DE1797380C3 - Process for preparing a silver halide photographic emulsion and apparatus for practicing this process - Google Patents
Process for preparing a silver halide photographic emulsion and apparatus for practicing this processInfo
- Publication number
- DE1797380C3 DE1797380C3 DE19681797380 DE1797380A DE1797380C3 DE 1797380 C3 DE1797380 C3 DE 1797380C3 DE 19681797380 DE19681797380 DE 19681797380 DE 1797380 A DE1797380 A DE 1797380A DE 1797380 C3 DE1797380 C3 DE 1797380C3
- Authority
- DE
- Germany
- Prior art keywords
- solution
- halide
- moving
- brought
- moved
- 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
- G03C1/015—Apparatus or processes for the preparation of emulsions
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Colloid Chemistry (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
Description
IkwegungSiLeschwindigkeit der durch den Drein. ,1The speed of movement through the Drein. ,1
4<. bewcEtcn l.Visung erhöhenden Mittel, wobei die \. .,.■.-4 <. bewcEtcn l.Visung-increasing means, whereby the \. .,. ■ .-
ilunu'der d?e Sifbernitratlösung zuführenden Lei; ...gilunu'der d? e sifber nitrate solution supplying Lei; ...G
bzw" Leitungen dem die Bewcgmigsgeschwindiy'.eit erhöhenden Mittel zugeordnet ist. dadurch gek,-.!iizcichnct. daß zusätzlich /u der die Silbernitratlo- .:igor "lines to which the Bewcgmigsgeschwindiy'.eit is assigned to increasing means. thereby gek, -.! iizcichnct. that in addition / u of the silver nitrate.: ig
Gegenstand des Patents 1 597 643 ist ein Verfahren 15 zuführenden Leitung eine weitere, dem Zuführen zur Herstellung einer photographischen Silberhalo- einer konzentrierten Kaliumjodidlösung dienende genidemulsion. welches dadurch gekennzeichnet ist. Leitung vorgesehen ist, deren Mündung dem die daß man unmittelbar nach dem Einbringen von Bewcgungsccschwindigkeil erhöhenden Mittel ziigc-Irockener oder gequollener Gelatine in die auf die ordnet ist.The subject of the patent 1 597 643 is a method 15 feeding a further line, the feeding for the production of a photographic silver halide a concentrated potassium iodide solution genide emulsion. which is characterized by. Line is provided, the mouth of which the that immediately after the introduction of vigorous wedge-increasing agents, zigc-dryers or swollen gelatin in which is arranged.
gewünschte Reaktionstemperatur gebrachte Halo- 5> Die Mündung der das Kaliumiodid zuführenden penidlösung die Silbernitratlösung einfließen läßt. Leitung kann parallel zu der das Silbernitrai ziiwobei ein verhältnismäßig geringer Teil der an sich führenden Leitung angeordnet sein, heweuien Halogenidlösung stärker bewegt wird und Die Erfindung wird an Hand des folgenden nichtdesired reaction temperature brought halo 5> The mouth of the supplying the potassium iodide penid solution lets the silver nitrate solution flow in. Line can be parallel to that of the Silbernitrai a relatively small part of the line leading to it be arranged, heweuien halide solution is moved more strongly and the invention is not based on the following
diesem stärker bewegten Teil die Silbernitratlosung als Beschränkung aufzufassenden Beispiels näher
zugeführt wird. Ferner betrifft das Patent I 5')7 643 55 erläutert
eine Vorrichtung zur Ausübung dieses Verfahrens,the silver nitrate solution is brought closer to this more moving part as an example to be understood as a limitation. Furthermore, the patent I 5 ') 7 643 55 is explained
a device to carry out this procedure,
bestehend aus einem Kessel und einem in d^en „ 1consisting of a boiler and a “1
..... ir, ,. , , Beispiel..... ir,,. , , Example
cinführbaren. dem Bewegen einer im Kessel vorhandenen Lösung dienenden Drehteil, welche gekennzeichnet ist durch ein im Arbeitsbereich desr Dreh- 6u Für eine Emulsion mit weiter gesteigerter teiles angeordnetes, die Bewegungsgcsehwindigkcit Empfindlichkeit ohne Kornvergrößerung der durch den Drehteil bewegten Lösung erhöhendescinematic. moving a serving existing in the boiler solution rotary part, which is characterized by a 6u in the workspace of turning r For an emulsion with further increased portion arranged that Bewegungsgcsehwindigkcit sensitivity without increasing the grain moving through the rotary part solution enhancing
Mittel, wobei die Mündung tier die Silbernitratlösung Teil Λ:Means, where the mouth tier is the silver nitrate solution part Λ:
zuführenden Leitung bzw. Leitungen dem die Be- 25 ml H2O.supplying line or lines to which the loading 25 ml H 2 O.
wegungsgeschwindigkeit erhöhenden Mittel züge- ns ? ml einer lOgewichtsprozenligen Lösung vonmeans of increasing the speed of movement? ml of a 10 weight percent solution of
ordnet ist. Phenol in Äthanol,is arranged. Phenol in ethanol,
Durch das Patent 1 5l>7 643 wurde eine Emulsion 30 g Gelatine,The patent 1 5 l > 7 643 made an emulsion 30 g gelatin,
mit verbesserter Ausnutzbarkeit des eimzesel/ten 30 Minuten bei 20 C quellen.Swell for 30 minutes at 20 C with improved utilization of the egg.
Teil B: τ>;ι ρ·Part B: τ>; ι ρ
,„Ι Η,Ο. 400OmIHA, “Ι Η, Ο. 400OmIHA
50 ml einer lOgewichtsprozentigen Lösung von 50O S AgNO11,50 ml of a 10 weight percent solution of 50 OS AgNO 11 ,
Phenol in Äthanol, auf 60" C erwärmen.Phenol in ethanol, heat to 60 "C.
40OgKBr, 5 Tejl D; 40OgKBr, 5 parts of D;
auf 65 C erwärmen. 500 g trockene Gelatine.heat to 65 ° C. 500 g dry gelatin.
Nach Erreichen der Temperaturen der Bestandteile B, B, und C wurde Teil B im Bereich des Drehteiles inAfter the temperatures of components B, B and C had been reached, part B in the area of the rotating part became in
•ei' ^i · »ο entsprechende Bewegung versetzt, Teif A zu Teil B• ei '^ i · »ο corresponding movement offset, part A to part B
17 g KJ, zugegeben und unmittelbar anschließend Teil B1 und17 g of KJ, added and immediately afterwards part B 1 and
50 ml H.,0 Teil C zufließen gelassen, und zwar Teil B1 innerhalb50 ml of H., 0 part C allowed to flow in, namely part B 1 within
60 Sekunden und Teil C innerhalb 6 Minuten. Dann auf 63 C erwärmen. wurtle Teil D einführt.60 seconds and part C within 6 minutes. Then heat to 63 C. Wurt le introduces part D.
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19681797380 DE1797380C3 (en) | 1967-10-23 | 1968-09-23 | Process for preparing a silver halide photographic emulsion and apparatus for practicing this process |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DET0035082 | 1967-10-23 | ||
DE19681797380 DE1797380C3 (en) | 1967-10-23 | 1968-09-23 | Process for preparing a silver halide photographic emulsion and apparatus for practicing this process |
Publications (3)
Publication Number | Publication Date |
---|---|
DE1797380A1 DE1797380A1 (en) | 1971-04-29 |
DE1797380B2 DE1797380B2 (en) | 1973-12-13 |
DE1797380C3 true DE1797380C3 (en) | 1974-07-11 |
Family
ID=5708622
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19681797380 Expired DE1797380C3 (en) | 1967-10-23 | 1968-09-23 | Process for preparing a silver halide photographic emulsion and apparatus for practicing this process |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE1797380C3 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3871887A (en) * | 1974-01-02 | 1975-03-18 | Eastman Kodak Co | Photothermographic composition, element and process |
-
1968
- 1968-09-23 DE DE19681797380 patent/DE1797380C3/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1797380A1 (en) | 1971-04-29 |
DE1797380B2 (en) | 1973-12-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE433043C (en) | Process for the manufacture of an organic or biochemical photosensitizing substance | |
DE69908834T2 (en) | Edible film and method of making the same | |
EP0080141A2 (en) | Process for preparing adhesive mixtures and their use in automatic labelling | |
DE3138695C2 (en) | ||
US2144522A (en) | Preparation of vegetable gum solutions | |
EP0027533B1 (en) | Photographic materials, process for their production, their use and the use of gelatines | |
DE1598756C3 (en) | Means for the detection of urea in body fluids | |
DE1797380C3 (en) | Process for preparing a silver halide photographic emulsion and apparatus for practicing this process | |
EP0025494B1 (en) | Process for the preparation of gelatin | |
CH415446A (en) | Preservative wrapping and packaging material and process for its production | |
EP0025601B1 (en) | Gelatins, process for their preparation and their use | |
DE940505C (en) | Process for the treatment of photosensitive layers as well as treatment agents and material therefor | |
DE403714C (en) | Process for the production of colloidal metal selenides or metal tellurides | |
DE637865C (en) | Binders for photographic emulsions | |
DE420040C (en) | Process for the production of vulcanized rubber compounds | |
DE1445832A1 (en) | Process for the production of inert gelatin | |
DE879056C (en) | Process for the production of planographic printing forms | |
DE708051C (en) | Process for the recovery of silver from waste photographic material containing silver or silver compounds | |
DE151752C (en) | ||
DE156148C (en) | ||
DE972099C (en) | Process for the production of easily colorable acrylonitrile polymers | |
DE1454815B2 (en) | PROCESS FOR CONTINUOUS DEGASSING OF A POLYVINYL ALCOHOL SOLUTION | |
DE488471C (en) | Process for the production of a metal or metal alloy powder suitable for the preparation of dental amalgams | |
DE218728C (en) | ||
DE739511C (en) | Process for the production of colloidal silver preparations |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C3 | Grant after two publication steps (3rd publication) |