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

Icon_funbox Quotables

"The Americans have need of the telephone, but we do not. We have plenty of messenger boys."

Sir William Preece, chief engineer, British Post Office ; 1878

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 524/83 - Hetero ring contains sulfur and at least one diverse hetero atom


Subclass of Class 524 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein the hetero ring contains at least
No. of patents: 310
Last issue date: 10/18/2011


1                
NumberTitleIssue Date
8039532Heterocyclic compound, ultraviolet absorbent and composition containing the same
A compound represented by formula (I-1): wherein R21, R22, R23 and R24 each independently represent a hydrogen atom or a monovalent substituent, with the ...
10/18/2011
8013044Liquid hardening
The present invention relates to a curing agents for air-drying alkyd-based resins, coatings, such as paint, varnish or wood stain, inks and linoleum floor coverings, based on an iron/manganese complex containing tetradentate, pentadentate or hexadentate nitrogen do...
09/06/2011
7977413Thermally responsive ink and coating compositions
A thermally responsive ink composition consisting of at least one halochromic optical-state change material, at least one base, at least one solvent, and at least one binder material. The pH of the ink composition is such that the halochromic optical-state change ma...
07/12/2011
7879927Moulded object exhibiting a polychromatic effect, associated light device and resin
The present invention relates to a moulded object made of a transparent and colored plastic exhibiting a polychromatic effect, characterized in that the transparent plastic comprises from 0.1 to 1500 ppm of at least one fluorescent dye and from 50 to 10 000 ppm of a...
02/01/2011
7879928Polyether polyols, polyester polyols and polyurethanes of low residual aldehyde content
The present invention describes a process for preventing the formation of aldehydic contaminants in polyether polyols, polyester polyols or polyurethanes which comprises incorporating into said polyether polyols, polyester polyols or polyurethanes an effective amoun...
02/01/2011
7842741Stabilized aqueous polymer compositions
The aqueous polymer composition comprises a water soluble polymer having a molar weight of at least 104 Daltons and comprising functional groups which may form complexes with metal ions. The aqueous polymer compositions of this invention are stabilized ag...
11/30/2010
7498366Rubber composition for sidewall and pneumatic tire having sidewall using same
The present invention provides a rubber composition for a sidewall excellent in appearance and weather resistance, and a tire having a sidewall prepared by using the rubber composition. The rubber composition for a sidewall of the present invention comprises 45 to 6...
03/03/2009
7417085Thermoplastic resin composition
There are disclosed a thermoplastic resin composition, consisting essentially of: 100 parts by weight of a thermoplastic resin, (A) 0.001 to 1 part by weight of at least one antioxidant selected from compounds of f...
08/26/2008
7371275Titanium dioxide pigment and polymer compositions
Coated titanium dioxide pigment having high UV absorption properties and use in polymer compositions, especially PVC for building and residential construction is described. ...
05/13/2008
7351757Vibration-damping engineering plastics
The invention relates to vibration-damping engineering plastics which can be used in a wide variety of fields such as electronic equipments, electronic materials, household appliances, automobile/other transport instruments, industrial machine parts, precision instr...
04/01/2008
7328733Inner tube compositions having improved heat resistance characteristics
Halogenated isobutylene-co-alkylstyrene polymer, preferably halogenated isobutylene-co-methylstyrene polymer, even more preferably brominated isobutylene-co-paramethylstyrene polymer (BIMS), blends thereof, and blends with a second rubber, show improved heat resista...
02/12/2008
7282572Method and device for improving protein stability and solubility
A method for expressing proteins as a fusion chimera with a domain of p26 or alpha crystallin type proteins to improve the protein stability and solubility when over expressed in bacteria such as E. coli is provided. Genes of interest are cloned into the mult...
10/16/2007
7273898Ink jet recording ink
It is an object of the present invention to provide an ink jet recording ink with excellent storage stability, with which no mold or other microbes will be generated over an extended period. The ink jet recording ink of the present invention contains water and a col...
09/25/2007
7268095Transition metal catalysts for (co) polymerizing of olefinic monomers
A compound of the formula Ia or Ib; where, in the formula Ia, E1 is O, S, Se, Te, NR, CR2, or PR; E2, E...
09/11/2007
7258956Printing plates comprising modified pigment products
The present invention discloses printing plates comprising a substrate and a radiation-absorptive layer, wherein the radiation-absorptive layer comprises at least one modified pigment product. The modified pigment product comprises a pigment having attached at least...
08/21/2007
7230046Flame-retardant polyphenylene ether compositions, and related articles
A flame-retardant composition is described, containing a thermoplastic resin component which includes polyphenylene ether (PPE), along with a low-melting glass having a glass transition temperature (Tg) of less than about 500° C. The low-melting glass contains phos...
06/12/2007
7220298Anti-corrosive mixture and coating substances containing said anti-corrosive mixture
A corrosion inhibiting mixture comprising (A1) corrosion-inhibiting pigments, (A2) amorphous silica modified with metal ions, and (A3) at least one compound of the general formula I: Mn(X)m  ...
05/22/2007
7217834Preparation of thiosulphuric acid derivatives
The invention relates to a novel process for preparing salts of S-alkyl esters of thiosulphuric acid by reacting organic dihalides with thiosulphates in water. ...
05/15/2007
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
7186845Polymer-filler coupling additives
Dispersion of filler(s) in polymeric compositions are improved by the use of a polymer-filler coupling compound, Q—A—B, wherein Q comprises a dipolar nitrogen-containing moiety that can form a 1,3 dipolar addition to an unsaturated carbon-carbon bond; B is an ox...
03/06/2007
7186853Polymer compositions containing stabilizer compounds comprising tricyclodecylmethyl groups
The invention relates to phosphites comprising substituted or unsubstituted tricyclodecylmethyl groups. The phosphites may also contain substituted and unsubstituted alcohols having about C6–C18 carbon atoms. The alcohol chain may be aliphatic, arylakyl and alkyla...
03/06/2007
7176260Soft nitrile medical gloves having improved glove relaxation properties
The invention is the manipulation of the zinc oxide content and sulfur content of nitrile butadiene rubbers and selected vulcanization conditions that can be achieved economically with common production facilities. The manipulation of these components affects the re...
02/13/2007
7176168Lubricant containing a synergistic combination of rust inhibitors, antiwear agents, and a phenothiazine antioxidant
The present invention describes an improved lubricant composition comprising a particularly effective combination of components comprising ashless antiwear and rust inhibitor additives with an antioxidant liquid mixture formed by reacting an olefin with a mixture of...
02/13/2007
7160962Elastomer-modified epoxy siloxane compositions
Elastomer-modified Epoxy-polysiloxane compositions of this invention are prepared by combining a silicone intermediate, with an epoxy resin, an elastomeric resinous intermediate, a polyfunctional amine, an optional organometallic catalyst, and optional fillers, pigm...
01/09/2007
7153350Water soluble colorants for ink jet printing
In accordance with one embodiment of the present invention, a colorant in an ink jet ink formulation is disclosed. The colorant comprises an organic dye chromophore with at least one functional group Y containing one or more primary, secondary or tertiary amino grou...
12/26/2006
7132383Polymerization catalyst for polyester, polyester produced with the same, and process for producing polyester
A polymerization catalyst for polyester production which contains neither a germanium compound nor an antimony compound as a major component. It contains aluminum as the main metallic ingredient, has excellent catalytic activity, and gives a polyester which is effec...
11/07/2006
7115695Curable composition
A curable composition is characterized by comprising an organic polymer having at least one silicon-containing group which has a hydroxy or hydrolyzable group bonded to the silicon atom and which is crosslinkable by forming siloxane bonds, and a specific metal salt ...
10/03/2006
7101998Fused ring compounds, and their use as cationic photoinitiators
Compounds of formula (I): [in which: R1 represents a direct bond, an oxygen atom, a group >CH2, a sulphur atom, a group >C═O, a group —(CH2)2— or a group of formu...
09/05/2006
7098260Rubber composition comprising a siloxane polysulfide
A rubber composition based on at least a diene elastomer, a reinforcing filler and a siloxane polysulfide of the general formula (I) below: in which: the number x, which may be ...
08/29/2006
7078460Room temperature curable organopolysiloxane composition for molding
A room temperature curable organopolysiloxane composition is provided which includes an organopolysiloxane, a curing agent, and a specific organic compound incorporating at least one sulfur atom within each molecule. By producing a molding matrix with this type of c...
07/18/2006
7064155Luminescing and/or fluorescing radiation-curable, cyanoacrylate-containing compositions
A radiation-curable composition which includes a cyanoacrylate component or a cyanoacrylate-containing formulation; a metallocene component; a photoinitiator; and a luminescent and/or fluorescent dye. ...
06/20/2006
7060757Rubber composition and pneumatic tire using the same
A rubber composition comprises (1) a rubber component including at least one of polybutadiene rubber and a styrene-butadiene copolymer rubber having a content of vinyl bond of not less than 30%, (2) at least one specified compound as a vulcanization accelerator, and...
06/13/2006
7052630Resin additive composition and process for producing the same
In this application is disclosed a resin additive composition which can by produced by precipitating a calix(n+m+l)arene represented by the following general formula (2) and in a dissolved state together with or at the same time at least one functional ingredient se...
05/30/2006
7048977Latex film compound with improved tear resistance
The invention relates to a method of enhancing the tear resistance, tensile strength, and the aging properties of a latex product by adding an antioxidant synergist with an antioxidant to a latex compound comprising of a polymer and a curing system comprised of an a...
05/23/2006
7049380Thermoplastic copolymer of tetrafluoroethylene and perfluoromethyl vinyl ether and medical devices employing the copolymer
An improved elastomeric material is described comprising an essentially noncross-linkable amorphous copolymer of tetrafluoroethylene (TFE) and perfluoromethyl vinyl ether (PMVE) which is both a thermoplastic and exhibits exceptional mechanical properties. This mater...
05/23/2006
7026387Vulcanizable rubber composition for the manufacture of a tire, and a tire, the tread of which comprises such a composition
The present invention relates to a vulcanizable rubber composition which can be used for the manufacture of tires, a process for the preparation of this composition and a tire, the tread of which comprises such a composition, the latter having improved hysteresis an...
04/11/2006
7018768Organosols comprising a chromophore, methods and uses
Amphipathic copolymers are provided comprising one or more S portions and one or more D portions. The copolymers have a chromophore covalently bonded thereto via a urethane, urea or amide linkage. These copolymers provide exceptionally useful components in toner com...
03/28/2006
7008561Ether carboxylic acids based on alkoxylated mercaptobenzothiazoles and use of the same as corrosion inhibitors
The present invention relates to compounds of formula (1) and the salts thereof which correspond to formula (2). In the formulae, A is C2- to C4-alkylene, x is a number from 1 to 100, y is a number...
03/07/2006
6958090Pigmented inks for ink jet printers
There is provided an aqueous ink jet ink composition suitable for use in continuous ink jet printers comprising: (a) a surface modified carbon black pigment; (b) at least one organic pigment; and (...
10/25/2005
6949606Crosslinkable rubber composition
A rubber composition comprising a combination of a nitrile rubber and an epilhalohydrin rubber is cross-linked to give a crosslinked product, by using at least two kinds of crosslinking agents selected from a sulfur-containing crosslinking agent, a mercaptotriazine ...
09/27/2005
1                
 
Sign InRegister
Username  
Password   
forgot password?