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| Number | Title | Issue Date |
| 7375154 | Polyester/polyamide blend having improved flavor retaining property and clarity This invention relates to a polyester/polyamide blend having an excellent gas barrier property. More particularly, the present invention relates to combinations of a polyethylene terephthalate polymer and a polyamide polymer having an excellent gas barrier property ... | 05/20/2008 |
| 7306835 | Thermo-shrinkable polyester film The present invention relates to a thermo-shrinkable polyester film with a superior thermal shrinkage, which has an orientation angle of a molecular chain in a range of from 0° to about ±10° relative to a main shrinkage direction, and a molecular orientation rati... | 12/11/2007 |
| 7291683 | Compatible blends of thermoplastic molding compositions The present invention relates to compatible blends of, per se incompatible, thermoplastic molding compositions, to methods for the production thereof, and to the use of the blends according to the present invention to produce films, fibers and molded articles. ... | 11/06/2007 |
| 7250484 | Method for producing enhanced solid state A method for enhancing solid state polymerization of polyethylene terephthalate is disclosed in which at least one monomeric unit of diacid and/or dimethyl ester comprising at least one pendant chemical side group is copolymerized with a diol and a diacid or a dimet... | 07/31/2007 |
| 7238417 | Transparent film made from PET and PEN with UV protection, process for producing the film, and use of the film in packaging with extended shelf life The invention relates to a polyester film with a thickness of from about 4 to about 23 μm, which comprises, alongside polyethylene terephthalate as main constituent, from about 2 to about 20% by weight of polyethylene naphthalate (based on the weight of the film), ... | 07/03/2007 |
| 7229696 | Multilayer, transparent film made from PET and PEN with at least one functional outer layer for producing composite packaging with UV resistance The invention relates to an at least two-layer polyester film with a total thickness of from about 5 to about 200 μm which comprises polyethylene terephthalate and from about 2 to about 20% by weight—based on the weight of the entire film—of polyethylene naphth... | 06/12/2007 |
| 7199211 | (Meth)acrylic esters of polyalkoxylated trimethylolpropane The present invention relates to novel (meth)acrylic esters of polyalkoxylated trimethylolpropane of the formula where AO is for each AO independently at each instance EO, PO or BO ... | 04/03/2007 |
| 7189451 | Multilayer, matt, thermoformable, IR-reflective polyester film Multilayer, biaxially oriented polyester films which include as a constituent of the base layer B, a crystallizable polyester with increased diethylehe glycol content and/or increased polyethylene glycol content, and/or increased isophthalic acid content, preferably... | 03/13/2007 |
| 7189452 | Matt, thermoformable, IR-reflective polyester film Biaxially oriented polyester films formed from a crystallizable polyester having increased diethylene glycol content and/or increased polyethylene glycol content, and/or increased isophthalic acid content, preferably polyethylene terephthalate. The films of the inve... | 03/13/2007 |
| 7153927 | Process of continuously producing polyesters or copolyesters Process for producing polyesters and copolyesters, wherein a continuous esterification of dicarboxylic esters and diols or a continuous transesterification of dicarboxylic esters with diols is effected in “n” reaction pressure stages connected in series, the pre... | 12/26/2006 |
| 7150907 | Modified copolyesters and improved multilayer reflective films A multilayered polymer film includes a first set of optical layers and a second set of optical layers. The first set of optical layers is made from a polyester which is often birefringent. The polyesters of the first set of optical layers typically have a compositio... | 12/19/2006 |
| 7147927 | Biaxially oriented polyester film and laminates thereof with copper Disclosed are biaxially oriented polyester film produced from a polyester comprising: (1) diacid residues comprising at least 90 mole percent of terephthalic acid residues, naphthalenedicarboylic acid residues or combinations thereof; and (... | 12/12/2006 |
| 7141627 | Epoxy resin composition An epoxy resin cured article has a high glass transition temperature and low dissipation factor. An epoxy resin composition from which the cured article can be having excellent solubility in solvents is used to produce the cured articles. A polyester as a curing age... | 11/28/2006 |
| 7115320 | Polyester film and gas-barrier polyester film In order to provide a polyester film having superior impact resistance and flex pinhole resistance, and further exhibiting superior gas barrier properties after a metal or metal oxide is deposited on the film, with the inherent characteristics of polyester film main... | 10/03/2006 |
| 7074467 | Heat-shrinkable polyester film having excellent crystallinity Disclosed herein is a heat-shrinkable co-polyester film containing terephthalic acid or dimethyl terephthalate as a dicarbonic acid component, and ethylene glycol, neopentyl glycol and propylene glycol as diol components, in which the co-polyester film has a crystal... | 07/11/2006 |
| 6946188 | Modified copolyesters and improved multilayer reflective films A multilayered polymer film includes a first set of optical layers and a second set of optical layers. The first set of optical layers is made from a polyester which is often birefringent. The polyesters of the first set of optical layers typically have a compositio... | 09/20/2005 |
| 6939616 | Heat-shrinkable polyester film roll and a process for producing the same A film roll of a heat-shrinkable polyester film characterized in that the heat-shrinkable polyester film meets the following requirements (1) and (2). (1) When samples are cut off therefrom at an almost equal interval along the lon... | 09/06/2005 |
| 6905774 | Biaxially-oriented polyester film for fabrication and method of producing the same Biaxially-drawn polyester film for fabrication which is characterized in that it is a film comprising polyester in which ethylene terephthalate units and/or ethylene naphthalate units are the chief structural component, and the melting point of said film is 180-270... | 06/14/2005 |
| 6893706 | White, biaxially-oriented polyester film with cycloolefin copolymer (COC), which is matt on at least one side, method for production and use thereof The invention relates to a white, biaxially-oriented and coextruded polyester film which is matt on at least one side with at least one base layer B, which contains a cycloolefin copolymer (COC) in amounts of 4 to 60 wt. %, based on the weight of the base layer, in ... | 05/17/2005 |
| 6872461 | Matt, flame-retardant, co-extruded polyester film, a method for the production thereof and the use of the same The invention relates to a co-extruded, biaxially oriented polyester films containing a flame-retardant agent which can be dissolved in the polyester. The film has a matt outer layer which contains a mixture and/or a blend of two components (I) and (II), whereby com... | 03/29/2005 |
| 6872460 | Matt, UV-stable, Thermoformable, co-extruded polyester film, a method for the production thereof and the use of the same The invention relates to biaxially oriented, co-extruded polyester films. Said films comprise a base layer which consists of at least 70% by weight of a thermoplastic polyester, preferably polyethylene terephthalate (PET) with a diethylene glycol and/or polyethylene... | 03/29/2005 |
| 6838546 | Aromatic liquid-crystalline polyester solution composition The invention relates to an aromatic liquid-crystalline polyester solution composition comprising 100 parts by weight of a solvent (A) and 0.01 to 100 parts by weight of an aromatic liquid-crystalline polyester (B), wherein the solvent (A) is a solvent containing 30... | 01/04/2005 |
| 6808788 | Method for strengthening wood products and modified unsaturated polyester resins therefor The strength of wood composites, including hybrid composites comprising wood members bonded to reinforced polyester members, is improved by modifying the polyester components with a polyisocyanate. Wood composites adhesively bonded with polyester resins modified acc... | 10/26/2004 |
| 6787218 | Transparent polyester film having a high oxygen barrier and process for its production The invention relates to a transparent, biaxially oriented polyester film with a base layer B, at least 80% by weight of which is composed of a thermoplastic polyester, and with at least one outer layer A. The outer layer A is composed of a copolymer or a mixture of... | 09/07/2004 |
| 6723444 | Image recording material and image display material using the same The present invention provides an image recording material as well as a protective film and an image display material using the same, the image recording material comprising at least: a transparent substrate; an image-receiving layer for forming an image by an elect... | 04/20/2004 |
| 6660398 | Powder thermosetting compositions for preparing coatings with low gloss finish The invention concerns powder thermosetting coating compositions comprising (a) an amorphous polyester containing carboxyl groups, rich in isophthalic acid and neopentylglycol, optionally branched with a polycarboxylic acid or a polyol containing at least... | 12/09/2003 |
| 6652979 | Biaxially-oriented polyester film for fabrication Biaxially-drawn polyester film for fabrication which is characterized in that it is a film comprising polyester in which ethylene terephthalate units and/or ethylene naphthalate units are the chief structural component and containing 0.1-2 wt % of a carna... | 11/25/2003 |
| 6641900 | Modified copolyesters and improved multilayer reflective films A multilayered polymer film includes a first set of optical layers and a second set of optical layers. The first set of optical layers is made from a polyester which is often birefringent. The polyesters of the first set of optical layers typically have a... | 11/04/2003 |
| 6617006 | Biaxially oriented polyester film to be laminated on a metal plate and molded A biaxially oriented polyester film to be laminated on a metal plate and molded, which comprises an aromatic polyester composition comprising: (A) an aromatic polyester which comprises ethylene terephthalate as the main recurring unit and a titanium compou... | 09/09/2003 |
| 6461742 | Polyester containing tertiary carboxyl groups, preparation method and thermosetting powder compositions containing same The invention concerns a polyester bearing tertiary carboxyl groups, characterised in that it consists of: (a) 8.1 to 35 moles of an aliphatic or cycloaliphatic of a polyol; (b) 9.1 to 36 moles of an aliphatic, cycloaliphatic or aromatic polycarboxylic ac... | 10/08/2002 |
| 6461698 | Polyester compositions The invention relates to a composition comprising from 20 to 70 parts by weight of poly[ethylene terephthalate] (PET), from 20 to 70 parts by weight of poly[ethylene naphthalate] (PEN) and from 10 to 33 parts by weight of poly[butylene terephthalate] (PBT... | 10/08/2002 |
| 6414063 | Nucleated pet/pen polyester compositions The application relates to a composition poly[ethylene terephthalate] (PET) and poly[ethylene naphthalate] (PEN), in the form of a polymer blend and/or copolymer, in which the PET:PEN mol ratio is from 20:80 to 80:20, and from 0.1 to 5.0 wt. %, based on t... | 07/02/2002 |
| 6372326 | Biaxially oriented polyester film to be molded and laminated on metal sheet A biaxially oriented polyester film to be molded and laminated with a metal sheet which shows excellent moldability when it is laminated with a metal sheet and subjected to a can making process such as drawing and from which a metal can such as a drink ca... | 04/16/2002 |
| 6368724 | Copolyester containing isophthalic acid, 1,4-cyclohexanedimethanol and an ultraviolet light absorbing compound and articles made therefrom A copolyester blend resistant to ultraviolet radiation includes a polyethylene terephthalate based copolyester having 1,4-cyclohexanedimethanol; an effective amount of an ultraviolet radiation absorber selected from the group consisting of benzoxazinones,... | 04/09/2002 |
| 6358579 | Multiple-pack system comprising a sealable polyester film A multiple-pack system composed of a combined pack made from individual packages, where the individual packaging takes place in a biaxially stretch-oriented polypropylene film with modified polyolefinic sealable layers. The characterizing features of the ... | 03/19/2002 |
| 6352783 | Copolyester containing 4,4'-biphenyldicarboxylic acid, 1,4-cyclohexanedimethanol and an ultraviolet light absorbing compound and articles made therefrom A copolyester blend resistant to ultraviolet radiation consists essentially of a polyethylene terephthalate based copolyester having 1,4-cyclohexanedimethanol residues; an effective amount of an ultraviolet radiation absorber selected from the group consi... | 03/05/2002 |
| 6352761 | Modified copolyesters and improved multilayer reflective films A multilayered polymer film includes a first set of optical layers and a second set of optical layers. The first set of optical layers is made from a polyester which is often birefringent. The polyesters of the first set of optical layers typically have a... | 03/05/2002 |
| 6258452 | Transparent articles of polyester resin Transparent, articles, in particular sheets, having a thickness greater than 5 mm obtained from polyalkylene terephthalate/isophthalate resin containing 5-20% of isophthalic, acid units,. characterised by an intrinsic viscosity greater than 0.8 dl/g; a me... | 07/10/2001 |
| 6147016 | Laminate sheet and tent made therefrom A laminate sheet comprising (A) a polyester block copolymer which comprises 20 to 70 wt % of a hard segment consisting of an aromatic polyester and 80 to 30 wt % of a soft segment consisting of an aromatic polyester and (B) cloth on at least one side of w... | 11/14/2000 |
| 6074758 | Poly(hydroxy ester ethers) as barrier resins A poly(hydroxy ester ether) is prepared by reacting a) a diacid containing a hetero moiety of the formula: HO2 CCH2 X(RX)y CH2 CO2 H wherein X is selected from the group consisting of --O--, --S--, and NH; y ... | 06/13/2000 |
