Improved composite materials

Details Improved composite materials Improved composite materials

B - Operations, Transporting

32

B

B32B 5/16 (2006.01) C08J 5/24 (2006.01) C08K 7/20 (2006.01)

Patent

CA 2739689

A prepreg assembly comprising resin and fibres and comprising an uppermost curable resin surface layer such that when the assembly is cured, the uppermost surface layer has a sandability of atleast 0.30 mg/cycle over 200cycles, as measured according to ASTM D4060 using a Taber 5151 Abrasion Tester fitted with H18 wheels and a 1.0kg weight is provided.

La présente invention concerne un ensemble préimprégné comportant de la résine et des fibres et comportant une couche superficielle supérieure de résine durcissable de sorte que lorsque lensemble est durci, la couche superficielle supérieure présente une aptitude au sablage dau moins 0,30 mg/cycle sur 200 cycles, telle que mesurée selon la norme ASTM D4060 au moyen dun abrasimètre Taber 5151 fixé à des roues H18 et de 1,0 kg.

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