公开(公告)号：US20200340172A1

公开(公告)日：2020-10-29

申请号：US16924296

申请日：2020-07-09

Applicant: GPCP IP Holdings LLC ,  CRAILAR TECHNOLOGIES, INC.

Inventor： Jeffrey A. Lee ,  Raymond Jeffrey Harwood ,  Edward J. Smith ,  Alan E. Wright

IPC: D06L4/671 ,  D01C1/02 ,  D06L4/621

Abstract: The present invention is directed to a method for scouring and increasing the brightness of non-wood fibers. The method comprises forming a mixture of non-wood fibers, exposing the mixture to a scouring liquor and a scouring agent comprising oxygen gas to form a scouring mixture, and scouring the scouring mixture by radially circulating the scouring liquor throughout the scouring mixture to provide scoured fibers.