Resin transfer moulding
OwnerStephen Mortimer, Vincent Coppockinventors
Life of this patent
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Abstract
A resin transfer moulding process in which the matrix resin is a furane resin which is cured with Lewis acid catalyst.
Claims22
A resin transfer moulding process characterised in that the matrix resin composition used comprises a furane resin.
A resin transfer moulding process as claimed in any preceding claim in which the matrix resin composition additionally comprises one or more additives selected from liquid flame retardants, colourants, wetting agents, surfactants, stabilisers and mould release agents.
A resin transfer moulding process as claimed in any preceding claim comprising the steps of:
- (a) introducing dry fibrous reinforcement into a mould,
- (b) closing the mould,
- (c) injecting the matrix resin into the mould and
- (d) curing the matrix resin.
A resin transfer moulding processed as claimed in any preceding Claim in which the curing is effected by heating to a temperature of at least 60° C.
A resin transfer moulding process as claimed in any preceding step which additionally comprises a postcure heating step.
A resin transfer moulding process as claimed in any preceding claim in which the furane resin comprises a polymer of furfuryl alcohol.
Dependencies are inferred from the claim text.