CA1070906A - Dispersing agents for finely dividing and stabilizing dyestuffs, pigments and optical brighteners - Google Patents
Dispersing agents for finely dividing and stabilizing dyestuffs, pigments and optical brightenersInfo
- Publication number
- CA1070906A CA1070906A CA234,797A CA234797A CA1070906A CA 1070906 A CA1070906 A CA 1070906A CA 234797 A CA234797 A CA 234797A CA 1070906 A CA1070906 A CA 1070906A
- Authority
- CA
- Canada
- Prior art keywords
- sulfonic acid
- weight
- composition
- dimethylnaphthalene
- parts
- 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
- 239000002270 dispersing agent Substances 0.000 title claims abstract description 27
- 239000000049 pigment Substances 0.000 title claims abstract description 21
- 230000003287 optical effect Effects 0.000 title claims abstract description 10
- 230000000087 stabilizing effect Effects 0.000 title abstract 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims abstract description 38
- 239000007859 condensation product Substances 0.000 claims abstract description 22
- 239000000203 mixture Substances 0.000 claims description 47
- 239000000975 dye Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- SDRWSOSZWGTKEF-UHFFFAOYSA-N 2,3-dimethylnaphthalene-1-sulfonic acid Chemical class C1=CC=C2C(S(O)(=O)=O)=C(C)C(C)=CC2=C1 SDRWSOSZWGTKEF-UHFFFAOYSA-N 0.000 claims description 13
- QPUYECUOLPXSFR-UHFFFAOYSA-N alpha-methyl-naphthalene Natural products C1=CC=C2C(C)=CC=CC2=C1 QPUYECUOLPXSFR-UHFFFAOYSA-N 0.000 claims description 13
- 230000008569 process Effects 0.000 claims description 8
- QNLZIZAQLLYXTC-UHFFFAOYSA-N 1,2-dimethylnaphthalene Chemical compound C1=CC=CC2=C(C)C(C)=CC=C21 QNLZIZAQLLYXTC-UHFFFAOYSA-N 0.000 claims description 7
- 150000002790 naphthalenes Chemical class 0.000 claims description 7
- -1 1, 6-dimethylnaphthalene sulfonic acid Chemical compound 0.000 claims description 6
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 claims description 6
- 239000000470 constituent Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- CBMXCNPQDUJNHT-UHFFFAOYSA-N 1,6-dimethylnaphthalene Chemical compound CC1=CC=CC2=CC(C)=CC=C21 CBMXCNPQDUJNHT-UHFFFAOYSA-N 0.000 claims description 4
- 238000004043 dyeing Methods 0.000 claims description 4
- KJCVRFUGPWSIIH-UHFFFAOYSA-N 1-naphthol Chemical compound C1=CC=C2C(O)=CC=CC2=C1 KJCVRFUGPWSIIH-UHFFFAOYSA-N 0.000 claims description 3
- 239000002253 acid Substances 0.000 claims description 2
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims description 2
- WODGMMJHSAKKNF-UHFFFAOYSA-N 2-methylnaphthalene-1-sulfonic acid Chemical compound C1=CC=CC2=C(S(O)(=O)=O)C(C)=CC=C21 WODGMMJHSAKKNF-UHFFFAOYSA-N 0.000 claims 17
- RGZZLODVIVSCLJ-UHFFFAOYSA-N 1-methyl-2h-naphthalene-1-sulfonic acid Chemical compound C1=CC=C2C(C)(S(O)(=O)=O)CC=CC2=C1 RGZZLODVIVSCLJ-UHFFFAOYSA-N 0.000 claims 4
- 238000005282 brightening Methods 0.000 claims 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims 1
- 239000006185 dispersion Substances 0.000 abstract description 26
- 239000012530 fluid Substances 0.000 abstract 1
- 239000002689 soil Substances 0.000 abstract 1
- 239000004753 textile Substances 0.000 abstract 1
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 19
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 12
- 239000000047 product Substances 0.000 description 9
- 229960004279 formaldehyde Drugs 0.000 description 8
- 235000019256 formaldehyde Nutrition 0.000 description 8
- 239000000843 powder Substances 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 7
- 238000009833 condensation Methods 0.000 description 7
- 230000005494 condensation Effects 0.000 description 7
- 238000003756 stirring Methods 0.000 description 7
- 238000003801 milling Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000008098 formaldehyde solution Substances 0.000 description 4
- 238000006386 neutralization reaction Methods 0.000 description 4
- 102400000830 Saposin-B Human genes 0.000 description 3
- 101800001697 Saposin-B Proteins 0.000 description 3
- 238000007792 addition Methods 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000001694 spray drying Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000009736 wetting Methods 0.000 description 3
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 125000001931 aliphatic group Chemical group 0.000 description 2
- 239000011575 calcium Substances 0.000 description 2
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 2
- 239000000920 calcium hydroxide Substances 0.000 description 2
- 235000011116 calcium hydroxide Nutrition 0.000 description 2
- 229940095643 calcium hydroxide Drugs 0.000 description 2
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 150000004780 naphthols Chemical class 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011044 quartzite Substances 0.000 description 2
- 238000006277 sulfonation reaction Methods 0.000 description 2
- KEQGZUUPPQEDPF-UHFFFAOYSA-N 1,3-dichloro-5,5-dimethylimidazolidine-2,4-dione Chemical compound CC1(C)N(Cl)C(=O)N(Cl)C1=O KEQGZUUPPQEDPF-UHFFFAOYSA-N 0.000 description 1
- CZNYJWQJSGRKRA-UHFFFAOYSA-N 2-[5-(4-chlorophenyl)-1,3,4-oxadiazol-2-yl]aniline Chemical compound NC1=CC=CC=C1C1=NN=C(C=2C=CC(Cl)=CC=2)O1 CZNYJWQJSGRKRA-UHFFFAOYSA-N 0.000 description 1
- QIMMUPPBPVKWKM-UHFFFAOYSA-N 2-methylnaphthalene Chemical compound C1=CC=CC2=CC(C)=CC=C21 QIMMUPPBPVKWKM-UHFFFAOYSA-N 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 229920001732 Lignosulfonate Polymers 0.000 description 1
- 241001237728 Precis Species 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000003899 bactericide agent Substances 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- XTHPWXDJESJLNJ-UHFFFAOYSA-N chlorosulfonic acid Substances OS(Cl)(=O)=O XTHPWXDJESJLNJ-UHFFFAOYSA-N 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 239000000986 disperse dye Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 229920005610 lignin Polymers 0.000 description 1
- HGVIAKXYAZRSEG-UHFFFAOYSA-N n-(2,4-dimethylphenyl)-3-oxobutanamide Chemical compound CC(=O)CC(=O)NC1=CC=C(C)C=C1C HGVIAKXYAZRSEG-UHFFFAOYSA-N 0.000 description 1
- PSZYNBSKGUBXEH-UHFFFAOYSA-N naphthalene-1-sulfonic acid Chemical class C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 PSZYNBSKGUBXEH-UHFFFAOYSA-N 0.000 description 1
- KVBGVZZKJNLNJU-UHFFFAOYSA-N naphthalene-2-sulfonic acid Chemical compound C1=CC=CC2=CC(S(=O)(=O)O)=CC=C21 KVBGVZZKJNLNJU-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 210000004940 nucleus Anatomy 0.000 description 1
- 230000000063 preceeding effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000017550 sodium carbonate Nutrition 0.000 description 1
- 229940001593 sodium carbonate Drugs 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 239000000984 vat dye Substances 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0084—Dispersions of dyes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0071—Process features in the making of dyestuff preparations; Dehydrating agents; Dispersing agents; Dustfree compositions
- C09B67/0084—Dispersions of dyes
- C09B67/0085—Non common dispersing agents
- C09B67/0086—Non common dispersing agents anionic dispersing agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K23/00—Use of substances as emulsifying, wetting, dispersing, or foam-producing agents
- C09K23/12—Sulfonates of aromatic or alkylated aromatic compounds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06L—DRY-CLEANING, WASHING OR BLEACHING FIBRES, FILAMENTS, THREADS, YARNS, FABRICS, FEATHERS OR MADE-UP FIBROUS GOODS; BLEACHING LEATHER OR FURS
- D06L4/00—Bleaching fibres, filaments, threads, yarns, fabrics, feathers or made-up fibrous goods; Bleaching leather or furs
- D06L4/60—Optical bleaching or brightening
- D06L4/664—Preparations of optical brighteners; Optical brighteners in aerosol form; Physical treatment of optical brighteners
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Textile Engineering (AREA)
- Coloring (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Phenolic Resins Or Amino Resins (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742442514 DE2442514C3 (de) | 1974-09-05 | Dispersionen von Farbstoffen, Pigmenten und optischen Aufhellern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1070906A true CA1070906A (en) | 1980-02-05 |
Family
ID=5924947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA234,797A Expired CA1070906A (en) | 1974-09-05 | 1975-09-04 | Dispersing agents for finely dividing and stabilizing dyestuffs, pigments and optical brighteners |
Country Status (11)
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4297259A (en) * | 1979-04-18 | 1981-10-27 | Diamond Shamrock Corporation | Synthetic polymer emulsifier |
| JPS6059938B2 (ja) * | 1980-01-21 | 1985-12-27 | 住友化学工業株式会社 | 反応染料組成物およびそれを用いる染色法 |
| JPS6054438B2 (ja) * | 1980-03-31 | 1985-11-29 | 住友化学工業株式会社 | セルロ−ス系繊維材料の染色用反応染料液状組成物 |
| DE3111488A1 (de) * | 1981-03-24 | 1982-10-07 | Hoechst Ag, 6000 Frankfurt | Fluessige und feste praeparationen von wasserloeslichen faserreaktiven farbstoffen und ihre verwendung zum faerben oder bedrucken von fasermaterialien |
| JPS58118860A (ja) * | 1982-01-08 | 1983-07-15 | Sumitomo Chem Co Ltd | セルロ−ス繊維用反応染料組成物 |
| JPS58142941A (ja) * | 1982-02-19 | 1983-08-25 | Sumitomo Chem Co Ltd | セルロ−ス繊維用反応染料組成物 |
| JPS58164652A (ja) * | 1982-03-25 | 1983-09-29 | Sumitomo Chem Co Ltd | セルロ−ス繊維用反応染料組成物 |
| JPS6058472A (ja) * | 1983-09-12 | 1985-04-04 | Hodogaya Chem Co Ltd | 塩基性染料の高濃度溶液 |
| DE3841987A1 (de) * | 1988-12-14 | 1990-06-21 | Basf Ag | Verfahren zur herstellung von kondensaten aus arylsulfonsaeuren und formaldehyd und ihre verwendung |
| DE4018873A1 (de) * | 1990-06-13 | 1991-12-19 | Basf Ag | Verwendung von kondensaten auf basis von arylsulfonsaeuren und formaldehyd als dispergiermittel |
| DE19727767A1 (de) * | 1997-06-30 | 1999-01-07 | Basf Ag | Als Ink-Jet-Tinten geeignete Pigmentzubereitungen mit strahlungshärtbarem Bindemittel |
| US8258084B2 (en) | 2006-01-18 | 2012-09-04 | Georgia-Pacific Chemicals Llc | Spray dried emulsifier compositions, methods for their preparation, and their use in oil-based drilling fluid compositions |
| WO2009063860A1 (ja) * | 2007-11-16 | 2009-05-22 | Mitsubishi Gas Chemical Company, Inc. | 多官能性ジメチルナフタレンホルムアルデヒド樹脂およびその製造方法 |
| CN101889247B (zh) * | 2007-12-07 | 2013-04-03 | 三菱瓦斯化学株式会社 | 用于形成光刻用下层膜的组合物和多层抗蚀图案的形成方法 |
| CN103145543B (zh) * | 2007-12-07 | 2015-07-01 | 三菱瓦斯化学株式会社 | 含三环癸烷骨架的萘酚化合物和酯化合物及其制备方法 |
| JP5407306B2 (ja) * | 2007-12-07 | 2014-02-05 | 三菱瓦斯化学株式会社 | 変性ジメチルナフタレンホルムアルデヒド樹脂 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE292531C (de) | 1913-02-23 | 1916-06-14 | Basf Ag | Verfahren zur darstellung wasserlöslicher kondensationsprodukte |
| US1722904A (en) * | 1928-01-18 | 1929-07-30 | Rohm & Haas | Condensed aromatic sulphonic acids and process of making same |
| US2058489A (en) * | 1930-06-16 | 1936-10-27 | Nat Aniline & Chem Co Inc | Dye powder compositions |
| CH412866A (de) | 1961-03-10 | 1966-05-15 | Basf Ag | Verfahren zur Herstellung von Kondensationsprodukten aus Naphthalinsulfonsäuren und Aldehyden |
| DE1156791B (de) | 1961-03-10 | 1963-11-07 | Basf Ag | Verfahren zur Herstellung von Kondensationsprodukten aus Naphthalinsulfonsaeuren und Aldehyden |
| DE1137005B (de) | 1961-03-10 | 1962-09-27 | Basf Ag | Verfahren zur Herstellung von Kondensationsprodukten aus Naphthalinsulfonsaeuren undAldehyden |
| DE1157214B (de) | 1962-02-03 | 1963-11-14 | Basf Ag | Verfahren zur Herstellung von dispergierend wirkenden Kondensationsprodukten |
| DE1152405B (de) | 1962-02-24 | 1963-08-08 | Basf Ag | Verfahren zur Herstellung verbesserter Kondensationsprodukte aus Naphthalinsulfonsaeuren und Aldehyden |
| DE1960812U (de) | 1964-08-17 | 1967-05-24 | Horst Meyer | Bausatz zum herstellen von kleinmoebeln z.b. kindermoebeln. |
| DE1469606A1 (de) | 1964-08-29 | 1969-10-30 | Basf Ag | Wasserdispergierbare Zubereitungen wasserunloeslicher Farbstoffe |
| GB1239016A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-01-16 | 1971-07-14 |
-
1975
- 1975-01-01 AR AR260239A patent/AR207158A1/es active
- 1975-09-02 GB GB36075/75A patent/GB1482333A/en not_active Expired
- 1975-09-02 CH CH1131675A patent/CH606356A5/xx not_active IP Right Cessation
- 1975-09-03 IT IT26900/75A patent/IT1042289B/it active
- 1975-09-03 IN IN1706/CAL/75A patent/IN144119B/en unknown
- 1975-09-04 BR BR7505679*A patent/BR7505679A/pt unknown
- 1975-09-04 JP JP50106585A patent/JPS591314B2/ja not_active Expired
- 1975-09-04 CA CA234,797A patent/CA1070906A/en not_active Expired
- 1975-09-05 FR FR7527253A patent/FR2283723A1/fr active Granted
- 1975-09-05 BE BE159784A patent/BE833123A/xx not_active IP Right Cessation
-
1977
- 1977-03-15 US US05/777,860 patent/US4214872A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5152435A (en) | 1976-05-10 |
| CH606356A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-10-31 |
| US4214872A (en) | 1980-07-29 |
| DE2442514B2 (de) | 1976-07-15 |
| IT1042289B (it) | 1980-01-30 |
| GB1482333A (en) | 1977-08-10 |
| AU8453475A (en) | 1977-03-10 |
| BR7505679A (pt) | 1976-08-03 |
| IN144119B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-03-25 |
| AR207158A1 (es) | 1976-09-15 |
| JPS591314B2 (ja) | 1984-01-11 |
| FR2283723A1 (fr) | 1976-04-02 |
| DE2442514A1 (de) | 1976-03-25 |
| BE833123A (fr) | 1976-03-05 |
| FR2283723B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1978-11-03 |
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