PERACHEM LIMITED Patent applications |
Patent application number | Title | Published |
20140190508 | METHOD - A method of removing colour from hair that has been oxidatively dyed, the method comprising the steps of: (a) contacting the hair with a composition comprising a sulfur-containing nucleophile or a precursor thereof; (b) contacting the hair with an acidic composition; and (c) contacting the hair with an oxidising composition; wherein there is no rinsing step between step (a) and step (b). | 07-10-2014 |
20130133141 | COMPOSITION AND METHOD - A depilatory composition comprising a source of cyanate ion, an organic acid or a salt thereof and a peroxide compound; and methods of removing hair from the skin using such compositions. | 05-30-2013 |
20110189116 | HAIR TREATMENT METHODS - A method of colouring a material, the method comprising the steps of: a)applying to the material a composition comprising a sulphur-containing nucleophile; and b)applying to the material a composition comprising a dye compound selected from a dye class other than the class of reactive dyes. | 08-04-2011 |
20110168202 | BLEACHING METHODS AND COMPOSITIONS - A method of treating a material, the method comprising applying to the material a composition comprising at least 10 wt % of ammonium carbonate, ammonium carbamate or a mixture thereof; and a source of hydrogen peroxide. | 07-14-2011 |
20110041264 | HAIR TREATMENT COMPOSITION AND METHODS - wherein D is a chromophore; L is a linking group selected from SO | 02-24-2011 |
20100233925 | Composition and Method - A flame-retardant composition comprising a first component selected from a phosphorous-containing acid or a salt of a phosphorous-containing acid and a second compound selected from an isocyanic acid, an isocyanic acid precursor, a cyanate salt, a thiocyanate salt or isothiocyanate precursor, dicyandiamide, cyanamide or carbodiimide precursor. | 09-16-2010 |