Title:
ポリアミド組成物及び成形品
Document Type and Number:
Japanese Patent JP6970524
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a polyamide composition excellent in mechanical property, surface appearance and flame retardancy, and to provide a molded product.SOLUTION: A polyamide composition contains (A) aliphatic polyamide formed from diamine and dicarboxylic acid, (B) semi-aromatic polyamide containing a dicarboxylic acid unit containing at least 75 mol% of an isophthalic acid and a diamine unit containing diamine having 4 or more and 10 or less carbons, (C) a pigment, (D1) a flame retardant and (D2) a flame-retardant auxiliary, where a tanδ peak temperature of the polyamide composition is 90°C or higher, and a weight average molecular weight Mw of the polyamide resin composition is 10,000≤Mw≤40,000. A polyamide resin further contains (E) a polymer containing α,β unsaturated dicarboxylic acid anhydride as a constitutional unit.SELECTED DRAWING: None
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Inventors:
Koichi Nagase
Shinji Ieda
Takeyuki Wakita
Yoshifumi Araki
Shinji Ieda
Takeyuki Wakita
Yoshifumi Araki
Application Number:
JP2017090996A
Publication Date:
November 24, 2021
Filing Date:
May 01, 2017
Export Citation:
Assignee:
ASAHI KASEI KABUSHIKI KAISHA
International Classes:
C08L77/06; C08K3/22; C08K7/14; C08L25/18; C08L71/12
Domestic Patent References:
| JP58053950A | ||||
| JP10219105A | ||||
| JP2000204241A | ||||
| JP2015159035A | ||||
| JP2011503306A | ||||
| JP2010248403A | ||||
| JP2013119610A | ||||
| JP2010031199A | ||||
| JP2014001336A | ||||
| JP2003082228A | ||||
| JP2014122329A | ||||
| JP2014015594A | ||||
| JP6073288A |
Foreign References:
| WO1998029512A1 | ||||
| WO2014168786A1 | ||||
| US20140252265 | ||||
| EP2592117A1 | ||||
| US4863996 |
Attorney, Agent or Firm:
Yanagita Seiji
Go Sakuma
Go Sakuma
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