Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by So Tseluloza I KhartijafiledCriticalSo Tseluloza I Khartija
Priority to BG9111690ApriorityCriticalpatent/BG49999A1/en
Publication of BG49999A1publicationCriticalpatent/BG49999A1/en
The paper composition is used in the paper industry. The paper produced is with improved physicomechanical properties. The composition includes the following components in percentage: from 60 to 70 bleached sulphate cellulose from deciduous trees; from 30 to 40 bleached sulphate cellulose from coniferous trees, from 30 to 35 kaolin, from 1 to 2 rosin glue, from 1.5 to 3.0 aluminium sulphate, from 1 to 2 carboxymethylcellulose, previously treated with aluminium sulphate; from 0.03 to 0.05 flocculent and from 0.5 to 1.0 cationic starch.
BG9111690A1990-02-061990-02-06Composition of paper for offset printing
BG49999A1
(en)