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GB1272328A - Improved silver halide emulsions which contain colour couplers - Google Patents

Improved silver halide emulsions which contain colour couplers

Info

Publication number
GB1272328A
GB1272328A GB43513/69A GB4351369A GB1272328A GB 1272328 A GB1272328 A GB 1272328A GB 43513/69 A GB43513/69 A GB 43513/69A GB 4351369 A GB4351369 A GB 4351369A GB 1272328 A GB1272328 A GB 1272328A
Authority
GB
United Kingdom
Prior art keywords
silver halide
halide emulsions
colour couplers
improved silver
contain colour
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
Application number
GB43513/69A
Inventor
Harald Hueckstaedt
Erwin Ranz
Herbert Grabhoefer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Agfa Gevaert AG
Original Assignee
Agfa Gevaert AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG
Publication of GB1272328A publication Critical patent/GB1272328A/en
Expired legal-status Critical Current

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
    • G03C1/04—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with macromolecular additives; with layer-forming substances
    • G03C1/043—Polyalkylene oxides; Polyalkylene sulfides; Polyalkylene selenides; Polyalkylene tellurides

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1,272,328. Bis - (thiomorpholinyl) - ethane- (1,2). AGFA-GEVAERT A.G. 3 Sept., 1969 [6 Sept., 1968], No. 43513/69. Heading C2C. [Also in Divisions C3 and G2] Bis - (thiomorpholinyl) - ethane - (1,2) is prepared by adding ethylene bromide to an aqueous solution of thiomorpholine and sodium hydroxide and refluxing.
GB43513/69A 1968-09-06 1969-09-03 Improved silver halide emulsions which contain colour couplers Expired GB1272328A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681797263 DE1797263A1 (en) 1968-09-06 1968-09-06 Process for increasing the sensitivity of photographic color coupler-containing silver halide emulsions

Publications (1)

Publication Number Publication Date
GB1272328A true GB1272328A (en) 1972-04-26

Family

ID=5708587

Family Applications (1)

Application Number Title Priority Date Filing Date
GB43513/69A Expired GB1272328A (en) 1968-09-06 1969-09-03 Improved silver halide emulsions which contain colour couplers

Country Status (6)

Country Link
US (1) US3615500A (en)
BE (1) BE738260A (en)
CH (1) CH543104A (en)
DE (1) DE1797263A1 (en)
FR (1) FR2017532A1 (en)
GB (1) GB1272328A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9423266D0 (en) * 1994-11-18 1995-01-11 Minnesota Mining & Mfg Chemical sensitisation of silver halide emulsions

Also Published As

Publication number Publication date
US3615500A (en) 1971-10-26
DE1797263A1 (en) 1971-08-05
FR2017532A1 (en) 1970-05-22
BE738260A (en) 1970-03-02
CH543104A (en) 1973-10-15

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PLNP Patent lapsed through nonpayment of renewal fees