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Class 252/380 - PRESERVATIVE AGENTS


Subclass of Class 252 - Compositions
Definition: Compositions specialized and designed for, or peculiar to,
No. of patents: 113
Last issue date: 01/31/2012


1      
NumberTitleIssue Date
8105503Method of storing thermoresponsive polymer in state of aqueous solution
It is intended to provide an aqueous solution of a thermoresponsive polymer, which shows an upper critical solution temperature (UCST) and is capable of maintaining a dissolved state, even if it is stored for a long period of time at a temperature at which a ligand ...
01/31/2012
7976728Aqueous solution of polymer having upper critical solution temperature, aqueous dispersion of particle modified with the polymer and method of storing the same
It is intended to provide an aqueous solution of a thermoresponsive polymer and an aqueous dispersion of a thermoresponsive particle, which show an upper critical solution temperature (UCST) and are capable of maintaining a dissolved state and a dispersed state, res...
07/12/2011
7381250Interior protectant/cleaner composition
The present invention provides a liquid protectant composition composed of a cationic microemulsion of a natural wax (carnauba wax) nanometer sized particles and zinc oxide nanometer sized particles in combination with a quaternary siloxane compound. The protectant ...
06/03/2008
7361215Material and method for treatment of timber
A material and method for treating timber. The material comprises a preservative and a carrier. The carrier is selected such that it remains mobile within the wood and provides for migration of the preservative within the treated wood. By providing a carrier which i...
04/22/2008
7354503Fire retardant composite panel product and a method and system for fabricating same
In one embodiment, a fire retardant composite panel material is fabricated. A water-based slurry comprising partially soluble boric acid and borax pentahydrate solids is created. An adhesive used in the composite panel fabrication process is added to fibers. The wat...
04/08/2008
7201854Active compound combinations for protecting animal hides and leather
The present application relates to the use of active compound combinations containing phenolic active compounds and fungicidal active compounds for preserving animal hides and leather. ...
04/10/2007
7199181Stabilising composition II
A stabilizer composition is described and comprises a 2-cyano-3,3-diarylacrylate, a sterically hindered monomeric amine, a sterically hindered phenol and, where appropriate, a chromane derivative and/or an organic phosphite and/or phosphonite. The stabilizer composi...
04/03/2007
7196135Stabilizing composition I
A stabilizer composition is described and comprises a 3-arylacrylate, a polymeric compound with molecular weight at least 2000, bearing, on a polymeric framework, side groups having amine functions, where all of the substituents in the α-position to the amine nitro...
03/27/2007
7175819Regeneration of cupric etchants and recovery of copper sulfate
Spent, acidic solutions comprising cupric chloride and hyrdrochloric acid from the copper etching process are regenerated by a process in which the acid is subjected to distillation with sulfuric acid. In one embodiment, the process comprises (a) providing a spent e...
02/13/2007
7153541Method for inhibiting oxidation of metal sulfide-containing material
The present invention provides means for inhibiting the oxidation of a metal sulfide-containing material, such as ore mine waste rock or metal sulfide taiulings, by coating the metal sulfide-containing material with an oxidation-inhibiting two-tail lipid coating (
12/26/2006
7087753Naphthyltriazines as stabilizers for organic material
Novel compounds of formula I are described wherein E corresponds to the formula or to the formula ...
08/08/2006
6964745Use of superabsorbent polymers for treating raw skins, corresponding compositions and methods and resulting treated skins
The invention relates to use of superabsorbent (co)polymers (SAP) as an agent for preservation treatment of animal hides. The SAP is used preferably in conjunction with salt or other hygroscopic agent, in particular 50% NaCl/50% SAP by weight. Suitably treated hides...
11/15/2005
6953534Engine antifreeze composition
In general this invention relates to an antifreeze composition that can be used in the cooling systems of internal combustion engines, for example, in heavy-duty diesel engines, light duty trucks and cars. The antifreeze composition can be added to water or other su...
10/11/2005
6949677Acetoacetylated N-phenyl-p-phenylenediamines
Compounds of the general Formula: in which R1 and R2 are at each occurrence independently hydroxyl, C1-6-alkyl, C1-6-alkoxy, halogen, phenyl or phenoxy; ...
09/27/2005
6946297System for stabilizing samples
A transport/preservation system has been found which provides safe, effective transport for patient specimens and bodily fluids, and functions as a preservative for biological reagents, therapeutics, and personal care products. The transport/preservative formulation...
09/20/2005
6939554Antimicrobial polymer
A polymeric composition having antimicrobial properties and a process for rendering the surface of a substrate antimicrobial are disclosed. The composition comprises a crosslinked chemical combination of (i) a polymer having amino group-containing side chains along ...
09/06/2005
6855269Phenyl ether-substituted hydroxyphenyl triazine ultraviolet light absorbers
This invention relates generally to phenyl ether substituted triazines compounds and compositions containing same and their use to protect against degradation by environmental forces. A method for stabilizing a material by incorporating such triazines is also disclo...
02/15/2005
6800757Red-shifted triazine ultravioletlight absorbers
The present invention relates to novel red-shifted UV absorbers comprising 1,3,5-triazine structures containing a 2-naphthol-derived substituent. The present invention also relates to a method for stabilizing a material by incorporating into such material, e.g., org...
10/05/2004
6762227Inhibition of marine biofouling of surfaces
The use of an aromatic compound substituted with at least one heterocyclic amine and possibly additional substituents, such as medetomidine and clonidine, or a functionally analogous derivative thereof, as an agent for the inhibition of marine biofouling on a surfac...
07/13/2004
6753301Thermally stable perfluoropolyethers and processes therefor and therewith
A perfluoropolyether, a composition comprising the perfluoropolyether, a process for producing the perfluoropolyether, and a process for improving the thermostability of grease or lubricant are provided. The perfluoropolyether comprises perfluoroalkyl radical end gr...
06/22/2004
6743336Composition for de-acidification of cellulose material
The product is presented in the form of a solution and is composed of carbonated magnesium di-n-propylate, n-propanol, and a hydrofluorocarbon (HFC) diluent selected from 1,1,1,2-tetrafluoroethane (HFC 134a) and 1,1,1,2,3,3,3-heptafluoropropane (HFC 227). The produc...
06/01/2004
6736996Compositions for protecting civil infrastructure
A method of protecting a civil infrastructure substrate from the damaging effects of pollution, noxious fumes, weather, and the like. The method comprises (a) providing a composition comprising carbon dioxide and a fluorocarbon such as a fluoropolyether (preferably ...
05/18/2004
6733687Hybrid supplemental coolant additive
In general, this invention relates to supplemental coolant additive for use in cooling systems, for example, in diesel engine cooling systems. The supplemental coolant additive includes a C4-C6 dicarboxylic acid, preferably adipic acid, and opt...
05/11/2004
6716632System for stabilizing samples
A transport/preservation system has been found which provides safe, effective transport for patient specimens and bodily fluids, and functions as a preservative for biological reagents, therapeutics and personal care products. The transport/preservative formulations...
04/06/2004
6716392Preservation of liquid biological samples
The present invention relates to the preservation of a liquid biological sample. The biological sample is exposed to a preservative containing at least about 0.15 g of sodium benzoate and at least about 0.025 g of citric acid per 100 ml of sample. The biological sam...
04/06/2004
6572788Amine oxide wood preservatives
The present inventors have discovered that amine oxides are highly effective as wood preservatives. The present invention provides a wood preservative composition comprising a biocidally effective amount of one or more amine oxides. Preferably, the wood p...
06/03/2003
6551552Systems and methods for preventing and/or reducing corrosion in various articles
The present invention relates to a corrosion protection system and a method of protecting an article from corrosion by placing the article to be protected in a gas impermeable enclosure comprising at least one shell that is adapted to maintain an internal...
04/22/2003
6548532Indolecarboxylic compounds for treating seborrhea and complications thereof
Indolecarboxylic acid compounds and derivatives thereof are useful for treating seboarhea and the dermatitides associated therewith, especially acne and/or blackheads and/or comedones....
04/15/2003
6541019Preservatives of formulations for topical use
Use as preservative in formulations for topical use containing water of a component A): a (per)fluoropolyether phosphate of general formula: Rf --[CF2 CH2 --Q--L--P(O) (OZ1) (OZ2)]l (I) wherein l=1 ...
04/01/2003
6541507Indolecarboxylic compounds for inducing/stimulating hair growth and/or retarding hair loss
Indolecarboxylic acid compounds and derivatives thereof, notably 4,6-dimethoxyindole-2-carboxylic acid and derivatives thereof, are especially useful for inducing/stimulating mammalian hair growth and/or preventing/retarding mammalian hair loss....
04/01/2003
6531317Cytological and histological fixature composition and methods of use
The present invention is directed to a fixative composition, the use of the fixative composition in preparing cytological or histological specimens, and a method of preparing particulate matter, such as cytology, hematology and microbiology specimens, for...
03/11/2003
6531075Stabilization of perfluoroalkyl alkyl ketones
Acids having a pKa of less than about 4 may be used to stabilize certain perfluoroalkyl alkyl ketones, particularly a substantially pure perfluoroalkyl alkyl ketone, a substantially pure aqueous solution of a perfluoroalkyl alkyl ketone or a substantially...
03/11/2003
6485790Methods for enhancing penetration of wood preservatives
Applicants have discovered that amine oxides enhance the uniform distribution and penetration of wood preservatives into wood substrates, minimize leaching of the wood preservatives, and improve the weatherability of the wood substrate. The present invent...
11/26/2002
6447793Water soluble, broad spectrum preservative system
An effective broad spectrum system useful in an extended range of physical factors and/or composition elements in a cosmetic or personal care product for preservation is described by the present invention. The broad spectrum, water soluble preservative sy...
09/10/2002
6365066Antifouling paint
This invention relates to compositions comprising (a) film formers and (b) microencapsulated biocides that are free of heavy metals and to methods for making such compositions. This invention further relates to antifouling compositions and antifouling coa...
04/02/2002
6312774Wood preservation utilizing polymeric phenol sulfide
An article comprising wood can be preserved by applying to the wood an effective amount for the preservation of the wood of a polymeric phenol sulfide having a tri- or higher sulfide bridge therein, which can be a polymeric alkyl phenol sulfide, such as o...
11/06/2001
6261844Urine preservative
Disclosed is CPG, a combination of a chlorhexidine salt (such as chlorhexidine digluconate, chlorhexidine diacetate, or chlorhexidine dichloride) and n-propyl gallate that can be used at ambient temperatures as a urine preservative....
07/17/2001
6248159Wood preservative
A wood protecting agent, particularly for the protection of wood against dry-wood-destroying insects is provided. The wood protecting agent comprises a wood preservative carrier and the combination of at least one insect juvenile hormone or its analogue o...
06/19/2001
6214253Omega-hydrofluoroalkyl ethers, precursor carboxylic acids and derivatives thereof, and their preparation and application
Normally liquid, omega-hydrofluoroalkyl ether compounds (and selected mixtures thereof) have a saturated perfluoroaliphatic chain of carbon atoms interrupted by one or more ether oxygen atoms. The compounds can be prepared, e.g., by decarboxylation of the...
04/10/2001
6090855Quaternary ammonium carbonate compositions and preparation thereof
Quaternary ammonium carbonates having the formula ##STR1## wherein R1 is a C1 -C20 alkyl or aryl-substituted alkyl group and R2 is a C8 -C20 alkyl group have been synthesized. These co...
07/18/2000
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