Title:
繊維強化樹脂成形品の製造方法
Document Type and Number:
Japanese Patent JP6504192
Kind Code:
B2
Abstract:
To provide a fiber-reinforced resin mold article having high rigidity and being excellent in impact resistance.SOLUTION: An injection molder including a low shear type screw of a single flight is used in injection molding using a molding material containing carbon fiber resin pellets and glass fiber resin pellets, in which: both pellets each have a weight average lenth of 10 mm or longer; a combined percentage content of carbon fibers and glass fibers is 20 mass% or more and 50 mass% or less; a ratio of the glass fibers to a total amount of the carbon fibers and the glass fibers is 5 mass% or more and 15 mass% or less; and in the injection molding, L/D is 22 or more and a compression ratio is 1.6 or more and 1.8 or less.SELECTED DRAWING: Figure 1
Inventors:
Kenji Moriwaki
Junichi Ogawa
Junichi Ogawa
Application Number:
JP2017064567A
Publication Date:
April 24, 2019
Filing Date:
March 29, 2017
Export Citation:
Assignee:
Mazda Corporation Inc
International Classes:
B29C45/47; B29C45/52; B29C70/12
Domestic Patent References:
| JP2015145090A | ||||
| JP2016117840A | ||||
| JP56005716A | ||||
| JP2013159703A |
Attorney, Agent or Firm:
Maeda patent office