Patent · US Active

Method to uniformly debundle and evenly distribute high fiber count carbon tow

US11607825B2 · kind B2 · utility

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18Claims
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Assignee

Inventors

Key dates

Filing dateJun 24, 2021
Grant dateMar 21, 2023
Priority date
Expiry dateJun 24, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08J2333/04
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

A process for producing a carbon sheet molding compound (SMC). An SMC manufacturing line including at least one conveyor line for laying up SMC resins on a carrier film is provided. A chopped carbon fiber which is evenly distributed using dehumidified supply air and using a pressurized air venturi apparatus which is used to debundle and randomize the carbon fibers, onto the resin on the carrier film as the carrier film moves along the conveyor.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.