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Class 526/271 - Acid anhydride


Subclass of Class 526 - Synthetic resins or natural rubbers -- part of the class 520 series
Definition: Subject matter wherein the 5-membered ring contains two
No. of patents: 533
Last issue date: 09/09/2008


1                      
NumberTitleIssue Date
7423102Star polymer
The present invention provides a star polymer which comprises a central core and three or more branches bonded to the central core, and has a weight average molecular weight of from 1,000 to 100,000, wherein at least one of the branches containing at least one repea...
09/09/2008
7396886Process for making copolymers of maleic anhydride and alkyl vinyl ether of high specific viscosity
A process for making high specific viscosity copolymers of maleic anhydride and an alkyl vinyl either having as specific viscosity of at least 7, preferably 10-50, are made by copolymerizing maleic anhydride and an alkly vinyl ether monomers in the presence of added...
07/08/2008
7393468Adhesive with differential optical properties and its application for substrate processing
An adhesive adapted with particular optical properties, and its use to couple a substrate to a substrate holder during substrate processing are disclosed. After processing the substrate, the optical properties of the adhesive may be exploited to locate and/or remove...
07/01/2008
7384730Top coating composition for photoresist and method of forming photoresist pattern using same
Top coating compositions capable of being used in immersion lithography, and methods of forming photoresist patterns using the same, are provided. The top coating composition includes: a polymer, a base; and a solvent, wherein the polymer may be represented by Formu...
06/10/2008
7339014(Meth)acrylate, raw material alcohol for the (meth)acrylate, method of producing the (meth)acrylate and the alcohol, polymer produced by polymerizing the (meth)acrylate, chemically amplified resist composition, and method of the formation of a pattern
A (meth)acrylate represented by the following formula (1): wherein each of R1, R2, R3 and R4 represents a hydrogen atom, a methyl group or an ethyl group;...
03/04/2008
7285373Polymer and chemically amplified resist composition containing the same
A chemically amplified resist composition includes a novel polymer, a photoacid generator, and a solvent. The chemically amplified resist can form a resist pattern that is excellent in adhesiveness with a low dependency to the substrate, transparency at the f...
10/23/2007
7285370Light absorbent agent polymer useful for organic anti-reflective coating, its preparation method and organic anti-reflective coating composition comprising the same
Disclosed are a light absorbent agent polymer for organic anti-reflective coating which can prevent diffused light reflection of bottom film layer or substrate and reduce standing waves caused by a variation of thickness of the photoresist itself, thereby, increasin...
10/23/2007
7267887Composite molding with adhesive composition layer comprising conjugated diene polymer having cyclic structure, and coating material
A shaped composite article comprising a substrate and an adherend, which are comprised of different materials and are bonded together through a layer of an adhesive composition comprising as the main ingredient (i) a cyclic structure-containing conjugated diene poly...
09/11/2007
7265191Multi-functional admixtures for hydraulic cement compositions
A multi-functional admixture for simultaneously providing specified characteristics to hydraulic cement compositions such as concrete contains one or more of specified reaction mixtures obtained by specified two processes as well as partially or completely neutraliz...
09/04/2007
7265192Breathable elastomeric article
The present invention is directed to breathable elastomeric articles. The articles of the present invention may allow the transmission of water vapor while still providing an effective barrier to virus, bacteria, contaminants, bodily fluids, and the like. In general...
09/04/2007
7252792Medical electrode
An electrode providing electrical contact with a patient's skin includes a conductive member adapted for connection to an external electrical apparatus and a non-liquid water containing film for electrically interfacing to said patient's skin, the non-liquid film be...
08/07/2007
7238300Process for subjecting to actinic radiation and storing an oxygen scavenger, and a stored oxygen scavenger
A method comprises subjecting ant oxygen scavenger to actinic radiation; and then optionally storing the oxygen scavenger in a container, the container configured such that the oxygen scavenger exhibits no substantial oxygen scavenging activity while inside the cont...
07/03/2007
7217775Emulsion particles as reinforcing fillers
A rubber composition having improved processability and which provides a vulcanized rubber exhibiting excellent wear resistance and good tensile strength to service temperatures of up to about 150° C. The composition comprises (1) a crosslinked polymer particle hav...
05/15/2007
7202319Water-soluble copolymers based on olefinic sulfonic acids, method for the production thereof and use of the same
Water-soluble copolymers based on olefinic sulfonic acids, olefinic dicarboxylic acids, vinyl amides and vinyl ethers and/or allyl ethers and/or bisacryl derivatives are described as well as processes for their production and the use of these copolymers as water ret...
04/10/2007
7196059Pharmaceutical compositions of insulin drug-oligomer conjugates and methods of treating diseases therewith
Pharmaceutical compositions that include insulin, an insulin drug-oligomer conjugate, a fatty acid component, and a bile salt component or a bile salt component without a fatty acid component are described. The insulin drug is covalently coupled to an oligomeric moi...
03/27/2007
7186496Light absorbent agent polymer useful for organic anti-reflective coating, its preparation method and organic anti-reflective coating composition comprising the same
Disclosed are a light absorbent agent polymer for organic anti-reflective coating which can prevent diffused light reflection of the bottom film layer or substrate and reduce standing waves caused by variation of thickness of the photoresist itself, thereby, increas...
03/06/2007
7169889Insulin prodrugs hydrolyzable in vivo to yield peglylated insulin
The present invention relates generally to hydrolyzable drug-oligomer conjugates, pharmaceutical compositions comprising such conjugates, and to methods for making and using such conjugates and pharmaceutical compositions. For example, a conjugate of insulin, PEG, a...
01/30/2007
7160668Light absorbent agent polymer useful for organic anti-reflective coating, its preparation method and organic anti-reflective coating composition comprising the same
Disclosed are a light absorbent agent polymer for organic anti-reflective coating which can prevent diffused light reflection of bottom film layer or substrate and reduce standing waves caused by variation of thickness of the photoresist itself, thereby, increasing ...
01/09/2007
7125932Coating composition
The present invention provides (i) a novel composition which is the polyol reaction product polyol made by mixing together a polyhydroxyl-tertiary amine, at least two of the hydroxyl groups of said amine being indirectly bonded to a nitrogen atom of said amine throu...
10/24/2006
7112633Preparation of a compound containing cyclic and linear carbonate groups
The invention relates to a process for the preparation of compound(s) comprising at least one acrylate or methacrylate group, at least one linear carbonate group and at least one 5-membered cyclic carbonate group. The process comprises (A) a selective ring-opening s...
09/26/2006
7105602Processing aid for thermoplastic resin and thermoplastic resin composition containing the same
The present invention provides a processing aid for thermoplastic resin having a weight average molecular weight of 10,000 to 300,000, which is obtained by polymerizing an alkyl (meth)acrylate, or an alkyl (meth)acrylate and another vinyl monomer copolymerizable the...
09/12/2006
7105268Polymer for photoresist and resin compositions therefor
A polymeric compound for photoresist of the invention includes at least one monomer unit represented by following Formula (I): wherein R1, R2, R3, R4 and R5 ...
09/12/2006
7101630Diarylamino group-containing copolymer, organic electroluminescent device, and method of producing hole transport layer for organic electroluminescent device
An organic electroluminescent device is provided which has a high degree of adhesion between an anode and a hole transport layer, the device emitting light of high luminance even when driven by low applied voltages. Copolymers useful in hole transport layers in orga...
09/05/2006
7097890Polymer with pendent cyclic olefinic functions for oxygen scavenging packaging
A family of polymers containing selected cyclic allylic pendent groups for oxygen scavenging packaging which has minimal organoleptic by-products after oxidation. ...
08/29/2006
7098258Heat-curable resin composition and use thereof
The heat-curable resin composition of the present invention comprises an epoxy-containing resin and a curing agent, wherein the curing agent is cyclohexanetricarboxylic acid and/or an anhydride thereof. The heat-curable resin composition exhibits an excellent curabi...
08/29/2006
7084227Photosensitive polymer and chemically amplified photoresist composition containing the same
The photosensitive polymer includes a first monomer which is norbornene ester having C1 to C12 aliphatic alcohol as a substituent, and a second monomer which is maleic anhydride. A chemically amplified photoresist composition, containing the ph...
08/01/2006
7084114Mixtures of insulin drug-oligomer comprising polyalkylene glycol
A mixture of conjugates in which each conjugate in the mixture comprises an insulin drug coupled to an oligomer that includes a polyalkylene glycol moiety is disclosed. The mixture may exhibit higher in vivo activity than a polydispersed mixture of similar conjugate...
08/01/2006
7084121Mixtures of calcitonin drug-oligomer conjugates comprising polyalkylene glycol, uses thereof, and methods of making same
A mixture of conjugates in which each conjugate in the mixture comprises a calcitonin drug coupled to an oligomer that includes a polyalkylene glycol moiety is disclosed. The mixture may lower serum calcium levels in a subject by 10, 15 or even 20 percent or more. M...
08/01/2006
7083893Photoresist polymer and photoresist composition containing the same
Photoresist polymers and photoresist compositions are disclosed. A photoresist polymer represented by Formula 1 and a photoresist composition containing the same have excellent etching resistance, thermal resistance and adhesive property, and high affinity to an dev...
08/01/2006
7056565Container having oxygen-scavenging core layer
Rigid containers are provided comprising oxygen scavenger compositions that produce only low levels of volatiles or by-products as a consequence of oxygen scavenging. In particular, a family of polymers containing selected cyclic olefinic pendent groups are used in ...
06/06/2006
7049005Organic compositions
The present invention provides a composition comprising: (a) thermosetting component comprising (1) optionally monomer of Formula I as set forth below and (2) at least one oligomer or polymer of Formula II set forth below where E i...
05/23/2006
7045267Resist composition comprising photosensitive polymer having lactone in its backbone
This invention is directed to a coating composition used for original equipment manufacturing or refinishing uses in the automotive industry, which coating composition utilizes an acrylic polymer which contains substituted or unsubstituted exomethylene lactones or l...
05/16/2006
7041752Catalyst and method for the production of polytetrahydrofuran
Polytetrahydrofuran, polytetrahydrofuran copolymers, diesters or monoesters of these polymers are prepared by polymerization of tetrahydrofuran in the presence of at least one telogen and/or comonomer, which is in the form of shaped catalyst bodies or catalyst parti...
05/09/2006
7037993Norbornene-based ring-opening polymerization polymer, product of hydrogenation of norbornene-based ring-opening polymerization polymer, and processes for producing these
A norbornene ring-opened polymer which in the molecule has repeating units represented by the formula (1): wherein R1 represents Q, R2 represents Q or C(═O)R5, R3 represents...
05/02/2006
7033729Light absorbent agent polymer for organic anti-reflective coating and preparation method and organic anti-reflective coating composition comprising the same
Disclosed are a light absorbent agent polymer for organic anti-reflective coating which can prevent diffused reflection of lower film layer or substrate and reduce standing waves caused by variation of thickness of the photoresist itself, thereby, increasing uniform...
04/25/2006
7030084Drug-oligomer conjugates with polyethylene glycol components
The present invention relates generally to hydrolyzable drug-oligomer conjugates, pharmaceutical compositions comprising such conjugates, and to methods for making and using such conjugates and pharmaceutical compositions. For example, a conjugate of insulin, PEG, a...
04/18/2006
7022458Photoresist polymer and photoresist composition containing the same
Photoresist polymers and photoresist compositions are disclosed. A photoresist polymer represented by Formula 1 and a photoresist composition containing the same have excellent etching resistance, thermal resistance and adhesive property, and high affinity to an dev...
04/04/2006
7009011Copolymers of maleic anhydride by stable free redical polymerization
A stable free radical process for preparing a polymer having acid anhydride functionality includes heating a mixture comprised of a stable free radical agent, maleic anhydride or derivative thereof, and at least one polymerizable electron donor monomer to initiate e...
03/07/2006
6998426Nanoemulsion containing nonionic polymers, and its uses
These objects and others may be accomplished with the present invention, the first embodiment of which provides an oil-in-water nanoemulsion, which includes: an oily phase dispersed in an aqueous phase; (i) at leas...
02/14/2006
6998178Organic compositions
The present invention provides a composition comprising: (a) thermosetling component comprising (1) optionally at least one monomer of Formula I as sel forth below and (2) at least one oligomer or polymer of Formula II set forth below where E is a cage ...
02/14/2006
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