U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Bleaching compositions containing mixed metal cations adsorbed onto aluminosilicate support materials

Patent 4601845 Issued on July 22, 1986. Estimated Expiration Date: Icon_subject April 2, 2005. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

2820690

3156654

3325397

3398096

3488288

3532634

Solid cold bleach activators for detergents and cleaning agents containing an active oxygen donor
Patent #: 4207199
Issued on: 06/10/1980
Inventor: Perner ,   et al.

Bleaching detergent composition
Patent #: 4208295
Issued on: 06/17/1980
Inventor: Sai ,   et al.

Process for the manufacture of lower alkenes from methanol and/or dimethyl ether
Patent #: 4247731
Issued on: 01/27/1981
Inventor: Wunder ,   et al.

Zeolites as smoke suppressants for halogenated polymers
Patent #: 4307010
Issued on: 12/22/1981
Inventor: Sandler ,   et al.

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Inventor

Assignee

Application

No. 06/719095 filed on 04/02/1985

US Classes:

510/311, With heavy metal containing catalyst or activator (e.g., containing Mn, Cu, Fe, etc.)252/186.3, Contains perborate252/186.38, Contains activator admixed with inorganic peroxide510/376, With heavy metal, nitrogen, or oxygen containing activator, catalyst, or precursor510/507, Clay or inorganic aluminosilicate salt component (e.g., bentonite, zeolite, etc.)8/107Chemical

Examiners

Primary: Willis, Prince E.

Attorney, Agent or Firm

International Class

C11D 3/39 (20060101)

Abstract

A bleaching composition is provided comprising a peroxy compound and a peroxide catalyst. The catalyst is an aluminosilicate, perferably a zeolite, whereon is adsorbed a water-soluble manganese (II) salt and magnesium or zinc divalent cations.

Other References

  • "Transition Metal Ions on Molecular Sieves. II. Catalytic Activities of Transition Metal Ions on Molecular Sieves For the Decomposition of Hydrogen Peroxide", by Mochida et al., J. Phys. Chem., 78, pp. 1653-1657 (1974)
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