Composite Material Layer and Manufacture of Sandwich Panels
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United States of America Patent
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Issued Date -
Jul 25, 2024
app pub date -
Aug 2, 2022
filing date -
Aug 2, 2021
priority date (Note) -
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status (Latency Note)
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Abstract
A composite material layer, which is a curable resin which is in the form of a solid layer at 20° C., the composite material layer being a prepreg of at least one ply of fibrous reinforcement material at least partly impregnated by the curable resin or a film of the curable resin, wherein at least 50 wt % of the curable resin comprises at least one polymerisable vinyl ester prepolymer having at least two carbon-carbon unsaturated functional groups, the prepolymer being polymerisable by reaction of the unsaturated functional groups to form a cured resin, wherein the curable resin further is a free-radical curing system for polymerizing the polymerisable vinyl ester prepolymer.
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International Classification(s)
- C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B29D:PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FRO....
- B29K:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, ....
- B29L:INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RE....
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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