JP7198454B2 - 繊維強化熱可塑性樹脂の成形物の製造方法 - Google Patents
繊維強化熱可塑性樹脂の成形物の製造方法 Download PDFInfo
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Description
Claims (8)
- 熱可塑性樹脂及び繊維を溶融混練して押し出すことにより製造された第1の繊維強化熱可塑性樹脂素材と、熱可塑性樹脂を繊維に含浸させることにより製造された第2の繊維強化熱可塑性樹脂素材とを混合するステップと、
混合された第1及び第2の繊維強化熱可塑性樹脂素材を加熱するステップと、
加熱された第1及び第2の繊維強化熱可塑性樹脂素材を成形するステップと、
を備え、
前記第2の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値は、前記第1の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値よりも長く、
前記第2の繊維強化熱可塑性樹脂素材は、一方向に引き揃えた複数の繊維に熱可塑性樹脂を含浸させた一方向繊維強化熱可塑性樹脂を所定長に切断したフレークである
ことを特徴とする繊維強化熱可塑性樹脂の成形物の製造方法。 - 熱可塑性樹脂及び繊維を溶融混練して押し出すことにより製造された第1の繊維強化熱可塑性樹脂素材と、熱可塑性樹脂を繊維に含浸させることにより製造された第2の繊維強化熱可塑性樹脂素材とを混合するステップと、
混合された第1及び第2の繊維強化熱可塑性樹脂素材を加熱するステップと、
加熱された第1及び第2の繊維強化熱可塑性樹脂素材を成形するステップと、
を備え、
前記第2の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値は、前記第1の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値よりも長く、
前記第1の繊維強化熱可塑性樹脂素材の溶融時の粘度は、前記第2の繊維強化熱可塑性樹脂素材の溶融時の粘度よりも高いことを特徴とする繊維強化熱可塑性樹脂の成形物の製造方法。 - 熱可塑性樹脂及び繊維を溶融混練して押し出すことにより製造された第1の繊維強化熱可塑性樹脂素材と、熱可塑性樹脂を繊維に含浸させることにより製造された第2の繊維強化熱可塑性樹脂素材とを混合するステップと、
混合された第1及び第2の繊維強化熱可塑性樹脂素材を加熱するステップと、
加熱された第1及び第2の繊維強化熱可塑性樹脂素材を成形するステップと、
を備え、
前記第2の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値は、前記第1の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値よりも長く、
前記第2の繊維強化熱可塑性樹脂素材の繊維体積含有率は、前記第1の繊維強化熱可塑性樹脂素材の繊維体積含有率よりも高いことを特徴とする繊維強化熱可塑性樹脂の成形物の製造方法。 - 熱可塑性樹脂及び繊維を溶融混練して押し出すことにより製造された第1の繊維強化熱可塑性樹脂素材と、熱可塑性樹脂を繊維に含浸させることにより製造された第2の繊維強化熱可塑性樹脂素材とを混合するステップと、
混合された第1及び第2の繊維強化熱可塑性樹脂素材を加熱するステップと、
加熱された第1及び第2の繊維強化熱可塑性樹脂素材を成形するステップと、
を備え、
前記第2の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値は、前記第1の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値よりも長く、
前記混合するステップは、前記第1の繊維強化熱可塑性樹脂素材の表面に前記第2の繊維強化熱可塑性樹脂素材を散布するステップを含むことを特徴とする繊維強化熱可塑性樹脂の成形物の製造方法。 - 熱可塑性樹脂及び繊維を溶融混練して押し出すことにより製造された第1の繊維強化熱可塑性樹脂素材と、熱可塑性樹脂を繊維に含浸させることにより製造された第2の繊維強化熱可塑性樹脂素材とを混合するステップと、
混合された第1及び第2の繊維強化熱可塑性樹脂素材を加熱するステップと、
加熱された第1及び第2の繊維強化熱可塑性樹脂素材を成形するステップと、
を備え、
前記第2の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値は、前記第1の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値よりも長く、
前記混合するステップは、
前記第2の繊維強化熱可塑性樹脂素材をシート状に成形するステップと、
前記第1の繊維強化熱可塑性樹脂素材の表面に前記第2の繊維強化熱可塑性樹脂素材のシートを被せるステップと、
を含むことを特徴とする繊維強化熱可塑性樹脂の成形物の製造方法。 - 熱可塑性樹脂及び繊維を溶融混練して押し出すことにより製造された第1の繊維強化熱可塑性樹脂素材と、熱可塑性樹脂を繊維に含浸させることにより製造された第2の繊維強化熱可塑性樹脂素材とを混合するステップと、
混合された第1及び第2の繊維強化熱可塑性樹脂素材を加熱するステップと、
加熱された第1及び第2の繊維強化熱可塑性樹脂素材を成形するステップと、
を備え、
前記第2の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値は、前記第1の繊維強化熱可塑性樹脂素材に含まれる繊維の長さの平均値よりも長く、
前記混合するステップは、前記第1の繊維強化熱可塑性樹脂素材の内部に前記第2の繊維強化熱可塑性樹脂素材を注入するステップを含むことを特徴とする繊維強化熱可塑性樹脂の成形物の製造方法。 - 前記第1の繊維強化熱可塑性樹脂素材の母材となる熱可塑性樹脂と、前記第2の繊維強化熱可塑性樹脂素材の母材となる熱可塑性樹脂は、同種の熱可塑性樹脂であることを特徴とする請求項1から6のいずれかに記載の繊維強化熱可塑性樹脂の成形物の製造方法。
- 前記第1の繊維強化熱可塑性樹脂素材の母材となる熱可塑性樹脂と、前記第2の繊維強化熱可塑性樹脂素材の母材となる熱可塑性樹脂は、ポリアミド6であることを特徴とする請求項7に記載の繊維強化熱可塑性樹脂の成形物の製造方法。
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KR20090099215A (ko) * | 2008-03-17 | 2009-09-22 | (주)엘지하우시스 | 연속섬유가 보강된 고강도 열가소성 복합재의 제조공정 |
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- 2019-02-27 EP EP19761611.3A patent/EP3760416A4/en active Pending
- 2019-02-27 CN CN201980015568.1A patent/CN112243406A/zh active Pending
- 2019-02-27 US US16/975,904 patent/US20210001569A1/en not_active Abandoned
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JP2011025466A (ja) | 2009-07-23 | 2011-02-10 | Toyota Motor Corp | 繊維強化樹脂製歯車の製造方法 |
JP2012125948A (ja) | 2010-12-13 | 2012-07-05 | Mitsubishi Rayon Co Ltd | 繊維強化熱可塑性樹脂成形品とその製造方法 |
JP2012148443A (ja) | 2011-01-18 | 2012-08-09 | Toyota Motor Corp | リブ付き構造の繊維強化樹脂材とその製造方法 |
JP2014205833A (ja) | 2013-04-10 | 2014-10-30 | ザ・ボーイング・カンパニーTheBoeing Company | 熱可塑性安定化材料を有する広幅物のリサイクリング |
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US20210001569A1 (en) | 2021-01-07 |
JP2019147374A (ja) | 2019-09-05 |
EP3760416A4 (en) | 2021-11-03 |
EP3760416A1 (en) | 2021-01-06 |
CN112243406A (zh) | 2021-01-19 |
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