Global Patent Index - EP 1021481 A1

EP 1021481 A1 20000726 - MASTERBATCH COMPOSITION

Title (en)

MASTERBATCH COMPOSITION

Title (de)

MASTERBATCH-ZUSAMMENSETZUNG

Title (fr)

COMPOSITION A BASE DE MELANGE MAITRE

Publication

EP 1021481 A1 20000726 (EN)

Application

EP 98948137 A 19980908

Priority

  • EP 98948137 A 19980908
  • EP 97202794 A 19970911
  • US 9818884 W 19980908

Abstract (en)

[origin: EP0902045A1] The present invention relates to an improved coloration process for thermoplastic resins using a masterbatch containing pigments. The masterbatch composition is comprising a metallocene catalysed resin as a carrier for the pigment, so as to improve the affinity between the thermo-plastic resin and the pigment to provide a better dispersion.

IPC 1-7

C08J 3/22

IPC 8 full level

C08J 3/22 (2006.01); C08L 23/10 (2006.01); C08L 101/00 (2006.01)

CPC (source: EP)

C08J 3/226 (2013.01); C08J 2423/00 (2013.01)

Citation (search report)

See references of WO 9912997A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU NL PT SE

DOCDB simple family (publication)

EP 0902045 A1 19990317; AU 9477098 A 19990329; BR 9812766 A 20001212; CA 2303066 A1 19990318; CN 1278280 A 20001227; EP 1021481 A1 20000726; JP 2001515939 A 20010925; TR 200000686 T2 20001121; WO 9912997 A1 19990318

DOCDB simple family (application)

EP 97202794 A 19970911; AU 9477098 A 19980908; BR 9812766 A 19980908; CA 2303066 A 19980908; CN 98810805 A 19980908; EP 98948137 A 19980908; JP 2000510797 A 19980908; TR 200000686 T 19980908; US 9818884 W 19980908