| 释义 |
ligno-|ˈlɪgnəʊ|
used as a combining form of L. lignum wood (cf. ligni-) in a few scientific and technical terms. lignoˈcellulose, lignoˈceric a. [L. cera wax] (see quots.). † ˈlignograph [-graph], a wood-engraving. † ligˈnography, wood engraving. ˌlignoˈsulphonate, any of the salts or esters of the lignosulphonic acids, some of which are used as adhesive binders, as pigment dispersants, in the tanning industry, and in the manufacture of vanillin. ˌlignosulˈphonic acid, any of various compounds in which sulphonic acid groups are attached to lignin molecules, formed in the sulphite process for producing wood pulp. ˌligno-sulˈphuric a. = sulpholignic a.
1900Jackson Gloss. Bot. Terms 47 *Lignocelluloses, lignin combined with cellulose, as in Jute fibre.
1888Syd. Soc. Lex., *Lignoceric acid, C24H48O2 = C23H47· CO2H. A fatty acid contained in paraffin and in beech-wood tar.
1844Mantell Medals Creation I. xviii. Contents, The excellent artists by whom the *lignographs or wood-cuts were engraven.
1849Chambers's Inform. II. 721/1 The art of Wood-Engraving, or, as it is sometimes more learnedly termed..Xylography and *Lignography.
1908Jrnl. Chem. Soc. XCIV. i. 717 From the liquid obtained by boiling pine-wood with calcium hydrogen sulphite, the author has prepared barium *lignosulphonate, C40H44O17S2Ba. 1952F. E. Brauns Chem. Lignin v. 113 The isolation of a basic calcium lignosulfonate from a commercial spent liquor on a technical scale is carried out in the ‘Howard process’. 1963J. F. Harris et al. in B. L. Browning Chem. Wood xi. 578 Lignosulfonates, in particular the carbohydrate-free products, have found a variety of profitable applications. The most notable of these are their uses in oil well-drilling muds and in the production of synthetic rubber.
1908Jrnl. Chem. Soc. XCIV. i. 717 In *lignosulphonic acid, part of the sulphurous acid is tightly and part loosely bound. 1931Canad. Jrnl. Res. V. 42 The first lignosulphonic acids studied were obtained by heating benzene-alcohol extracted spruce meal with sulphurous acid. 1967Kirk & Othmer Encycl. Chem. Technol. (ed. 2) XII. 369 The sulfite process for producing pulp can lead to products which consist of lignosulfonic acids, or various lignosulfonates. These are commonly referred to in the trade as lignin sulfonic acids and lignin sulfonates.
1855Ogilvie Suppl., *Ligno-sulphuric acid, sulpholignic acid, obtained by the action of sulphuric acid on lignine.
Add: lignocellulose n.: hence lignocelluˈlosic a., of the nature of or containing lignocellulose; also as n., lignocellulosic material.
1944Pulp & Paper Mag. Canada XLV. 752 The amount and types of *lignocellulosic wastes from forest and agricultural sources are examined in the light of present industrial uses. 1974Sci. Amer. Apr. 58/3 The International Paper Company built a 9,000-pound bridge solely from high-yield lignocellulosic papers (such as kraft liner board) and adhesive to demonstrate the merits of strong paper in structural engineering. 1990Review (Dept. of Energy) Summer 13/1 Energy recovery from the organic fraction..is limited by the restricted ability of anaerobic bacteria to degrade lignocellulosis—paper, cardboard, wood, etc. |
