23 



Bleaching and Bleaching 



Agents. 



A PRACTICAL TREATISE ON THE BLEACHING OF 

 LINEN AND COTTON YARN AND FABRICS. By 



L. Tailfer, Chemical and Mechanical Engineer. Translated from the 

 French by John Geddes McIntosh. Demy 8vo. 303 pp. Twenty 

 lUus. Price 12s. 6d. net. (Post free, 13s. home; 13s. 6d. abroad.) 



MODERN BLEACHING AGENTS AND DETERGENTS. 



By Professor Max Bottler. Translated from the German. Crown 

 Svo. 16 Illustrations. 160 pages. Price 5s. net. (Post free, 5s. 3d. 



home ; 5s. 6d. abroad.) 



Contents. 



Part I., Bleaching Agents. Old and New Bleaching Methods and Bleaching 



Agents. -Bleaching Agents for Wool-Bleaching with Permanganate-Perborates-Acid 

 Sodium Percarbonate-Bleaching A.uents for Silk-Bleaching Powder and Alkah Hypoch- 

 lorites-Bleaching Processes-Bleaching Linen-Bleaching with Ozone- Bleaching Straw 

 and Leather— Discharging Colours-Bleaching Jute and other Vegetable Fibres-Bleaching 

 Various Substances-Electrical Bleaching Processes. Sodium Peroxide.-Properties- 

 Dissolving Sodium Peroxide— Preparing the Bleaching Liquor- Compressed Sodium Peroxide 

 -Sodium Peroxide in Bleaching-Cleaning Materials to be Bleached-Testing the B eaching 

 Liquor— Bleaching Kier-Charging the Kier with Bleaching Liquor— Bleaching W oollen and 

 Half-Wool Goods— Preparing the Bleaching Liquor— Drying the Goods— Magnesium Sulphate 

 in Bleaching Liquor— Bleaching Silk— Bleaching uinen, Cotton Jute and Ramie Goods- 

 Production of Peroxides— Bleaching Feathers-Sodium Peroxide in Washing Powder- 

 Barium Peroxide-Bleaching Silk with Barium Peroxide. Perborates.-Salts of Perboric 

 Acid— Properties of Perborates— Ammonium Perboraces— Sodium Perborates— Perborax— 

 Merck's Sodium Perborate- Sapozon-Testing Sodium Perborate. Ozone.— Formation of 

 Ozone— Ozone Generators- Chemical Production of Ozone— Properties of Ozone— Employ- 

 ,ment of Ozone in Bleaching. Sodium Bisulphite and Hydrosulphurous Acid.-Bleachmg 

 with Sulphur Dioxide— Bleaching Wool with Hydrosulphurous Acid-Sodium Hydrosulphite 

 —Properties of Sodium Bisulphite— Bleaching Processes- Bleaching Manija Hemp-After- 

 treatrnent with Bisulphite-Bleaching Straw-Bleaching Leather. Discharging Colour from 

 Textile Fabrics with Hydrosulphurous Acid.-Prepanng the Discharge-Discharging 

 Colour from Shoddy and Dved Fabrics-Stable Hydrosulphite— Method of Using Hydrosul- 

 phite- Eradite—Cassella's Hyraldite — Discharging with Hyraldite — Increasing the Dis- 

 charging Effect-Stable Hydrosulphites. Permanganate. — Bleaching with Permanganate 

 —Action of Permanganate-Bleaching Wool or S.Ik-Addition of Magnesium Sulphate to 

 the Bleaching Liquor— Strength of Permanganate Solution— Xew Process for Bleaching Jute 

 -Bleaching Skins-Bleaching Straw-Bleaching Ivory. Hydrogen Peroxide. -Constitution 

 and Properties— Preparation-Crystalline Hydrogen Perovide-Properties of Hydrogen 

 Peroxide Solutions-Stability— Commercial Hydrogen Peroxide Solutions— Deconiposition 

 of Hydrogen Peroxide-Purity of Hydrogen Peroxide-Storage \ esseis-Care in Handling 

 -Instability of Solutions-Reagent for Hydrogen Peroxide-Va uing Hydrogen Peroxide 

 Solutions-Testing Hydrogen Peroxide-Bleaching Wool with Hydrogen Peroxide-Pre- 

 liminarv Treatmlnt-Bleaching Bath-After Treatment-Bleaching S.Ik with Hydrogen 

 Peroxide-Bluing before Bleaching— Bleaching Cotton with Hydrogen Peroxide-Bleaching 

 Linens with Hydrogen Peroxide-Bleaching Jute with Hydrogen Peroxide— Bleaching Various 

 Vegetable Fibres with Hydro,?en Peroxide-Bleaching Straw, Wood, etc with Hydrogen 

 Peroxide-Bleaching Leather with Hydrogen Peroxide-Bleaching Ivorj-, Horn, Bones and 

 Similar Articles— Bleaching Hair-Bleaching Sponges with Hydrogen Peroxide. Bleaching 

 Fats, Oils, Wax and Paraffin.-New Process for Bleaching Fats and Oils-BIeachmg Wax 

 —Bleaching Soap— Decrolin and Blankite for Bleaching Soap-Bleaching Glue Solid, Stable 

 Calcium Hypochlorite and Bleaching Soda.-Stable Calcium Hypoch orite-Bleachmg 

 Soda. Electric Bleaching.— Electrolytic Bleaching Lye-Judgmg the Utility of Electric 

 Bleaching Plant— Bkaching Experiment with Electrolysed Sodium Chloride Solution- 

 ElectrolvticDecompositionof Sodium Chloride— Observations of Forster and Muller— Types 

 • of Electrolyser-Electrolytic Bleach-Schuckert Plant— Schoop's Electrolytic Bleaching 

 Apparatus— Kellner Bleaching Apparatus, Construction— Method of \V orking— Mounting the 

 Apparatus-Determining the Bleaching Power of Electrolytic Liquors, Volumetric Method- 

 Bleaching with Electrolytic Bleaching Liquor. _ , . . , r, f ,-v, • ol o^ 

 Part II. Detergents.— Behaviour of Various Fabrics in the Presence of Chemical Re- 

 agents-Methods of Removing Stains— Chemical Cleaning and Detergents. Benzine Soaps. 

 —Removing Stains with Benzine Soap and its Solutions-Antibenzme Pyrine. or Richterol. 

 Extractive Detergents and Detergent Mixtures. Carbon Tetrachloride. -Properties. 

 Aceto=Oxalic Acid as a Detergent ; Special Methods of Removing Stains. Bleaching 

 Processes Used in Chemical Cleaning. -Bleaching with Potassium Permanganate-- 

 Reducing Effect of Sulphur Dioxide— Reduction with Hydrogen Peroxide— Reduction with 

 Hydrosulphurous Acid— Seydas Reduction Process— Combined Method of Removing Stains— 

 Hyraldite as a Detergent and Bleaching Agent. Hydrogen Peroxide as a Detergent.— 

 iBehaviour of Hydrogen Peroxide toward Coloured Fabrics. Oxygen as a Detergent.— 



