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A vest or belt is integrally formed with tubular, pet receiving passageways which extend around the wearer's body and terminate in pocket-like chambers for feeding and retrieval.
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| Number | Title | Issue Date |
| 7776987 | Resin compositions for extrusion coating A composition is disclosed which is particularly suited for use in extrusion coating. The composition comprises a polymeric material having a rheology such that the slope S of a natural log-natural log plot of loss modulus (or G″) versus storage modulus (or G′) ... | 08/17/2010 |
| 7435372 | Liquid bath annealing of polymers for orthopaedic implants A method is provided for annealing a polymer for an orthopaedic implant by immersing the polymer in a liquid bath. ... | 10/14/2008 |
| 7411023 | Pipe for hot fluids A polymer pipe for hot fluids, usually hot water is described. The pipe is characterised in that it comprises a multimodal polyethylene with a high molecular weight (HMW) fraction and a low molecular weight (LMW) fraction where said HMW fraction has a density of at ... | 08/12/2008 |
| 7354979 | Polymer production at supercritical conditions This invention relates to a process to polymerize olefins comprising contacting, in a polymerization system, olefins having three or more carbon atoms with a catalyst compound, activator, optionally comonomer, and optionally diluent or solvent, at a temperature abov... | 04/08/2008 |
| 7339019 | Ethylene-α-olefin copolymer A copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3 and an activation energy of flow of 50 kJ/mol or more, and satisfying specific relations among a melt... | 03/04/2008 |
| 7335715 | Ethylene-alpha-olefin copolymer An ethylene-α-olefin copolymer having monomer units derived from ethylene and monomer units derived from an α-olefin of 3 to 20 carbon atoms, a density of 906 to 970 kg/m3, an activation energy of flow of 50 kJ/mol or more and a heat quantity of fusion ... | 02/26/2008 |
| 7319125 | Supercritical polymerization process and polymers produced therefrom This invention relates to a process to produce propylene polymers comprising contacting a metallocene catalyst compound and an activator in a reaction medium comprising propylene, from 0 to 30 volume % of one or more solvents and from 0 to 30 mole % of one or more c... | 01/15/2008 |
| 7304097 | High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt The present invention provides an irradiated crosslinked polyethylene containing reduced free radicals, preferably containing substantially no residual free radical. Disclosed is a process of making irradiated crosslinked polyethylene by irradiating the polyethylene... | 12/04/2007 |
| 7214642 | Methods of preparing active chromium/alumina catalysts via treatment with sulfate Methods of preparing a polymerization catalyst are provided that include contacting a support comprising alumina with a sulfating agent and with chromium. In an embodiment in which the chromium is provided from a chromium compound such as chromium oxide, the support... | 05/08/2007 |
| 7208559 | Ethylened polymer and molded object obtained therefrom An ethylene-based polymer which is an ethylene/C4 to C10 α-olefin copolymer and satisfies the following requirements [k1] to [k3]: [k1] melt flow rate (MFR) under a loading of 2.16 kg at 190° C. is in the range of 1.0 to 50 g/10 minutes; [k2] LNR defined as a scal... | 04/24/2007 |
| 7166178 | Protective film and method for preparing same A high-quality protective film for a dry film resist is provided. A film of a polyethylene is used as the protective film, the polyethylene being prepared by pressurizing ethylene with use of an ultra-high pressure compressor and then polymerizing the ethylene at a ... | 01/23/2007 |
| 7166650 | High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt The present invention provides an irradiated crosslinked polyethylene containing reduced free radicals, preferably containing substantially no residual free radical. Disclosed is a process of making irradiated crosslinked polyethylene by irradiating the polyethylene... | 01/23/2007 |
| 7125946 | Ethylene copolymer The invention provides an ethylene-α-olefin copolymer which is superior in extrusion molding processability. The present invention is to provide a copolymer of ethylene and α-olefin of from 4 to 20 carbon atoms, having melt flow rate of from 1 to 100 g/10 min, an ... | 10/24/2006 |
| 7112643 | Polymers having low levels of long chain branching and methods of making the same Methods of producing a polymer include contacting at least one olefin with a catalyst prepared by contacting a support comprising alumina with a sulfating agent and with chromium. Polymer compositions produced in this manner may exhibit relatively low levels of long... | 09/26/2006 |
| 6875835 | Polymerization catalyst systems and processes therefor and therewith A copolymer of ethylene and a higher alpha olefin, preferably 1-hexene, can be produced using an activated chromium containing catalyst system and a cocatalyst selected from the group consisting of trialkylboron, trialkylsiloxyalutninum, and a combination of trialky... | 04/05/2005 |
| 6852772 | High modulus crosslinked polyethylene with reduced residual free radical concentration prepared below the melt The present invention provides an irradiated crosslinked polyethylene containing reduced free radicals, preferably containing substantially no residual free radical. Disclosed is a process of making irradiated crosslinked polyethylene by irradiating the polyethylene... | 02/08/2005 |
| 6774162 | Thermoplastic vulcanizate and its method of production The invention relates to a thermoplastic vulcanizate comprising four components (A, B. C, D), notably: a thermoplastic (A); a substantially non-cross-linked polyethylene (B); an at least partially vulcanized rubber (C); a softener (D); as well as standard blend ingr... | 08/10/2004 |
| 6737483 | Method for polymerising olefins in the presence of water The invention concerns a method for polymerising at least one olefin in the presence of at least a catalyst comprising a sequence E—M—X wherein E represents an oxygen or sulphur atom; M represents a nickel or palladium or platinum atom; X represents a phosphorus... | 05/18/2004 |
| 6720398 | Use of trioxepans in the process to make high-solid acrylic, styrenic, and LDPE-type resins The invention relates to a polymerization process wherein at least one initiator is selected from trioxepan compounds of formula I with R1-3 being independently selected from substituted or unsubstituted hydro... | 04/13/2004 |
| 6716936 | Cascaded boiling pool slurry reactors for producing bimodal low to medium density polyethylene polymers The use of two or more light solvent boiling pool reactors in series allows polymerization of ethylene and comonomer(s) to cost effectively produce bimodal polyethylene copolymers having lower densities than are practically achievable with conventional stirred tank,... | 04/06/2004 |
| 6664346 | Protective film and method for preparing same A high-quality protective film for a dry film resist is provided. A film of a polyethylene is used as the protective film, the polyethylene being prepared by pressurizing ethylene with use of an ultra-high pressure compressor and then polymerizing the eth... | 12/16/2003 |
| 6521734 | Low-density polyethylene resin for laminating, composition thereof, laminates produced therefrom and process for producing the same The invention relates to a low-density polyethylene resin for laminates, a composition thereof, and a laminate and production method therefor. The low-density polyethylene resin is one obtainable by a high pressure radical polymerization method and has a ... | 02/18/2003 |
| 6384153 | Process optimization of peroxide injection during polyethylene production In a process for the high-pressure polymerization of ethylene in a high-pressure autoclave or in a high-pressure tube reactor having one or more metering points for one or more peroxides, no peroxide or a reduced amount of peroxide is metered in during th... | 05/07/2002 |
| 6221801 | Catalyst component for the polymerization of olefins, process for its manufacture and process for the polymerization of olefins in the presence of the said catalyst component The present invention relates to a solid catalyst component for the polymerization of olefins, making it possible to obtain polymers or copolymers exhibiting a high Mz/Mw, generally higher than 3, and a high Mw/Mn, generally higher than 5.5. In the solid ... | 04/24/2001 |
| 6204349 | Pipe made of polyethylene resin A pipe made of a polyethylene resin which is a linear polyethylene having the following physical properties (1) to (4): (1) a melt flow rate of 0.02 to 0.2 g/10 min, (2) a flow ratio of 50 or more, (3) a density of 0.945 to 0.960 g/cm3, and (4) a relaxation paramet... | 03/20/2001 |
| 6008262 | Foamable compositions comprising low viscosity thermoplastic material comprising an ethylene -olefin The present invention relates to a foamable composition comprising a low viscosity thermoplastic composition comprising at least one ethylene/-olefin. The foamable composition may comprise a single ethylene/-olefin or a blend of such. Option... | 12/28/1999 |
| 5880241 | Olefin polymers Disclosed herein are processes for polymerizing ethylene, acyclic olefins, and/or selected cyclic olefins, and optionally selected olefinic esters or carboxylic acids, and other monomers. The polymerizations are catalyzed by selected transition metal comp... | 03/09/1999 |
| 5866663 | Processes of polymerizing olefins Disclosed herein are processes for polymerizing ethylene, acyclic olefins, and/or selected cyclic olefins, and optionally selected olefinic esters or carboxylic acids, and other monomers. The polymerizations are catalyzed by selected transition metal comp... | 02/02/1999 |
| 5852152 | Packaging and wrapping film Biaxially oriented, heat-shrinkable film-making process and film with improved toughness and extrusion processibility are disclosed. The improved film comprises at least one layer of at least one substantially linear ethylene homopolymer or interpolymer, ... | 12/22/1998 |
| 5783512 | Catalyst component dispersion comprising an ionic compound and solid addition polymerization catalysts containing the same A non-supported solid catalyst comprising (a) an ionic compound comprising a.1) a cation and a.2) an anion having up to 100 nonhydrogen atoms and said anion containing at least one substituent comprising an active hydrogen moiety, (b) a transition metal c... | 07/21/1998 |
| 5527865 | Multi-phase polymerization process The present invention provides a multi-phase polymerization process for making a water insoluble polymer. The process includes (1) providing a mixture comprising carbon dioxide and an aqueous phase, and containing a monomer and a polymerization initiator,... | 06/18/1996 |
| 5514759 | Multi-phase polymerization process The present invention provides a multi-phase polymerization process for making a water insoluble polymer. The process includes (1) providing a mixture comprising carbon dioxide and an aqueous phase, and containing a monomer and a polymerization initiator,... | 05/07/1996 |
| 5508319 | High melt strength, ethylene polymer, process for making it, and use thereof Disclosed is a normally solid, high molecular weight, gel-free, irradiated ethylene polymer having a density of from 0.89 to 0.97 g/cc characterized by high melt strength due to strain hardening which is believed to be caused by free-end long chain branch... | 04/16/1996 |
| 5506317 | Heterogeneous polymerization in carbon dioxide The heterogeneous polymerization of water-insoluble polymer in CO2 is disclosed. The method comprises providing a heterogeneous reaction mixture comprising CO2, a monomer, and a surfactant, then polymerizing the monomer to form a wat... | 04/09/1996 |
| 5414065 | Polymer comprising fluoroalkyl group, a method of preparation thereof, a surface active agent, a surface treatment agent and a coating composition A polymer comprising fluoroalkyl group has a structure in which one or two parts of the fluoroalkyl group at the one or both ends of the molecule are linked to a part of alkylene groups or alkylene groups substituted with halogen, a part of alkylene group... | 05/09/1995 |
| 5354842 | Method for determining branch distribution of polymer A branch distribution of a crystalline polymer is determined by melting the polymer at a temperature sufficiently higher than the melting point thereof, then cooling the melted polymer to room temperature in such a manner that isothermal crystallization o... | 10/11/1994 |
| 5346732 | Performance super high flow ethylene polymer compositions Super high flow ethylene polymer compositions comprising at least one linear ethylene polymer are disclosed which have improved processability for use in making thermally formed articles (e.g., thin-walled lids, cups and containers). The compositions have... | 09/13/1994 |
| 5324803 | Polymer comprising fluoroalkl group, a method of preparation thereof, a surface active agent, a surface treatment agent and a coating composition A polymer comprising fluoroalkyl group has a structure in which one or two parts of the fluoroalkyl group at the one or both ends of the molecule are linked to a part of alkylene groups or alkylene groups substituted with halogen, a part of alkylene group... | 06/28/1994 |
| 5317036 | Gas phase polymerization reactions utilizing soluble unsupported catalysts Gas phase polymerization processes are disclosed which utilize unsupported soluble transition metal coordination catalysts. The catalysts are introduced into the reactor as a solution.... | 05/31/1994 |
| 5298582 | Extrudable/coatable ethylene (co)polymers Improvedly extrudable/coatable ethylene (co)polymers, well adopted for the production of film-coated metal composites, are prepared by radical polymerizing ethylene or recipe thereof including at least one ester of an unsaturated carboxylic acid, e.g., (m... | 03/29/1994 |
