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COMPOSITION CONTAINING ERIGERON CANADENSIS L. OR SALT AND CAUSTIC SODA FOR BLEACHING A FIBER
COMPOSITION CONTAINING ERIGERON CANADENSIS L. OR SALT AND CAUSTIC SODA FOR BLEACHING A FIBER
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机译:含有ERIGERON CANADENSIS L.或盐和苛性钠的漂白纤维的组合物
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摘要
PURPOSE: A composition containing Erigeron canadensis l. or salt and caustic soda for bleaching a fiber is provided to perfectly remove colors of a defective fiber during a dyeing process.;CONSTITUTION: A composition for bleaching a fiber contains a caustic soda and an accelerator. The caustic soda is corrosive and is able to remove dye in a fiber during a bleaching process. The accelerator improves bleaching speed. Erigeron canadensis l. or salt is used as the accelerator.;COPYRIGHT KIPO 2013;[Reference numerals] (AA) Dyed degree of fiber; (BB) Material ratio; (CC) Bleaching temperature; (DD) Heating time; (EE,FF) Light color or medium color; (GG,HH) Deep color; (II) Caustic soda 9% + Erigeron canadensis l. 10%; (JJ) Caustic soda 9% + salt 10%; (KK) Caustic soda 9% + Erigeron canadensis l. 20%; (LL) Caustic soda 9% + salt 20%; (MM,NN,OO,PP) 40-50 minutes
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