Patent application number | Description | Published |
20090202770 | Polypropylene/polyisobutylene blends and films prepared from same - A film prepared from a polypropylene and polyisobutylene blend wherein the film has a stretching force that is reduced by about 5% to 200% when compared to an otherwise similar film prepared in the absence of polyisobutylene. A method of producing film comprising contacting polypropylene and polyisobutylene to form a polymeric blend, forming the polymeric blend into a film, and orienting the film. | 08-13-2009 |
20090273110 | Composites Comprising a Polymer and a Layered Compound and Methods of Preparing and Using Same - A method comprising extrusion compounding a styrenic polymer and a layered compound to produce a composite, and orienting the composite to produce an oriented composite wherein the layered compound comprises natural clay, synthetic clay, natural colloid, synthetic colloid, natural sol, synthetic sol, natural gel, synthetic gel, natural fumes, synthetic fumes, or combinations thereof. A method of preparing an oriented film comprising extrusion compounding a styrenic polymer and a clay to produce a nanocomposite, casting the nanocomposite into a film, and orienting the film in at least one direction. | 11-05-2009 |
20100081743 | Polypropylene for Reduced Plate Out in Polymer Article Production Processes - Polymer articles and processes of forming polymer articles are described herein. The processes generally include providing a propylene based polymer formed from a metallocene catalyst and melt processing the propylene based polymer to form a polymer article. | 04-01-2010 |
20100197843 | Composites Comprising a Polymer and a Selected Layered Compound and Methods of Preparing and Using Same - A method of producing a polymer and layered compound composition having a high degree of exfoliation of the layered compound is disclosed. The layered compound is treated with chemicals having an affinity with the polymer or the monomer of the polymer. The monomer and the layered compound can be combined prior to polymerization. The polymer and layered compound can be combined by solution mixing in a solvent. The layered compound can also be incorporated into the mixture by compounding a polymer product with the layered compound. | 08-05-2010 |
20100243498 | INJECTION STRETCH BLOW MOLDED ARTICLES AND RANDOM COPOLYMERS FOR USE THEREIN - Injection stretch blow molded (ISBM) articles and methods of forming the same are described herein. The ISBM articles generally include a metallocene random propylene-based copolymer. | 09-30-2010 |
20100249354 | INJECTION STRETCH BLOW MOLDED ARTICLES AND SYNDIOTACTIC POLYMERS FOR USE THEREIN - Injection stretch blow molded (ISBM) articles and methods of forming the same are described herein. The ISBM articles generally include a syndiotactic propylene-based polymer. | 09-30-2010 |
20110020571 | Polystyrene Nanocomposites for Blow Molding Applications - Disclosed is a polystyrene based polymer/layered compound nanocomposite for injection blow molding or injection stretch blow molding of articles. The nanocomposite can reduce shrinkage and warpage to the preform during the reheating process compared to neat polystyrene. The incorporation of layered compounds can increase the processability of PS preforms, help improve heating efficiency, and improve bottle mechanical properties. The layered compound can be treated with chemicals or compounds having an affinity with the styrene monomer or polystyrene, thus producing a treated layered compound having an affinity with the styrene monomer or polystyrene. The monomer and the layered compound can be combined prior to polymerization. The polymer and layered compound can be combined by solution mixing in a solvent. The layered compound can also be incorporated into the mixture by compounding a polymer product with the layered compound, or the combination of any of the above three approaches | 01-27-2011 |
20110020576 | Polystyrene Preform Design for Blow Molding of Articles - Preforms for use in injection blow molding processes and such processes are described herein. The preforms can have both a body and a neck wherein the external body diameter of the preform is at most 95% of the external neck diameter. The body comprises internal and external diameters that together form a sidewall, the thickness of which can be greater than 2.0 mm. Also disclosed is a mold for the injection molding of the preform described above. | 01-27-2011 |
20110195210 | POLYPROPYLENE AND POLYLACTIC ACID BLENDS OF INJECTION STRETCH BLOW MOLDING APPLICATIONS - Injection stretch blow molded (ISBM) articles containing a bio-based polymers and methods of forming the same are described herein. The method generally includes providing a propylene-based polymer; contacting the propylene-based polymer with polylactic acid to form a polymeric blend; injection molding the blend into a preform; and stretch-blowing the preform into an article. | 08-11-2011 |
20110305857 | MODIFIED POLYPROPYLENE FOR PACKAGING APPLICATIONS - Methods of forming a clear packaging container, polymers for use therein and packaging containers are described herein. The methods generally include providing a propylene based polymer formed from a metallocene catalyst; blending the propylene based polymer with a nonitol-based clarifying agent to form clarified polypropylene; and forming the clarified polypropylene into a packaging container, wherein the packaging container exhibits a gloss that is at least 6% greater than a container formed from a Ziegler-Natta formed propylene based polymer blended with the clarifying agent. | 12-15-2011 |
20110313104 | Polypropylene Compositions for Oriented Films - Oriented films and methods of forming the same are discussed herein. The oriented films generally include a propylene based polymer and an additive selected from fluoropolymers, fluoroelastomers and combinations thereof, wherein the additive is present in an amount of from about 50 ppm to about 20,000 ppm. | 12-22-2011 |
20120248002 | Polymer Compositions for Injection Stretch Blow Molded Articles - A polymer composition of polypropylene copolymer and 1 to 50% by weight of hard resin. The polypropylene copolymer is either an impact copolymer or a random copolymer. The polymer composition can be used to make injection stretch blow molded articles having improved top load strength. | 10-04-2012 |
20120270989 | Composites Comprising a Polymer and a Layered Compound and Methods of Preparing and Using Same - A method comprising extrusion compounding a styrenic polymer and a layered compound to produce a composite, and orienting the composite to produce an oriented composite wherein the layered compound comprises natural clay, synthetic clay, natural colloid, synthetic colloid, natural sol, synthetic sol, natural gel, synthetic gel, natural fumes, synthetic fumes, or combinations thereof. A method of preparing an oriented film comprising extrusion compounding a styrenic polymer and a clay to produce a nanocomposite, casting the nanocomposite into a film, and orienting the film in at least one direction. | 10-25-2012 |
20140005415 | IMMOBILIZATION OF IONIC LIQUIDS VIA MECHNOCHEMICAL INTERCALATION IN LAYERED MATERIALS | 01-02-2014 |
20140057108 | SILICA NANOAGGREGATES AND ORGANOSILICON COMPLEXES AND METHODS OF FORMING THEM FROM BIOMASS MATERIALS - By controlling the pre-treatment of biomass materials and pyrolysis conditions, silica samples with various surface areas and levels of crystallinity were synthesized. With proper treatment, biogenic silica nanoaggregate (25-30 nm in diameter) can be synthesized from biomass materials. The characterizations revealed that the silica nanoaggregates were composed of smaller primary silica nanoparticles (ca. 4.2 nm in diameter). Under controlled melting catalyzed by metal salt cations, the silica nanoaggregates may be fuse to form semi-crystalline porous silica frameworks with tunable pore size and structural integrity. Organosilicon complexes were synthesized from the bio derived silica nanoaggregates. | 02-27-2014 |
20140080958 | Composites Comprising a Polymer and a Layered Compound and Methods of Preparing and Using Same - A method comprising extrusion compounding a styrenic polymer and a layered compound to produce a composite, and orienting the composite to produce an oriented composite wherein the layered compound comprises natural clay, synthetic clay, natural colloid, synthetic colloid, natural sol, synthetic sol, natural gel, synthetic gel, natural fumes, synthetic fumes, or combinations thereof. A method of preparing an oriented film comprising extrusion compounding a styrenic polymer and a clay to produce a nanocomposite, casting the nanocomposite into a film, and orienting the film in at least one direction. | 03-20-2014 |
20140141189 | POLYPROPYLENE AND POLYLACTIC ACID BLENDS OF INJECTION STRETCH BLOW MOLDING APPLICATIONS - Injection stretch blow molded (ISBM) articles containing a bio-based polymers and methods of forming the same are described herein. The method generally includes providing a propylene-based polymer; contacting the propylene-based polymer with polylactic acid to form a polymeric blend; injection molding the blend into a preform; and stretch-blowing the preform into an article. | 05-22-2014 |
20140200293 | BLOW MOLDING POLYSTYRENE NANOCOMPOSITES - Disclosed is a polystyrene based polymer/layered compound nanocomposite for injection blow molding or injection stretch blow molding of articles. The nanocomposite can reduce shrinkage and warpage to the preform during the reheating process compared to neat polystyrene. The incorporation of layered compounds can increase the processability of PS preforms, help improve heating efficiency, and improve bottle mechanical properties. The layered compound can be treated with chemicals or compounds having an affinity with the styrene monomer or polystyrene, thus producing a treated layered compound having an affinity with the styrene monomer or polystyrene. The monomer and the layered compound can be combined prior to polymerization. The polymer and layered compound can be combined by solution mixing in a solvent. The layered compound can also be incorporated into the mixture by compounding a polymer product with the layered compound, or the combination of any of the above three approaches | 07-17-2014 |
20140363361 | GAS HYDRATES WITH A HIGH CAPACITY AND HIGH FORMATION RATE PROMOTED BY BIOSURFACTANTS - The disclosure provides an LS methane hydrate containing a plurality of methane hydrate crystals and lignosulfonate. The disclosure also provides a method of making an LS methane hydrate by combining methane gas, liquid or solid water, and LS at controlled temperature and starting pressure for a time sufficient to form LS methane hydrate. The disclosure further provides a method of producing energy from an LS methane hydrate by providing an LS methane hydrate directly to a combustion chamber, whereby methane in the methane hydrate and LS are converted to energy in the combustion chamber and water in the methane hydrate is converted to steam. The disclosure additionally provides a method of releasing methane from an LS methane hydrate by heating an LS methane hydrate. | 12-11-2014 |