NO115463B - - Google Patents
Download PDFInfo
- Publication number
- NO115463B NO115463B NO142167A NO14216761A NO115463B NO 115463 B NO115463 B NO 115463B NO 142167 A NO142167 A NO 142167A NO 14216761 A NO14216761 A NO 14216761A NO 115463 B NO115463 B NO 115463B
- Authority
- NO
- Norway
- Prior art keywords
- thiourea
- nitrogen atom
- material according
- derivative
- hydroxyethyl
- Prior art date
Links
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 28
- 238000011161 development Methods 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 18
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical class NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 claims description 16
- 150000003585 thioureas Chemical class 0.000 claims description 15
- 229910021529 ammonia Inorganic materials 0.000 claims description 14
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims description 10
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 10
- 150000001989 diazonium salts Chemical class 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 125000001931 aliphatic group Chemical group 0.000 claims description 4
- 125000000623 heterocyclic group Chemical group 0.000 claims description 4
- 125000001570 methylene group Chemical group [H]C([H])([*:1])[*:2] 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- 230000001235 sensitizing effect Effects 0.000 claims description 4
- 239000000987 azo dye Substances 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 2
- 125000004429 atom Chemical group 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 238000006467 substitution reaction Methods 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 1
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 claims 1
- 125000001309 chloro group Chemical class Cl* 0.000 claims 1
- 125000000816 ethylene group Chemical group [H]C([H])([*:1])C([H])([H])[*:2] 0.000 claims 1
- 238000002360 preparation method Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 9
- HTKFORQRBXIQHD-UHFFFAOYSA-N allylthiourea Chemical compound NC(=S)NCC=C HTKFORQRBXIQHD-UHFFFAOYSA-N 0.000 description 8
- 239000000123 paper Substances 0.000 description 6
- -1 aliphatic radical Chemical class 0.000 description 5
- 229920002301 cellulose acetate Polymers 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- NKTOLZVEWDHZMU-UHFFFAOYSA-N 2,5-xylenol Chemical compound CC1=CC=C(C)C(O)=C1 NKTOLZVEWDHZMU-UHFFFAOYSA-N 0.000 description 2
- JWAZRIHNYRIHIV-UHFFFAOYSA-N 2-naphthol Chemical compound C1=CC=CC2=CC(O)=CC=C21 JWAZRIHNYRIHIV-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- SUZRRICLUFMAQD-UHFFFAOYSA-N N-Methyltaurine Chemical compound CNCCS(O)(=O)=O SUZRRICLUFMAQD-UHFFFAOYSA-N 0.000 description 2
- 239000012670 alkaline solution Substances 0.000 description 2
- UCGFRIAOVLXVKL-UHFFFAOYSA-N benzylthiourea Chemical class NC(=S)NCC1=CC=CC=C1 UCGFRIAOVLXVKL-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- YKYOUMDCQGMQQO-UHFFFAOYSA-L cadmium dichloride Chemical compound Cl[Cd]Cl YKYOUMDCQGMQQO-UHFFFAOYSA-L 0.000 description 2
- 239000004202 carbamide Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000013068 control sample Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000011888 foil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- OENHRRVNRZBNNS-UHFFFAOYSA-N naphthalene-1,8-diol Chemical compound C1=CC(O)=C2C(O)=CC=CC2=C1 OENHRRVNRZBNNS-UHFFFAOYSA-N 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000005031 sulfite paper Substances 0.000 description 2
- 238000004383 yellowing Methods 0.000 description 2
- 235000005074 zinc chloride Nutrition 0.000 description 2
- 239000011592 zinc chloride Substances 0.000 description 2
- KPZGRMZPZLOPBS-UHFFFAOYSA-N 1,3-dichloro-2,2-bis(chloromethyl)propane Chemical compound ClCC(CCl)(CCl)CCl KPZGRMZPZLOPBS-UHFFFAOYSA-N 0.000 description 1
- ZJPDDJOYVFTVTL-UHFFFAOYSA-N 1,3-dihydroxynaphthalene-2-sulfonic acid Chemical compound C1=CC=C2C(O)=C(S(O)(=O)=O)C(O)=CC2=C1 ZJPDDJOYVFTVTL-UHFFFAOYSA-N 0.000 description 1
- HSEMXRYQVOHIOO-UHFFFAOYSA-N 1-benzyl-3-(2-hydroxyethyl)thiourea Chemical compound OCCNC(=S)NCC1=CC=CC=C1 HSEMXRYQVOHIOO-UHFFFAOYSA-N 0.000 description 1
- LTWCLSPGMSJKMQ-UHFFFAOYSA-N 1-benzyl-3-(2-hydroxypropyl)thiourea Chemical compound CC(O)CNC(=S)NCC1=CC=CC=C1 LTWCLSPGMSJKMQ-UHFFFAOYSA-N 0.000 description 1
- LDMOEFOXLIZJOW-UHFFFAOYSA-N 1-dodecanesulfonic acid Chemical compound CCCCCCCCCCCCS(O)(=O)=O LDMOEFOXLIZJOW-UHFFFAOYSA-N 0.000 description 1
- AHCDXLAGLYNTIA-UHFFFAOYSA-N 1-n-ethyl-2-methylbenzene-1,4-diamine Chemical compound CCNC1=CC=C(N)C=C1C AHCDXLAGLYNTIA-UHFFFAOYSA-N 0.000 description 1
- MWXIHZYOTSENGV-UHFFFAOYSA-N 2-(1,4-diaminocyclohexa-2,4-dien-1-yl)ethanol Chemical compound NC1=CCC(N)(CCO)C=C1 MWXIHZYOTSENGV-UHFFFAOYSA-N 0.000 description 1
- HILLCTMVCZBDQV-UHFFFAOYSA-N 4-(2,2-dimethylhydrazinyl)aniline Chemical compound CN(C)NC1=CC=C(N)C=C1 HILLCTMVCZBDQV-UHFFFAOYSA-N 0.000 description 1
- SKIBELYSXFYZPS-UHFFFAOYSA-N 4-n-ethylbenzene-1,4-diamine Chemical compound CCNC1=CC=C(N)C=C1 SKIBELYSXFYZPS-UHFFFAOYSA-N 0.000 description 1
- JGLMVXWAHNTPRF-CMDGGOBGSA-N CCN1N=C(C)C=C1C(=O)NC1=NC2=CC(=CC(OC)=C2N1C\C=C\CN1C(NC(=O)C2=CC(C)=NN2CC)=NC2=CC(=CC(OCCCN3CCOCC3)=C12)C(N)=O)C(N)=O Chemical compound CCN1N=C(C)C=C1C(=O)NC1=NC2=CC(=CC(OC)=C2N1C\C=C\CN1C(NC(=O)C2=CC(C)=NN2CC)=NC2=CC(=CC(OCCCN3CCOCC3)=C12)C(N)=O)C(N)=O JGLMVXWAHNTPRF-CMDGGOBGSA-N 0.000 description 1
- GAWIXWVDTYZWAW-UHFFFAOYSA-N C[CH]O Chemical group C[CH]O GAWIXWVDTYZWAW-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- DYRDKSSFIWVSNM-UHFFFAOYSA-N acetoacetanilide Chemical compound CC(=O)CC(=O)NC1=CC=CC=C1 DYRDKSSFIWVSNM-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000004183 alkoxy alkyl group Chemical group 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 239000001166 ammonium sulphate Substances 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006149 azo coupling reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- SRSXLGNVWSONIS-UHFFFAOYSA-M benzenesulfonate Chemical compound [O-]S(=O)(=O)C1=CC=CC=C1 SRSXLGNVWSONIS-UHFFFAOYSA-M 0.000 description 1
- 229950011260 betanaphthol Drugs 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 229920006217 cellulose acetate butyrate Polymers 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 150000008049 diazo compounds Chemical class 0.000 description 1
- 239000012954 diazonium Substances 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-O diazynium Chemical compound [NH+]#N IJGRMHOSHXDMSA-UHFFFAOYSA-O 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- QELUYTUMUWHWMC-UHFFFAOYSA-N edaravone Chemical compound O=C1CC(C)=NN1C1=CC=CC=C1 QELUYTUMUWHWMC-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 125000002768 hydroxyalkyl group Chemical group 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002540 isothiocyanates Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000005499 meniscus Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- GPUMPJNVOBTUFM-UHFFFAOYSA-N naphthalene-1,2,3-trisulfonic acid Chemical compound C1=CC=C2C(S(O)(=O)=O)=C(S(O)(=O)=O)C(S(=O)(=O)O)=CC2=C1 GPUMPJNVOBTUFM-UHFFFAOYSA-N 0.000 description 1
- JRNGUTKWMSBIBF-UHFFFAOYSA-N naphthalene-2,3-diol Chemical compound C1=CC=C2C=C(O)C(O)=CC2=C1 JRNGUTKWMSBIBF-UHFFFAOYSA-N 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- FATBGEAMYMYZAF-KTKRTIGZSA-N oleamide Chemical compound CCCCCCCC\C=C/CCCCCCCC(N)=O FATBGEAMYMYZAF-KTKRTIGZSA-N 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- ATGUVEKSASEFFO-UHFFFAOYSA-N p-aminodiphenylamine Chemical compound C1=CC(N)=CC=C1NC1=CC=CC=C1 ATGUVEKSASEFFO-UHFFFAOYSA-N 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000003381 stabilizer Substances 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
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 238000003419 tautomerization reaction Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 125000003396 thiol group Chemical group [H]S* 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B19/00—Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
- B63B19/12—Hatches; Hatchways
- B63B19/14—Hatch covers
- B63B19/19—Hatch covers foldable
- B63B19/197—Hatch covers foldable actuated by fluid pressure
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Cleaning Or Clearing Of The Surface Of Open Water (AREA)
- Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US69845A US3113613A (en) | 1960-11-17 | 1960-11-17 | Hatch cover system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO115463B true NO115463B (cs) | 1968-10-07 |
Family
ID=22091559
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO142167A NO115463B (cs) | 1960-11-17 | 1961-11-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3113613A (cs) |
| BE (1) | BE610344A (cs) |
| DE (1) | DE1233742B (cs) |
| GB (1) | GB941155A (cs) |
| NL (1) | NL6810782A (cs) |
| NO (1) | NO115463B (cs) |
| SE (1) | SE325487B (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7210381A (cs) * | 1971-08-04 | 1973-02-06 | ||
| JPS59186796A (ja) * | 1983-04-06 | 1984-10-23 | 日本アイキヤン株式会社 | 中甲板等の開閉装置 |
| DE102019117512A1 (de) | 2019-06-28 | 2020-12-31 | Webasto SE | Schiebedeckelanordnung für ein Fahrzeug, insbesondere für ein wassergebundenes Fahrzeug |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2770297A (en) * | 1954-01-19 | 1956-11-13 | G M E Corp | Hydraulically actuated articulated members |
| US2791095A (en) * | 1954-07-20 | 1957-05-07 | Mcrcier Jean | Fluid motor system for hatch cover assembly |
| US2857874A (en) * | 1955-01-20 | 1958-10-28 | Karl W Jernstrom | Hatch cover |
| US2906324A (en) * | 1957-11-05 | 1959-09-29 | Cleveland Pneumatic Ind Inc | Hatch cover actuator |
| US2906326A (en) * | 1957-12-23 | 1959-09-29 | Cleveland Pneumatic Ind Inc | Hatchcover operating system |
| GB844198A (en) * | 1958-02-19 | 1960-08-10 | Automotive Prod Co Ltd | Improvements in or relating to hatch covers |
| US2949091A (en) * | 1958-10-02 | 1960-08-16 | Cleveland Pneumatic Ind Inc | Hatch cover mechanism |
-
0
- DE DEP28248A patent/DE1233742B/de active Pending
-
1960
- 1960-11-17 US US69845A patent/US3113613A/en not_active Expired - Lifetime
-
1961
- 1961-11-14 NO NO142167A patent/NO115463B/no unknown
- 1961-11-15 GB GB40935/61A patent/GB941155A/en not_active Expired
- 1961-11-16 BE BE610344A patent/BE610344A/fr unknown
- 1961-11-17 SE SE11470/61A patent/SE325487B/xx unknown
-
1968
- 1968-07-30 NL NL6810782A patent/NL6810782A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1233742B (de) | 1967-02-02 |
| BE610344A (fr) | 1962-03-16 |
| SE325487B (cs) | 1970-06-29 |
| GB941155A (en) | 1963-11-06 |
| US3113613A (en) | 1963-12-10 |
| NL6810782A (cs) | 1968-10-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3578452A (en) | Developing compositions for diazotype materials | |
| NO115463B (cs) | ||
| NO117609B (cs) | ||
| US2196950A (en) | Photographic printing process | |
| NO139309B (no) | Fremgangsmaate til samtidig fjerning av hydrogensulfid og ammoniakk fra gassblandinger omfattende disse forbindelser under dannelse av elementaert svovel og vann | |
| US2336309A (en) | Diazotype photographic material | |
| US3493374A (en) | Heat-developable diazotype material | |
| US2717832A (en) | Diazotype materials for black line images containing diresorcyl sulfide or sulfoxide as a subsitiute for resorcinol | |
| US2772974A (en) | Light sensitive diazotype materials | |
| US3169869A (en) | Diazotype material | |
| US2532126A (en) | Diazotype photographic material | |
| US2551570A (en) | Azo dye components of the amino naphthol series for diazotypes | |
| US2755185A (en) | Method of improving rate of ammonia development of light sensitive diazotype materials | |
| US2541488A (en) | Electrolytic diazo process | |
| US2416773A (en) | Stabilized diazotype photoprinting materials | |
| US2661291A (en) | Antidiffusion diazotypes having tetrazo diphenyls as the light sensitive agent | |
| US3833372A (en) | Viscous developing liquid for use in a silver salt diffusion transfer process | |
| US3137574A (en) | Stability of rapid-processed photographic prints | |
| US3169067A (en) | Heat developable diazotype material comprising an unsymmetrical urea as the base release agent | |
| GB948661A (en) | Diazotype photoprinting process | |
| US2442061A (en) | Acid stabilized light-sensitive diazotype coating | |
| JPH1039461A (ja) | 現像活性化剤水溶液及び露光済写真製品の現像方法 | |
| US2465760A (en) | Diazotype materials derived from aryl diazo sulfones | |
| US2495827A (en) | Diazotype materials stabilized with an alpha-alkylidene-polymethylene dicarboxylic acid | |
| US4155762A (en) | Liquid developer for binary diazo copying materials |