins
- C08H1/02—Protein-aldehyde condensates
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L89/00—Compositions of proteins; Compositions of derivatives thereof
- C08L89/04—Products derived from waste materials, e.g. horn, hoof or hair
- C08L89/06—Products derived from waste materials, e.g. horn, hoof or hair derived from leather or skin, e.g. gelatin
-
- 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
- G03C1/30—Hardeners
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Dermatology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Biochemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Colloid Chemistry (AREA)
- Peptides Or Proteins (AREA)
- Laminated Bodies (AREA)
- Paper (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEI58324D DE714714C (de) | 1937-06-20 | 1937-06-20 | Verfahren zum Haerten von Eiweissstoffen |
GB20219/37A GB499648A (en) | 1937-06-20 | 1937-07-21 | Improved process of hardening photographic silver halide emulsion layers and other layers containing protein |
Publications (1)
Publication Number | Publication Date |
---|---|
FR839156A true FR839156A (fr) | 1939-03-28 |
Family
ID=25982007
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR839156D Expired FR839156A (fr) | 1937-06-20 | 1938-06-10 | Procédé pour le durcissement de substances albumineuses |
Country Status (4)
Country | Link |
---|---|
US (1) | US2154895A (fr) |
DE (1) | DE714714C (fr) |
FR (1) | FR839156A (fr) |
GB (1) | GB499648A (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB586782A (en) * | 1944-11-08 | 1947-03-31 | Eastman Kodak Co | Improvements relating to photographic materials |
US2441440A (en) * | 1945-01-25 | 1948-05-11 | Du Pont | Silver halide photographic emulsions of enhanced light sensitivity |
US2440954A (en) * | 1945-08-23 | 1948-05-04 | Du Pont | Process for eliminating stain from color-yielding elements by treatment with aromatic aldehydes containing an acyl group |
US3012886A (en) * | 1954-05-10 | 1961-12-12 | Harry H Lerner | Emulsion coating and method of preparation |
BE627013A (fr) * | 1962-01-11 |
-
1937
- 1937-06-20 DE DEI58324D patent/DE714714C/de not_active Expired
- 1937-07-21 GB GB20219/37A patent/GB499648A/en not_active Expired
-
1938
- 1938-06-10 FR FR839156D patent/FR839156A/fr not_active Expired
- 1938-06-13 US US213449A patent/US2154895A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US2154895A (en) | 1939-04-18 |
GB499648A (en) | 1939-01-23 |
DE714714C (de) | 1941-12-05 |
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