发明名称 |
POLYAMIDE RESIN COMPOSITION, AND MOLDED ARTICLE |
摘要 |
The invention provides a polyamide resin composition (1) containing a polyamide (A) and a free volume modifier (B), and having a free volume, as measured according to a positron annihilation method, of 0.0545 nm 3 or less. The invention also provides a polyamide resin composition (2) prepared by adding from 0.005 to 1.200 parts by mass of a polysilsesquioxane (B) whose main chain is comprised of siloxane bonds, to 100 parts by mass of a polyamide (A) that contains a diamine unit including an aromatic diamine unit represented by the following general formula (I) in an amount of 70 mol% or more and a dicarboxylic acid unit including at least one of a linear aliphatic dicarboxylic acid unit represented by the following general formula (II-1) and an aromatic dicarboxylic acid unit represented by the following general formula (II-2) in a total amount of 50 mol% or more:
wherein n in the general formula (II-1) indicates an integer of from 2 to 18, and Ar in the general formula (II-2) represents an arylene group. |
申请公布号 |
EP2990443(A1) |
申请公布日期 |
2016.03.02 |
申请号 |
EP20140788262 |
申请日期 |
2014.04.17 |
申请人 |
MITSUBISHI GAS CHEMICAL COMPANY, INC. |
发明人 |
ODA, TAKAFUMI;KATO, TOMONORI;KIKUCHI, MAYUMI |
分类号 |
C08L77/06;C08G69/26;C08L83/04 |
主分类号 |
C08L77/06 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|