Method of manufacturing an object from a composite material and an object formed thereby
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United States of America Patent
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Aug 22, 2023
Grant Date -
Jun 3, 2021
app pub date -
Apr 9, 2019
filing date -
Apr 9, 2018
priority date (Note) -
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status (Latency Note)
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Abstract
A method of manufacture of an object 4 from a fibre and or fabric reinforced composite material 12 comprising at least a first layer of a proof coating 10, a first matrix, and one or more fibre and or fabric reinforcement materials, characterised in that the manufacture steps comprise a) creating a first layer of the proof coating 10, b) laying up a mixture of the fibre and or fabric reinforcement material and the composite matrix form a composite element 12, in which (i) step (a) is performed first with the first layer of the proof coating 10 being applied to a mould 2 or support, followed by step (b) with layup being performed on a surface of the first layer of the proof coating 10 of step (a); or (ii) step (b) is performed first with layup being performed on a mould 2 or support, followed by step (a) with the first layer of the proof coating 10 being applied to at least one surface of the composite element 12 of step (b) characterised in that the proof coating 10 is comprised of a second matrix having dispersed therein 2D nanomaterial platelets.
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