NL285926A - - Google Patents
Info
- Publication number
- NL285926A NL285926A NL285926DA NL285926A NL 285926 A NL285926 A NL 285926A NL 285926D A NL285926D A NL 285926DA NL 285926 A NL285926 A NL 285926A
- Authority
- NL
- Netherlands
Links
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H21/00—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties
- D21H21/14—Non-fibrous material added to the pulp, characterised by its function, form or properties; Paper-impregnating or coating material, characterised by its function, form or properties characterised by function or properties in or on the paper
- D21H21/30—Luminescent or fluorescent substances, e.g. for optical bleaching
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US159791A US3132106A (en) | 1961-12-15 | 1961-12-15 | Brightener composition for paper derived from metanilic and sulfanilic acids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL285926A true NL285926A (en) |
Family
ID=22574034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL285926D NL285926A (en) | 1961-12-15 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3132106A (en) |
| NL (1) | NL285926A (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3366575A (en) * | 1964-03-13 | 1968-01-30 | Nippon Kayaku Kk | Enhancement of optical brightening effects by using two or more species of brightening agent |
| US3533957A (en) * | 1964-05-27 | 1970-10-13 | Geigy Chem Corp | Pyrazoline optical brighteners |
| US20040182533A1 (en) * | 2001-09-03 | 2004-09-23 | Thierry Blum | Method for increasing the whiteness of paper by means of cationic polyelectrolytes |
| US7270771B2 (en) * | 2002-07-05 | 2007-09-18 | Ciba Specialty Chemicals Corporation | Triazinylaminostilbene disulphonic acid mixtures |
| IT1395341B1 (en) * | 2009-04-10 | 2012-09-14 | 3V Sigma Spa | COMPOSITIONS FOR PAPER COATING |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE551712A (en) * | 1955-10-12 | |||
| US2924549A (en) * | 1955-12-15 | 1960-02-09 | Bayer Ag | Paper containing an organic fluorescent dye |
| US3012971A (en) * | 1959-04-07 | 1961-12-12 | Du Pont | Whitening composition for paper |
| US3025242A (en) * | 1961-03-20 | 1962-03-13 | Du Pont | Whitening agent composition and process for its manufacture |
-
0
- NL NL285926D patent/NL285926A/xx unknown
-
1961
- 1961-12-15 US US159791A patent/US3132106A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3132106A (en) | 1964-05-05 |