DE1287550B - Aufhellungsmittel - Google Patents
AufhellungsmittelInfo
- Publication number
- DE1287550B DE1287550B DEF48193A DEF0048193A DE1287550B DE 1287550 B DE1287550 B DE 1287550B DE F48193 A DEF48193 A DE F48193A DE F0048193 A DEF0048193 A DE F0048193A DE 1287550 B DE1287550 B DE 1287550B
- Authority
- DE
- Germany
- Prior art keywords
- group
- optionally substituted
- carboxylic acid
- lightening
- formula
- 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.)
- Pending
Links
- 239000007844 bleaching agent Substances 0.000 title description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 27
- 125000003277 amino group Chemical group 0.000 claims description 10
- 125000005843 halogen group Chemical group 0.000 claims description 10
- -1 alkyl sulfone Chemical class 0.000 claims description 9
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 8
- 125000003262 carboxylic acid ester group Chemical group [H]C([H])([*:2])OC(=O)C([H])([H])[*:1] 0.000 claims description 6
- 125000002843 carboxylic acid group Chemical group 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 239000004952 Polyamide Substances 0.000 claims description 5
- 125000005392 carboxamide group Chemical group NC(=O)* 0.000 claims description 5
- 229920002647 polyamide Polymers 0.000 claims description 5
- 125000000542 sulfonic acid group Chemical group 0.000 claims description 5
- 150000005840 aryl radicals Chemical class 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 4
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 4
- 125000003226 pyrazolyl group Chemical group 0.000 claims description 4
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 125000002130 sulfonic acid ester group Chemical group 0.000 claims description 2
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 239000000243 solution Substances 0.000 description 13
- 230000002087 whitening effect Effects 0.000 description 9
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 239000004744 fabric Substances 0.000 description 7
- 239000011734 sodium Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 6
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 6
- 238000005282 brightening Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 235000011121 sodium hydroxide Nutrition 0.000 description 5
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 4
- 235000011114 ammonium hydroxide Nutrition 0.000 description 4
- 229920002301 cellulose acetate Polymers 0.000 description 4
- 150000008049 diazo compounds Chemical class 0.000 description 4
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 4
- 239000011780 sodium chloride Substances 0.000 description 4
- BBVIDBNAYOIXOE-UHFFFAOYSA-N 1,2,4-oxadiazole Chemical class C=1N=CON=1 BBVIDBNAYOIXOE-UHFFFAOYSA-N 0.000 description 3
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 150000002081 enamines Chemical class 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- TXVWTOBHDDIASC-UHFFFAOYSA-N 1,2-diphenylethene-1,2-diamine Chemical class C=1C=CC=CC=1C(N)=C(N)C1=CC=CC=C1 TXVWTOBHDDIASC-UHFFFAOYSA-N 0.000 description 2
- BIEFDNUEROKZRA-UHFFFAOYSA-N 2-(2-phenylethenyl)aniline Chemical class NC1=CC=CC=C1C=CC1=CC=CC=C1 BIEFDNUEROKZRA-UHFFFAOYSA-N 0.000 description 2
- REJHVSOVQBJEBF-OWOJBTEDSA-N 5-azaniumyl-2-[(e)-2-(4-azaniumyl-2-sulfonatophenyl)ethenyl]benzenesulfonate Chemical compound OS(=O)(=O)C1=CC(N)=CC=C1\C=C\C1=CC=C(N)C=C1S(O)(=O)=O REJHVSOVQBJEBF-OWOJBTEDSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonium chloride Substances [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- REJHVSOVQBJEBF-UHFFFAOYSA-N DSD-acid Natural products OS(=O)(=O)C1=CC(N)=CC=C1C=CC1=CC=C(N)C=C1S(O)(=O)=O REJHVSOVQBJEBF-UHFFFAOYSA-N 0.000 description 2
- 229920001756 Polyvinyl chloride acetate Polymers 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- WXLLOFPIDAKJGK-UHFFFAOYSA-N [2-(2-phenylethenyl)phenyl]hydrazine Chemical class NNC1=CC=CC=C1C=CC1=CC=CC=C1 WXLLOFPIDAKJGK-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 2
- 229910001919 chlorite Inorganic materials 0.000 description 2
- 229910052619 chlorite group Inorganic materials 0.000 description 2
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 2
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 2
- 229910000366 copper(II) sulfate Inorganic materials 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000012043 crude product Substances 0.000 description 2
- 239000003599 detergent Substances 0.000 description 2
- 238000006193 diazotization reaction Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 239000011541 reaction mixture Substances 0.000 description 2
- JVBXVOWTABLYPX-UHFFFAOYSA-L sodium dithionite Chemical compound [Na+].[Na+].[O-]S(=O)S([O-])=O JVBXVOWTABLYPX-UHFFFAOYSA-L 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- DZXBXYDFRJOAOB-UHFFFAOYSA-N (2-hydrazinyl-1,2-diphenylethenyl)hydrazine Chemical class C=1C=CC=CC=1C(NN)=C(NN)C1=CC=CC=C1 DZXBXYDFRJOAOB-UHFFFAOYSA-N 0.000 description 1
- BJHMEJXJPOBCNY-UHFFFAOYSA-N (5-methyl-1,2,4-oxadiazol-3-yl)-phenylmethanone Chemical compound O1C(C)=NC(C(=O)C=2C=CC=CC=2)=N1 BJHMEJXJPOBCNY-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- TZAGBUCWNWFIOZ-UHFFFAOYSA-N 3-amino-3-phenylprop-2-enoic acid Chemical compound OC(=O)C=C(N)C1=CC=CC=C1 TZAGBUCWNWFIOZ-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 241000723347 Cinnamomum Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical class [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 229960002684 aminocaproic acid Drugs 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 125000005362 aryl sulfone group Chemical group 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 150000001733 carboxylic acid esters Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 235000017803 cinnamon Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 150000001879 copper Chemical class 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 150000004699 copper complex Chemical class 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- KAOHYMHKNXJUFY-HYXAFXHYSA-N ethyl (z)-2-aminobut-2-enoate Chemical compound CCOC(=O)C(\N)=C\C KAOHYMHKNXJUFY-HYXAFXHYSA-N 0.000 description 1
- YPMPTULBFPFSEQ-PLNGDYQASA-N ethyl (z)-3-aminobut-2-enoate Chemical compound CCOC(=O)\C=C(\C)N YPMPTULBFPFSEQ-PLNGDYQASA-N 0.000 description 1
- 125000004494 ethyl ester group Chemical group 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- WNLRTRBMVRJNCN-UHFFFAOYSA-N hexanedioic acid Natural products OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 1
- 125000000717 hydrazino group Chemical group [H]N([*])N([H])[H] 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000000896 monocarboxylic acid group Chemical group 0.000 description 1
- VZXWHAIIKCIOBN-UHFFFAOYSA-N n-(2-nitro-1-phenylethylidene)hydroxylamine Chemical compound [O-][N+](=O)CC(=NO)C1=CC=CC=C1 VZXWHAIIKCIOBN-UHFFFAOYSA-N 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 150000003254 radicals Chemical class 0.000 description 1
- 239000012266 salt solution Substances 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000001632 sodium acetate Substances 0.000 description 1
- 235000017281 sodium acetate Nutrition 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- UKLNMMHNWFDKNT-UHFFFAOYSA-M sodium chlorite Chemical compound [Na+].[O-]Cl=O UKLNMMHNWFDKNT-UHFFFAOYSA-M 0.000 description 1
- 229960002218 sodium chlorite Drugs 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- PJANXHGTPQOBST-UHFFFAOYSA-N stilbene Chemical class C=1C=CC=CC=1C=CC1=CC=CC=C1 PJANXHGTPQOBST-UHFFFAOYSA-N 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D249/00—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D249/02—Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms not condensed with other rings
- C07D249/04—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles
- C07D249/06—1,2,3-Triazoles; Hydrogenated 1,2,3-triazoles with aryl radicals directly attached to ring atoms
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Coloring (AREA)
- Detergent Compositions (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF48193A DE1287550B (de) | 1966-01-18 | 1966-01-18 | Aufhellungsmittel |
| DE19661594844 DE1594844A1 (de) | 1966-01-18 | 1966-02-17 | Aufhellungsmittel |
| SE17986/66A SE316743B (US07709020-20100504-C00041.png) | 1966-01-18 | 1966-12-30 | |
| IL27211A IL27211A (en) | 1966-01-18 | 1967-01-04 | 1,2,3-triazolyl-2-stilbenes and their use as brightening agents |
| AT12467A AT270568B (de) | 1966-01-18 | 1967-01-05 | Aufhellungsmittel |
| US607391A US3453268A (en) | 1966-01-18 | 1967-01-05 | Substituted v-triazolyl-2-stilbenes and their use for brightening materials |
| CH762768A CH458275A (de) | 1966-01-18 | 1967-01-17 | Verwendung von v-Triazolyl-(2)-stilbenverbindungen als optische Aufhellungsmittel mit Ausnahme der Behandlung von Textilfasern in der Textilindustrie |
| CH1054768A CH501648A (de) | 1966-01-18 | 1967-01-17 | Verfahren zur Herstellung von v-Triazolyl-(2)-stilbenverbindungen |
| CH63867A CH466846A (de) | 1966-01-18 | 1967-01-17 | Verwendung von v-Triazolyl-(2)-stilbenverbindungen zum optischen Aufhellen von Textilmaterialien |
| NL6700811A NL6700811A (US07709020-20100504-C00041.png) | 1966-01-18 | 1967-01-18 | |
| FR91520A FR1508550A (fr) | 1966-01-18 | 1967-01-18 | Agents éclaircissants |
| ES0335773A ES335773A1 (es) | 1966-01-18 | 1967-01-18 | Procedimiento para blanquear materiales celulosicos. |
| BE692847D BE692847A (US07709020-20100504-C00041.png) | 1966-01-18 | 1967-01-18 | |
| GB2601/67A GB1132314A (en) | 1966-01-18 | 1967-01-18 | Triazolyl stilbene derivatives and their use as brightening agents |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF48193A DE1287550B (de) | 1966-01-18 | 1966-01-18 | Aufhellungsmittel |
| DEF0048452 | 1966-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1287550B true DE1287550B (de) | 1969-01-23 |
Family
ID=25977082
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEF48193A Pending DE1287550B (de) | 1966-01-18 | 1966-01-18 | Aufhellungsmittel |
| DE19661594844 Pending DE1594844A1 (de) | 1966-01-18 | 1966-02-17 | Aufhellungsmittel |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19661594844 Pending DE1594844A1 (de) | 1966-01-18 | 1966-02-17 | Aufhellungsmittel |
Country Status (11)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3871898A (en) * | 1969-11-14 | 1975-03-18 | Ciba Geigy Ag | Process for the optical brightening of organic fibre material |
| US3817990A (en) * | 1970-06-17 | 1974-06-18 | Gaf Corp | Triazole brighteners |
| CH554391A (de) * | 1971-03-31 | 1974-09-30 | Ciba Geigy Ag | Verwendung von 2-stilbenyl-4-styryl-v-triazolen zum optischen aufhellen von organischen materialien ausserhalb der textilindustrie. |
| US3923677A (en) * | 1971-03-31 | 1975-12-02 | Ciba Geigy Ag | 2-Stilbenyl-4-styryl-v-triazoles, their use for the optical brightening of organic materials, and processes for their manufacture |
| US3940388A (en) * | 1971-05-26 | 1976-02-24 | Sandoz Ltd., (Sandoz Ag) | Triazolylstyryl triazoles |
| CH561707A5 (US07709020-20100504-C00041.png) * | 1971-12-17 | 1975-05-15 | Sandoz Ag | |
| DE2248820C3 (de) * | 1972-10-05 | 1978-11-02 | Bayer Ag, 5090 Leverkusen | Dikalium-4,4'-bis-(4-phenyl-2-vtriazolyl)-stilben-2,2'-disulfonat, dessen Herstellung und Verwendung als optischer Aufheller |
| DE2816511A1 (de) * | 1977-04-19 | 1978-10-26 | Ciba Geigy Ag | Neue stilbenverbindungen |
| CN102333914A (zh) | 2009-03-06 | 2012-01-25 | 亨斯迈先进材料（瑞士）有限公司 | 酶催化的纺织物漂白-增白方法 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1008248B (de) * | 1955-06-15 | 1957-05-16 | Bayer Ag | Aufhellungsmittel |
| FR1155365A (fr) * | 1955-08-10 | 1958-04-25 | Bayer Ag | Polymères synthétiques éclaircis et leur procédé de production |
-
1966
- 1966-01-18 DE DEF48193A patent/DE1287550B/de active Pending
- 1966-02-17 DE DE19661594844 patent/DE1594844A1/de active Pending
- 1966-12-30 SE SE17986/66A patent/SE316743B/xx unknown
-
1967
- 1967-01-04 IL IL27211A patent/IL27211A/en unknown
- 1967-01-05 US US607391A patent/US3453268A/en not_active Expired - Lifetime
- 1967-01-05 AT AT12467A patent/AT270568B/de active
- 1967-01-17 CH CH1054768A patent/CH501648A/de not_active IP Right Cessation
- 1967-01-17 CH CH63867A patent/CH466846A/de unknown
- 1967-01-17 CH CH762768A patent/CH458275A/de unknown
- 1967-01-18 FR FR91520A patent/FR1508550A/fr not_active Expired
- 1967-01-18 BE BE692847D patent/BE692847A/xx unknown
- 1967-01-18 ES ES0335773A patent/ES335773A1/es not_active Expired
- 1967-01-18 NL NL6700811A patent/NL6700811A/xx unknown
- 1967-01-18 GB GB2601/67A patent/GB1132314A/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1008248B (de) * | 1955-06-15 | 1957-05-16 | Bayer Ag | Aufhellungsmittel |
| FR1155365A (fr) * | 1955-08-10 | 1958-04-25 | Bayer Ag | Polymères synthétiques éclaircis et leur procédé de production |
Also Published As
| Publication number | Publication date |
|---|---|
| NL6700811A (US07709020-20100504-C00041.png) | 1967-07-19 |
| CH501648A (de) | 1971-01-15 |
| FR1508550A (fr) | 1968-01-05 |
| CH458275A (de) | 1968-06-30 |
| GB1132314A (en) | 1968-10-30 |
| IL27211A (en) | 1971-05-26 |
| SE316743B (US07709020-20100504-C00041.png) | 1969-11-03 |
| CH63867A4 (de) | 1968-09-13 |
| ES335773A1 (es) | 1967-12-01 |
| CH466846A (de) | 1969-02-14 |
| BE692847A (US07709020-20100504-C00041.png) | 1967-07-03 |
| DE1594844A1 (de) | 1971-05-27 |
| AT270568B (de) | 1969-05-12 |
| US3453268A (en) | 1969-07-01 |
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