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Patent Searching and Data


Title:
FIBER SIZING AGENT, FIBER MATERIAL, MOLDING MATERIAL, AND MOLDED PRODUCT
Document Type and Number:
WIPO Patent Application WO/2020/105442
Kind Code:
A1
Abstract:
Provided is a fiber sizing agent characterized by containing: a vinyl ester resin (A) having an alkoxypolyoxyalkylene structure and a urethane bond; an epoxy compound (B); and an aqueous medium. This fiber sizing agent has excellent sizing properties for various fibers such as glass fibers and carbon fibers. Since molded products obtained from a molding material including said fiber sizing agent have various physical properties that are excellent, such as bending strength, compressive strength, and interlayer shear strength, the molded products are capable of being used for, for example, an automobile member, an aircraft member, a windmill member, and an industrial member.

Inventors:
NAGAO KENJI (JP)
LI FUCHIH (JP)
NAGAHAMA SADAMU (JP)
Application Number:
PCT/JP2019/043610
Publication Date:
May 28, 2020
Filing Date:
November 07, 2019
Export Citation:
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Assignee:
DAINIPPON INK & CHEMICALS (JP)
International Classes:
D06M15/564; B29B15/08; D06M15/55; B29K105/06
Domestic Patent References:
WO2018216457A12018-11-29
Foreign References:
JP2013249562A2013-12-12
JP2015175065A2015-10-05
Attorney, Agent or Firm:
OGAWA Shinji (JP)
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