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| Number | Title | Issue Date |
| 8022116 | Lightweight rigid structural compositions with integral radiation shielding including lead-free structural compositions Lightweight and rigid, leaded or lead-free integral radiation shielding structural compositions comprising two or more radiation attenuating elements or compounds thereof, selected for having compatible radiation attenuating characteristics, dispersed in a thermopla... | 09/20/2011 |
| 7399431 | Material for neutron shielding and for maintaining sub-critically, process for its preparation and its applications The invention relates to a material for neutron shielding and for maintaining sub-criticality, and a process for preparation of this material and applications of the said material. The material comprises a matrix based on a vinylester resin, at least one poly... | 07/15/2008 |
| 7374718 | Radiation stable aromatic carbonate polymer compositions A composition comprising an aromatic carbonate polymer and an amount of at least one solid cyclic aliphatic alcohol stabilizing compound sufficient to inhibit yellowing of the composition upon exposure to a sterilizing radiation, wherein said stabilizing compound is... | 05/20/2008 |
| 7354968 | Thermoplastic resin composition The present invention provides a thermoplastic resin composition having a high specific gravity, flexibility and excellent processability that can be used as a material for forming various articles requiring both massiveness and flexibility. This thermoplastic resin... | 04/08/2008 |
| 7327821 | Cask, composition for neutron shielding body, and method of manufacturing the neutron shielding body A cask includes a trunk body that includes a basket having a square pipe or a plate member forming a cell that contains a spent fuel assembly, and a neutron shield that is formed by filling a composition for neutron shielding between the trunk body and an outer cove... | 02/05/2008 |
| 7291669 | Stabilized polyolefin compositions Polyolefin compositions comprising a particular hindered phenolic antioxidant selected from the group consisting of tris(3,5-di-tert-butyl-4-hydroxybenzyl)isocyanurate, 1,3,5-tris-(3,5-di -tert-butyl-4-hydroxybenzyl)-2,4,6-trimethylbenzene and the calcium salt of th... | 11/06/2007 |
| 7256228 | Stabilized polycarbonate polyester composition A stabilized thermoplastic resin composition is disclosed which comprises structural units derived at least one substituted or unsubstituted polycarbonate, at least one substituted or unsubstituted polyester and a combination of at least two quenchers, wherein said ... | 08/14/2007 |
| 7193230 | Low-weight ultra-thin flexible radiation attenuation composition A thin, light-weight, flexible sheet product useful for the manufacture of radiation attenuation garments. The sheet product is a polymeric material and includes a heavy loading of high molecular weight metal particles. The sheet product is formed from a polymer lat... | 03/20/2007 |
| 7169963 | Mammals expressing IGF-1 and alpha-lactalbumin in their milk The present invention relates to animals that express exogenous growth factors in their milk, and in particular to pigs that express exogenous IGF-I in their milk. The present invention also relates to methods for increasing piglet weight gain and intestinal lactase... | 01/30/2007 |
| 7160486 | Material based on vinylester resin for neutron shielding and maintenance of sub-criticality This invention relates to a composite material for neutron shielding and maintenance of sub-criticality comprising a matrix based on vinylester resin and an inorganic filler capable of slowing and absorbing neutrons. The vinylester resin may be an epoxymethac... | 01/09/2007 |
| 7157513 | Hydrophilic additives The invention relates to hydrophilic additives for synthetic fibres containing polyolefin; said additives are represented by general formula (I): A—B—C—B—A wherein A is a radical R—COO, wherein R represents a saturated, cross-linked or non-cross-linked alk... | 01/02/2007 |
| 7078447 | Ionizing radiation stable polyarylestercarbonate compositions Embodiments of ionizing radiation stable polyarylestercarbonate resin compositions, methods for making the ionizing radiation stable compositions, and articles and medical devices made from these ionizing radiation stable compositions are disclosed. For examples the... | 07/18/2006 |
| 7063459 | Dental x-ray packets having non-lead radiation shielding An intraoral x-ray film packet having non-lead radiation shielding for shielding scattered radiation. The packet includes a film chip and a radiation shielding member. The film chip has two sides and the radiation shielding element is disposed on one side of the fil... | 06/20/2006 |
| 7053154 | Impact modified polyolefin compositions The present invention provides polyolefin compositions that exhibit both stiffness and toughness. Polyolefin compositions according to the invention include a polyolefin homopolymer resin such as polypropylene and an impact modifying fluid that includes a nonionic s... | 05/30/2006 |
| 7030172 | Electromagnetic wave absorbing compositions An electromagnetic wave-absorbing composition is obtained by dispersing in a base polymer a magnetic powder coated with electrically insulating inorganic fines and optionally, a heat conductive powder. The composition has a high breakdown voltage, and can be applied... | 04/18/2006 |
| 7025908 | Optical filter and process for producing the same The optical filter of the present invention is provided with a near infrared light absorption layer that contains a component composed of copper ions and a phosphoric ester compound expressed by the following Formula (10), in which the phosphorus atom content in the... | 04/11/2006 |
| 7022813 | Process for purifying and reusing solvent used to remove extractables A process for treating biomedical devices, especially contact lenses, involves contacting polymeric devices containing extractables with a solvent that dissolves and thereby removes the extractables from the device, treating the solvent to remove extractables from t... | 04/04/2006 |
| 7012111 | High-specific-gravity EPDM composition, dynamic damper made from the composition, tennis racket with the dynamic damper, and radiation-shielding material comprising the composition A high specific-gravity EPDM composition consisting of a mixture of EPDM containing diene at less than 4.5 wt % and ethylene at not less than 58 wt % nor more than 80 wt % and having a Mooney viscosity ML1+4 not less than 50 nor more than 170 at 125° C. ... | 03/14/2006 |
| 6979829 | Devices and methods for determining the amount of energy absorbed during irradiation Devices and methods are disclosed for determining the amount of energy absorbed during irradiation. Such devices comprise a material that absorbs radiation in a quantifiable manner and a cooling agent to maintain the temperature of that material within a predetermin... | 12/27/2005 |
| 6967343 | Condensed tungsten composite material and method for manufacturing and sealing a radiation shielding enclosure Materials and methods of manufacturing radiation shielded enclosures is presented that may replace the use of lead, granite and other undesirable materials and manufacturing methods. The present invention provides a high-density radiation shielding enclosure manufac... | 11/22/2005 |
| 6949596 | Non-inflammable, anti-electrostatic polycarbonate molding materials A flame resistant anti-electrostatic polycarbonate composition that is chlorine- and bromine-free is disclosed. Good melt flowability and low tendency to juicing, coupled with its good mechanical and thermal properties make the composition especially suitable for in... | 09/27/2005 |
| 6884994 | High temperature scintillator The present invention provides scintillation material having good stability at continuous operating temperatures of at least 175° C. The scintillation material includes a cross linked copolymer with improved aromatic character that form a host plastic having proper... | 04/26/2005 |
| 6734224 | Heat radiation shield coating composition Disclosed is a heat radiation shield coating composition containing a black pigment which exhibits a reflectance of not below 8.0% relative to a solar radiation in the 780-2,100 nm wavelength region. The black pigment preferably exhibits a reflectance of not higher ... | 05/11/2004 |
| 6727294 | Thermoplastic resin composition containing a naphthalene dicarboxylic acid moiety and an aliphatic diol moiety A thermoplastic resin composition comprising: a transparent aromatic thermoplastic resin (a) and a copolyester resin (b) comprising at least two kinds of dicarboxylic acid moieties and one kind of diol moiety, 1 to 50 mol % of the dicarboxylic acid moi... | 04/27/2004 |
| 6689827 | Transparent impact-resistant modified thermoplastic molding materials The invention relates to transparent, impact-resistant thermoplastic molding materials containing A) a matrix consisting of at least two different mixture components, B) an impact-resistance modifier, C) an additive, essentially consisting of c1 | 02/10/2004 |
| 6485657 | Gamma-ray stabilizer and thermoplastic polymer compound including the said stabilizer A new gamma-ray stabilizer comprising a combination of 100 parts by weight of a benzyl compound (A) having a specific chemical structure and 0.01 to 10 parts by weight of a pentaerythritol phosphorous ester (B) having a spirocyclic structure. Said stabili... | 11/26/2002 |
| 6410613 | Phosphate compound and preparation process thereof, phosphate copper compound and preparation process thereof, near infrared ray absorber, and near infrared ray-absorbing acrylic resin composition Disclosed herein are a novel phosphate compound by which a copper ion can be dispersed in a high proportion in a synthetic resin, thereby providing excellent visible ray-transmitting property and performance that near infrared rays are absorbed with high ... | 06/25/2002 |
| 6359028 | Polycarbonate resin composition A polycarbonate resin composition according to the present invention is suited to be used for medical supplies or appliances and shows a very low yellow discoloration when exposed to an ionizing radiation for sterilization. The polycarbonate resin composi... | 03/19/2002 |
| 6344507 | Antistatic polymeric compositions The surface resistivity of polycarbonate resin is reduced and thus the antistatic properties improved by the inclusion of esters of branched fatty acids and polyhydroxylic compounds having at least one and desirably at least two free hydroxyl groups e.g. ... | 02/05/2002 |
| 6232383 | Nuclear resistance cell and methods for making same The present invention is a shielding material that resists both nuclear radiation and high temperatures and is especially suited to encasing radioactive waster materials to immobilize them. The material is a mixture comprised of two or more organic polyme... | 05/15/2001 |
| 6204301 | Fluoroplastic composites and a process for producing the same Fibers as a reinforcing substrate are impregnated with the particles of polytetrafluoroethylene and pressed into a shape at the melting point of polytetrafluoroethylene. Alternatively, the reinforcing substrate sandwiched between polytetrafluoroethylene s... | 03/20/2001 |
| 6197853 | Polycarbonate composition resistant to gamma radiation A thermoplastic polycarbonate molding composition having improved resistance to gamma radiation-induced yellowing is disclosed. Particularly suitable for the manufacture of devices geared for medical applications, the composition contains an additive amou... | 03/06/2001 |
| 6153666 | Radiation-attenuating sheet material The invention provides metal loaded polymeric sheet material suitable for the preparation of protective garments for the protection of workers or subjects exposed to x-radiation.... | 11/28/2000 |
| 6111551 | Housing with radar-absorbent properties The invention relates to a housing (1) with radar-absorbent properties, in particular for a radar sensor in a motor vehicle, with electrically conductive particles whose dimensions are adapted to the frequency of the radar beams to be absorbed. The housin... | 08/29/2000 |
| 5989649 | Pigment dispersion composition, display apparatus, and method of manufacturing the apparatus The pigment dispersion composition having a good dispersibility, a good transparence and an anti-coating properties, which contains 0.5 to 50 parts by weight of an inorganic pigment, at least one type of dispersant selected from the group consisting of a ... | 11/23/1999 |
| 5989720 | Electromagnetic wave shield material composition and electromagnetic wave shield product including such material composition An electromagnetic wave shield material composition and an electromagnetic wave shield product including such material composition are disclosed, which may be used on an electric or electronic device such as a portable telephone so as to attenuate or shie... | 11/23/1999 |
| 5977206 | Polycarbonate resin composition A polycarbonate resin composition according to the present invention is suited to be used for medical supplies or appliances and shows a very low yellow discoloration when exposed to an ionizing radiation for sterilization. The polycarbonate resin composi... | 11/02/1999 |
| 5948920 | Epoxides from dicyclopentadiene--unsaturated oil copolymers Partially epoxidized compounds obtained from Diels Alder adducts of dicyclopentadiene with fatty oils having a iodine number of 70 or greater and their transesterification products with C1 to C10 alkanols are disclosed. 100% solids r... | 09/07/1999 |
| 5936007 | (Co)polycarbonates stabilized against γ-radiation The present invention provides polycarbonate moulding compositions containing polycarbonates, stabilisers of the general formula (I) R1 --X--(CHR4)n --Y--R2 and optionally polypropylene glycols. The present invention also... | 08/10/1999 |
| 5908884 | Radiation shielding material and producing method thereof Tungsten powder which is a material of high radiation absorptivity is dispersed into unvulcanized fluoro rubber in advance so that the mixture is vulcanized and molded. As the powder of material of high radiation absorptivity, powder having an F.s.s.s. pa... | 06/01/1999 |
