ELECTROMAGNETIC WAVE SHIELDING MOLDED ARTICLE

Title:

ELECTROMAGNETIC WAVE SHIELDING MOLDED ARTICLE

Document Type and Number:

WIPO Patent Application WO/2019/088062

Kind Code:

A1

Abstract:

Provided is an electromagnetic wave shielding/absorbing molded article which has excellent shielding properties and absorbing properties with respect to electromagnetic waves of specific frequencies. An electromagnetic wave shielding/absorbing molded article comprising a thermoplastic resin composition comprising thermoplastic resin and carbon fibres, wherein the carbon fibres have a weight average fibre length, in the molded article, of 0.05-8.0mm, the content ratio of the carbon fibres is 0.05-45 mass% of the molded article, and the electromagnetic wave shielding/absorbing molded article has a thickness of 0.01-5mm, has electromagnetic wave shielding properties of at least 10dB for electromagnetic waves having any frequency in the frequency domain of 59GHz-100GHz, and has electromagnetic wave absorbing properties of at least 5% for electromagnetic waves of said frequency.

Inventors:

UEDA TAKAFUMI (JP)
KATANO HIROTOMO (JP)
KATAYAMA HIROSHI (JP)

Application Number:

PCT/JP2018/040243

Publication Date:

May 09, 2019

Filing Date:

October 30, 2018

Export Citation:

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Assignee:

DAICEL POLYMER LTD (JP)

International Classes:

H05K9/00; C08K7/06; C08L101/00

Foreign References:

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Other References: