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

Icon_funbox Famous Patents

The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.

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 524/160 - Fused or bridged ring system


Subclass of Class 524 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein the sulfur compound contains a fused-
No. of patents: 66
Last issue date: 04/24/2007


1    
NumberTitleIssue Date
7208456Surfactant blends for removing oligomer deposits from polyester fibers and polyester processing equipment
The present invention is a composition comprising a surfactant blend of nonionic and anionic surfactants useful for the removal of oligomer deposits from polyester fibers and polyester processing equipment. The composition of the present invention includes a surfact...
04/24/2007
6696508Thickener for textile printing which is a polymer dispersion and has improved biodegradability
A thickener for textile printing which is a polymer dispersion and includes at least one polymer selected from the group consisting of (A) at least one polymer derived from monomers having an ethylenically unsaturated double bond, (B) at least one ethylen...
02/24/2004
6602938Fire-resistant polycarbonate resin composition
This invention is a flame resistant polycarbonate resin composition characterized by blending 0.01-2 weight parts of a silicone compound (B)) wherein a main chain has a branch structure and having an aromatic group in an organic substituent, 0.01-2 weight...
08/05/2003
6391952Water-redispersible film-forming polymer powders prepared from ethylenically unsaturated monomers and containing naphthalenesulphonates
A water-redispersible powder composition comprising: at least a water-soluble film forming polymer, the polymer being prepared from at least an ethylenically unsaturated monomer; and at least a naphthalenesulphonate....
05/21/2002
6140391Reactive jet ink composition
The present invention provides a jet ink composition suitable for application onto a substrate comprising an ink carrier, a colorant, a polyol, an aldehyde-based cross-linking agent, and a catalyst that promotes a reaction between the cross-linking agent,...
10/31/2000
5922793Modifying agents for polyolefins
Sulfonic acid salts of compounds of formula (I): ##STR1## wherein X, Y, Z and R1 are as defined in the specification are useful as clarifying and/or nucleating agents for polyolefins....
07/13/1999
5834533Stable liquid suspension compositions
A stable liquid suspension composition comprising a liquid carrier, a solid fatty acid or a salt thereof, and a solid particulate is disclosed wherein said liquid carrier is selected from the group consisting of oils, olefins, terpenes, glycols, esters, e...
11/10/1998
5760112Water-borne autodepositing coating compositions
A water-borne autodepositing coating composition that has a pH of 1.6 to 5 and contains as essential components a water-dispersible or water-soluble organic coating-forming resin, a liquid dispersion of carbon black, acid, and oxidizing agent, and that ma...
06/02/1998
5686512Process for manufacturing a surfactant from paper-making black liquor resin for exploitation of petroleum
The present invention discloses a process for manufacturing surfactants for hydrocarbon by modifying the paper making black liquor resin using modifying agents. The process is to react or combine an alkaline aqueous solution, chemical substances such as o...
11/11/1997
5674933Low fogging rubbery polymer
There is a need for polymers which offer increased heat resistance, ultraviolet light resistance, and low fogging characteristics for utilization in automotive interiors. It is particularly critical for polymers which are utilized in making skin compounds...
10/07/1997
5659058Thermally stable antistatic agents
A process for rendering polymer compositions antistatic and the products of such process are described. The polymeric material is treated with a combination of selected trineoalkoxy amino zirconates and trineoalkoxy sulfonyl zirconates. These latter mater...
08/19/1997
5539055Antistatic nonflammable resin composition
An antistatic nonflammable resin composition comprising: (A) 30 to about 80 weight percent a styrene resin; (B) 70 to about 20 weight percent of a vinyl chloride resin; (C) 0.5 to about 5 weight parts based on (A)+(B) of at least one antistatic agent sele...
07/23/1996
5430074Gum-colored dental composite and dental restoration kit
A gum-colored dental composite is provided which may be used in class V dental restorations or as a cosmetic coating for the gingival portion of a tooth. A kit is also provided which enables a gum-colored dental composite to be formulated which closely re...
07/04/1995
5424343Thermally resistant cyanoacrylates employing substituted napthasultone additive
A cyanoacrylate monomer adhesive formulation which has improved thermal properties resulting from the inclusion in the formulation of an effective amount for enhancing the thermal resistance of the cured polymer of a naphthosultone compound having at leas...
06/13/1995
5405917Selective admixture of additives for modifying a polymer
The molecular weight of solid polymers, particularly polyolefins, is modified by addition of organic peroxides (or other free radical generators), which is admixed in a first reaction zone. The polymer is then melted followed by addition of additives such...
04/11/1995
5376169Recording solution for ink jetting
There is disclosed a recording solution for ink which is excellent in dispersibility, keeping quality, stability, fixing properties and able to effect printing without bleeding and opposite-side bleeding. The recording solution for ink jetting comprises a...
12/27/1994
5350787Aqueous polymer dispersion
An aqueous polymer dispersion with a final solids volume concentration of at least 50% by volume is obtainable by polymerizing at least one radical polymerizable monomer by the method of free radical aqueous emulsion polymerization with the addition of an...
09/27/1994
5344465Colorant mixtures containing azo compounds based on phenyloxadiazolylaniline
A colorant mixture for use in printing inks contains a pigment of formula I ##STR1## a basic dye of the formula II ##STR2## where the substituents are as defined in the specification L-A. and exhibits higher color strength than that of the pigme...
09/06/1994
5340858Aqueous polymer dispersions
Final aqueous polymer dispersions are obtainable by polymerizing radical polymerizable monomers with the addition of an aqueous dispersion of a starting polymer by the method of free radical aqueous emulsion polymerization....
08/23/1994
5340859Aqueous polymer dispersion
An aqueous polymer dispersion with a solids volume concentration of at least 50% by volume is obtainable by polymerizing monomers by the method of free radical aqueous emulsion polymerization with the addition of at least two starting polymer dispersions,...
08/23/1994
5326800Use of salts in combination with halogenated phthalimides for flameproof finishing of glass fibre-containing polycarbonate moulded members
The invention relates to use of salts of sulphonic acids, phosphonic acids and/or carboxylic acids in combination with halogenated phthalimides for additional processing of glass fibre-containing polycarbonate moulded members....
07/05/1994
5312877High solids coating composition
A coating composition having a total solids content of at least about 85 wt. %, based on the weight of the composition, a volatile organic chemical content of less than about 15 wt. %, based on the weight of the composition and a Brookfield viscosity of a...
05/17/1994
5187019Latent catalysts
Amino resins, e.g., urea-formaldehyde and melamine-formaldehyde thermosetting resins, are cured with a latent catalyst which is a thermally-decomposable adduct of an aromatic sulfonic acid (e.g., p-toluene sulfonic acid) and a bicyclic oxazolidines (e.g.,...
02/16/1993
5169881Process for treating pigments
The present invention concerns a process for preparing a treated blend which contains pigment material dispersed in a continuous phase of water and a polyester material. The invention also concerns compositions prepared from such process. The polyester ma...
12/08/1992
5145895Blends of modified polyarylene sulfides and polycarbonates
The invention relates to blends of modified polyarylene sulfides (PAS), preferably polyphenylene sulfides (PPS), with polycarbonates....
09/08/1992
4952624Polyarylene sulfide mixtures with reduced radical formation under highly accelerated weathering
The invention relates to mixtures of polyarylene sulfides (PAS), preferably polyphenylene sulfide (PPS), and pyrenes. The mixtures show reduced radical formation under highly accelerated weathering conditions (UV irradiation)....
08/28/1990
4910243Dinonylnaphthalene sulfonic acid and derivatives thereof as dispersants in high solids coatings
Dinonylnaphthalene sulfonic acid, derivatives thereof and mixtures of any of them, are effective as dispersants for nonaqueous fluid compositions containing finely divided solid particles when added in an effective amount less than that necessary to act a...
03/20/1990
4883714Ink compositions and preparation
An aqueous printing ink or its semi-aqueous or non-aqueous concentrate exemplified as comprising a substantially homogeneous system of the components: (1) from about 4 to about 80 weight % of one or more polyester materials having an acid component of fro...
11/28/1989
4877823Fireproofed thermoplastic molding materials containing red phosphorus and based on polyesters or polyamides
Fireproofed thermoplastic molding materials which contain red phosphorus as a flame-proofing agent are obtainable by mixing (A) from 5 to 95% by weight of a polyamide or of a polyester or of a mixture of these, (B) from 5 to 95% by weight of an elastomer dispe...
10/31/1989
4857582Process for preparing colloidal suspensions of organopolysiloxanes
Colloidal suspensions of organopolysiloxanes are prepared by mixing an organosilicon compound selected from the group consisting of mixtures of alkoxysilanes and/or partial hydrolysates thereof and an organo(poly)siloxane which is optionally free of alkox...
08/15/1989
4855344Ink compositions and their preparation
An aqueous printing ink or its semiaqueous or substantially nonaqueous concentrates exemplified as comprising a substantially homogeneous system of the components: (1) from about 4 to about 90 weight % of one or more polyester materials having an acid com...
08/08/1989
4847316Aqueous dispersion blends of polyesters and polyurethane materials and printing inks therefrom
Compositions useful as printing inks or as dry or wet concentrates for the preparation of inks, comprising substantially homogenous blends of from about 0.1 to about 50.0 wt. % water dispersible polyurethane, and conversely from about 99.9 to about 50.0 w...
07/11/1989
4814368Shelf stable curable silicone caulking compositions
Curable silicone caulking compositions are provided, employing an ionically polymerized silicone emulsion, a tetrafunctional organosilane, a tin condensation catalyst, calcium carbonate and tetramethylbutylguanidine, as a shelf stabilizer....
03/21/1989
4595721Compounds useful as stabilizing agents for rubber vulcanizates
Additives for rubber compositions, giving vulcanizates having improved retention of optimum physical properties, are compounds having the formula R-S-B-S-R where B is an organic bridging group and R is an electron-withdrawing group, for example CN, CCl
06/17/1986
4481314Infrared radiation absorbent anthraquinone derivatives in polyester compositions
Disclosed are novel anthraquinone compounds containing tetra-p-phenylenediamine substituents, particularly useful in molding type polyester compositions and possessing strong infrared absorptivity. This property renders these compounds attractive as addit...
11/06/1984
4477617Molding resins based on blends of acid copolymer/hydrocarbon polyolefin/reinforcing fiber/wetting agent
Blends of hydrocarbon polyolefin, reinforcing fiber, acid copolymer of ଱-olefin and ଱,ଲ-ethylenically unsaturated carboxylic acid and wetting agent are provided wherein the acid copolymer has from 0 to about 90 percent of the acid groups...
10/16/1984
4469832Aminoplast curable coating compositions containing polycyclic esters of sulfonic acids as latent acid catalysts
A high solids, organic solvent based, sprayable coating composition which is capable of acid catalyzed crosslinking is composed of an active hydrogen-containing resin, a curing agent present externally and/or internally as a part of the active hydrogen-co...
09/04/1984
4454274Aminoplast curable coating compositions containing cycloaliphatic sulfonic acid esters as latent acid catalysts
A high solids, organic solvent based, sprayable coating composition which is capable of acid catalyzed crosslinking is composed of an active hydrogen-containing resin, a curing agent present externally and/or internally as a part of the active hydrogen-co...
06/12/1984
4451592Resin modification for glass fiber adherence
A method for improving the adhesiveness between a polyolefin resin and a sized glass fiber which comprises forming a mixture of the resin, a fiber and an organic acid and molding the mixture....
05/29/1984
4448917Size for glass fibers
A size for glass fibers is disclosed, the size comprising an oxidized polyolefin, a polymeric film former and an organic acid, preferably terephthalic acid or isophthalic acid....
05/15/1984
1    
 
Sign InRegister
Username  
Password   
forgot password?