IT1004055B - Composti stilbenici procedimento per prepararli e loro impiego quali schiarenti ottici - Google Patents
Composti stilbenici procedimento per prepararli e loro impiego quali schiarenti otticiInfo
- Publication number
- IT1004055B IT1004055B IT48638/74A IT4863874A IT1004055B IT 1004055 B IT1004055 B IT 1004055B IT 48638/74 A IT48638/74 A IT 48638/74A IT 4863874 A IT4863874 A IT 4863874A IT 1004055 B IT1004055 B IT 1004055B
- Authority
- IT
- Italy
- Prior art keywords
- stylbenic
- preparing
- compounds procedure
- lighteners
- optical
- Prior art date
Links
Classifications
-
- 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
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Paper (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
- Plural Heterocyclic Compounds (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Heat Sensitive Colour Forming Recording (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH252173A CH582163A5 (it) | 1973-02-21 | 1973-02-21 |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1004055B true IT1004055B (it) | 1976-07-10 |
Family
ID=4235649
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48638/74A IT1004055B (it) | 1973-02-21 | 1974-02-25 | Composti stilbenici procedimento per prepararli e loro impiego quali schiarenti ottici |
Country Status (12)
Country | Link |
---|---|
US (1) | US3941778A (it) |
JP (1) | JPS49115120A (it) |
AR (1) | AR206208A1 (it) |
BE (1) | BE811340A (it) |
BR (1) | BR7401258D0 (it) |
CH (1) | CH582163A5 (it) |
DE (1) | DE2406851A1 (it) |
ES (1) | ES423484A1 (it) |
FR (1) | FR2218337B3 (it) |
GB (1) | GB1451735A (it) |
IT (1) | IT1004055B (it) |
NL (1) | NL7402096A (it) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4271036A (en) * | 1979-01-26 | 1981-06-02 | Hoechst Aktiengesellschaft | Colorless formulations of optical brighteners from the series of bis-triazinylamino-stilbene-disulfonic acid compounds |
GB9418958D0 (en) * | 1994-09-21 | 1994-11-09 | Ciba Geigy Ag | Fluorescent whitening agents |
US5707904A (en) * | 1996-01-31 | 1998-01-13 | Highland Industries, Inc. | Fabric for backlit signs and awnings |
US5895705A (en) * | 1997-07-11 | 1999-04-20 | Highland Industries, Inc. | Awning and backlit sign fabric having a selectively eradicable ink layer and a process for producing same |
GB0006623D0 (en) * | 2000-03-20 | 2000-05-10 | Imerys Minerals Limited | Kaolin products and their preparation and use in paper making and coating |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH394222A (de) * | 1961-07-21 | 1965-06-30 | Geigy Ag J R | Verfahren zur Herstellung von Bis-triazinylaminostilbenverbindungen |
BE707403A (it) * | 1966-12-03 | 1968-04-16 | ||
US3589921A (en) * | 1969-03-18 | 1971-06-29 | Geigy Chem Corp | Polysulfonated bis-s-triazinylamino-stilbene-2,2'-disulfonic acids |
DE1929664A1 (de) * | 1969-06-11 | 1970-12-17 | Bayer Ag | Optische Aufheller |
-
1973
- 1973-02-21 CH CH252173A patent/CH582163A5/xx not_active IP Right Cessation
-
1974
- 1974-01-01 AR AR252439A patent/AR206208A1/es active
- 1974-02-13 DE DE19742406851 patent/DE2406851A1/de active Pending
- 1974-02-15 NL NL7402096A patent/NL7402096A/xx unknown
- 1974-02-15 US US05/442,920 patent/US3941778A/en not_active Expired - Lifetime
- 1974-02-19 JP JP49019178A patent/JPS49115120A/ja active Pending
- 1974-02-20 BE BE141189A patent/BE811340A/xx unknown
- 1974-02-20 FR FR7405669A patent/FR2218337B3/fr not_active Expired
- 1974-02-20 BR BR1258/74A patent/BR7401258D0/pt unknown
- 1974-02-20 GB GB770274A patent/GB1451735A/en not_active Expired
- 1974-02-21 ES ES423484A patent/ES423484A1/es not_active Expired
- 1974-02-25 IT IT48638/74A patent/IT1004055B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS49115120A (it) | 1974-11-02 |
GB1451735A (en) | 1976-10-06 |
FR2218337A1 (it) | 1974-09-13 |
US3941778A (en) | 1976-03-02 |
BE811340A (fr) | 1974-08-20 |
BR7401258D0 (pt) | 1974-11-05 |
AR206208A1 (es) | 1976-07-07 |
DE2406851A1 (de) | 1974-08-22 |
FR2218337B3 (it) | 1976-11-26 |
CH582163A5 (it) | 1976-11-30 |
ES423484A1 (es) | 1976-10-16 |
NL7402096A (it) | 1974-08-23 |
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