Global Patent Index - EP 3740535 A1

EP 3740535 A1 20201125 - THERMOPLASTIC ELASTOMER-SILICONE COMPOSITION

Title (en)

THERMOPLASTIC ELASTOMER-SILICONE COMPOSITION

Title (de)

THERMOPLASTISCHE ELASTOMERSILIKONZUSAMMENSETZUNG

Title (fr)

COMPOSITION THERMOPLASTIQUE ÉLASTOMÈRE - SILICONE

Publication

EP 3740535 A1 20201125 (FR)

Application

EP 19703776 A 20190115

Priority

  • FR 1850303 A 20180115
  • FR 2019050075 W 20190115

Abstract (en)

[origin: WO2019138202A1] The invention relates to a composition comprising: - (A) a copolymer with rigid blocks and flexible blocks (TPE), - (B) a non-crosslinked polysiloxane silicone, preferably a non-crosslinked organopolysiloxane, - optionally, (C) a compatibilizing agent improving the compatibility between the TPE and the silicone, said compatibilizing agent (C) being selected from among a polyolefin or a mixture of several polyolefins.

IPC 8 full level

C08L 77/02 (2006.01); C08G 69/40 (2006.01); C08G 77/448 (2006.01); C08G 77/458 (2006.01); C08L 53/02 (2006.01); C08L 83/10 (2006.01)

CPC (source: EP KR US)

C08G 69/40 (2013.01 - EP KR); C08G 77/448 (2013.01 - KR); C08G 77/458 (2013.01 - KR); C08J 3/201 (2013.01 - US); C08L 53/025 (2013.01 - KR); C08L 77/02 (2013.01 - EP KR); C08L 83/10 (2013.01 - KR); C08L 87/005 (2013.01 - US); C08G 77/448 (2013.01 - EP); C08G 77/458 (2013.01 - EP); C08L 2203/20 (2013.01 - US); C08L 2205/02 (2013.01 - US); C08L 2205/03 (2013.01 - EP KR US); C08L 2205/035 (2013.01 - US); C08L 2205/08 (2013.01 - US); C08L 2207/04 (2013.01 - US)

C-Set (source: EP)

  1. C08L 77/02 + C08L 83/10
  2. C08L 77/02 + C08L 83/10 + C08L 53/025
  3. C08L 77/02 + C08L 53/025 + C08L 83/10

Citation (search report)

  • [XI] US 2015025197 A1 20150122 - GAROIS NICOLAS [FR], et al
  • [XI] CN 104277322 A 20150114 - HEFEI GENIUS NEW MAT CO LTD
  • [A] US 2002018866 A1 20020214 - LEE JEONG S [US], et al
  • [XI] MOHAMMAD ALI SEMSARZADEH ET AL: "Preparation and Characterization of Polyurethane-Polydimethylsiloxane/Polyamide12-b-Polytetramethylene Glycol Blend Membranes for Gas Separation", IRANIAN JOURNAL OF POLYMER SCIENCE & TECHNOLOGY (PERSIAN), vol. 26, no. 4, 24 November 2013 (2013-11-24), Iran, pages 337 - 348, XP055511106, ISSN: 1016-3255
  • [XI] M. P. DRUPITHA ET AL: "Compatibilized TPU-PDMS blends: Pros and cons of melt mixing and solution mixing techniques : ARTICLE", JOURNAL OF APPLIED POLYMER SCIENCE, vol. 134, no. 31, 19 April 2017 (2017-04-19), pages 45164, XP055511382, ISSN: 0021-8995, DOI: 10.1002/app.45164
  • See also references of WO 2019138202A1

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

DOCDB simple family (publication)

WO 2019138202 A1 20190718; CN 111601852 A 20200828; CN 111601852 B 20240326; EP 3740535 A1 20201125; FR 3076834 A1 20190719; FR 3076834 B1 20200821; KR 20200108052 A 20200916; US 2021087399 A1 20210325; US 2024084140 A1 20240314

DOCDB simple family (application)

FR 2019050075 W 20190115; CN 201980008550 A 20190115; EP 19703776 A 20190115; FR 1850303 A 20180115; KR 20207023301 A 20190115; US 201916961984 A 20190115; US 202318509456 A 20231115