Abstract: The present invention relates to the use of a viscose fibre for the production of a transparent cosmetic mask. The use according to the invention is characterized in that the viscose fibre is a flat fibre, the cross section of the viscose fibre has a width-to-thickness ratio of 6:1 to 30:1, and the titre of the viscose fibre ranges from 1.0 dtex to 4 dtex.

Abstract: Wetlaid web, selected from the group consisting of wet-laid non-woven fabrics and paper, comprising a cellulosic fibre material in the form of viscose fibre at an amount of at least 5% w/w, characterized in that the wetlaid web comprises microfibrillated cellulose at an amount of 0.5% w/w to 5% w/w, wherein the microfibrillated cellulose has a particle size distribution (x10) of 5 ?m to 30 ?m, and a wet-strength agent.

Abstract: The present invention relates to a modified cellulosic fiber that comprises anionic moieties in an amount of more than 0.25 mol/kg of dry fiber and has applied thereon a polymeric modifying agent in an amount of from 0.5 wt. % to 5.0 wt. %, based on dry fiber, the polymeric modifying agent comprising cationic moieties with a charge of at least 1.5 meq per gram of polymer and the molar ratio of anionic moieties to cationic moieties contained in the fiber is in the range of from 1:1 to 25:1. The fiber according to the present invention is characterized in that the anionic moieties are incorporated in the fiber and are from carboxymethylcellulose, and that the polymeric modifying agent comprising cationic moieties is selected from the group consisting of polydiallyldimethylammonium chloride (poly-DADMAC), poly(acrylamide-co-diallyldimethylammonium chloride) (PAM-DADMAC) and mixtures thereof. The invention furthermore relates to a nonwoven product or fabric comprising the modified cellulosic fiber.

Abstract: The invention relates to a regenerated cellulose fiber in the form of a solid viscose flat fiber having the following properties: The fiber consists of cellulose by more than 98%. The ratio of width B to thickness D of the fiber is 10:1 or higher. The fiber surface is essentially smooth. The fiber is essentially transparent. The fiber according to the invention is particularly suitable for the production of paper.

Abstract: The present invention relates to the use of a viscose fibre for the production of a transparent cosmetic mask. The use according to the invention is characterized in that the viscose fibre is a flat fibre, the cross section of the viscose fibre has a width-to-thickness ratio of 6:1 to 30:1, and the titre of the viscose fibre ranges from 1.0 dtex to 4 dtex.

Abstract: The present invention relates to a regenerated cellulose fiber having a multi-limbed cross-section. The fiber according to the invention is characterized in that the cross-section is formed of at least two multi-limbed basic shapes (1?, 2?, 3?, 4?), which basic shapes are connected, in each case at least at one of their limb ends, to the limb end of another basic shape and the length of the connecting limb (12) resulting from the connection of the two limb ends is longer than the length of the shortest one of the other limbs by a factor of at least 1.5, preferably of from 1.5 to 2.0.

Abstract: The present invention relates to a modified cellulosic fiber that comprises anionic moieties in an amount of more than 0.25 mol/kg of dry fiber and has applied theron a polymeric modifying agent in an amount of from 0.5 wt. % to 5.0 wt. %, based on dry fiber, the polymeric modifying agent comprising cationic moieties with a charge of at least 1.5 meq per gram of polymer and the molar ratio of anionic moieties to cationic moieties contained in the fiber is in the range of from 1:1 to 25:1. The fiber according to the present invention is characterized in that the anionic moieties are incorporated in the fiber and are from carboxymethylcellulose, and that the polymeric modifying agent comprising cationic moieties is selected from the group consisting of polydiallyldimethylammonium chloride (poly-DADMAC), poly(acrylamide-co-diallyldimethylammonium chloride) (PAM-DADMAC) and mixtures thereof. The invention furthermore relates to a nonwoven product or fabric comprising the modified cellulosic fiber. (FIG.

Abstract: The invention relates to a method for strengthening a nonwoven fabric by means of a water jet treatment. The method according to the invention is characterized in that the nonwoven fabric contains flat fibers in the form of collapsed hollow viscose fibers with a ratio of width B to thickness D of B:D?10:1.

Abstract: The present invention relates to a regenerated cellulose fiber, which is characterized by the combination of the following features: the fiber has in its dry condition a collapsed hollow cross-sectional structure the fiber has in its wet condition a cross-sectional structure with cavities the fiber is segmented in the longitudinal direction by dividing walls there is incorporated into the fiber an absorbent polymer, in particular carboxymethylcellulose. The fiber may be obtained by a process, wherein there is admixed a carbonate as well as an absorbent polymer, in particular carboxymethylcellulose, to a viscose dope.

Abstract: The present invention relates to a regenerated cellulose fiber, which is characterized by the combination of the following features: the fiber has in its dry condition a collapsed hollow cross-sectional structure the fiber has in its wet condition a cross-sectional structure with cavities the fiber is segmented in the longitudinal direction by dividing walls there is incorporated into the fiber an absorbent polymer, in particular carboxymethylcellulose. The fiber may be obtained by a process, wherein there is admixed a carbonate as well as an absorbent polymer, in particular carboxymethylcellulose, to a viscose dope.

Abstract: The present invention relates to a regenerated cellulose fiber, which is characterized by the combination of the following features: the fiber has in its dry condition a collapsed hollow cross-sectional structure the fiber has in its wet condition a cross-sectional structure with cavities the fiber is segmented in the longitudinal direction by dividing walls there is incorporated into the fiber an absorbent polymer, in particular carboxymethylcellulose. The fiber may be obtained by a process, wherein there is admixed a carbonate as well as an absorbent polymer, in particular carboxymethylcellulose, to a viscose dope.

Abstract: The invention relates to a regenerated cellulose fiber in the form of a solid viscose flat fiber having the following properties: The fiber consists of cellulose by more than 98%. The ratio of width B to thickness D of the fiber is 10:1 or higher. The fiber surface is essentially smooth. The fiber is essentially transparent. The fiber according to the invention is particularly suitable for the production of paper.

Abstract: The present invention relates to a regenerated cellulose fiber having a multi-limbed cross-section. The fiber according to the invention is characterized in that the cross-section is formed of at least two multi-limbed basic shapes (1?, 2?, 3?, 4?), which basic shapes are connected, in each case at least at one of their limb ends, to the limb end of another basic shape and the length of the connecting limb (12) resulting from the connection of the two limb ends is longer than the length of the shortest one of the other limbs by a factor of at least 1.5, preferably of from 1.5 to 2.0.

Abstract: The present invention relates to a fiber bundle containing a plurality of regenerated multi-limbed cellulose fibers (1?,2?) the cross-sections of which exhibit three or more limbs. The fiber bundle according to the invention is characterized in that at least 10%, preferably at least 20%, particularly preferably at least 50%, of the multi-limbed cellulose fibers are asymmetrical fibers, wherein at least one of the limbs deviates in its length from the other limbs and wherein the length of one or several limbs is greater than the length of the shortest limb(s) by a factor of 2 to 10.

Abstract: The invention relates to a regenerated cellulose fiber (1?) the cross-section of which comprises an oblong, essentially flat section (3). The fiber according to the invention is characterized in that at least one limb (4, 5, 6, 7) branches off from the oblong section, wherein the length of said limb is at most 40% of the length of the oblong section (3).

Abstract: The invention relates to the use of a regenerated cellulose fiber, in which carboxymethylcellulose is incorporated, in a flame-retardant product.

Abstract: The present invention relates to a regenerated cellulose fiber, which is characterized by the combination of the following features: the fiber has in its dry condition a collapsed hollow cross-sectional structure the fiber has in its wet condition a cross-sectional structure with cavities the fiber is segmented in the longitudinal direction by dividing walls there is incorporated into the fiber an absorbent polymer, in particular carboxymethylcellulose. The fiber may be obtained by a process, wherein there is admixed a carbonate as well as an absorbent polymer, in particular carboxymethylcellulose, to a viscose dope.