SURFACE-MODIFIED CELLULOSE MICROFIBRILS, METHOD FOR MAKING SAME, AND USE THEREOF AS A FILLER IN COMPOSITE MATERIALS

摘要

the invention cellulu00f3zmikrorostokra, its production, u00f6sszetettanyagokban reinforcing filling material or structural valu00f3alkalmazu00e1sukra,furthermore, mikrorostokat anyagokravonatkozik containing complex.a closer look at the mikrorostok which felu00fcletmu00f3dosu00edtottcellulu00f3zmikrorostok, l / d ratio of greater than 20, elu0151nyu00f6sennagyobb as 100, and the average diameter of between 1 nm and 50 nm.where d is the length of ljelentu00e9se mikrorost and report average diameter.amikrorostok funkciu00f3scsoportok hydroxyl on the surface of at least 25% of an organic compound is esterified alegalu00e1bb, which vegyu00fcletlegalu00e1bb athe cellulose that can respond to hidroxilcsoportju00e1val contains funkciu00f3scso - port.the polymer mu00e1trixku00e9nt cellulose acetu00e1tottartalmazu00f3 filling materials of good alkalmazhatu00f3kacetilcsoportot involving organic compounds, such as, for example, ecetsavattartalmazu00f3 mikrorostok.the filled composite material olvadu00e9kok, films, fibres or yarns can be produced. a