单词 | soapstock |
释义 | > as lemmassoapstock soapstock n. (also soap-stock) a crude, partially saponified mixture of fatty acids formed as a by-product in the refining of natural fats. ΘΠ society > occupation and work > materials > derived or manufactured material > greasy or fatty material > [noun] > derived from animals > by-product of refining soapstock1895 1895 R. Benedikt & J. Lewkowitsch Chem. Anal. Oils, Fats, Waxes xii. 632 (heading) Examination of the fatty matter (‘soap stock’). 1924 Myddleton & Barry Fats iii. 35 The recovery of oil from the soap-stock depends for its commercial success upon the ruling prices of the edible oil. 1972 Materials & Technol. V. x. 279 [In soap-making] use is also made of by-product fatty materials such as soapstocks and curd oils. soap-stock b. gen. The raw material from which anything is made; material. Chiefly with prefixed word as in paper stock n. at paper n. and adj. Compounds 2, soap-stock. ΘΚΠ society > occupation and work > materials > raw material > [noun] raw material1612 crudity1626 raw produce1832 stock1873 society > occupation and work > materials > derived or manufactured material > material for making paper > [noun] paper stock1862 stock1873 furnish1920 1873 E. Spon Workshop Receipts 1st Ser. 350 In its natural state, fat..is always associated with..foreign matters, which must be separated before it can be used as candle stock. 1875 E. H. Knight Pract. Dict. Mech. Paper-stock Bleacher,..for expressing the bleaching material from paper-stock, without having recourse to the draining-vat... Paper-stock Washer, a machine for cleansing shredded rags preparatory to pulping. 1882 Encycl. Brit. XIV. 384/2 In these the stock is exposed to the strongest tanning liquors. 1924 S. Leicester Pract. Stud. for Paper Manufacturers v. 116 The mistakes in sizing are some of the most difficult to elucidate... The stock used may be the cause. 1963 R. R. A. Higham Handbk. Papermaking ii. 45 Distinct variations occur between one batch of stock and another with regard to treatment, colour, temperature, consistency, retention of additives, etc. < as lemmas |
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