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| Number | Title | Issue Date |
| 6730378 | Resin-molded article and process for producing the same In the resin-molded articles comprising polyolefin resins (a) and thermoplastic resins other than the polyolefin resins (b), when thickness is defined as one along a direction vertical to the surface of the article, as morphology observed under an electron microscop... | 05/04/2004 |
| 6544611 | Oxygen scavenging PET based polymer The present invention improves the effectiveness of the oxygen scavenging composition and maintains an excellent balance in the color properties of the polymer. The present invention relates to an improved oxygen scavenging PET based copolymer comprising ... | 04/08/2003 |
| 6143384 | Container for retort packaging, resin composition, and gas-barrier film prepared therefrom The present invention provides a container for retort packaging comprising a laminated film having an outermost layer comprising a layer formed of a cross-linked structure containing ester bonds between poly(meth)acrylic acid (A) and polyalcoholic polymer... | 11/07/2000 |
| 5270390 | Resin composition and heat shrinkable film comprising the same composition layer The present invention discloses a resin composition containing 26~70 weight % of thermoplastic polyester resin, 10~30 weight % of polyester elastomer, and 20~44 weight % of vinylidene chloride resin and a biaxially stretched heat shrinkable film having co... | 12/14/1993 |
| 5240525 | Method of fabricating a multilayer barrier packaging material A process for fabricating multilayered high barrier film products providing gas and moisture barrier properties is provided. The film products comprise at least a first polymer film having low permeability to moisture and a polymer blend film containing a... | 08/31/1993 |
| 5221719 | Blends of poly (ethylene terephthalate) and trans-4,4'-stilbenedicarboxylic acid polyesters Disclosed are blends of about 99 to about 10 weight % of poly(ethylene terephthalate) and about 1 to about 90 weight % of a polyester of trans-4,4'-stilbenedicarboxylic acid and at least one aliphatic glycol having 2 to 16 carbon atoms. The blends have im... | 06/22/1993 |
| 5208082 | Blends and structures based on ethylene vinyl alcohol copolymer and selected amorphous polyamides A blend of 5 to 95 percent of an ethylene vinyl alcohol copolymer and 95 to 5 percent of an amorphous polyamide having fewer than about 0.100 equivalents of carboxyl end groups per kilogram of polyamide exhibits improved oxidative and thermal stability. T... | 05/04/1993 |
| 5134201 | Miscible polyester blends Miscible blends of (1) a thermoplastic methylol polyester having backbone repeating units containing pendent hydroxyl and methylol moieties and divalent organic moieties such as 1,3-phenylene, 1,4-phenylene, 2,6-naphthalene, biphenylene and isopropylidene... | 07/28/1992 |
| 5126402 | Blends and structures based on ethylene vinyl alcohol copolymer and selected amorphous polyamides A blend of 5 to 95 percent of an ethylene vinyl alcohol copolymer and 95 to 5 percent of an amorphous polyamide having fewer than about 0.100 equivalents of carboxyl end groups per kilogram of polyamide exhibits improved oxidative and thermal stability. T... | 06/30/1992 |
| 5126401 | Blends of ethylene vinyl alcohol copolymer and polyamides, and multilayer containers made therefrom A blenad consisting ethylene vinyl alcohol copolymer and a polyamide blend of an amorphous polyamide and a semicrystalline polyamide which is miscible with the amorphous polyamide but substantially immiscible with the vinyl alcohol copolymer exhibits good... | 06/30/1992 |
| 5084510 | Vinyl halide polymers modified with olefinic nitrile polymers Vinyl halide polymer compositions exhibiting reduced gas permeability are described which comprise a mixture of (a) at least one vinyl halide polymer; and (B) from about 1 to about 40 parts by weight per 100 parts of vinyl halide polymer (A) of at least one ol... | 01/28/1992 |
| 5017411 | Polymer blend comprising polycarbonate, acrylonitrile-methylacrylate copolymer, and imide-acrylate copolymer A polymer blend comprising a polycarbonate, an acrylonitrile-methyl acrylate copolymer and an imide-acrylate copolymer containing acidic or anhydride groups which have been alkylated or esterified. The polymer blend has a low oxygen permeation rate, high ... | 05/21/1991 |
| 5003041 | Blends of poly(ethylene terephthalate) and trans-4,4'-stilbenedicarboxylic acid polyesters Disclosed are blends of about 99 to about 10 weight % of poly(ethylene terephthalate) and about 1 to about 90 weight % of a polyester of trans-4,4'-stilbenedicarboxylic acid and at least one aliphatic glycol having 2 to 16 carbon atoms. The blends have im... | 03/26/1991 |
| 4952628 | Barrier blends based on amorphous polyamide and ethylene/vinyl alcohol, unaffected by humidity A blend consisting essentially of a major portion of an amorphous polyamide and a minor portion of an ethylene vinyl alcohol copolymer exhibits gas barrier properties which are less dependent on humidity than are those of either of the component polymers.... | 08/28/1990 |
| 4835214 | Polymer blends useful for hot fillable containers having improved gas barrier properties Blends of poly(ethylenenaphthalene 2,6-dicarboxylate) with olefin/vinyl alcohol copolymers having improved resistance to oxygen permeability are disclosed. Also disclosed are shaped articles such as biaxially oriented containers produced therefrom.... | 05/30/1989 |
| 4729927 | Polyester packaging material A packaging polyester material comprising a polyethylene terephthalate component and a component of polyethylene isophthalate copolymerized with 5 to 60 mole % of an aliphatic hydroxycarboxylic acid having up to 8 carbon atoms. This packaging material is ... | 03/08/1988 |
| 4713270 | Heatset high barrier container A high barrier heatset intimate fusion blend article is disclosed where the article includes a blend of a high barrier copolyester, formed from terephthalic acid, ethylene glycol and 1,3 bis(2-hydroxyethoxy) benzene, and poly(ethylene terephthalate) (PET)... | 12/15/1987 |
| 4713269 | Heatset multilayer container A hollow transparent delamination resistant heatset multilayer article is disclosed where the article includes at least one barrier layer containing a copolyester formed from terephthalic acid, ethylene glycol and 1,3 bis(2-hydroxyethoxy) benzene directly... | 12/15/1987 |
| 4710413 | Coating composition and its use for the preparation of oxygen barrier coatings on plastic articles This invention relates to a coating composition of a thermoplastic vinylidene chloride copolymer and a thermoplastic polyester urethane and the use of said coating composition for the preparation of oxygen impermeable flexible coatings on plastic articles... | 12/01/1987 |
| 4699634 | Process for the modification of aromatic polymers via phase transfer catalysis to produce polyarylene polymers and the use thereof A process for the modification of alkyl halogenated polyarylenes with a derivative compound comprising the steps of forming a mixture of the derivative compound with a phase transfer catalyst, wherein the derivative compound has the formula and Z is deriv... | 10/13/1987 |
| 3975461 | Process for preparing a graft copolymer A graft copolymer is provided which is characterized by excellent gas impermeability, transparency and impact strength, as well as good flowability, and hence good molding workability, by copolymerizing an olefinically unsaturated nitrile with an alkyl vi... | 08/17/1976 |
| 3950454 | Polymerizates of olefinic nitriles and diene rubbers Polymeric compositions having good impact resistance, low permeability to gases, and high-softening temperatures which are composed of a conjugated diene monomer, such as butadiene, an olefinically unsaturated nitrile, such as acrylonitrile, an ester of a... | 04/13/1976 |
| 3947527 | Polymerizates of olefinic nitriles and diene rubbers Polymeric compositions having good impact resistance, low permeability to gases, and high-softening temperatures which are composed of a conjugated diene monomer, such as butadiene, an olefinically unsaturated nitrile, such as acrylonitrile, and indene ar... | 03/30/1976 |
