Aqueous dispersions, their preparation and use
Abstract
Wäßrige Dispersionen mit einem Feststoffgehalt von 35 bis 65 Gew,-% eines Pfropfcopolymerisates aus einem Pfropfsubstrat aus einer wäßrigen Dispersion auf Basis von Styrol, Butadien, Isopren, Chloropren, Acrylnitril, (Meth)-Acrylsäure-C1-C12-alkylestern, (Meth)-Acrylsäure, Itaconsäure, Fumarsäure, Maleinsäure, Vinylacetat und Vinylchlorid sowie Mischungen von zwei oder mehreren der genannten Verbindungen, auf das ein oder mehrere hydrophile Monomere aus der Reihe ungesättigter Carbonsäureamide, Vinylpyrrolidon und Ethylenoxid aufgepfropft sind, wobei bis zu 60 % der hydrophilen Monomere durch ein oder mehrere hydrophobe Monomere ersetzt sein können, eignen sich als Binder verbesserter Co-Binder-freier Papierstrichmassen.
Term
Term ended
Projected expiry passed 8 February 2002, 24.6 years ago.
- Priority
- Filed
- Published
- Projected expiry
- Today
Every citation, both ways
| Document | Relation | Office | Category | Cited during |
|---|---|---|---|---|
| EP0018447A1 | Cites | European Patent Office (EPO) | A | Search report |
| EP0024602A1 | Cites | European Patent Office (EPO) | XP | Search report |
| DE1495722A1 | Cites | Germany | AD | Search report |
| FR2327265A1 | Cites | France | A | Search report |
| US3428582A | Cites | United States of America | X | Search report |
| GB992756A | Cites | United Kingdom | A | Search report |
9 members in 5 offices
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 3105779 | Germany | A | |
| 3105779 | Germany | – | |
| 3105779 | – | – | – |
| DE19813105779 | – | – | – |
Members9
| Document | Office | Kind | |
|---|---|---|---|
| EP0058366A2 | European Patent Office (EPO) | A2 | |
| DE3105779A1 | Germany | A1 | |
| JPS57153015A | Japan | A | |
| ES509646A0 | Spain | A0 | |
| ES8302029A1 | Spain | A1 | |
| EP0058366A3This record | European Patent Office (EPO) | A3 | |
| EP0058366B1 | European Patent Office (EPO) | B1 | |
| CA1210543A | Canada | A | |
| DE3272235D1 | Germany | D1 |
23 legal events, as the office reported them to INPADOC
Over the term
Point at a mark for the eventEvents
| Event | Code | |
|---|---|---|
| Nl: decision of oppositionOppositionNLR2 | NLR2 | |
| Gb: patent revoked under art. 102 of the ep convention designating the uk as contracting stateRevokedGBPR | GBPR | |
| Patent revokedRevoked27W | 27W | |
| Patent revokedRevokedORIGINAL CODE: 0009271RDAG | RDAG | |
| Information on the status of an ep patent application or granted ep patentGrantedSTATUS: PATENT REVOKEDSTAA | STAA | |
| Nl: opposition has been filed with the epoOppositionNLR1 | NLR1 | |
| Opposition filedOpposition26 | 26 | |
| Opposition filedOppositionORIGINAL CODE: 0009260PLBI | PLBI | |
| Annual fee paid to national office [announced via postgrant information from national office to epo]GrantedPGFP | PGFP | |
| Fr: translation filedET | ET | |
| It: translation for a ep patent filedITF | ITF | |
| It: translation for a ep patent filedITF | ITF | |
| Corresponds to:REF | REF | |
| Designated contracting statesAK | AK | |
| (expected) grantORIGINAL CODE: 0009210GRAA | GRAA | |
| Application withdrawn (deleted)WithdrawnD18W | D18W | |
| Designated contracting states (corrected)RBV | RBV | |
| Application withdrawnWithdrawn18W | 18W | |
| Designated contracting statesAK | AK | |
| Search report despatchedORIGINAL CODE: 0009013PUAL | PUAL | |
| Request for examination filed17P | 17P | |
| Designated contracting statesAK | AK | |
| Public reference made under article 153(3) epc to a published international application that has entered the european phaseORIGINAL CODE: 0009012PUAI | PUAI |
Numbers
- Publication
- 0058366
- Publication, DOCDB
- 0058366
- Publication, EPODOC
- EP0058366
- Application
- 82100890
- Application, DOCDB
- 82100890
- Application, EPODOC
- EP19820100890
Titles3
- English
- Aqueous dispersions, their preparation and use
- French
- Dispersions aqueuses, leur préparation et leur utilisation
- German
- Wässrige Dispersionen, ihre Herstellung und Verwendung
Classification
- CPC, 2
- D21H19/58
- C08F291/00
- IPC, 8
- C08F2 16
- C08F257 02
- C08F291 00
- C08G65 00
- C08G65 04
- C08G65 26
- D21H19 44
- D21H19 58
Designated states1
- Contracting states, 1
- Netherlands (Kingdom of the)