Curable prepregs with surface openings
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United States of America Patent
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Jun 25, 2019
Grant Date -
Jan 11, 2018
app pub date -
Sep 22, 2017
filing date -
Dec 21, 2012
priority date (Note) -
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status (Latency Note)
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Abstract
Curable prepregs possessing enhanced ability for the removal of gases from within prepregs and between prepreg plies in a prepreg layup prior to and/or during consolidation and curing. Each curable prepreg is a resin-impregnated, woven fabric that has been subjected to a treatment to create an array of openings in at least one major surface. Furthermore, the location of the openings is specific to the weave pattern of the fabric.
First Claim
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International Classification(s)
- C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
- D03D:WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B29B:PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE ....
- D06B:TREATING TEXTILE MATERIALS BY LIQUIDS, GASES, OR V....
- D06M:TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D0....
- B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....
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