Patents by Inventor Rajapandian Benjamin

Rajapandian Benjamin 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).

  • Detergent bar comprising amorphous silica and salt of carboxylic and/or sulphonic acid
    Patent number: 6492321
    Abstract: A detergent bar composition containing 5-70% detergent active, 0.5-30% amorphous alumina, 0.5-30% of at least one alkali metal salt of carboxylic/sulphonic acid, and 10-55% water.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: December 10, 2002
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Deepak Agrawal, Rajapandian Benjamin, Dhanraj Kalyansundaram Chokappa, Sudhakar Yeshwant Mhaskar
  • Detergent bar composition
    Publication number: 20010046949
    Abstract: A detergent bar composition containing 5-70% detergent active, 0.5-30% amorphous alumina, 0.5-30% of at least one alkali metal salt of carboxylic/sulphonic acid, and 10-55% water.
    Type: Application
    Filed: December 5, 2000
    Publication date: November 29, 2001
    Inventors: Deepak Agrawal, Rajapandian Benjamin, Dhanraj Kalyansundaram Chokappa, Sudhakar Yeshwant Mhaskar
  • Process for preparing a detergent bar composition
    Publication number: 20010046950
    Abstract: A process for preparing a detergent bar composition comprising from 5 to 70% by weight fo detergent active, from 0.5 to 30% by weight of amorphous alumina, from 0.
    Type: Application
    Filed: December 5, 2000
    Publication date: November 29, 2001
    Inventors: Deepak Agrawal, Rajapandian Benjamin, Dhanraj Kalyansundaram Chokappa, Sudhakar Yeshwant Mhaskar
  • Process for preparing a low TFM detergent bar composition
    Patent number: 6207636
    Abstract: A low total fatty matter content detergent bar composition comprising a surfactant 25-70% total fatty matter, 9-16% by weight colloidal aluminium hydroxide and 12-52% water. The invention also comprises a process for preparing a detergent bar comprising a surfactant, 25-70% total fatty matter, 0.5-20% colloidal aluminium hydroxide and 15-52% water, comprising the steps of reacting one or more fatty acids or fats with sodium aluminate with a solid content of 20-55% wherein the Al2O3 to Na2O ratio is in the region 0.5-1.55:1 to obtain a mixture of aluminium hydroxide and soap at a temperature of between 40° C. and 95° C., adding a predetermined amount of water to the mixture of aluminium hydroxide and soap, adding any further minor additives, and converting the product into bars.
    Type: Grant
    Filed: December 9, 1999
    Date of Patent: March 27, 2001
    Assignee: Unilever Home & Personal Care USA, division of Conopco, Inc.
    Inventors: Rajapandian Benjamin, Sudhakar Yeshwant Mhaskar, Subhash Shivshankar Mhatre