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✦   LIBER   ✦

Society of dyers and colourists: Report on the work of its fastness committee in fixing standards for light, perspiration and washing, 51 pages, illustrations, tables, 14 × 22 cms. Yorkshire, Society, 1934

✍ Scribed by T.K. Cleveland


Book ID
104129632
Publisher
Elsevier Science
Year
1934
Tongue
English
Weight
66 KB
Volume
218
Category
Article
ISSN
0016-0032

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✦ Synopsis


Book REVIEWS.

[J. F. I.

SOCIETY OF DYERS AND COLOURISTS, Report on the Work of Its Fastness Committee in Fixing Standards for Light, Perspiration and Washing, 51 pages, illustrations, tables, 14 X 22 cms. Yorkshire, Society, 1934.

A brochure which gives little indication of the immense amount of work and effort that has been expended in its 13roduction. The Society of Dyers and Colourists Committee on Fastness has performed quite an accomplishment in developing a set of standards whereby dyers may determine more accurately the resistance of dyed goods to light, perspiration and washing.

A set of red and blue standards, each set composed of seven pieces of dyed cloth, representing seven degrees of fastness, have been developed and will be used for determining by comparison the resistance of other dyes to fading. In connection with establishment of the color standards, the Committee has studied carefully various sources of artificial illumination in order to determine which shall best reproduce natural fading conditions.

Possibly the development of the method for determining fastness to perspiration presented the greatest number of difficulties. First, the composition of sweat had to be established, then a synthetic preparation found which should react toward colors in an identical manner. The testing routine finally recommended is somewhat lengthy but is justified on the basis of its reliability.

The.tests for determining fastness to washing are very comprehensive in scope and aim to duplicate both household and commercial laundering conditions.