FIELD: textiles, paper.
SUBSTANCE: invention relates to the field of production of paper or cardboard. The filler and fibres are treated with cationic polyelectrolyte. The nanofibre cellulose is added to the resulting suspension.
EFFECT: invention enables to improve the strength of paper and retain the filler in the paper.
19 cl, 9 dwg, 7 ex
| Title | Year | Author | Number |
|---|---|---|---|
| PAPER PRODUCTION METHOD | 2022 |
|
RU2801887C1 |
| METHOD OF OBTAINING MODIFIED CELLULOSE | 2010 |
|
RU2535688C2 |
| PAPER FILLER | 2004 |
|
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|
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|
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|
RU2667450C2 |
| PAPER SIZING | 2006 |
|
RU2429323C2 |
| FILLER AGGREGATE COMPOSITION AND ITS PRODUCTION | 2014 |
|
RU2676070C2 |
| COMPOSITION OF FILLER FOR PAPER | 2010 |
|
RU2505635C2 |
| PAPER IMPREGNATION | 1998 |
|
RU2169224C2 |
