FIELD: textile, paper.
SUBSTANCE: according to the method microfibrillated cellulose (MFC) together with fiber pulp with longer fibers, such as chemical-thermomechanical wood pulp (CTMP), is blended with foam from water and a surfactant, the foam is supplied onto the forming wire of a paper- or cartonproduction machine, dewatered via air suction through the forming wire and dried to get the final web.
EFFECT: method provides a high bulk combined with a high resistance against stratifying after Scott, providing improved strength of paper and carton products when stretched in dry and wet conditions.
14 cl, 1 dwg, 2 ex
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| METHOD FOR MANUFACTURE OF THERMOCOUPLED, LINEN-LIKE FIBROUS MATERIAL LAID BY WET METHOD AND MATERIAL MANUFACTURED BY THIS METHOD | 1999 |
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| PAPER AND CARDBOARD PRODUCTS | 2017 |
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| PAPER AND CARDBOARD PRODUCTS | 2020 |
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| PAPER AND CARDBOARD PRODUCTS | 2017 |
|
RU2694038C1 |
| METHOD FOR MANUFACTURE OF PAPER WITH THREE-DIMENSIONAL RELIEF | 1999 |
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RU2211273C2 |
| WEB SMOOTHNESS ENHANCING METHOD | 2003 |
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RU2303672C2 |
