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

Icon_funbox Quotables

"What, sir, would you make a ship sail against the wind and currents by lighting a bonfire under her deck? I pray you, excuse me, I have not the time to listen to such nonsense."

Napoleon Bonaparte ; When told of the Robert Fulton steamboat

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 252/187.31 - Chlorate or perchlorate


Subclass of Class 252 - Compositions
Definition: Composition which contains a chlorate or perchlorate salt
No. of patents: 41
Last issue date: 11/27/2007


1    
NumberTitleIssue Date
7300625Chlorine gas generating candle
A chlorine gas generating candle in a vented container which serves as a portable means to generate heated chlorine gas for killing insects, bacteria, viruses and other dangerous biological agents. The device has application in sanitizing dwellings, swimming pools a...
11/27/2007
7273567Energy-activated compositions for controlled sustained release of a gas
A composition for energy-controlled generation and release of at least one gas, which includes an energy-activated catalyst capable of being activated by electromagnetic energy, and a solid or a liquid containing anions capable of being oxidized by the activated cat...
09/25/2007
7070710Chemical composition and method
The invention relates to a novel composition useful as a feed at production of chlorine dioxide, said composition being an aqueous solution comprising from about 1 to about 6.5 moles/liter of alkali metal chlorate, from about 1 to about 7 moles/liter of hydrogen per...
07/04/2006
7056538Disinfectant solution based on sodium hypochlorite, and process for preparing it
Sodium hypochlorite disinfectant solution having a pH of between 10.1 and 10.7 and comprising from 0.021 to 5.76% (w/v) of sodium hypochlorite and, relative to the said amount of sodium hypochlorite, not more than 2% of sodium chlorate. ...
06/06/2006
7009082Removal of color bodies from polytrimethylene ether glycol polymers
A process is described for reducing the discoloration of PO3G. The discolored polymer is contacted with adsorbent and separated therefrom, for instance, by filtration. The treated polytrimethylene, preferably, has an APHA color of less than about 50 and a molecular ...
03/07/2006
6890453Finely distributed stabilizing composition for polymers containing halogen
The present invention is a stabiliser composition for halogen-containing polymers, comprising a salt of a halogen-containing oxy acid and an inorganic or organic acid or an inorganic base. The present invention relates also to a process for the preparation of such s...
05/10/2005
6866794Strontium peroxide catalyzed oxygen generating compositions
The oxygen generating compositions are formed from a metal powder as a fuel, strontium peroxide as a chlorine suppressant, a catalyst, a reaction rate modifier, and an oxygen source selected from the group consisting of alkali metal chlorates, alkali metal perchlora...
03/15/2005
6814984Frozen biocidal compositions and methods of use thereof
The present invention is directed to frozen biocidal compositions. Specifically, the biocidal compositions comprise a frozen aqueous solution of a plurality of ions selected from the group consisting of halide and oxyhalide ions. The frozen biocidal compositions are...
11/09/2004
6352652Low temperature sensitivity oxygen generating compositions
The oxygen generation compositions include about 0.5-15% by weight of a substantially carbon-free metal fuel, and about 0.1-20% by weight of alkali metal silicate, stannate, titanate or zirconate as a reaction rate and core rheology modifier and chlorine ...
03/05/2002
6274064Metal oxide containing gas generating composition
A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric pressure, thereby improving combustion efficiency. The compos...
08/14/2001
6264896Oxygen generating compositions
The oxygen generation composition utilizes magnesium oxide to modify and smooth the oxygen generation rate, suppress chlorine formation, improve the rheology and uniformity of performance of an operating chemical oxygen candle, and to facilitate the mixin...
07/24/2001
6231816Low temperature sensitivity oxygen generating compositions
The oxygen generation compositions include about 0.5-15% by weight of a substantially carbon-free metal fuel, and about 0.1-20% by weight of alkali metal silicate, stannate, titanate or zirconate as a reaction rate and core rheology modifier and chlorine ...
05/15/2001
6193907Oxygen generating formulation with high structural integrity
The chlorate/perchlorate based oxygen generating compositions contain about 0.5-15% by weight of metal powder for use as a fuel selected from the group consisting of iron, nickel, cobalt and mixtures thereof; about 0.1% to about 15% by weight of at least ...
02/27/2001
6156230Metal oxide containing gas generating composition
A gas generating composition comprising ammonium nitrate and a non-toxic metal oxide which reduces the pressure exponent and enables the composition to sustain combustion at or near atmospheric pressure, thereby improving combustion efficiency. The compos...
12/05/2000
6153119Method and product for reducing tar and nicotine in cigarettes
A process, and product which uses the process, for reducing tar and nicotine in cigarettes, whereby a novel emulsified complex of Sterotex/permanganate is incorporated into a cigarette. The complex displays a synergistic reaction having a dose response re...
11/28/2000
6143196Oxygen generating formulation with high structural integrity
The chlorate/perchlorate based oxygen generating compositions contain about 0.5-15% by weight of metal powder for use as a fuel selected from the group consisting of iron, nickel, cobalt and mixtures thereof; about 0.1% to about 15% by weight of at least ...
11/07/2000
6136224Gas generant
A gas generant for an air, which is improved in the defects of gas generants using sodium azide in a practical use and has stable combustion capability. And a molecular compound comprising (a) a gas generant component, (b) an oxidant component and (c) a r...
10/24/2000
6126854Oxygen generating compositions
The oxygen generation composition utilizes magnesium oxide to modify and smooth the oxygen generation rate, suppress chlorine formation, improve the rheology and uniformity of performance of an operating chemical oxygen candle, and to facilitate the mixin...
10/03/2000
6054067Low temperature sensitivity oxygen generating compositions
The oxygen generation compositions include about 0.5-15% by weight of a substantially carbon-free metal fuel, and about 0.1-20% by weight of alkali metal silicate, stannate, titanate or zirconate as a reaction rate and core rheology modifier and chlorine ...
04/25/2000
6030583Oxygen generating compositions
The oxygen generating compositions contain carbon-free metal powder as fuel to minimize generation of carbon monoxide. The carbon-free metal powder can be selected from copper, zinc, and antimony, and mixtures thereof, and can be used in combination with ...
02/29/2000
6007736Oxygen generating compositions catalyzed by copper and nickel oxides
The oxygen generation composition utilizes a catalyst selected from the group consisting of copper oxide, nickel oxide, and mixtures thereof, to catalyze the reaction or a chlorate or perchlorate based oxygen generating composition, smooth oxygen generati...
12/28/1999
5882545Oxygen generating compositions
The oxygen generation composition utilizes magnesium oxide to modify and smooth the oxygen generation rate, suppress chlorine formation, improve the rheology and uniformity of performance of an operating chemical oxygen candle, and to facilitate the mixin...
03/16/1999
5866031Slurry formulation for chemical mechanical polishing of metals
Buffered slurries are used in a semiconductor process for chemical mechanical polishing of metal layers, such as aluminum or titanium. The slurries may comprise an oxidant capable of causing a passive oxide film to form on a metal based layer. The oxidant...
02/02/1999
5824239Method to remove biguanide from an aqueous source
A method for removing biguanide from aqueous sources, such as swimming pools, is disclosed. The method includes the steps of bringing at least one polymeric metaphosphate into contact with the aqueous source in a sufficient concentration to form particles...
10/20/1998
5783105Oxygen generating compositions
The oxygen generation compositions are tin fueled to produce a significantly lower carbon monoxide contamination of the breathable oxygen generated. The oxygen generating compositions comprise about 0.5-15% by weight of tin powder as a fuel and rheology m...
07/21/1998
5733508Oxygen generator
Described herein is an oxygen generator, comprising shell-enclosed one or more briquettes located on respective heaters and made of a substance that releases oxygen when exposed to heat. The subject matter of the invention also an oxygen-containing composition...
03/31/1998
5348683Chloric acid - alkali metal chlorate mixtures and chlorine dioxide generation
An aqueous solution of chloric acid and alkali metal chlorate is produced in an electrolytic cell having an anode compartment, a cathode compartment, and at least one ion exchange compartment between the anode compartment and the cathode compartment. The ...
09/20/1994
5338516Chemical oxygen generator
An improved chemical oxygen generator (10) includes an oxygen generating candle (12) having an oxygen source, which upon decomposition will yield oxygen, and a nontoxic additive to smooth decomposition and suppress formation of toxic free chlorine gas. Th...
08/16/1994
5298187Non-toxic chemical oxygen generating compositions
An oxygen-generating candle composition is disclosed of the type that includes an amount of an alkali metal chlorate or perchlorate oxygen source and which upon initiation and decomposition yields oxygen and residual chlorine, wherein the improvement comp...
03/29/1994
5279761Chemical oxygen generating compositions containing LI202
An oxygen-generating candle composition is disclosed of the type that includes an amount of an alkali metal chlorate or perchlorate oxygen source and which upon initiation and decomposition yields oxygen and residual chlorine, wherein the improvement comp...
01/18/1994
5198147Chemical oxygen generator
An improved chemical oxygen generator (10) includes an oxygen generating candle (12) having an oxygen source, which upon decomposition will yield oxygen, and a nontoxic additive to smooth decomposition and suppress formation of toxic free chlorine gas. Th...
03/30/1993
5049306Oxygen generating candles
Alkaline earth metal and transition metal ferrates are used as burning catalysts and chlorine scavengers in chlorate candle oxygen generating compositions....
09/17/1991
4880559Ceric acid decontamination of nuclear reactors
Disclosed is a method of decontaminating the metal surfaces in the cooling system of a nuclear reactor by contacting the metal surfaces with an aqueous solution containing about 0.5 to about 3% of a ceric acid which can be tetrasulfato ceric acid, hexasul...
11/14/1989
4863633Mitigation of stress-cracking in stacked loads of fragranced bleach-containing bottles
This invention relates to a storage and shipping system comprising corrugated containers which house plastic vessels or bottles used to hold fragranced liquid bleaches in which the shipping and storage containers are stacked on top of one another. In the ...
09/05/1989
4863632Encapsulated bleach particles for machine dishwashing compositions
A particle for releasing bleach is provided combining from 50 to 99.5% of a core consisting essentially of an oxidizing material and from 0.5 to 20% of a polycarboxylate coating surrounding the core. These particles are particularly useful in automatic di...
09/05/1989
4800036Aqueous bleach compositions thickened with a viscoelastic surfactant
Bleach compositions, such as aqueous sodium hypochlorite formulations, are thickened by admixing the composition with a viscoelastic surfactant. Visco-elastic surfactants comprise surfactant ions and organic counterions that associate in the bleach compos...
01/24/1989
4373391Relative humidity sensitive material
A relative humidity sensitive material comprises a mixture of at least one hygroscopic salt and an at least partially electrically conductive metal based powder. Each salt in the relative humidity sensitive material has a cationic constituent selected fro...
02/15/1983
4283287Stable non-caking aqueous slurry of sodium chlorate and sodium chloride and method of making
A flowable, non-caking aqueous slurry of sodium chlorate and sodium chloride having a weight ratio of sodium chloride to sodium chlorate between about 0.55 and 0.65, and, more preferably, about 0.59, is described. The slurry contains a solid phase essenti...
08/11/1981
4073741Cobalt oxide chlorate candle
A substantially fuel-free oxygen-generating composition consisting essentially of an alkali metal chlorate which may contain a small amount of perchlorate, in combination with a catalytic amount in the order of about 0.5 to 5.0% by weight of cobalt oxide....
02/14/1978
3993524Adhesive bonding method allowing nondestructive separation of bonded materials
Incombustible materials are bonded together with a self-burning adhesive composition which is a mixture of an organic polymer base structural adhesive as typified by an epoxy adhesive and an oxidizer as exemplified by an ammonium perchlorate powder, so th...
11/23/1976
1    
 
Sign InRegister
Username  
Password   
forgot password?