Global Patent Index - EP 1090060 A1

EP 1090060 A1 2001-04-11 - MODIFIED POLYCONDENSATES OF ASPARAGINIC ACID, METHOD FOR THE PRODUCTION THEREOF, AND THEIR USE IN FERTILIZERS

Title (en)

MODIFIED POLYCONDENSATES OF ASPARAGINIC ACID, METHOD FOR THE PRODUCTION THEREOF, AND THEIR USE IN FERTILIZERS

Title (de)

MODIFIZIERTE POLYKONDENSATE DER ASPARAGINSÄURE, VERFAHREN ZU IHRER HERSTELLUNG UND IHRE VERWENDUNG IN DÜNGEMITTELN

Title (fr)

POLYCONDENSATS MODIFIES DE L'ACIDE ASPARTIQUE, LEUR PROCEDE DE PRODUCTION ET LEUR UTILISATION DANS DES ENGRAIS

Publication

EP 1090060 A1 (DE)

Application

EP 99950348 A

Priority

  • DE 19821088 A
  • EP 9903271 W

Abstract (en)

[origin: DE19821088A1] Novel modified polycondensates (I) of aspartic acid (APA) contain 0.1-50 mol. % of at least one covalently or ionically bonded pyrazole compound (II). An Independent claim is included for the preparation of (I).

IPC 1-7 (main, further and additional classification)

C08G 73/10

IPC 8 full level (invention and additional information)

C05G 3/08 (2006.01); C08G 69/10 (2006.01); C08G 73/10 (2006.01); C08K 5/3445 (2006.01); C08L 79/08 (2006.01)

CPC (invention and additional information)

C05G 3/08 (2013.01); C08G 69/10 (2013.01); C08G 73/1092 (2013.01); Y02P 60/218 (2015.11)

Citation (search report)

See references of WO 9958594A1

Designated contracting state (EPC)

AT BE DE ES FI FR GB IT NL

EPO simple patent family

DE 19821088 A1 19991118; AU 4260499 A 19991129; EP 1090060 A1 20010411; JP 2002514670 A 20020521; WO 9958594 A1 19991118

INPADOC legal status


2002-07-03 [18W] WITHDRAWN

- Ref Legal Event Code: 18W

- Date of withdrawal: 20020514

2001-06-13 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20010503

2001-04-11 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20001013

2001-04-11 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): AT BE DE ES FI FR GB IT NL