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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 8105500 | Slurry rheology modifier A slurry rheology modifier comprises a first water-soluble low-molecular compound [referred to hereinafter as compound (A)] and a second water-soluble low-molecular compound [referred to hereinafter as compound (B)] being different from the compound (A), wherein the... | 01/31/2012 |
| 7736531 | Composition and method for storing and releasing hydrogen A chemical system for storing and releasing hydrogen utilizes an endothermic reaction that releases hydrogen coupled to an exothermic reaction to drive the process thermodynamically, or an exothermic reaction that releases hydrogen coupled to an endothermic reaction... | 06/15/2010 |
| 7374699 | Slurry rheology modifier A slurry rheology modifier comprises a first water-soluble low-molecular compound [referred to hereinafter as compound (A)] and a second water-soluble low-molecular compound [referred to hereinafter as compound (B)] being different from the compound (A), wherein the... | 05/20/2008 |
| 7354965 | Azo compound, colorant-containing curable composition, and color filter and method of producing the same The present invention provides a novel azo compound, a curable composition comprising a colorant superior in the light-fastness and heat resistance of a dye, pattern-forming characteristics (developing characteristics) and liquid preserving characteristics, a color ... | 04/08/2008 |
| 7309479 | Cobalt oxide catalysts The present invention provides unsupported and supported cobalt oxide catalysts and preparation method thereof, and its application for hydrogen generation from a metal borohydride solution. More particularly, provided are an activation method of a newly prepared ca... | 12/18/2007 |
| 7235187 | Methods and apparatuses for delivering a volatile component via a controlled exothermic reaction Reaction mixtures that include exothermic generating particles having a water soluble coating encasing a portion of the particles, a volatile component and, optionally an aqueous solution, and a buffer. The reaction mixtures are especially suited to generate heat in... | 06/26/2007 |
| 7135504 | Ink composition for ultraviolet curable ink-jet recording An ink composition for ultraviolet curable ink-jet recording including carbon black, a photopolymerizable compound and a photopolymerization initiator, comprising at least one selected from the group consisting of non-metallic phthalocyanine sulfonic acids, metal ph... | 11/14/2006 |
| 7112697 | Methods for formation of aryl-sulfur and aryl-selenium compounds using copper(I) catalysts A mild, palladium-free synthetic protocol for the cross-coupling reaction of vinyl or aryl iodides and thiols or selenols using, in certain embodiments, 10 mol % CuI and 10 mol % neocuproine, with NaOt-Bu as the base, in toluene at 110 ° C. A variety of vinyl/aryl ... | 09/26/2006 |
| 7109362 | Process for the preparation of lipoic acid and dihydrolipoic acid The present invention relates to a process for the preparation of R- and S-lipoic acid and R- and S-dihydrolipoic acid comprising (a) reaction of where MS is SO | 09/19/2006 |
| 7094441 | Low temperature interconnection of nanoparticles A polymeric linking agent enables the manufacture of photovoltaic cells on flexible substrates, including, for example, polymeric substrates. Photovoltaic cells may be fabricated by a relatively simple continuous manufacturing process, for example, a roll-to-roll pr... | 08/22/2006 |
| 7081211 | Multi-layer reaction mixtures and apparatuses for delivering a volatile component via a controlled exothermic reaction Multi-layer reaction mixtures that includes exothermic generating particles having a water soluble coating encasing a portion of the particles, a volatile component and, optionally, a buffer, an aqueous solution or both. At least two layers of the reaction mixture c... | 07/25/2006 |
| 7063980 | Pretreatment kit for saliva and pretreatment method for saliva A pretreatment kit and a pretreatment kit for saliva in identification and quantitative determination of mutans streptococci by immunochromatography utilizing an antigen-antibody reaction, which can remove aggregation caused by mucin and chain formation of mutans st... | 06/20/2006 |
| 6953535 | Initiator system for acid dental formulations The invention relates to a redox initiator system which allows dental formulations to be cured in acidic medium by way of a free-radical polymerization and which ensures a high level of adhesion of the polymerizing composition to the hard substances of the teeth, na... | 10/11/2005 |
| 6858158 | Low temperature interconnection of nanoparticles A polymeric linking agent enables the manufacture of photovoltaic cells on flexible substrates, including, for example, polymeric substrates. Photovoltaic cells may be fabricated by a relatively simple continuous manufacturing process, for example, a roll-to-roll pr... | 02/22/2005 |
| 6858762 | Process for the manufacture of halocarbons and selected compounds and azeotropes with HF A liquid phase process is disclosed for producing halogenated alkane adducts of the formula CAR1R2CBR3R4 (where A, B, R1, R2, R3, and R4 are as defined in the specification) whic... | 02/22/2005 |
| 6855655 | Supported polymerization catalyst A supported catalyst composition comprising the reaction product of i) a magnesium halide, ii) a solvent, iii) an electron donor compound, iv) and a transition metal compound; an inert support; and a cocatalyst composition wherein the supported catalyst is substanti... | 02/15/2005 |
| 6784319 | Synthesis of (±)-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols Compositions comprising (±)-2-((dimethylamino)methyl)cyclohexanone, a transition-metal salt, and an organic solvent and methods of preparing (±)-cis-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols, in particular (±)-cis-2-((dimethylamino)methyl)-1-(3-methoxypheny... | 08/31/2004 |
| 6762224 | Compounds for mass colouration of high temperature polymers The invention relates to novel soluble pigment precursors possessing not only higher thermal stability but also improved solubility characteristics and to a process for mass colouration of high temperature polymers that utilizes these novel soluble pigment precursor... | 07/13/2004 |
| 6673266 | Fire-retardant petroleum composition A cellulose-based fire retardant composition is made by (1) adding cellulose to water, thereby forming a solution; (2) adding liquid ammonia to the solution; and (3) subsequently adding solid diammonium phosphate to the solution, thereby forming a viscous... | 01/06/2004 |
| 6649783 | Synthesis of (+/-)-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols Compositions comprising (&#b1;)-2-((dimethylamino)methyl)cyclohexanone, a transition-metal salt, and an organic solvent and methods of preparing (&#b1;)-cis-2-((dimethylamino)methyl)-1-(aryl)cyclohexanols, in particular (&#b1;)-cis-2-((dimethylamino)methy... | 11/18/2003 |
| 6562257 | Loose-fill insulation with improved recoverability The present invention relates to a pourable or blowable loose-fill insulation, and in particular to a loose-fill insulation comprising glass fibers which are compressed and packaged in relatively small containers for easier installation by consumers. Agen... | 05/13/2003 |
| 6433205 | Magnetic separation for silicon-containing materials Magnetic separators are used for treating silicon-containing materials from chlorosilane reactors to remove magnetically influenced components in the silicon-containing materials. The removal of such impurities allows for enhanced reactivity of the silico... | 08/13/2002 |
| 6407276 | Method for improving selectivity for dialkyldichlorosilane A method for forming a dialkyldichlorosilane, comprising reacting elemental silicon with an alkyl chloride using copper as a catalyst together with promoters zinc, tin, and a special promoter. The special promoter is silver, a silver compound, gold, a gol... | 06/18/2002 |
| 6242011 | Acidic composition of matter for use to destroy microorganisms A composition of matter and the method of making that provides a low pH acidic composition that is useful for destroying microorganisms that are undesirable and useful for destroying or reducing melanoma on human skin. The composition and method include s... | 06/05/2001 |
| 6225514 | Ring halogenation of aromatic compounds Disclosed is a method of halogenating the ring of an aromatic compound. The aromatic compound is contacted with a halogenating agent in the presence of a heterogeneous catalyst. The catalyst is the calcination reaction product of: (A) 51 to 99 wt % of a s... | 05/01/2001 |
| 6203721 | Compounds useful for perhalogenoalkylation, reagent for implementing these compounds and synthesis method for obtaining these compounds The invention concerns a reagent and a family of compounds. The reagent contains by successive or simultaneous addition: a material of formula RfH, a silicophilic base, a trivalent nitrogenous derivative containing no hydrogen and at least two silyl group... | 03/20/2001 |
| 6054065 | Chiral ligand and method for preparing cyanohydrins from aldehydes A chiral ligand of the formula (I) or formula (I'), ##STR1## was synthesized. The chiral ligand (I) or formula (I') can chelate to metals to form a catalytic complex to catalyze the addition of trimethylsilyl cyanide to aldehydes to give optically ac... | 04/25/2000 |
| 6036880 | Niobium-containing aqueous solution for use in producing niobium-containing oxide-catalyst Disclosed is a niobium(Nb)-containing aqueous solution for use in producing a Nb-containing oxide catalyst, wherein the oxide catalyst comprises an oxide of a plurality of active component elements including Nb and is for use in a catalytic oxidation or a... | 03/14/2000 |
| 5997768 | Pelletization of metal soap powders A metal soap pellet is made by compressing or heating and cooling a mixture of (a) a metal soap (such as a metal stearate) and (b) a plurality of components (such as (i) a metal oxide, hydroxide, or carbonate and (ii) a monocarboxylic acid) which are capa... | 12/07/1999 |
| 5989595 | Acidic composition of matter for use to destroy microorganisms A composition of matter and the method of making that provides a low pH acidic composition that is useful for destroying microorganisms that are undesirable and useful for destroying or reducing melanoma on human skin. The composition and method include s... | 11/23/1999 |
| 5916357 | Eradicable inks An eradicable ink contains an essentially non-aqueous solvent and a colorant, dissolved in the solvent, that changes color if contacted with a sulfite or an amine. Moreover, a water soluble colorant containing a counterion hydrophilic can be converted int... | 06/29/1999 |
| 5908944 | Methylation or ethylation agent and process for 1,4-addition of a methyl or ethyl group to an , ଲ-unsaturated keto compound This invention describes a new methylation or ethylation agent containing trimethyl aluminum or dimethyl zinc or triethyl aluminum as methyl or ethyl source, which additionally contains catalytic amounts of one or more copper(I) and/or copper(II) compound... | 06/01/1999 |
| 5889285 | Suspending agent-containing slurry for suspension polymerization A suspending agent-containing slurry is disclosed which comprises a dispersant and a particulate suspending agent having a particle size distribution in which the particle diameter at weight-cumulative 95%, from the minimum particle size, is 1 μm or smal... | 03/30/1999 |
| 5867937 | Method for decreasing hydrophobicity of peat, bark and rockwool in soilless mixes used for plant growth, promoting easier, faster and more even watering of such mixes without plant injury and providing activity for future watering A novel and improved method for relieving hydrophobicity of peat moss, bark and rockwool used in horticultural media for plant propagation using an effective level of a composition consisting of certain copolymerized alkane oxides is described. A more eff... | 02/09/1999 |
| 5780583 | Reactive polyarylene sulfide oligomers Crosslinkable poly(arylene sulfide) oligomers are prepared by reaction of a dihaloaromatic compound, a sulfur compound that is reactive with halo organic compounds to form thioethers, and an end cap monomer corresponding to the formula: Ai --Ar... | 07/14/1998 |
| 5762951 | Effervescent composition and tablet made there from The present invention relates to an acidic effervescent component for direct tableting of effervescent tablets and a process for its preparation.... | 06/09/1998 |
| 5736477 | Inorganic oxide resins for internal oxidation inhibition of carbon-carbon composites Disclosed is a liquid, boron-containing, inorganic oxide resin containing unsaturated organic groups. The resin can additionally comprise the units .brket open-st.M-O.brket close-st., where M can vary from one unit to the next and is selected from Si, Ti,... | 04/07/1998 |
| 5594156 | Synthesis of silyl cyanohydrins A process for preparing silyl cyanohydrins that comprises reacting an aldehyde or ketone with a hydrogen cyanide, a trisubstituted halosilane and a correspondingly substituted disilazane or silyl amine.... | 01/14/1997 |
| 5565689 | Reactant for perfluoroalkylation of nucleophilic substrates with sodium perfluoroalkanesulphinates in an oxidizing medium A perfluoroalkylation reactant and a process for its use involving reactions with nucleophilic substrates. The perfluoroalkylation reactant comprises: a) a perfluoroalkanesulphinate; and, b) a monoelectronic oxidizing system whose redox potential is greater th... | 10/15/1996 |
| 5490952 | Highly reactive form of copper and reagents thereof A novel zerovalent copper species and an organocopper reagent are disclosed. The zerovalent copper species is directly produced by reaction of a reducing agent with a combination of copper cyanide or halide and an alkali metal halide salt. The organocoppe... | 02/13/1996 |
