To provide foamed particles capable of reducing a reduction ratio of a thickness of a foamed molding in the production of a fiber-reinforced composite body by an autoclave method.SOLUTION: Foamed particles are formed of a base material resin containing a copolymer A of aromatic vinyl-(meth)acrylate-unsaturated dicarboxylic acid and aromatic vinyl-unsaturated dicarboxylic acid-unsaturated dicarboxylic acid imide copolymer B, where 1-50 wt.% of the copolymer B is contained based on the total of the copolymers A and B, and the foamed particles are used for producing a fiber-reinforced composite body by an autoclave method.SELECTED DRAWING: Figure 1
【課題】オートクレーブ法による繊維強化複合体の製造時に、発泡成形体の厚さの減少割合を小さくし得る発泡粒子を提供することを課題とする。【解決手段】芳香族ビニル−(メタ)アクリル酸エステル−不飽和ジカルボン酸共重合体Aと、芳香族ビニル−不飽和ジカルボン酸−不飽和ジカルボン酸イミド共重合体Bとを含む基材樹脂から構成され、前記共重合体Bが、前記共重合体AとBの合計に対して、1〜50重量%含まれる発泡粒子であり、前記発泡粒子が、オートクレーブ法による繊維強化複合体の製造用であることを特徴とする発泡粒子により上記課題を解決する。【選択図】図1
FOAMED PARTICLE, FOAMED MOLDING, FIBER-REINFORCED COMPOSITE BODY, METHOD FOR PRODUCING THE SAME, AND AUTOMOBILE PARTS
発泡粒子、発泡成形体、繊維強化複合体、その製造方法及び自動車用部品
2019-03-22
Patent
Electronic Resource
Japanese
IPC: | C08J Verarbeitung , WORKING-UP / B25J Manipulatoren , MANIPULATORS / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B62D MOTOR VEHICLES , Motorfahrzeuge / F03D Windkraftmaschinen , WIND MOTORS |
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