Global patent index - EP 0991710 A1

EP 0991710 A1 2000-04-12 - USE OF SACCHARIN FOR STABILIZING THERMOPLASTIC, AROMATIC POLYCARBONATES

Title (en)

USE OF SACCHARIN FOR STABILIZING THERMOPLASTIC, AROMATIC POLYCARBONATES

Title (de)

VERWENDUNG VON SACCHARIN ZUR STABILISIERUNG VON THERMOPLASTISCHEN, AROMATISCHEN POLYCARBONATEN

Title (fr)

UTILISATION DE LA SACCHARINE POUR LA STABILISATION DE POLYCARBONATES THERMOPLASTIQUES AROMATIQUES

Publication

EP 0991710 A1 (DE)

Application

EP 98934928 A

Priority

  • DE 19726195 A
  • EP 9803425 W

Abstract (en)

[origin: DE19726195A1] The invention relates to the use of saccharin for stabilizing thermoplastic, aromatic polycarbonates still containing additives with ester groups. The invention also relates to the polycarbonate moulding materials themselves, as well as their use in the production of different moulded bodies.

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

C08K 5/46; C08K 5/10; C08L 69/00

IPC 8 full level (invention and additional information)

C08L 69/00 (2006.01); C08K 5/10 (2006.01); C08K 5/46 (2006.01)

CPC (invention and additional information)

C08K 5/46 (2013.01); C08K 5/10 (2013.01); G11B 7/2534 (2013.01)

Combination set (CPC)

  1. C08K 5/10 + C08L 69/00
  2. C08K 5/46 + C08L 69/00

Citation (search report)

See references of WO 9858996A1

Designated contracting state (EPC)

DE DK FR

EPO simple patent family

DE 19726195 A1 19981224; EP 0991710 A1 20000412; JP 2002505698 A 20020219; US 6350798 B1 20020226; WO 9858996 A1 19981230

INPADOC legal status

2004-07-21 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20040114

2003-08-20 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20030703

2000-04-12 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 20000120

2000-04-12 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): DE DK FR