单词 | dry spinning |
释义 | > as lemmasdry spinning dry spinning n. a method of spinning natural or artificial fibres (see quots. 1904, 19571); hence dry-spin vb. trans., dry-spun adj. ΚΠ 1864 A. J. Warden Linen Trade v. 697 Wet spinning differs chiefly from..dry spinning in having the spinning frame furnished with a receptacle for holding water. 1904 G. F. Goodchild & C. F. Tweney Technol. & Sci. Dict. 177/2 Dry spinning, flax may be spun wet or dry, the latter giving a softer and more spongy yarn. 1921 T. Woodhouse tr. J. Foltzer Artificial Silk iv. 23 Spinning with the aid of water,..has been replaced by a system of dry spinning. 1957 Textile Terms & Defs. (Textile Inst.) (ed. 3) 94 Dry spinning is the process in which a solution of the polymer is extruded into a heated chamber to remove the solvent, leaving the solid filament. 1957 Textile Terms & Defs. (Textile Inst.) (ed. 3) 39 Dry-spun. 1963 A. J. Hall Student's Handbk. Textile Sci. ii. 75 Solutions which can be dry spun—that is, into warm air to evaporate off the solvent and leave solidified filaments behind. dry spinning c. The process or action of drawing into a thread; spec. the process of forming a man-made fibre by drawing or extruding a melt or viscous solution of a polymer through a spinneret; dry spinning, melt spinning, wet spinning: (see quots. 19741, 19742, 19743). ΘΚΠ the world > textiles and clothing > textiles > textile manufacture > manufacture of thread or yarn > [noun] > manufacture of man-made thread spinning1883 melt-spinning1940 1883 R. Haldane Workshop Receipts 2nd Ser. 165/2 Spinning.—Proficiency in this requires much practice... Dip a tablespoon in the sugar [etc.]. 1896 Jrnl. Soc. Chem. Industry 30 May 317/2 The production of a lustrous thread of cellulose in continuous length, by the process of drawing or ‘spinning’ is..an accomplished fact. 1910 A. F. Barker Textiles iii. 59 Vanduara silk is obtained by using gelatine as a basis, the threads, after spinning, being treated with formaldehyde to render them insoluble in water. 1921 T. Woodhouse tr. J. Foltzer Artif. Silk 23 Spinning with the aid of water..has been replaced by a system of dry spinning. 1927 T. Woodhouse Artificial Silk: Manuf. & Uses v. 37 Coagulation may be effected in warm air by so called ‘dry-spinning’, when the solvents can be vaporized by such air. 1927 M. H. Avram Rayon Industry 185 The pressing of this viscose mass in continuous filaments through a fine aperture is commonly known as spinning. 1963 A. J. Hall Student's Handbk. Textile Sci. ii. 75 With the introduction of nylon an entirely new method of fibre spinning was established—so-called melt-spinning in which the polymer..is melted in a novel device above the spinneret so that it can..be extruded through the multi-holed spinneret into cold air. 1974 Encycl. Brit. Macropædia VII. 258/2 In wet spinning, the solution of fibre-forming material is extruded into a coagulating bath that causes the jets to harden. 1974 Encycl. Brit. Macropædia VII. 258/2 In dry spinning the fibre-forming substance is dissolved in a solvent before the solution is extruded. As the jets of solution emerge from the spinneret, a stream of hot air causes the solvent to evaporate from the spinning solution, leaving solid filaments. 1974 Encycl. Brit. Macropædia VII. 258/2 In melt spinning the fibre-forming material is melted and extruded through spinnerets, and the jets harden into solid filaments as they cool on emerging from the spinneret. < as lemmas |
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