STAMPABLE SHEET HAVING POLYPROPYLENE RESIN LAYER CONTAINING CARBON FIBER AND GLASS FIBER MAT LAYER AND MOLDED BODY PRODUCED BY MOLDING THE SAME

Japanese Patent JP2016120662

A

PROBLEM TO BE SOLVED: To provide a stampable sheet which is excellent in strength, rigidity, conductivity and electromagnetic shielding property and is also excellent in workability such as stamping molding.SOLUTION: A stampable sheet has at least a polypropylene resin layer, and a glass fiber mat layer. The polypropylene resin layer is formed of a polypropylene resin composition having 40-97 wt.% of a polypropylene resin (a) satisfying condition (A-1): propylene-α-olefin block copolymer, and MFR of 50-500 g/10 minutes, and 3-60 wt.% of a carbon fiber (b) satisfying condition (B-1): fiber diameter of 3-15 μm and fiber length of 0.1-20 mm. The glass fiber mat layer is formed of a glass fiber mat (c) satisfying condition (C-1): fiber diameter of 9-25 μm and fiber length of 5 mm or more.SELECTED DRAWING: None

KITAURA KAITO
MASUDA KENJI
SHIMOUSE MASASHI
YOSHIDA KIYOSHI
OKUMURA REISHI

JP2014262143A

July 07, 2016

December 25, 2014

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JAPAN POLYPROPYLENE CORP
QUADRANT PLASTIC COMPOSITES JAPAN LTD

B29B11/16; B29C43/02; B29C43/34; B32B27/32; C08K3/04; C08K7/06; C08L23/10; C08L23/26

JPH10158443A	1998-06-16
JPH04100828A	1992-04-02
JP2006028331A	2006-02-02
JP2011011362A	2011-01-20
JP2010150371A	2010-07-08
JP2010235774A	2010-10-21
JP2012158648A	2012-08-23

Makoto Ono
Kenkyo Kanayama
Mitsuaki Tsubokura
Kazuki Shigemori
Kenji Ando
Hidehiko Ichikawa
Takahiro Aoki
Yoshie Sakurada
Yousuke Kawasaki
Toshikazu Imato
Yoshikazu Iwase
Yasufumi Shiroyama

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