METHOD OF STABILIZATION OF LIGNIN FIBER FOR THE PURPOSE OF FOLLOWING CONVERSION TO CARBON FIBER Russian patent published in 2017 - IPC D01F9/17 

Abstract RU 2628959 C2

FIELD: chemistry.

SUBSTANCE: method of production of stabilized lignin fiber from alkaline lignin of softwood by heat treatment in the absence of an oxidizer is described.

EFFECT: stabilized lignin fiber can be further processed to produce a carbon fiber.

14 cl

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RU 2 628 959 C2

Authors

Shekholm Elisabet

Gellerstedt Jeran

Drugge Rikkard

Norberg Ida

Dates

2017-08-23Published

2013-01-21Filed