JPWO2020159387A5 - - Google Patents

Claims (19)

A worsted or semi-worsted or semi-worsted spun yarn of linear density less than 80 tex comprising one or more strands, each strand comprising an outer stranded with a continuous or substantially continuous core, said outer comprises coarse wool fibers , said coarse wool fibers having an average fiber diameter of greater than 26 microns . 2. The spun yarn of claim 1 , comprising two or more of said twisted yarns. A self- twisted spun yarn with two or more said twists automatically twisted together, wherein the two or more twisted yarns are alternately twisted in the z-direction with respect to the s-direction twisted regions . and having an untwisted region between each region of twist . Yarn according to any one of the preceding claims, wherein the continuous or substantially continuous core constitutes at least 15% by weight of the yarn. A spun yarn of linear density less than 80 tex, said yarn comprising two or more strands, each strand comprising an outer twisted together with a continuous or substantially continuous core, said outer comprising A spun yarn comprising crude wool fibers, said coarse wool fibers having an average fiber diameter of greater than 26 microns . A spun yarn according to any one of claims 1 to 5 , having a linear density of less than 60 tex. Yarn according to any one of the preceding claims, having a linear density in the range 25-60 tex. Yarn according to any one of the preceding claims, wherein said coarse wool fibers have an average fiber diameter greater than 30 microns. Yarn according to any one of the preceding claims, wherein said crude wool fibers have an average fiber diameter in the range of 30-40 microns. The spun yarn according to any one of claims 1 to 9 , wherein said crude wool fibers have an average fiber length at the wool top of 100 mmHauteur ( mmH ) or more. The spun yarn according to any one of claims 1 to 10 , wherein said crude wool fibers have an average fiber length at the wool top of 110 mmHauteur ( mmH ) or more. Yarn according to claim 10 , wherein said crude wool fibers have an average fiber length at the wool top in the range 100-130 mmHauteur ( mmH ) . Yarn according to any one of the preceding claims, wherein the outer comprises at least 10% by weight of coarse wool. Yarn according to any one of the preceding claims, wherein said continuous or substantially continuous core comprises at least one synthetic filament. The spun yarn of claim 14 , wherein said synthetic filaments have a thickness ranging from 10 to 80 denier. Yarn according to claim 14 or 15 , wherein said at least one synthetic filament is a nylon filament or a polyester filament . A spun yarn according to any one of the preceding claims, wherein said continuous or substantially continuous core comprises at least one filament or yarn made of natural fibers. The spun yarn of claim 17 , wherein said filaments or said yarns made of natural fibers have a thickness in the range of 10-20 tex. 19. Yarn according to claim 17 or 18 , formed of 100% natural fibres.