Synthetic resins or natural rubbers -- part of the class 520 series inventions 03/08

20080071045 - Vinylidene fluoride polymer and process for producing the same: A monomer comprising vinylidene fluoride as a principal component is suspension-polymerized by supplying the monomer in division to a polymerization system containing a polymerization initiator at a pressure below a critical pressure Pcr (=4.38 MPa) of vinylidene fluoride and at a pressure above Pcr. As a result, a vinylidene fluoride... Agent: Wenderoth, Lind & Ponack, L.L.P.

20080071046 - Cyclic olefin copolymers, and methods of making the same: Copolymers of an olefin or alpha-olefin and a cyclic olefin where the cyclic olefin comprises greater than 50 mole percent by weight of the copolymer have been discovered. These copolymers have unique properties, including low density, high chemical resistance, low elongation to break, low shrinkage, good processability, low water absorption... Agent: Exxonmobil Chemical Company Law Technology

20080071047 - Catalyst composition and use thereof: The present invention is directed toward Group 4, 5, 6, 7, 8, 9, 10 or 11 transition metal compounds containing neutral, mono- or di-anionic tridentate nitrogen/oxygen based ligands that are useful, with or without activators, to polymerize olefins, particularly α-olefins, or other unsaturated monomers. For the purposes of this disclosure,... Agent: Exxonmobil Chemical Company

20080071048 - Highly flowable 1-butene polymer and process for producing the same: A 1-butene polymer satisfying the following (1), (2) and either (3) or (3′): a process for producing the polymer; a resin modifier comprising the polymer; and a hot-melt adhesive containing the polymer. (1) The intrinsic viscosity [η] as measured in tetralin solvent at 135° C. is 0.01 to 0.5 dL/g.... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080071049 - Hole transport polymers: Q is (ZR″n)b; a is an integer from 0 to 5; b is an integer from 0 to 20; c is an integer from 0 to 4; q is an integer from 0 to 7; and n is an integer from 1 to 2.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080071050 - Crosslinked polysaccharide sponge: A process for producing a polysaccharide sponge comprises the steps of (A) freezing a photoreactive polysaccharide solution, and (B) irradiating the frozen photoreactive polysaccharide solution with light to crosslink the photoreactive polysaccharide, thereby obtaining the polysaccharide sponge. The process includes simplified steps requiring no removal of solvent, and has such... Agent: Nixon & Vanderhye, PC

20080071051 - Multi-chromophoric azo pyridone colorants: p

20080071052 - Curable diamantane compound: A 4,9-bis(glycidyloxy)diamantane and a 4,9-bis[(3-ethyloxetane-3-yl)methyloxy]diamantane are novel curable diamantane compounds, and cured bodies thereof are useful as encapsulants exhibiting excellent light resistance and heat resistance, and can be favorably used, for example, as encapsulants for near ultraviolet LEDs and white LEDs.... Agent: Birch Stewart Kolasch & Birch

20080064834 - Method for producing polyesters and a disk ring reactor for the method: The invention relates to a method and a device for producing polyesters such as for example polyethylene terephthalate, polypropylene terephthalate and polybutylene terephthalate from precondensates. According to said method, vapors comprising precondensate components that are distributed therein in the form of an aerosol are guided through a polycondensation reactor in... Agent: K.f. Ross P.C.

20080064835 - Production of olefin polymerization catalysts: The invention provides a process for producing an olefin polymerisation catalyst, comprising an organometallic compound of a transition metal or of an actinide or lanthanide, in the form of solid catalyst particles, comprising forming a liquid/liquid emulsion system which comprises a solution of one or more catalyst components dispersed in... Agent: Mcdonnell Boehnen Hulbert & Berghoff LLP

20080064836 - Process for the preparation of ethylene copolymers: e

20080064837 - Allyloxytrifluoropropenes: A process for the preparation of an allyloxytrifluoropropene derivative of the formula CF3CH═CR1(OCH2CR═CH2) wherein R1 is hydrogen, fluoro, or an allyloxy group represented by the formula —OCH2CR═CH2 wherein R is hydrogen or methyl including contacting (I) a compound represented by the formula CF3CH═CR2R3 wherein R2 is selected from the group... Agent: Honeywell International Inc. Patent Services Department

20080064838 - Monocyclopentadienyl complexes: Monocyclopentadienyl complexes in which the cyclopentadienyl system bears at least one unsubstituted, substituted or fused, heteroaromatic ring system bound via a specific bridge, a catalyst system comprising at least one of the monocyclopentadienyl complexes, the use of the catalyst system for the polymerization or copolymerization of olefins and a process... Agent: Basell Usa Inc.

20080064839 - Water-swellable copolymers and articles and coatings made therefrom: The present disclosure relates to compositions comprising a copolymer that includes a first monomer and a second monomer that is different from the first monomer, wherein both the first and second monomer are selected from the group consisting of 3-sulfopropyl acrylate potassium salt, sodium acrylate, N-(tris(hydroxyl methyl)methyl)acrylamide, and 2-acrylamideo-2-methyl-1-propane sulfonic... Agent: U.s. Surgical, A Division Of Tyco Healthcare Group

20080064840 - Nanohybrid polymers for ophthalmic applications: The present invention relates to novel materials particularly useful for ophthalmic applications and methods for making and using the same. More particularly, the present invention relates to relatively soft, optically transparent, foldable, high refractive index materials particularly suited for use in the production of intraocular lenses, contact lenses, and other... Agent: Whyte Hirschboeck Dudek S.c.

20080058482 - Continuous process polymerization of (meth)acrylate copolymers: Disclosed is a continuous process for the production of copolymers. The copolymers can be made with at least one (meth)acrylate monomer.... Agent: 3m Innovative Properties Company

20080058483 - Recirculation loop reactor bulk polymerization process: A process for producing polymer and more particularly adhesive using a recirculating loop reactor. In one embodiment the reactor includes one or more mixers to mix feed stock with the polymerized material recirculating in the reactor. In another embodiment a planetary roller extruder (PRE) may be used for this purpose.... Agent: Thompson Hine L.L.P. Intellectual Property Group

20080058481 - Transfer vessel between flash tank and purge column: A process is provided for recovering polymer solids from a polymerisation reactor effluent. The process comprises extracting the polymerisation effluent from a Slurry polymerisation reactor; passing the effluent, or a part thereof, to a flash vessel for flashing liquid in the effluent to vapour, and removing said vapour from said... Agent: Fina Technology Inc

20080058484 - Method for controlling the polymer flow in a polymerization process: A method for controlling the flowability of polymer particles flowing downward in a densified form inside a polymerization reactor, in which one or more monomers are gas-phase polymerized in the presence of a polymerization catalyst, the density of solid (Kg of polymer per m3 of reactor occupied by the polymer)... Agent: Basell Usa Inc.

20080058485 - Preparation of curable polymers: Branched polyolefin copolymers containing olefinic bonds preferably not associated with end groups, especially elastomers, may be made by reacting ethylene and a nonconjugated diene in the presence of a selected iron catalyst which can oligomerize ethylene, and transition metal containing copolymerization catalyst which can copolymerize ethylene, α-olefins and nonconjugated dienes.... Agent: E I Du Pont De Nemours And Company Legal Patent Records Center

20080058486 - Phosphine ligand-metal compositions, complexes, and catalysts for ethylene trimerizations: This invention relates to a method to selectively oligomerize olefins comprising contacting olefins with: 1) at least one diaryl-substituted diphosphine ligand; 2) a chromium metal precursor; and 3) optionally, one or more activators. In a particular embodiment, the method for selectively oligomerizing olefins includes trimerizing ethylene to selectively form 1-hexene.... Agent: Exxonmobil Chemical Company

20080058487 - Polymerization reactor operability using static charge modifier agents: The present invention relates to a catalyst composition and a method for making the catalyst composition of a polymerization catalyst and a static charge modifier. The invention is also directed to the use of the catalyst composition in the polymerization of olefin(s). In particular, the polymerization catalyst system is supported... Agent: Univation Technologies LLC

20080058488 - Heat-shrinkable pet film and method for making the same: A PET material of a modified PET composition includes: terephthalic acid; ethylene glycol; a modifier; and a chain branching agent selected from one of a non-cyclic compound and a cyclic compound. The non-cyclic compound has at least three functional groups, and the cyclic compound, after ring opening, has at least... Agent: Sheridan Ross PC