Title:
AUTOMOTIVE EXTERIOR MEMBER
Document Type and Number:
Japanese Patent JPH0245552
Kind Code:
A
Abstract:
PURPOSE:To provide the title member outstanding in low-temperature impact resistance, flexibility, etc., an improved in coating suitability, comprising a specific propylene-ethylene block copolymer resin and an ethylene-propylene- based copolymer rubber at each specified amount. CONSTITUTION:The objective member with a flexural modulus of 4,000-7,000kg/cm<2> comprising (A) 60-80 (pref. 65-75)wt.% of a propylene-ethylene block copolymer resin 10-50g/10min in melt flow rate and 3-10wt.% in ethylene content, (B) 15-35 (pref. 20-30)wt.% of an ethylene-propylene-based copolymer rubber 20-30wt.% in propylene content and 20-300 (pref. 50-200) in Mooney viscosity, (C) 3-10 (pref. 4-8)wt.% of an ethylene polymer resin >=0.93 (pref. >=0.94)g/cm<3> in density, and (D)1-15 (pref. 3-10)wt.% of a paraffine-or naphthene- based softening agent for rubber.
Inventors:
YAMAMOTO HIROSHI
OTAKE TAKAAKI
TAKAMATSU SHOJI
KOBAYASHI TATSUO
KAWAI SHIGENOBU
OTAKE TAKAAKI
TAKAMATSU SHOJI
KOBAYASHI TATSUO
KAWAI SHIGENOBU
Application Number:
JP19758788A
Publication Date:
February 15, 1990
Filing Date:
August 08, 1988
Export Citation:
Assignee:
MITSUBISHI PETROCHEMICAL CO
FUJI HEAVY IND LTD
FUJI HEAVY IND LTD
International Classes:
B60R13/04; B60R13/02; C08K5/01; C08L23/16; C08L53/00; (IPC1-7): B60R13/04; C08K5/01; C08L23/16; C08L53/00
Domestic Patent References:
| JPS6112742A | 1986-01-21 | |||
| JPS60188453A | 1985-09-25 | |||
| JPS57159841A | 1982-10-02 | |||
| JPS6183382A | 1986-04-26 | |||
| JPS63112649A | 1988-05-17 |
Attorney, Agent or Firm:
Kazuo Sato (2 outside)
Next Patent: JPH0245553