The Year-book for Colorists and Dyers: Presenting a Review of the Year's Advances in the Bleaching, Dyeing, Printing and Finishing of Textiles, Volume 81906 - Dyes and dyeing |
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Page 48
... employed as group reactions as depend not upon individual peculiarities , but upon general differ- ences in chemical structure , so that dyestuffs of the same family shall be grouped together irrespective of shade . Another reason why ...
... employed as group reactions as depend not upon individual peculiarities , but upon general differ- ences in chemical structure , so that dyestuffs of the same family shall be grouped together irrespective of shade . Another reason why ...
Page 49
... employed , which depends upon the different behavior of the respective leuco com- pounds to oxidation . This method consisted in reducing the dye- stuff with zinc dust , and reoxidation by air and chromic acid . Whilst nitro , nitroso ...
... employed , which depends upon the different behavior of the respective leuco com- pounds to oxidation . This method consisted in reducing the dye- stuff with zinc dust , and reoxidation by air and chromic acid . Whilst nitro , nitroso ...
Page 50
... employed . In the appended tables the sub - division of the groups has been usually omitted as unnecessary , but is given in a few instances ( see Table II . ) in order to illustrate the gen- eral method . For additional confirmation it ...
... employed . In the appended tables the sub - division of the groups has been usually omitted as unnecessary , but is given in a few instances ( see Table II . ) in order to illustrate the gen- eral method . For additional confirmation it ...
Page 51
... employed . It is important that they be used of the strength indicated : DILUTE AMMONIA ( 1 : 100 ) . 1 c.c. conc . ammonia . 100 c.c. water ( soft or distilled ) . AQUEOUS ALCOHOLIC AMMONIA . 1 c.c. conc . ammonia . 50 c.c. strong ...
... employed . It is important that they be used of the strength indicated : DILUTE AMMONIA ( 1 : 100 ) . 1 c.c. conc . ammonia . 100 c.c. water ( soft or distilled ) . AQUEOUS ALCOHOLIC AMMONIA . 1 c.c. conc . ammonia . 50 c.c. strong ...
Page 52
... employed in most cases . In a few other cases , however , in which the reduction is more sluggish ( e.g. , azo yellows ) , it has been found necessary to employ a slightly acid solution . This is termed HYDROSULPHITE B. Prepared by ...
... employed in most cases . In a few other cases , however , in which the reduction is more sluggish ( e.g. , azo yellows ) , it has been found necessary to employ a slightly acid solution . This is termed HYDROSULPHITE B. Prepared by ...
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Common terms and phrases
acetic acid Acid Green Agent or Maker Agent or Name Alizarine Black alkali ammonia Anilin Anthracene apparatus assignor AZO DYE bath Brilliant Brown carbonate caustic CD Benzo CD Direct cent chlorid Chrome color coloring-matters conc cotton CT Mz Cyanine dated Decolorized DISCHARGE dissolved Dye Method dyestuff Elberfeld Eosine exposure to air extra fabric Fast Blue fibre gallons Germany heated hydrochloric acid Indigo invention relates Klp CD Klp WGS material Math CD Diamine Math WGS Methyl Violet Methylene Methylene Blue mixture mordant Mz CD Dianil Mz Lakes Mz WCh Alizarine Mz WGS Name of Dye Naphthol obtained Orange Orange G oxazine oxidizing persulphate PK CD PK WGS Ponceau powder return on exposure Safranine salts Scarlet shades soap soluble solution Specific Gravity SS WGS sulphonic sulphuric acid Tannin temperature thiazine Thickening Thiogene triphenylmethane washing WCh Alizarine Blue WGS Azo WGS Fast wool Yellow G