METHOD OF PRODUCTION OF SEMICHEMICAL PULP Russian patent published in 2009 - IPC D21C5/00 D21C1/06 D21B1/16 D01C1/02 

FIELD: textiles, paper.

SUBSTANCE: method refers to producing of semichemical pulp from flax raw material and is meant for example for producing of stabilising additives, technical types of paper and cardboard, as well as for producing of pulp for chemical processing and production of cotton wool. The method is realised by means of consequent simultaneous tillage and purification of flax-cuke or flax straw, washing and cutting of the material. Then it is soaked, processed in a thermomechanic way, washed through, wrung and dried. Following thermomechanic processing of the pulp containing material they perform maturation in the alkaline solution.

EFFECT: efficiency increase of method of producing of semichemical pulp from flax raw material with high degree of chaff.

2 cl, 2 tbl, 12 ex