Title:
COMPOSITION AND MOLDED ARTICLE PRODUCED FROM SAME
Document Type and Number:
WIPO Patent Application WO/2014/050631
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide: a composition containing a polyamide resin, which rarely undergoes the deterioration in kneadability, specifically rarely undergoes the increase in torque of a kneader, when the composition containing the polyamide resin and a magnetic powder are melt-kneaded together; and a composition comprising a polyamide resin and a magnetic powder. The present invention is a composition containing a polyamide resin, wherein the concentration of a terminal amino group in the polyamide resin is 10 to 40 μeq/g, the concentration of a terminal carboxyl group in the polyamide resin is 10 to 40 μeq/g, and the relative viscosity of the polyamide resin is 1.30 to 1.80 inclusive as measured in accordance with JIS K-6920 under such conditions that the temperature is 25˚C and the concentration of the polyamide resin in 96 mass% sulfuric acid is 1 mass%.
Inventors:
MAEDA SHUICHI (JP)
MATSUDA SHINYA (JP)
MATSUDA SHINYA (JP)
Application Number:
PCT/JP2013/075002
Publication Date:
April 03, 2014
Filing Date:
September 17, 2013
Export Citation:
Assignee:
UBE INDUSTRIES (JP)
International Classes:
C08L77/00; C08K3/00; C08L77/02
Foreign References:
| JP2010222395A | 2010-10-07 | |||
| JPH02113061A | 1990-04-25 | |||
| JP2003342468A | 2003-12-03 | |||
| JP2011219635A | 2011-11-04 | |||
| JPH05262978A | 1993-10-12 | |||
| JPH07226312A | 1995-08-22 |
Attorney, Agent or Firm:
TSUKUNI & ASSOCIATES et al. (JP)
Patent business corporation Tsukuni (JP)
Patent business corporation Tsukuni (JP)
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