FIELD: inorganic compounds technology. SUBSTANCE: invention relates to borosilicate composition used in papermaking processes as additive to retain fillers. Material is colloidal borosilicate with particle size between 1 and 2000 nm and specific surface between 15 and 3000 sq.m/g. EFFECT: improved quality of paper. 15 cl, 29 tbl, 32 ex
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Authors
Dates
2003-03-27—Published
1998-09-17—Filed