Inventors list

Assignees list

Classification tree browser

Top 100 Inventors

Top 100 Assignees


Georgios Topoulos

Georgios Topoulos, Meyrin GR

Patent application numberDescriptionPublished
20100307625MULTI-LAYERED COEXTRUDED TUBE - Multi-layered co-extruded tubes are provided that include an outer layer including a first semiaromatic semicrystalline polyamide having a melt temperature of about 240° C. to 280° C., and a thermal stabilizer; and an inner layer including a second semiaromatic semicrystalline polyamide having a glass transition equal to or greater than 100° C.12-09-2010

Georgios Topoulos, Meyrin CH

Patent application numberDescriptionPublished
20090281229PORTABLE ELECTRONIC DEVICE COVER COMPRISING RENEWABLE POLYAMIDE RESIN COMPOSITION - The invention discloses a portable electronic device cover comprising renewable thermoplastic polyamide compositions having a carbon content, wherein the carbon content comprises at least 50 percent modern carbon, as determined with ASTM-D6866 method.11-12-2009
20100028580HEAT RESISTANT THERMOPLASTIC ARTICLES - Disclosed is a molded or extruded thermoplastic article including a polyamide composition including (a) a polyamide resin (b) 0.1 to 10 weight percent of one or more polyhydric alcohols (c) 0 to 3 weight percent of a co-stabilizer selected from the group consisting of secondary aryl amines, hindered amine light stabilizers, and mixtures thereof; (d) 0 to less than 10 weight percent of one or more reinforcement agents; and (e) 0 to 50 weight percent polymeric toughener including a reactive functional group and/or a metal salt of a carboxylic acid; and wherein 4 mm test bars prepared from the polyamide composition, and exposed at an test temperature of 150° C. for a test period of about 1000 hours, have, on average, a retention of strain at break of greater than 80 percent compared with a control exposed at the said test temperature for 72 hours.02-04-2010
20100029819HEAT RESISTANT MOLDED OR EXTRUDED THERMOPLASTIC ARTICLES - Disclosed is a molded or extruded thermoplastic article having high heat stability over at least 500 hours at least 170° C. including a thermoplastic composition including a thermoplastic resin; one or more polyhydric alcohols having more than two hydroxyl groups and a having a number average molecular weight (M02-04-2010
20100160008LOW SINK MARKS AND EXCELLENT SURFACE APPEARANCE REINFORCED POLYAMIDE COMPOSITIONS - The invention relates to resin compositions comprising a) at least one amorphous semi-aromatic polyamide; b) at least two semi-crystalline polyamides, b1) and b2) and c) at least one glass reinforcement agent and shaped articles thereof showing a good balance of properties in terms of good mechanical properties, excellent surface appearance and reduced sink marks.06-24-2010
20100249282ENVIRONMENTALLY FRIENDLY ELECTRONIC DEVICE HOUSINGS - The present invention relates to the field of natural fiber reinforced polyamide compositions, particularly it relates to natural fiber reinforced polyamide compositions for manufacturing environmentally friendly electronic device housings that exhibit good mechanical properties.09-30-2010
20100307626MULTI-LAYERED COEXTRUDED TUBE - Multi-layered co-extruded tubes are provided that include an outer layer including a first semiaromatic semicrystalline polyamide having a melt temperature of about 240° C. to 280° C., and a thermal stabilizer; and an inner layer including a second semiaromatic semicrystalline polyamide having a glass transition equal to or greater than 100° C.12-09-2010

Georgios Topoulos, Geneva CH

Patent application numberDescriptionPublished
20090005502Mobile telephone housing comprising polyamide resin composition - A mobile telephone housing comprising a polyamide composition having excellent stiffness and low moisture absorption.01-01-2009

Patent applications by Georgios Topoulos, Geneva CH