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Patent Searching and Data


Title:
COMPOSITE MOLDING AND PRODUCTION METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2021/053864
Kind Code:
A1
Abstract:
[Problem] To provide a composite molding 1 that not only has excellent sound absorbency and lightweight properties, but also has excellent shape retainability, fiber separation preventability, and waterproof properties. [Solution] A composite molding 1 that includes a sound-absorbing layer 2 and a reinforcing layer 6 laminated on both surfaces or one surface of the sound-absorbing layer 2. The sound-absorbing layer 2 includes a non-woven fabric comprising inorganic fibers 3, and an in-layer thermoplastic resin 5 adhering to the inorganic fibers 3. The reinforcing layer 6 includes a non-woven fabric comprising reinforcement fibers 7, and a polyurea resin 10 impregnated between the reinforcement fibers 7. The in-layer thermoplastic resin 5 bonds the inorganic fibers 3 together and bonds the inorganic fibers 3 and the reinforcement fibers 7.

Inventors:
OGAWA HISAKI (JP)
Application Number:
PCT/JP2020/015017
Publication Date:
March 25, 2021
Filing Date:
April 01, 2020
Export Citation:
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Assignee:
NIHON GLASS FIBER IND CO LTD (JP)
International Classes:
B32B5/02; B32B5/28; B60R13/08; B62D25/20
Domestic Patent References:
WO2017088532A12017-06-01
Foreign References:
JP2017071204A2017-04-13
JP2017509004A2017-03-30
Attorney, Agent or Firm:
MATSUBARA Hitoshi (JP)
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