Global Patent Index - EP 4114594 A1

EP 4114594 A1 20230111 - THERMOPLASTIC-EXTRUSION AND/OR TWO-COMPONENT POLYMER ADDITIVE, AND METHOD FOR PRODUCING SAME AND USE FOR SAME AS ADDITIVE

Title (en)

THERMOPLASTIC-EXTRUSION AND/OR TWO-COMPONENT POLYMER ADDITIVE, AND METHOD FOR PRODUCING SAME AND USE FOR SAME AS ADDITIVE

Title (de)

THERMOPLAST-EXTRUSIONS- UND / ODER 2-KOMPONENTEN-POLYMER-ADDITIV SOWIE HERSTELLUNGSVERFAHREN DAZU UND ADDITIV-VERWENDUNG DAFÜR

Title (fr)

ADDITIF POLYMÈRE D'EXTRUSION THERMOPLASTIQUE ET/OU BI-COMPOSANT, SON PROCÉDÉ DE PRODUCTION ET SON UTILISATION COMME ADDITIF

Publication

EP 4114594 A1 20230111 (DE)

Application

EP 20757829 A 20200805

Priority

  • DE 102020105848 A 20200304
  • DE 2020100693 W 20200805

Abstract (en)

[origin: WO2021175351A1] The invention relates to a thermoplastic-extrusion and/or two-component polymer additive, comprising binder-free tetrapodal zinc oxide, at least 90 weight percent of the additive consisting of tetrapodal zinc oxide or bonded tetrapodal zinc oxide pieces, the additive being in briquette form and having a density of between 0.3 and 1.5 grams per cubic centimeter. The invention further relates to a thermoplastic-extrusion and/or two-component polymer additive production method and to a use as additive.

IPC 8 full level

B22F 3/00 (2021.01); B22F 1/103 (2022.01); B22F 3/12 (2006.01); B22F 3/16 (2006.01); B29B 7/00 (2006.01); C08J 3/20 (2006.01); C08K 3/22 (2006.01)

CPC (source: EP US)

B22F 1/103 (2022.01 - EP US); B29B 7/002 (2013.01 - EP); B29B 7/60 (2013.01 - EP); B29B 7/88 (2013.01 - EP); C08K 3/22 (2013.01 - EP US); B22F 3/20 (2013.01 - EP); C08K 2003/2296 (2013.01 - EP); C08K 2201/005 (2013.01 - EP); C22C 1/051 (2013.01 - EP); C22C 29/12 (2013.01 - EP)

C-Set (source: EP)

  1. C08K 3/22 + C08L 29/14
  2. C08K 3/22 + C08L 77/02
  3. C08K 3/22 + C08L 71/02
  4. C08K 3/22 + C08L 91/06
  5. C08K 3/22 + C08L 67/02
  6. C08K 3/22 + C08L 75/04

Citation (search report)

See references of WO 2021175351A1

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

Designated extension state (EPC)

BA ME

Designated validation state (EPC)

KH MA MD TN

DOCDB simple family (publication)

DE 102020105848 A1 20210909; EP 4114594 A1 20230111; WO 2021175351 A1 20210910

DOCDB simple family (application)

DE 102020105848 A 20200304; DE 2020100693 W 20200805; EP 20757829 A 20200805