Patents by Inventor Gerard Tatin

Gerard Tatin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4619663
    Abstract: A stabilizing composition for and a process for the bleaching of cellulose-containing fibers or fabrics in a bleaching bath containing an oxidizing agent without any degradation thereof due to the presence of iron or ferrous metals, comprising adding to said bath a stabilizing composition consisting essentially of:______________________________________ A metal chelating agent 1-2 g/l of bath Sodium metasilicate 0-8 g/l of bath pentahydrate Sodium tetraborate 5-10 g/l of bath decahydrate A soluble alkaline phosphate 10-15 g/l of bath (calculated in weight of anhydrous product) A non-ionic wetting agent 1-2 g/l of bath ______________________________________
    Type: Grant
    Filed: April 25, 1984
    Date of Patent: October 28, 1986
    Assignee: Atochem
    Inventor: Gerard Tatin
  • Patent number: 4552563
    Abstract: A composition for the alkaline bleaching of textiles during washing comprising a washing product and at least one peroxide derivative of the general formula: ##STR1## where R.sub.1, R.sub.2, R.sub.3, and R.sub.4 are hydrogen, a linear alkyl radical containing from 1 to 12 carbon atoms, a cycloalkyl or branched alkyl radical containing from 3 to 12 carbon atoms, or an aromatic hydrocarbon radical having from 6 to 12 carbon atoms; said radicals being unsubstituted or substituted by chlorine, bromine, fluorine, a nitro group, hydroxy group, alkoxy group, ethylenic derivatives, or carboxylic ester and R.sub.1 and R.sub.2 and/or R.sub.3 and R.sub.4, respectively, capable of forming only a single linear or branched radical having from 3 to 12 carbon atoms and the process of alkaline bleaching using the same.
    Type: Grant
    Filed: September 13, 1984
    Date of Patent: November 12, 1985
    Assignee: Atochem
    Inventors: Bernard Dubreux, Jackie Emeraud, Gerard Tatin, Jean-Pierre Schirmann
  • Patent number: 4536182
    Abstract: A bath for the simultaneous desizing and bleaching of fabrics comprising hydrogen peroxide, a sequestering agent, an amylase, a surfactant, and a buffer consisting essentially of sodium tetraborate decahydrate. Also, the method for the simultaneous desizing and bleaching a fabric comprising saturating a fabric with the above destarching and bleaching bath, maintaining the saturated fabric for a time and at a temperature sufficient to desize and bleach to the desired degree, and washing the fabric.
    Type: Grant
    Filed: March 7, 1984
    Date of Patent: August 20, 1985
    Assignee: Atochem
    Inventor: Gerard Tatin