Global Patent Index - EP 4139386 A4

EP 4139386 A4 20240501 - PLASTICS COLORING USING COTTONSEED OIL-BASED LIQUID COLOR COMPOSITIONS

Title (en)

PLASTICS COLORING USING COTTONSEED OIL-BASED LIQUID COLOR COMPOSITIONS

Title (de)

KUNSTSTOFFFÄRBUNG UNTER VERWENDUNG VON FLÜSSIGEN FARBZUSAMMENSETZUNGEN AUF BAUMWOLLSAMENÖLBASIS

Title (fr)

COMPOSITIONS COLORÉES LIQUIDES À BASE D'HUILE DE GRAINE DE COTON POUR COLORER DES PLASTIQUES

Publication

EP 4139386 A4 20240501 (EN)

Application

EP 21792302 A 20210423

Priority

  • US 202016856431 A 20200423
  • US 2021028949 W 20210423

Abstract (en)

[origin: WO2021217074A1] A method of fabricating plastic products having a preselected color, comprising preparing a dispersion of pigment of the preselected color in cottonseed oil; supplying a preselected plastic resin for the product to be fabricated to a process machine having a rotating screw; furnishing the dispersion to the process machine at a position adjacent to threaded portion of the rotating screw; and blending the dispersion and the resin by rotating the screw.

IPC 8 full level

C08J 3/205 (2006.01); B29C 48/29 (2019.01); C08K 3/013 (2018.01); C08K 5/00 (2006.01); C08K 5/103 (2006.01); B29C 45/00 (2006.01); B29C 48/00 (2019.01)

CPC (source: EP)

B29C 48/29 (2019.02); C08J 3/2053 (2013.01); C08K 3/013 (2018.01); C08K 5/0041 (2013.01); C08K 5/005 (2013.01); C08K 5/103 (2013.01); B29C 45/0001 (2013.01); B29C 48/022 (2019.02); B29K 2105/0032 (2013.01); B29K 2995/002 (2013.01); C08J 2300/30 (2013.01); C08J 2325/06 (2013.01); C08J 2327/06 (2013.01); C08J 2327/18 (2013.01); C08J 2379/08 (2013.01); C08J 2491/00 (2013.01)

Citation (search report)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

WO 2021217074 A1 20211028; WO 2021217074 A8 20220512; CA 3166274 A1 20211028; EP 4139386 A1 20230301; EP 4139386 A4 20240501; MX 2022010616 A 20221018

DOCDB simple family (application)

US 2021028949 W 20210423; CA 3166274 A 20210423; EP 21792302 A 20210423; MX 2022010616 A 20210423