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7595352 |
Photo-curable adhesive composition, optical pick-up device using the same, and optical recording/reproducing drive including the optical pick-up device
A photo-curable adhesive composition includes oligourethane acrylate in a range of about 11 to about 23% by weight, reactive monomer-diluent in a range of about 11 to about 24% by weight, silicate...
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7557157 |
Polymerization of macrocyclic polyester oligomers at elevated temperature using rare earth element catalysts
Compounds containing a lanthanide rare earth element or yttrium are effective catalysts for the polymerization of macrocyclic polyester oligomers. The catalysts are stable at elevated temperatures,...
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7514499 |
Ring opening polymerization of cyclic amides using N-heterocyclic carbene catalysts
N-heterocyclic carbenes are effective catalysts for the ring opening polymerization of cyclic amides. The catalysts provide rapid polymerization, high monomer conversion, high molecular weight, and...
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7488772 |
Polymerization of macrocyclic polyester oligomers using N-heterocyclic carbene and metal amide or metal alkoxide catalyst
Mixtures or adducts of N-heterocyclic carbenes with metal amides or metal alkoxides are effective catalysts for the polymerization of macrocyclic polyester oligomers. The catalysts are stable at...
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RE40571 |
Catalyst for polyester production, process for producing polyester using the catalyst, polyester obtained by the process, and uses of the polyester
The present invention provides a catalyst for polyester production capable of producing a polyester with high catalytic activity, a process for producing a polyester using the catalyst and a...
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7432319 |
Process for making exfoliated polyolefin/clay nanocomposites
Processes are disclosed relating to modifying clays with an olefinic functionalized surfactant containing a chain end polymerizable double bond, and to treating the thus modified organoclay with an...
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7335410 |
Composition and process for manufacturing polyester
The invention relates to a composition suitable for catalysis in a process for the manufacture of polyester containing as Component I a carrier substance on which catalytically effective metal...
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7230044 |
Intimate physical mixtures containing macrocyclic polyester oligomer and filler
The invention provides intimate physical mixtures of macrocyclic polyester oligomer (MPO) and filler, as well as methods for their preparation and use. Improved dispersion of filler in a polymer...
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7208546 |
Nanocomposite ethylene copolymer compositions for golf balls
A method for making a golf ball including the steps of providing a core; providing a nanoparticulate; providing a first monomer including an olefin; providing a second monomer including an...
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7189789 |
Curable fluoropolyether composition and rubber article
A curable fluoropolyether composition comprising (A) a fluoropolyether compound containing alkenyl radicals and having a fluorine content of at least 40% by weight, (B) a curing agent in the form...
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7129287 |
Clay nanocomposites prepared by in-situ polymerization
A method for preparing exfoliated clay nanocomposites by in-situ polymerization comprising the steps of (a) providing a mixture of at least one type of monomer and at least one type of organophilic...
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7115683 |
Organic-inorganic nanocomposite and preparation thereof
The present invention relates to an organic-inorganic nanocomposite and preparation thereof and particularly to a method for preparing an organic-inorganic nanocomposite capable of uniformly...
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7094830 |
Method for producing an aqueous dispersion of particles composed of a polymer and a fine-particle inorganic solid
A process for preparing an aqueous dispersion of composite particles composed of addition polymer and finely divided inorganic solid is described.
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7029755 |
Silane copolymer compositions containing active agents
The invention is drawn to silane copolymers prepared from the reaction of one or more polyisocyanates with one or more lubricious polymers having at least two functional groups, which may be the...
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7014918 |
Composition for providing an abrasion resistant coating on a substrate with a matched refractive index and controlled tintability
The present invention discloses articles containing a coating composition, as well as methods of making and using the compositions which, when applied to a substrate and cured, provide articles...
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6998462 |
Polyester process
Disclosed is a process that comprises contacting, in the presence of an esterification or transesterification or polycondensation catalyst composition, a toner, and a phosphorus compound, a...
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6967235 |
Method for the production of polybutylene terephthalate
In a process of producing PBT, a mixture of BDO and TPA is esterified in the presence of a catalyst solution, and the esterification product is polycondensated. To avoid the formation of deposits...
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6924039 |
Composition comprising a hydrolyzable organosilicon compound and coating obtained from the same
A composition comprising a hydrolyzable organosilicon compound and porous fine particles, a coating made from the composition and a laminated plate comprising a substrate and the coating are...
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6914093 |
Polyamideimide composition
Polyamideimide coating compositions for magnet wire which exhibit solvent or varnish-induced craze resistance. The polyamideimide compositions include a compound selected from the group consisting...
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6881764 |
Polyurethane composition with glass cullet filler and method of making same
There is disclosed a polyurethane composition with a glass cullet filler. The composition comprises at least one polyol, an isocyanate, a catalyst and glass cullet. The glass cullet has an average...
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6872767 |
Method of protecting surfaces with aluminum flaked composition
A method of protecting a surface has the steps of providing a coating material containing sufficient aluminum flakes to provide a physical barrier to corrosion; and applying the coating material to...
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6838170 |
Adhesive, adhesive member, interconnecting substrate for semiconductor mounting having adhesive member, and semiconductor device containing the same
An adhesive which comprises (1) 100 parts by weight of an epoxy resin and a hardener therefor, (2) 75 to 300 parts by weight of an epoxidized acrylic copolymer having a glycidyl (meth)acrylate unit...
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6794447 |
Golf balls incorporating nanocomposite materials
A golf ball incorporates nanocomposite material, nanofiller material, or both, in its core, cover, or intermediate layers. Also, a method includes a step of blending into a composition for a golf...
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6777480 |
Networked polymer/clay alloy
A networked polymer/clay alloy is produced from a monomer/clay mixture comprising a monomer, a cross-linking agent and clay particles. An initiator means is used to initiate polymerization of the...
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6753438 |
Process for the condensation of compounds having silicon bonded hydroxy or alkoxy groups
The specification describes preparation of materials comprising selected boron anions and processes using them as catalysts for condensation reaction of compounds having silicon-bonded hydroxy or...
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6743510 |
Composition comprising a cationic polymerization compound and coating obtained from the same
A composition comprising a cationic polymerization compound and a porous fine particle, a coating made from the composition and a laminated plate comprising a substrate and the coating are...
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6737472 |
Reinforced networked polymer/clay alloy composite
A reinforced networked polymer/clay alloy composite is produced by contacting a monomer/clay mixture with a reinforcing agent. The monomer/clay mixture comprises a monomer, a cross-linking agent...
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6737458 |
Silicone compositions having improved heat stability
The invention relates to silicone compositions which can be crosslinked to give elastomers and which comprises the constituents (A) from 20 to 99% by weight of polyorganosiloxane containing at...
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6723825 |
Stable liquid melamine urea formaldehyde resins, hardeners, adhesive compositions, and methods for making same
The invention relates to a process for preparing a liquid melamine urea formaldehyde resin that has long term stability. The invention also relates to a liquid MUF resin with a high formaldehyde...
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6713601 |
Species modification in macrocyclic polyester oligomers, and compositions prepared thereby
Physical properties, such as melting temperature of MPO compositions may be significantly modified by modifying the weight percentage of one or more of the constituent MPOs. For example, removal of...
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6713547 |
Process for preparing high barrier nanocomposites
The present invention relates to processes for preparing a nanocomposite comprising: a. preparing an organoclay material by reacting a swellable layered clay with an onium ion represented by...
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6683122 |
Filler mixtures
A filler mixture comprising an organophilic layer silicate obtainable by treatment of a natural or synthetic layer silicate with a swelling agent selected from sulfonium, phosphonium and ammonium...
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6680123 |
Embedding resin
An embedding resin embeds an electronic part in an object and has a dielectric constant of about 5 or less and tan δ of about 0.08 or less.
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6649690 |
Method for preparing polymers of glycerol with a saponite catalyst
The present invention generally relates to a process polymerizing a feedstock which comprises glycerol or derivatives thereof, said process comprising heating said feedstock, in the presence of at...
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6620861 |
Dental fillers
There are provided an inorganic filler, multi-functional filler, an organic compound filler, a modified filler, and a dental coloring filler suitable in use as a filler in a dental composition,...
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6559272 |
Method for preparing copolyester resins using titanium dioxide/silicon dioxide coprecipitate catalyst in the form of suspension in glycol
Disclosed is a method for preparing polyester resins copolymerized with glycol for modification such as 1,4-cyclohexanedimethanol, in which the content of said glycol ingredient for modification...
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6544652 |
Cyanate ester-containing insulating composition, insulating film made therefrom and multilayer printed circuit board having the film
Disclosed are a cyanate ester based resin-containing insulating composition, an insulating film made therefrom and a multilayer printed board having the insulating film. The insulating composition...
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6515099 |
Shaped article of polyamide resin and production thereof
The polyamide resin shaped article of the present invention is produced by preliminarily melt-kneading a m-xylylene-containing polyamide resin and a layered silicate subjected to a swelling...
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6498200 |
Cationically polymerizable resin composition
A cationically polymerizable resin composition which comprises (A) a compound containing at least one ring selected from the group consisting of an oxirane ring and an oxetane ring; (B) an onium...
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6479582 |
Rubber composition
A rubber composition is obtained which exhibit improved strength, abrasion resistance and antistatic properties, as well as low rolling resistance. The rubber composition is characterized as being...
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6479563 |
Radiation—and/or heat-curable adhesive having high thermal conductivity
A radiation—and/or heat-curable adhesive with high thermal conductivity includes the following recipe: 19 to 40 wt % of a difunctional acrylated, aromatic polyurethane; 9 to 25 wt % of...
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6437088 |
Process for producing polyester with coated titanium dioxide
A process for producing a polyester. The process comprises polymerizing a polymerization mixture comprising (i) a carbonyl compound or an oligomer of a carbonyl compound and (ii) a glycol, in the...
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6433059 |
Method for preparing binder materials containing diisocyanates
A method for preparing a binder material for cellulosic products which comprises providing a polymeric resin base material preferably comprising 4,4′ or 2,4′ methylene diphenylene diisocyanate...
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6427378 |
Support for cultivating plant and method of growing plant
Disclosed is a sheet for growing a plant in cultivation comprising a base material in the form of a sheet and a polymer for forming saccharide-free hydrogel disposed on at least one of the surfaces...
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6410635 |
Curable coating compositions containing high aspect ratio clays
Provided are curable coating compositions comprised of any of a variety of film-forming polymers containing reactive functional groups, a curing agent containing functional groups which are...
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6391449 |
Polymer/clay intercalates, exfoliates, and nanocomposites comprising a clay mixture and a process for making same
This invention relates to a polymer-clay intercalates, exfoliates, nanocomposites and methods of manufacturing comprising (i) a melt-processible matrix polymer, and incorporated therein (ii) a...
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6387981 |
Radiopaque dental materials with nano-sized particles
A dental material comprising a hardenable resin, a non-heavy metal oxide particle and a heavy metal oxide. The dental materials can be radiopaque, strong, translucent, or resistant to toothbrush...
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6362302 |
Method and compositions for spray molding polyurethane three dimensional objects
A method of producing three dimensional polyurethane shapes by spray molding a quasi-gel like polymer precursor composition that is first mixed and then sprayed by a spray gun. The spray coating of...
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6346330 |
Form-in-place gasket for electronic applications
A non-silicone, form-in-place gasket produced using automated placement followed by curing of a pattern of an extrudable thixotropic material comprising a liquid polyolefin oligomer a reactive...
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6326428 |
Mica reinforced reaction injection molded polyurethane/polyurea
In accordance with the invention, a reinforcing agent is added to the polyol side before the Reaction Injection Molding (RIM) process. The agent of the invention comprise particulate flakes which...
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