after-chromingn.

Brit.

/ˈɑːftəˌkrəʊmɪŋ/,

/ˈaftəˌkrəʊmɪŋ/, U.S.

/ˈæftərˌkroʊmɪŋ/

Origin: Formed within English, by derivation. Etymons: after- prefix, English chroming.

Etymology: < after- prefix + chroming, noun (see chrome v.). Compare after-chrome v.

The application of a mordant to an already dyed material.

ΘΚΠ

the world > matter > colour > colouring > dyeing > [noun] > treating with mordant

ageing1830

padding1839

mordanting1875

after-chroming1890

1890 Jrnl. Soc. Chem. Industry 31 Jan. 60/2 It was most probable that in after-chroming or finishing by the use of too much bichromate of potash, the logwood black was rendered liable to turn green.

1905 L. Cassella Dyeing of Wool 139 The usual quantity of bichrome need be used for afterchroming.

1940 Thorpe's Dict. Appl. Chem. (ed. 4) IV. 203/1 After-chroming is usually applied to wool.

2009 T. Bechtold in T. Bechtold & R. Mussak Handbk. Nat. Colorants x. 154 After-chroming of lawson dyeing causes a shift in shade, which is attributed to a chromium complex formation.

This entry has been updated (OED Third Edition, September 2011; most recently modified version published online December 2021).

单词	after-chroming
释义	after-chromingn. Brit. /ˈɑːftəˌkrəʊmɪŋ/, /ˈaftəˌkrəʊmɪŋ/, U.S. /ˈæftərˌkroʊmɪŋ/ Origin: Formed within English, by derivation. Etymons: after- prefix, English chroming. Etymology: < after- prefix + chroming, noun (see chrome v.). Compare after-chrome v. The application of a mordant to an already dyed material. ΘΚΠ the world > matter > colour > colouring > dyeing > [noun] > treating with mordant ageing1830 padding1839 mordanting1875 after-chroming1890 1890 Jrnl. Soc. Chem. Industry 31 Jan. 60/2 It was most probable that in after-chroming or finishing by the use of too much bichromate of potash, the logwood black was rendered liable to turn green. 1905 L. Cassella Dyeing of Wool 139 The usual quantity of bichrome need be used for afterchroming. 1940 Thorpe's Dict. Appl. Chem. (ed. 4) IV. 203/1 After-chroming is usually applied to wool. 2009 T. Bechtold in T. Bechtold & R. Mussak Handbk. Nat. Colorants x. 154 After-chroming of lawson dyeing causes a shift in shade, which is attributed to a chromium complex formation. This entry has been updated (OED Third Edition, September 2011; most recently modified version published online December 2021). < n.1890
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