DE2216075A1 - Photographisches material zur herstellung direktpositiver photographischer bilder - Google Patents

Photographisches material zur herstellung direktpositiver photographischer bilder

Info

Publication number: DE2216075A1
Authority: DE; Germany
Prior art keywords: silver salt; direct positive; emulsion; silver; photographic
Prior art date: 1972-04-01
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

DE2216075A

Other languages

German (de)

English (en)

Inventor

Manfred Dr Becker

Otto Dr Lapp

Erik Dr Moisar

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.)

1972-04-01

Filing date

1972-04-01

Publication date

1973-10-11

1972-04-01 Application filed by Agfa Gevaert AG filed Critical Agfa Gevaert AG

1972-04-01 Priority to DE2216075A priority Critical patent/DE2216075A1/de

1973-03-23 Priority to BE1004921A priority patent/BE797198A/nl

1973-03-26 Priority to US344535A priority patent/US3859093A/en

1973-03-27 Priority to GB1453873A priority patent/GB1402198A/en

1973-03-30 Priority to IT49154/73A priority patent/IT982932B/it

1973-03-30 Priority to CA167,583A priority patent/CA1022377A/en

1973-03-30 Priority to FR7311689A priority patent/FR2178982A1/fr

1973-03-31 Priority to JP48036260A priority patent/JPS4910725A/ja

1973-10-11 Publication of DE2216075A1 publication Critical patent/DE2216075A1/de

Status Withdrawn legal-status Critical Current

Links

239000000463 material Substances 0.000 title claims description 15
238000004519 manufacturing process Methods 0.000 title claims description 11
239000000839 emulsion Substances 0.000 claims description 103
GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 claims description 42
229910052709 silver Inorganic materials 0.000 claims description 34
239000004332 silver Substances 0.000 claims description 32
-1 thiocyanate ions Chemical class 0.000 claims description 31
239000010410 layer Substances 0.000 claims description 27
239000011241 protective layer Substances 0.000 claims description 21
238000000034 method Methods 0.000 claims description 13
ADZWSOLPGZMUMY-UHFFFAOYSA-M silver bromide Chemical compound [Ag]Br ADZWSOLPGZMUMY-UHFFFAOYSA-M 0.000 claims description 10
238000011161 development Methods 0.000 claims description 9
244000052616 bacterial pathogen Species 0.000 claims description 8
238000012545 processing Methods 0.000 claims description 7
239000002904 solvent Substances 0.000 claims description 7
150000001875 compounds Chemical class 0.000 claims description 6
JKFYKCYQEWQPTM-UHFFFAOYSA-N 2-azaniumyl-2-(4-fluorophenyl)acetate Chemical compound OC(=O)C(N)C1=CC=C(F)C=C1 JKFYKCYQEWQPTM-UHFFFAOYSA-N 0.000 claims description 3
229910021612 Silver iodide Inorganic materials 0.000 claims description 3
229910052751 metal Inorganic materials 0.000 claims description 3
239000002184 metal Substances 0.000 claims description 3
229940045105 silver iodide Drugs 0.000 claims description 3
GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 2
239000003795 chemical substances by application Substances 0.000 claims description 2
230000008030 elimination Effects 0.000 claims description 2
238000003379 elimination reaction Methods 0.000 claims description 2
ZUNKMNLKJXRCDM-UHFFFAOYSA-N silver bromoiodide Chemical compound [Ag].IBr ZUNKMNLKJXRCDM-UHFFFAOYSA-N 0.000 claims description 2
QFTLTYBDMFRHQI-UHFFFAOYSA-M [Br-].[Ag].[Ag+] Chemical compound [Br-].[Ag].[Ag+] QFTLTYBDMFRHQI-UHFFFAOYSA-M 0.000 claims 1
150000002344 gold compounds Chemical class 0.000 claims 1
XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 claims 1
ZMZDMBWJUHKJPS-UHFFFAOYSA-N hydrogen thiocyanate Natural products SC#N ZMZDMBWJUHKJPS-UHFFFAOYSA-N 0.000 claims 1
LSNNMFCWUKXFEE-UHFFFAOYSA-L sulfite Chemical compound [O-]S([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-L 0.000 claims 1
230000035945 sensitivity Effects 0.000 description 13
108010010803 Gelatin Proteins 0.000 description 9
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 9
229920000159 gelatin Polymers 0.000 description 9
239000008273 gelatin Substances 0.000 description 9
235000019322 gelatine Nutrition 0.000 description 9
235000011852 gelatine desserts Nutrition 0.000 description 9
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
101710134784 Agnoprotein Proteins 0.000 description 7
206010034972 Photosensitivity reaction Diseases 0.000 description 7
230000000052 comparative effect Effects 0.000 description 7
230000036211 photosensitivity Effects 0.000 description 7
150000003839 salts Chemical class 0.000 description 7
238000002360 preparation method Methods 0.000 description 6
239000000975 dye Substances 0.000 description 5
230000000694 effects Effects 0.000 description 5
238000010438 heat treatment Methods 0.000 description 5
238000001556 precipitation Methods 0.000 description 5
238000003860 storage Methods 0.000 description 5
239000011230 binding agent Substances 0.000 description 4
229920002678 cellulose Chemical class 0.000 description 4
239000003638 chemical reducing agent Substances 0.000 description 4
229910000510 noble metal Inorganic materials 0.000 description 4
230000001681 protective effect Effects 0.000 description 4
239000000126 substance Substances 0.000 description 4
NYYSPVRERVXMLJ-UHFFFAOYSA-N 4,4-difluorocyclohexan-1-one Chemical compound FC1(F)CCC(=O)CC1 NYYSPVRERVXMLJ-UHFFFAOYSA-N 0.000 description 3
WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
238000007792 addition Methods 0.000 description 3
239000001913 cellulose Chemical class 0.000 description 3
238000011156 evaluation Methods 0.000 description 3
239000000203 mixture Substances 0.000 description 3
230000035807 sensation Effects 0.000 description 3
239000003381 stabilizer Substances 0.000 description 3
150000003464 sulfur compounds Chemical class 0.000 description 3
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 2
229940090898 Desensitizer Drugs 0.000 description 2
IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
OAKJQQAXSVQMHS-UHFFFAOYSA-N Hydrazine Chemical compound NN OAKJQQAXSVQMHS-UHFFFAOYSA-N 0.000 description 2
QIGBRXMKCJKVMJ-UHFFFAOYSA-N Hydroquinone Chemical compound OC1=CC=C(O)C=C1 QIGBRXMKCJKVMJ-UHFFFAOYSA-N 0.000 description 2
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
206010070834 Sensitisation Diseases 0.000 description 2
238000010521 absorption reaction Methods 0.000 description 2
150000001408 amides Chemical class 0.000 description 2
238000004061 bleaching Methods 0.000 description 2
229920002301 cellulose acetate Polymers 0.000 description 2
150000002148 esters Chemical class 0.000 description 2
238000002474 experimental method Methods 0.000 description 2
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
229910052737 gold Inorganic materials 0.000 description 2
239000010931 gold Substances 0.000 description 2
QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 2
229910052753 mercury Inorganic materials 0.000 description 2
150000002739 metals Chemical class 0.000 description 2
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
229910052700 potassium Inorganic materials 0.000 description 2
239000011591 potassium Substances 0.000 description 2
BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
230000008313 sensitization Effects 0.000 description 2
230000001235 sensitizing effect Effects 0.000 description 2
239000011734 sodium Substances 0.000 description 2
GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 2
230000006641 stabilisation Effects 0.000 description 2
238000011105 stabilization Methods 0.000 description 2
NCNYEGJDGNOYJX-NSCUHMNNSA-N (e)-2,3-dibromo-4-oxobut-2-enoic acid Chemical compound OC(=O)C(\Br)=C(/Br)C=O NCNYEGJDGNOYJX-NSCUHMNNSA-N 0.000 description 1
GGZHVNZHFYCSEV-UHFFFAOYSA-N 1-Phenyl-5-mercaptotetrazole Chemical compound SC1=NN=NN1C1=CC=CC=C1 GGZHVNZHFYCSEV-UHFFFAOYSA-N 0.000 description 1
LLCOQBODWBFTDD-UHFFFAOYSA-N 1h-triazol-1-ium-4-thiolate Chemical class SC1=CNN=N1 LLCOQBODWBFTDD-UHFFFAOYSA-N 0.000 description 1
SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
CBHTTYDJRXOHHL-UHFFFAOYSA-N 2h-triazolo[4,5-c]pyridazine Chemical class N1=NC=CC2=C1N=NN2 CBHTTYDJRXOHHL-UHFFFAOYSA-N 0.000 description 1
YELMWJNXDALKFE-UHFFFAOYSA-N 3h-imidazo[4,5-f]quinoxaline Chemical compound N1=CC=NC2=C(NC=N3)C3=CC=C21 YELMWJNXDALKFE-UHFFFAOYSA-N 0.000 description 1
RYYXDZDBXNUPOG-UHFFFAOYSA-N 4,5,6,7-tetrahydro-1,3-benzothiazole-2,6-diamine;dihydrochloride Chemical compound Cl.Cl.C1C(N)CCC2=C1SC(N)=N2 RYYXDZDBXNUPOG-UHFFFAOYSA-N 0.000 description 1
229920002134 Carboxymethyl cellulose Polymers 0.000 description 1
229910003803 Gold(III) chloride Inorganic materials 0.000 description 1
CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
239000004698 Polyethylene Substances 0.000 description 1
239000004743 Polypropylene Substances 0.000 description 1
239000004372 Polyvinyl alcohol Substances 0.000 description 1
229910021607 Silver chloride Inorganic materials 0.000 description 1
229920002472 Starch Polymers 0.000 description 1
LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical class OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
229910021626 Tin(II) chloride Inorganic materials 0.000 description 1
QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 1
239000000654 additive Substances 0.000 description 1
150000001299 aldehydes Chemical class 0.000 description 1
239000000783 alginic acid Substances 0.000 description 1
235000010443 alginic acid Nutrition 0.000 description 1
229920000615 alginic acid Polymers 0.000 description 1
229960001126 alginic acid Drugs 0.000 description 1
150000004781 alginic acids Chemical class 0.000 description 1
229910052783 alkali metal Inorganic materials 0.000 description 1
150000001340 alkali metals Chemical class 0.000 description 1
229910052784 alkaline earth metal Inorganic materials 0.000 description 1
150000001342 alkaline earth metals Chemical class 0.000 description 1
125000003277 amino group Chemical group 0.000 description 1
125000003118 aryl group Chemical group 0.000 description 1
IOJUPLGTWVMSFF-UHFFFAOYSA-N benzothiazole Chemical group C1=CC=C2SC=NC2=C1 IOJUPLGTWVMSFF-UHFFFAOYSA-N 0.000 description 1
QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical group C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 1
239000012964 benzotriazole Chemical group 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
239000007844 bleaching agent Substances 0.000 description 1
125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
239000001768 carboxy methyl cellulose Substances 0.000 description 1
235000010948 carboxy methyl cellulose Nutrition 0.000 description 1
239000008112 carboxymethyl-cellulose Substances 0.000 description 1
238000007796 conventional method Methods 0.000 description 1
229920001577 copolymer Polymers 0.000 description 1
230000006378 damage Effects 0.000 description 1
238000009792 diffusion process Methods 0.000 description 1
230000029087 digestion Effects 0.000 description 1
125000005594 diketone group Chemical group 0.000 description 1
238000006073 displacement reaction Methods 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
238000009826 distribution Methods 0.000 description 1
230000002349 favourable effect Effects 0.000 description 1
239000011888 foil Substances 0.000 description 1
239000011521 glass Substances 0.000 description 1
150000002343 gold Chemical class 0.000 description 1
RJHLTVSLYWWTEF-UHFFFAOYSA-K gold trichloride Chemical compound Cl[Au](Cl)Cl RJHLTVSLYWWTEF-UHFFFAOYSA-K 0.000 description 1
150000004820 halides Chemical class 0.000 description 1
125000000623 heterocyclic group Chemical group 0.000 description 1
150000002429 hydrazines Chemical class 0.000 description 1
125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
150000002503 iridium Chemical class 0.000 description 1
229910052741 iridium Inorganic materials 0.000 description 1
GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 1
150000002730 mercury Chemical class 0.000 description 1
150000002731 mercury compounds Chemical class 0.000 description 1
150000002736 metal compounds Chemical class 0.000 description 1
VLGWYKOEXANHJT-UHFFFAOYSA-N methylsulfanol Chemical class CSO VLGWYKOEXANHJT-UHFFFAOYSA-N 0.000 description 1
PKDBSOOYVOEUQR-UHFFFAOYSA-N mucobromic acid Natural products OC1OC(=O)C(Br)=C1Br PKDBSOOYVOEUQR-UHFFFAOYSA-N 0.000 description 1
150000002825 nitriles Chemical class 0.000 description 1
230000003287 optical effect Effects 0.000 description 1
239000003960 organic solvent Substances 0.000 description 1
230000003647 oxidation Effects 0.000 description 1
238000007254 oxidation reaction Methods 0.000 description 1
229910052763 palladium Inorganic materials 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
229920000515 polycarbonate Polymers 0.000 description 1
239000004417 polycarbonate Substances 0.000 description 1
229920000728 polyester Polymers 0.000 description 1
229920000573 polyethylene Polymers 0.000 description 1
229920000139 polyethylene terephthalate Polymers 0.000 description 1
239000005020 polyethylene terephthalate Substances 0.000 description 1
229920000098 polyolefin Polymers 0.000 description 1
229920001155 polypropylene Polymers 0.000 description 1
239000011118 polyvinyl acetate Substances 0.000 description 1
229920002689 polyvinyl acetate Polymers 0.000 description 1
229920002451 polyvinyl alcohol Polymers 0.000 description 1
229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
239000001267 polyvinylpyrrolidone Substances 0.000 description 1
235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
229910000027 potassium carbonate Inorganic materials 0.000 description 1
239000010970 precious metal Substances 0.000 description 1
239000001294 propane Substances 0.000 description 1
108090000623 proteins and genes Proteins 0.000 description 1
102000004169 proteins and genes Human genes 0.000 description 1
229910052703 rhodium Inorganic materials 0.000 description 1
239000010948 rhodium Substances 0.000 description 1
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 description 1
230000005070 ripening Effects 0.000 description 1
HKZLPVFGJNLROG-UHFFFAOYSA-M silver monochloride Chemical compound [Cl-].[Ag+] HKZLPVFGJNLROG-UHFFFAOYSA-M 0.000 description 1
235000010265 sodium sulphite Nutrition 0.000 description 1
238000007711 solidification Methods 0.000 description 1
230000008023 solidification Effects 0.000 description 1
230000000087 stabilizing effect Effects 0.000 description 1
235000011150 stannous chloride Nutrition 0.000 description 1
239000008107 starch Substances 0.000 description 1
235000019698 starch Nutrition 0.000 description 1
239000000758 substrate Substances 0.000 description 1
RWSOTUBLDIXVET-UHFFFAOYSA-O sulfonium Chemical compound [SH3+] RWSOTUBLDIXVET-UHFFFAOYSA-O 0.000 description 1
150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
AKXUUJCMWZFYMV-UHFFFAOYSA-M tetrakis(hydroxymethyl)phosphanium;chloride Chemical compound [Cl-].OC[P+](CO)(CO)CO AKXUUJCMWZFYMV-UHFFFAOYSA-M 0.000 description 1
150000003475 thallium Chemical class 0.000 description 1
DHCDFWKWKRSZHF-UHFFFAOYSA-L thiosulfate(2-) Chemical compound [O-]S([S-])(=O)=O DHCDFWKWKRSZHF-UHFFFAOYSA-L 0.000 description 1
150000004764 thiosulfuric acid derivatives Chemical class 0.000 description 1
AXZWODMDQAVCJE-UHFFFAOYSA-L tin(II) chloride (anhydrous) Chemical compound [Cl-].[Cl-].[Sn+2] AXZWODMDQAVCJE-UHFFFAOYSA-L 0.000 description 1
229920001567 vinyl ester resin Polymers 0.000 description 1
125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
239000002023 wood Substances 0.000 description 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
- G03C1/485—Direct positive emulsions
- G03C1/48515—Direct positive emulsions prefogged

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Silver Salt Photography Or Processing Solution Therefor (AREA)

DE2216075A 1972-04-01 1972-04-01 Photographisches material zur herstellung direktpositiver photographischer bilder Withdrawn DE2216075A1 (de)

Priority Applications (8)

Application Number	Priority Date	Filing Date	Title
DE2216075A DE2216075A1 (de)	1972-04-01	1972-04-01	Photographisches material zur herstellung direktpositiver photographischer bilder
BE1004921A BE797198A (nl)	1972-04-01	1973-03-23	Fotografisch materiaal voor de vervaardiging van direct-positieve fotografische beelden
US344535A US3859093A (en)	1972-04-01	1973-03-26	Fogged, direct positive emulsion containing composite silver halide grains protected with silver halide layer and the use thereof in reversal process
GB1453873A GB1402198A (en)	1972-04-01	1973-03-27	Photographic silver salt emulsion for the production of direct positive images
IT49154/73A IT982932B (it)	1972-04-01	1973-03-30	Emulsione positiva diretta e procedimento per produrre con essa immagini fotografiche
CA167,583A CA1022377A (en)	1972-04-01	1973-03-30	Photographic material for the production of direct positive photographic images
FR7311689A FR2178982A1 (nl)	1972-04-01	1973-03-30
JP48036260A JPS4910725A (nl)	1972-04-01	1973-03-31

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE2216075A DE2216075A1 (de)	1972-04-01	1972-04-01	Photographisches material zur herstellung direktpositiver photographischer bilder

Publications (1)

Publication Number	Publication Date
DE2216075A1 true DE2216075A1 (de)	1973-10-11

Family

ID=5840903

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE2216075A Withdrawn DE2216075A1 (de)	1972-04-01	1972-04-01	Photographisches material zur herstellung direktpositiver photographischer bilder

Country Status (8)

Country	Link
US (1)	US3859093A (nl)
JP (1)	JPS4910725A (nl)
BE (1)	BE797198A (nl)
CA (1)	CA1022377A (nl)
DE (1)	DE2216075A1 (nl)
FR (1)	FR2178982A1 (nl)
GB (1)	GB1402198A (nl)
IT (1)	IT982932B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
USRE32097E (en) *	1981-11-12	1986-03-25	Eastman Kodak Company	Blended grain direct-positive emulsions and photographic elements and processes for their use
US4444865A (en) *	1981-11-12	1984-04-24	Eastman Kodak Company	Blended grain direct-positive emulsions and photographic elements and processes for their use
US4444874A (en) *	1982-09-15	1984-04-24	Eastman Kodak Company	Photographic elements containing direct-positive emulsions and processes for their use
USRE32149E (en) *	1982-09-15	1986-05-20	Eastman Kodak Company	Photographic elements containing direct-positive emulsions and processes for their use
JPS59133542A (ja) *	1983-01-21	1984-07-31	Fuji Photo Film Co Ltd	ハロゲン化銀カラー反転写真感光材料の現像方法
JPS6067935A (ja) *	1983-09-22	1985-04-18	Konishiroku Photo Ind Co Ltd	直接ポジ画像の形成方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3367778A (en) *	1965-04-15	1968-02-06	Eastman Kodak Co	Silver salt direct positive emulsion
US3512985A (en) *	1965-11-08	1970-05-19	Eastman Kodak Co	Direct positive photographic silver halide emulsions and elements containing water insoluble polymers

1972
- 1972-04-01 DE DE2216075A patent/DE2216075A1/de not_active Withdrawn
1973
- 1973-03-23 BE BE1004921A patent/BE797198A/nl unknown
- 1973-03-26 US US344535A patent/US3859093A/en not_active Expired - Lifetime
- 1973-03-27 GB GB1453873A patent/GB1402198A/en not_active Expired
- 1973-03-30 IT IT49154/73A patent/IT982932B/it active
- 1973-03-30 FR FR7311689A patent/FR2178982A1/fr not_active Withdrawn
- 1973-03-30 CA CA167,583A patent/CA1022377A/en not_active Expired
- 1973-03-31 JP JP48036260A patent/JPS4910725A/ja active Pending

Also Published As

Publication number	Publication date
JPS4910725A (nl)	1974-01-30
CA1022377A (en)	1977-12-13
BE797198A (nl)	1973-09-24
FR2178982A1 (nl)	1973-11-16
US3859093A (en)	1975-01-07
GB1402198A (en)	1975-08-06
IT982932B (it)	1974-10-21

Legal Events

Date	Code	Title	Description
1978-07-27	OD	Request for examination
1983-06-09	8130	Withdrawal

Publication	Publication Date	Title
DE1547791C3 (de)	1978-11-23	Photographisches, für Elektronenstrahlen empfindliches Aufzeichnungsmaterial
DE2203462C2 (de)	1984-07-19	Verfahren zur Herstellung einer photographischen Silberhalogenidemulsion
DE1123557B (de)	1962-02-08	Lichtentwickelbares, direkt aufzeichnendes photographisches Material, insbesondere fuer oszillographische Aufzeichnungen
DE2260117A1 (de)	1974-06-12	Photographisches material zur herstellung direktpositiver bilder
DE1547781A1 (de)	1969-11-20	Direkt-positive photographische Silberhalogenidemulsion
DE2133868A1 (de)	1972-03-02	Spektrale Sensibilisierung direktpositiver Silberhalogenidemulsionen
DE2040131C2 (de)	1983-08-25	Mehrschichtiges direkpositives photographisches Aufzeichnungsmaterial
DE2216075A1 (de)	1973-10-11	Photographisches material zur herstellung direktpositiver photographischer bilder
DE1622266A1 (de)	1970-10-29	Verfahren zum Sansibilisieren photographischer Systeme
DE2224837C3 (de)	1986-05-07	Direktpositives photographisches Aufzeichnungsmaterial
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