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

Icon_funbox Bizarre Patents

Patent No. 6711769

Pillow with retractable umbrella

A pillow assembly having a supporting assembly and a retractable umbrella assembly that is easily transportable and allows a user to support his/her head while covering their face from sunlight.

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 524/294 - Two or more carboxylic acids or ester groups each directly attached to a nuclear carbon of the same aryl group through the carbonyl of the carboxylic acid or ester group


Subclass of Class 524 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein a carboxylic acid or ester derivative
No. of patents: 61
Last issue date: 07/24/2007


1    
NumberTitleIssue Date
7247667Particle containing solid surface material
A liquid composition which is a precursor to a solid surface material comprises a liquid polymerizable component and two different solid particle distributions with an added polycarboxylic acid or salt retarding or preventing particle settling. ...
07/24/2007
7098359Mesogens and methods for their synthesis and use
New, efficient methods for making novel platform molecules and polymerizable mesogens are provided, as well as the novel mesogens and methods of using same. ...
08/29/2006
7094358Ultra-low shrinkage composite resins based on blended nematic liquid crystal monomers
Resin blends comprising liquid crystal monomers and secondary monomers useful to blend with liquid crystal monomers to maintain a nematic state under processing conditions while maintaining low cute shrinkage, particularly suitable for use in dental resin composites...
08/22/2006
6841221Heat activated coating texture
A process for making a textured coating on a substrate and compositions for such coatings are disclosed wherein coating mixtures comprising un-expanded micro-capsules and a plastisol or other suitable resins are applied to the substrate and subsequently heat treated...
01/11/2005
6592638Mixtures of carboxylic acids, their derivatives and hydroxyl-containing polymers and their use for improving the lubricating effect of oils
The invention relates to additives for improving lubricating properties of fuel oils, comprising A) 10-95% by weight of at least one oil-soluble amphiphile which comprises nitrogen- or oxygen-containing groups substituted by alkyl, alkenyl, hydroxyalkyl o...
07/15/2003
6461393Mixtures of carboxylic acids, their derivatives and hydroxyl-containing polymers and their use for improving the lubricating effect of oils
The invention relates to additives for improving lubricating properties of fuel oils, comprising A) 10-95% by weight of at least one oil-soluble amphiphile of the formulae 1 ##STR1## and/or 2 R1 --X--R2 (2) B) 5-90% by weight of at...
10/08/2002
6428900Sulfonated copolyester based water-dispersible hot melt adhesive
A water-sensitive hot melt adhesive composition based on sulfonated branched copolyester polymers for use with articles such as paper products, disposable nonwoven products, tapes, labels and packaging materials. The adhesive composition includes about 10...
08/06/2002
6355712Polyalkyl methacrylate plastisols with improved flow properties
The present invention is directed to a copolymer containing a hydrophilic copolymerizable monomer and a plastisol obtained by the use of the copolymer, which exhibits reduced viscosity and longer pot-life....
03/12/2002
6008304Additive for masticating natural rubber, mastication method of natural rubber, natural rubber composition obtained by the mastication method thereof, and pneumatic tire using the natural rubber composition thereof
An additive for masticating natural rubber comprising at least one compound selected from the group consisting of benzoic acids, naphthoic acids, dicarboxylic acids and compounds represented by Formula (IV): ##STR1## wherein m and n each represent an...
12/28/1999
5902845Rubber-modified styrenic resin composition and its molded article
A rubber-modified styrenic resin composition comprising 100 parts by weight of a rubber-modified styrenic resin (A) having 10 to 40% by weight of the content of a soft component particle and a mean particle diameter of the said particle of 0.1 to 1.2 μm,...
05/11/1999
5700344Biodegradable/compostable hot melt adhesives comprising polyester of lactic acid
A hot melt adhesive composition can be made using a polyester derived from 2-propanoic acid (lactic acid). A thermoplastic resin grade polyester can be formulated into a functional adhesive using adhesive components. A lower molecular weight material can ...
12/23/1997
5698621Printable self-clinging polyvinyl chloride film and methods relating thereto
There is disclosed a printable self-clinging flexible film containing a polymerized PVC-based resin, a primary plasticizer and a stabilizer. The film exhibits high tackiness and surface tension, and printing ink may be applied directly to the surface of t...
12/16/1997
5681871Method for preparing ultraviolet radiation absorbing contact lenses
Disclosed is a process for producing an ultraviolet radiation absorbing contact lens from a lens shaped polymer having hydroxyl groups pendant therefrom and having dispersed therein a UV absorbing agent substituted with at least one anhydride group which ...
10/28/1997
5654352Air-entraining agent and method of producing same
An air-entraining agent for use in cementitious mixtures having fly ash. The air-entraining agent being particularly well suited for use with high carbon or high LOI fly ash....
08/05/1997
5627231Decorative floor coverings having the appearance of ceramic tile and compositions and methods for making same
Disclosed are compositions comprising plasticizer, first organic polymeric material fused or fusible in the plasticizer and second polymeric material not fusible in the plasticizer, said second polymeric material having a softening point temperature less ...
05/06/1997
5624986Hot melt adhesive having controlled property change
The novel adhesives of this invention contain a blend of components that result in the adhesive having a physical property that changes at a controlled rate as a function of time after application until it reaches a final equilibrium value. The adhesives ...
04/29/1997
5621034Stabilization of reactive organopolysiloxane resins
The invention relates to storage-stable compositions comprising (A) organopolysiloxane resin having hydroxyl and/or alkoxy groups bonded to silicon atoms, and (B) stabilizers selected from among (B1) aliphatic polycarboxylic acids having at least 2 carboxyl groups ...
04/15/1997
5444114Thermoplastic resin composition
According to the present invention there is provided a thermoplastic resin composition comprising an aromatic polycarbonate resin, potassium titanate and an organic acid. This resin composition can be advantageously used for molding large parts for precis...
08/22/1995
5395872Structural adhesive based on an acrylic reactant
Double-component acrylic adhesive compositions are disclosed, in which: (a) the adhesive component comprises a mono-functional acrylic monomer, a loro-sulfonated polyolefin and a crosslinker selected from difunctional silicon derivatives; (b) the activating co...
03/07/1995
5312855Adhesive organopolysiloxane composition
The adhesive organopolysiloxane composition contains a compound having two or more allyl ester groups in combination with an adhesion imparting agent of a silicon compound having at least one group selected from the group consisting of an alkoxy group and...
05/17/1994
5302644Stabilizers containing ketofatty acid glycerides for Ca/Zn-stabilized PVC molding compounds
Abstract of the Disclosure Stabilizer combination for Ca/Zn-stabilized PVC molding materials, containing (a) Ca salts of saturated, straight-chain C8 -C34 fatty acids, (b) Zn salts of saturated, straight-chain or branched C8
04/12/1994
5269963Liquid-crystalline polymer composition
A liquid-crystalline polymer composition comprising a ferroelectric liquid-crystalline polymer and a low molecular weight liquid-crystalline compound which exhibits smectic C phase or chiral smectic C phase. Such liquid-crystalline polymer compositions ha...
12/14/1993
5063256Deodorizing resin compositions and formed deodorizing articles
A deodorizing resin composition is composed of 99.9-50 parts by weight of a thermoplastic resin and 0.1-50 parts by weight of a deodorizing ingredient. The deodorizing ingredient is a white or substantially colorless deodorizing agent, which may preferabl...
11/05/1991
5045585Rapid-crystallizing polyphenylene sulphide compositions
The invention relates to highly crystalline, rapid-crystallizing, thermoplastic compositions of polyphenylene sulphides and carboxylic acid esters or carbonic acid esters....
09/03/1991
4975480Crosslinkable silyl polymer composition
A crosslinkable silyl polymer composition which exhibits a reduced tendency to undergo premature crosslinking during the fabrication of articles therefrom comprises a silyl polymer, an aromatic ester and an organometallic silanol condensation catalyst....
12/04/1990
4942195Toughened rubber based hot melt adhesive compositions for bookbinding applications
Thus, the present invention is directed to hot melt adhesive compositions suitable for bookbinding application comprising tackifying resins, at least one wax diluent and a substantially radial styrene-butadiene block copolymer, the copolymer having a styr...
07/17/1990
4942194Rapid-crystallizing polyphenylene sulphide compositions
The invention relates to highly crystalline, rapid-crystallizing, thermoplastic compositions of polyphenylene sulphides and carboxylic acid esters....
07/17/1990
4863987Deodorizing coating formulations and deodorizing sheets making use of same
A deodorizing coating formulation is composed of a white or substantially colorless deodorizing agent, a binder resin and a liquid medium. The deodorizing agent may preferably be composed of 10-90 parts by weight of a zinc compound and 90-10 parts by weig...
09/05/1989
4826903Condensation polymer containing the residue of an acyloxystyrl compound and shaped articles produced therefrom
Composition useful for molding into articles such as food containers, beverage bottles, cured structural plastics and the like comprising molding grade linear or unsaturated polyester or polycarbonate (a) containing a mono-4-acryloxystyryl or bis-4-acylox...
05/02/1989
4725498Paper-adhesive tape to restore, preserve and assemble paper substrates
Pressure sensitive paper adhesive tape which is especially designed for use in libraries and archives to restore, preserve and assemble paper substrates such as books, documents, charts, drawings, engravings and the like. It contains a transparent to opaq...
02/16/1988
4663375Process for producing heat-resisting moldings
A process for producing a thermoplastic resin molding which comprises adding to a thermoplastic resin an organic compound which is compatible with said thermoplastic resin to form a homogeneous phase at a molten state of said thermoplastic resin and cause...
05/05/1987
4650836Liquid crystal polymer method and composition
A method for rending melt processable a liquid crystal polymer otherwise not readily processable as a result of an interfering degradation temperature or an elevated viscosity. In the method the liquid crystal polymer is blended with a second, low molecul...
03/17/1987
4579901Modified polyphenylene ether compositions having improved flow
Compositions are provided comprising a combination of polyphenylene ether resin or a polyphenylene ether resin modified with an alkenyl aromatic resin and a property improving amount of a low viscosity polyester based plasticizing agent....
04/01/1986
4560720Compositions of polyvinyl chloride and tetracarboxylic tetraesters and medical articles thereof
Medical articles made of a resin composition comprising a polyvinyl chloride and a tetracarboxylic tetraester are provided. As examples of the tetracarboxylic tetraester are mentioned tetra(2-ethylhexyl) 3,3',4,4'-biphenylethertetracarboxylate, tetra(2-et...
12/24/1985
4558084Plastisol comprising a copolymer of methyl methacrylate and itaconic or its anhydride
What are disclosed are plastisols of copolymers of methyl methacrylate with from 0.1 to 10 weight percent of itaconic acid or of itaconic acid anhydride, which copolymers have a glass transition temperature above 50° C., a degree of polymerization higher...
12/10/1985
4543385Blend compositions of sulfo EPDM's having improved compression set properties
This invention relates to extrusion and injection moldable type elastomeric compositions having improved compression set properties and having a viscosity at 200° C. at 0.73 sec-1 of about 8×103 to about 8×105 poises. T...
09/24/1985
4537728Fluorinated and non-fluorinated terminally halogenated alkyl pyromellitates
Novel polycarboxy benzene dianhydrides useful as surfactants are disclosed. The novel compounds of this invention are pyromellitate tetraesters wherein two ester moieties characteristically contain fluorinated alkyl groups or saturated hydrocarbon alkyl g...
08/27/1985
4529765Coating composition of an acrylic polymer having ethylenically unsaturated groups and an acrylic polymer having primary amine groups
A coating composition which cures at ambient temperatures of 20-80% by weight of a binder and 80-20% by weight of a solvent for the binder, the binder contains: A. an acrylic amino ester polymer of polymerized monomers of methyl methacrylate and monomers ...
07/16/1985
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
4450250Polyester adhesives
Disclosed is an adhesive composition comprising: (a) an amorphous or a crystallizable polyester having a melting point of about 80° C. to about 230° C. and a heat of fusion of 0 to about 18 calories per gram, and (b) from about 1 to about 35% by weight of a ...
05/22/1984
1    
 
Sign InRegister
Username  
Password   
forgot password?