Method for producing compressed, plastic-coated rovings

Number of patents in Portfolio can not be more than 2000

United States of America Patent

APP PUB NO 20070175570A1
SERIAL NO

10558153

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a method for producing compressed plastic-coated fibres or fibre strands, consisting of essentially parallel filaments, from fibre strands consisting of filaments coated with plastic. The invention is characterised in that fibre strands or a composite of a plurality of such fibre strands consisting of essentially parallel filaments to which the plastic is applied in a melted or liquid state, optionally as powder, are guided, following the coating, by means of a rotating device (6) which is used to carry out a local rotation of the fibres. The invention also relates to the use of the inventive individual filaments for producing saw threads, tapes and prepegs, fibre-reinforced plastic granulated material and fibre-reinforced preforms, or fibre-reinforced pultruded or extruded profiled elements. The invention further relates to a device for carrying out the inventive method.

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Patent Owner(s)

Patent OwnerAddress
SIA ABRASIVES INDUSTRIES AG8501 FRAUENFELD

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Frei, Donat Frauenfeld, CH 3 42
Jentgens, Christian Wallenwil, CH 4 67
Lehmann, Kurt Frauenfeld, CH 4 28
Staheli, Theo Reinach, CH 2 12

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