Title:
PEBA-BASED COMPOSITION AND USE OF THAT COMPOSITION FOR PRODUCING FATIGUE-RESISTANT TRANSPARENT OBJECT
Document Type and Number:
Japanese Patent JP2022043041
Kind Code:
A
Abstract:
To provide a polymer which is transparent, can be easily injection molded, and enables manufacture of objects with excellent properties of transparency, fatigue strength (Rossflex) and impact resistance (Charpy impact).SOLUTION: The present invention relates to a copolymer with a rigid polyamide block and a flexible polyether or polyester block, where the polyamide block is semicrystalline and consists of a copolyamide of W/Y.Z type, where (i) W is a lactam or an α,ω-aminocarboxylic acid, (ii) Y is a cycloaliphatic diamine, and (iii) Z is an aliphatic and/or aromatic dicarboxylic acid, where the W/Y.Z molar ratio is between 10/1 and 27/1 (excluding upper and lower limits).SELECTED DRAWING: None
Inventors:
INCI TURAN-ALTUNTAS
QUENTIN PINEAU
PHILIPPE BLONDEL
MATHIEU SABARD
QUENTIN PINEAU
PHILIPPE BLONDEL
MATHIEU SABARD
Application Number:
JP2021188251A
Publication Date:
March 15, 2022
Filing Date:
November 19, 2021
Export Citation:
Assignee:
ARKEMA FRANCE
International Classes:
C08G81/00; C08J5/18
Domestic Patent References:
| JPWO2007145324A1 | 2009-11-12 | |||
| JP2016532728A | 2016-10-20 | |||
| JP2013538912A | 2013-10-17 | |||
| JP2006503951A | 2006-02-02 |
Attorney, Agent or Firm:
Sonoda/Kobayashi Patent Business Corporation