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Open-ended, Self-supporting Conduit, Cylinder, Or Tube-type Article

Open-ended, Self-supporting Conduit, Cylinder, Or Tube-type Article patent applications listed include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.

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Stock Material Or Miscellaneous Articles


Hollow Or Container Type Article (e.g., Tube, Vase, Etc.) > Polymer Or Resin Containing (i.e., Natural Or Synthetic) > Open-ended, Self-supporting Conduit, Cylinder, Or Tube-type Article



Adjusting polymer composition
12/11/14 - 20140363599 - A scavenger is used to indirectly control the ratio of polymer components in a polyethylene composition made using a combination catalyst comprising an inorganic chromium catalyst, and a group 4 single site catalyst....

Thermoplastic polyurethane from low free monomer prepolymer
11/20/14 - 20140342110 - Thermoplastic polyurethane (TPU) made using low free isocyanate monomer (LF) prepolymer, for example a prepolymer based on p-phenylene diisocyanate (PPDI) with low free isocyanate content, possess unique performance features including exceptional tear strength, low compression set, and an exceptional overall balance of physical properties including high temperature mechanical strength....

Halogen containing polymer composition with tin stabilizer and co-stabilizer
10/30/14 - 20140322469 - The present invention relates as well to the use of a mono alkyl tin compound as major compound of the tin stabilizer and a co-stabilizer as heat stabilizers for processing chlorine containing polymer composition....

Polyolefin pipe with improved migration behaviour
10/09/14 - - The present invention relates to a pipe comprising a polyolefin composition with low migration of the used additives and its decomposition products, especially phenolics, out of the composition, at the same time showing good pressure testing performance....

Fluoropolymer molded article
09/25/14 - 20140287177 - Provided is an injection molded article, having a projection area in an injection direction of 1100 cm2 or more, obtained by injection molding a composition containing a heat-meltable fluoropolymer. It is a preferable aspect that the composition including a heat-meltable fluoropolymer is a composition containing a melt moldable tetrafluoroethylene/fluoroalkoxytrifluoroethylene copolymer...

Polymer compositions with improved retention of properties under mechanical and thermal stresses
09/25/14 - 20140287178 - The invention provides a composition comprising the following: A) an ethylene/α-olefin/diene interpolymer; B) an ethylene/α-olefin copolymer with a Mooney Viscosity [ML(1+4) at 125° C.] greater than 40; and C) a peroxide; and wherein the α-olefin of the ethylene/α-olefin copolymer of component B comprises at least four carbon atoms; and wherein...

Tubular film and the use thereof
09/18/14 - 20140272231 - The invention refers to a tubular film with one or more layers, wherein at least one of the two external sides of the tubular film has a coating at least in sections with at least one polysiloxane and/or a coating and/or covering with at least one migrating compound....

Polymer resins with improved processability and melt fracture characteristics
08/28/14 - 20140242314 - A metallocene-catalyzed polymer comprising (i) a higher molecular weight component and (ii) a lower molecular weight component wherein the polymer has a polydispersity index of from about 10 to about 26; a zero shear viscosity of from about 5×105 Pa·s to about 2×1014 Pa·s and a smooth-to-matte transition critical stress...

Photoluminescent sleeve
08/14/14 - 20140227470 - An elongate tube formed from a composite material comprising a polymer and a photoluminescent material has a cylindrical wall that defines an arc of between about 180 degrees and 360 degrees or greater. An elongate opening is defined in the wall along the length of the tube. The wall of...

Process of recycling plastics, products and applications thereof
08/07/14 - 20140220280 - The present disclosure further relates to various articles like Industrial Post Recycled (IPR) plastic tubes, blow moulded bottles, pallates, manufactured from the recycled plastic waste....

Method for producing porous articles from ultra high molecular weight polyethylene
07/31/14 - 20140212612 - Ultra high molecular weight polyethylene (UHMWPE) polymers that have an average molecular weight of at least 500,000 g/mol and an enthalpy of at least 190 J/g is provided. The UHMWPE polymer may include at least one comonomer. The UHMWPE polymer is used to form a membrane, that, when expanded, has...

Stabilized polyamide
07/24/14 - 20140205783 - The present invention relates to the use of a polyhydric alcohol in a polyamide polymerization process for giving the modified polyamide obtained increased stability toward heat, light and/or bad weather. The invention also relates to a polyamide modified in this way, and also to polyamide compositions that may be used...

Resin fuel tube
07/10/14 - 20140193597 - A resin fuel tube is provided, which includes at least one resin layer, wherein the resin layer is made of a resin composition comprising: (A) a polypropylene prepared through polymerization with the use of a metallocene catalyst; and (B) a polypropylene material having a melting point of 137° C. to...

Conductive polyoxymethylene based on stainless steel fibers
07/03/14 - 20140186562 - Polymer compositions containing a polyoxymethylene base polymer that is compounded with a conductive filler, a polyalkylene glycol, and a metal oxide are disclosed that exhibit electrostatic dissipative (ESD) capabilities while also being resistant to degradation upon exposure to aggressive fuels. For instance, the polymer compositions can have a volume resistivity...

Stabilized polyester based compositions
07/03/14 - 20140186563 - A polyester or polyester copolymer based composition, such as a polylactic acid based composition, is provided herein. The polyester or polyester copolymer based composition may include a plasticizer, such as an ether based, an ester based, and/or an ether-ester based plasticizer....

Flexible tube
07/03/14 - 20140186564 - A flexible tube includes a polymer composition of a poly vinyl chloride having a molecular weight greater than about 1.0 inherent viscosity (IV) and a bio-based plasticizer. Further, a method of forming a flexible tube is provided. The method includes compounding a poly vinyl chloride having a molecular weight greater...

Process for the polymerization of propylene
06/26/14 - 20140178617 - The invention relates to a process for the preparation of polypropylene having: a molecular weight of 450,000-950,000, a molecular weight distribution of 3-6, and xylene soluble content of 2-6 wt %, by converting propylene into the polypropylene without pre-polymerization in the presence of a polymerization catalyst under a condition where...

Flexible material and articles made therefrom
05/22/14 - 20140141187 - An article includes a polymeric blend of a polyolefin, a styrenic based block copolymer, and a plasticizer, wherein the article has a cold temperature brittleness point of at least about −80° C., such as at least about −90° C., or even as low as about −110° C., as measured by...

Transparent polyamide elastomers
05/15/14 - 20140134371 - A transparent polyamide elastomer of the general structure (I), where R1 is a polyamide segment formed from a) 10-100 mol % of alkyl-substituted bis(aminocyclohexyl)methane or bis(aminocyclohexyl)propane and 0-90 mol % of other cycloaliphatic, aliphatic or aromatic C6-C36 diamines, based on the total amount of diamine in the polyamide segment, and...

Fluoropolymer articles having a high surface roughness and high coarseness
05/01/14 - 20140120286 - The present invention furthermore relates to a membrane comprising, or consisting of, a fluoropolymer having a coarseness index ρ/EBP of at least 0.3, an air permeability of 15 ft3/ft2/min or higher and a node aspect ratio of below 25....

Polymers with reduced estrogenic activity
04/24/14 - 20140113093 - A polymer which comprises recurring units derived from at least one monomer (M) having a general formula (I) Y1—Z1-Q-Z2—Y2 wherein Y1 and Y2, equal or different from each other, are independently selected from a group consisting of OH, SH, Cl, Br, NO2 or I; Z1 and Z2, equal or different...

Creep-optimized uhmwpe fiber
04/17/14 - 20140106104 - The invention relates to a creep-optimized ultrahigh molecular weight polyethylene (UHMWPE) fiber obtained by spinning an UHMWPE comprising olefinic branches (OB) and having an elongational stress (ES), and a ratio (OB/1000 C/ES) between the number of olefinic branches per thousand carbon atoms (OB/1000 C) and the elongational stress (ES) of...

Self-bonding fluoropolymers and methods of producing the same
04/10/14 - 20140099461 - A method of making expanded fluoropolymer articles thermally bonds portions of expanded fluoropolymers together, without using an adhesive or crushing force, to produce stronger bonds at the joint between the expanded fluoropolymers than the bonds within the constituent expanded fluoropolymers. The method involves placing the portions of expanded fluoropolymers to...

Seaming process for reducing weak or open seams and beads in a tdo shrink film tube
04/10/14 - 20140099462 - An embodiment of the invention provides an improvement to the seaming process used in forming sleeves of TDO shrink film, which provides the benefit of reducing the incidence of open or weak seams in the TDO shrink film sleeve. Another embodiment of this invention provides a device used to improve...

Atmospheric plasma treatment of reinforcement cords and use in rubber articles
04/10/14 - 20140099463 - (C) exposing the reinforcement cord to the atmospheric pressure plasma under conditions suitable to form a polymer strongly bonded to the reinforcement cord and capable of bonding to rubber....

Process for radically curing a composition
03/27/14 - 20140087111 - whereby n=0-3; R1 and R2 each individually represent H, C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 alkylaryl or C7-C20 arylalkyl; X═O, S or NR3 whereby R3═H, C1-C20 alkyl, C3-C20 cycloalkyl, C6-C20 aryl, C7-C20 alkylaryl, C7-C20 arylalkyl, part of a polymer chain or attached to a polymer chain....

Polymer articles made from a blend of a copolyester elastomer and an alpha-olefin vinyl acetate copolymer
03/20/14 - 20140079898 - A polymer composition is disclosed that contains a thermoplastic elastomer combined with an α-olefin and vinyl acetate copolymer. In one embodiment, the composition contains a thermoplastic polyester elastomer combined with an ethylene and vinyl acetate copolymer. Various synergistic effects may be realized by combining the two polymers together. In particular,...

Propylene-hexene random copolymer produced in the presence of a ziegler natta catalyst
03/20/14 - 20140079899 - Propylene copolymer a. comprising at least 1-hexene as a comonomer, b. having a comonomer content in the range of 1.0 to 3.0 wt.-%, c. having a xylene soluble fraction equal or below 2.5 wt.-%, and d. being partially crystallized in the β-modification....

Tube weight
03/13/14 - 20140072744 - The present invention specifies a tube weight that is characterized as a tube weight used to maintain the position of a dip tube in an optimal location within a container while allowing liquid to flow through; made out of polyvinylidene difluoride; and while being highly non-reactive as is required in...

Transparent polyamide-imides
03/13/14 - 20140072745 - and also moulding compounds based thereon, a method for production, and uses....

Modified polylactic acid, polymeric blends and methods of making the same
03/13/14 - 20140072746 - Polymeric compositions and processes of forming the same are discussed herein. The processes generally include contacting a polylactic acid with a reactive modifier selected from epoxy-functionalized polybutadiene, ionic monomer, and combinations thereof....

Monolayer tubes comprising thermoplastic polyamide
03/06/14 - 20140065338 - Disclosed is a monolayer tube comprising a melt-blended thermoplastic composition consisting essentially of (A) a polyamide resin selected from the group consisting of PA 614, PA 616, PA 618 and blends of these; and optionally: (B) one or more polymeric toughener(s); (C) one or more plasticizer(s); and (D) one or...

Apparatus and method for making a silicone article
02/20/14 - 20140050871 - An apparatus for forming a silicone article is disclosed. The apparatus includes an pumping system to deliver the silicone formulation to a die, the silicone formulation having a viscosity of less than about 2,000,000 centipoise; the die having a distal end, a proximal end, and a channel there between, wherein...

Polyolefin pipe with improved migration behaviour
02/06/14 - 20140037879 - The present invention relates to a pipe comprising a polyolefin composition with low migration of the used additives and its decomposition products, especially phenolics, out of the composition, at the same time showing good pressure testing performance....

Plate building material
01/23/14 - 20140023811 - The present invention discloses a plate building material, which comprises a plurality of strip fiber units, a filler and a coupling agent. The plurality of strip fiber units includes a plurality of crude chaffs. The fiber axes of the chaffs are randomly oriented. A plurality of gaps exists among the...

Composite waste and water transport elements and methods of manufacture for use on aircraft
01/23/14 - 20140023812 - Embodiments of the present invention provide composite waste and water transport elements that can be designed having various unique shapes and methods for their manufacture....

Polymeric members and methods for marking polymeric members
01/23/14 - 20140023813 - Generally, polymeric members and laser marking methods for producing visible marks on polymeric members, such as on thin and/or curved surfaces. The laser marking methods can include methods of laser marking straws with the step of matching laser source properties to the properties of straws being marked or with the...

Ternary blends of terephthalate or isophthalate polyesters containing eg, chdm and tmcd
01/09/14 - 20140010982 - Disclosed are ternary polyester blends that contain at least one polyester comprising terephthalic or isophthalic acid, ethylene glycol, and 1,4-cyclohexanedimethanol residues, and at least one polyester comprising terephthalic or isophthalic acid, 2,2,4,4-tetramethyl-1,3-cyclobutanediol, and 1,4-cyclohexanedimethanol residues. The ternary polyester blends have improved clarity, toughness, and fabrication characteristics and are useful for...

Ethylene-based compositions
01/02/14 - 20140004287 - The invention provides a composition comprising the following: A) an ethylene-based polymer; B) a compound selected from Formula 1, as shown herein, wherein R1 and R2 are each independently selected from a C1-C20 alkyl group; X is selected from Cl, Br, I, F, OH, NH2, NHR′ or NR′R″, where R′...

Polyethylene-based structure
12/26/13 - 20130344270 - The present invention provides a polyethylene-based structure including from 60 to 90% by mass of a polyethylene (A), from 5 to 35% by mass of an acid-modified polyethylene (B) and from 5 to 35% by mass of a m-xylylene group-containing polyamide (C), in which the m-xylylene group-containing polyamide (C) is...

Controlling melt fracture in bimodal resin pipe
12/05/13 - 20130323450 - A method of preparing a medium-density polyethylene pipe comprising melting a multimodal metallocene-catalyzed polyethylene resin to form a molten polyethylene, wherein the multimodal metallocene-catalyzed polyethylene resin has a density of from about 0.925 g/ml to about 0.942 g/ml, a magnitude of slip-stick greater than about 300 psi, a stress for...

Plasticized polyoxymethylene
12/05/13 - 20130323451 - The present invention relates to a molding composition, molded parts obtainable therefrom as well as the use of the molding composition for the manufacturing of molded parts used in the automotive industry, as well as for cables, pipes, tubes, corrugated pipes, fuel pipes, air pipes, fuel hoses, break hoses, air...

Compositions, methods of making the same, and articles prepared from the same
11/28/13 - 20130316111 - A composition comprising at least the following components: (A) a first composition comprising the following: i) a first interpolymer comprising, in polymerized form, ethylene, an α-olefin, and a nonconjugated polyene; ii) a second interpolymer comprising, in polymerized form, ethylene, an α-olefin and a nonconjugated polyene; and wherein the first composition...

Heterophasic polypropylene with excellent creep performance
11/21/13 - 20130309431 - Heterophasic propylene copolymer comprising (a) a matrix (M) being a polypropylene (PP), said polypropylene (PP) has a polydispersity index (PI) of at least 5.0, and (b) an elastomeric propylene copolymer (EC) dispersed in said matrix (M), wherein (i) said heterophasic propylene copolymer has a melt flow rate MFR2 (230° C.)...

Silicone tubing and method for making and using same
11/14/13 - 20130302548 - Silicone tube structures are formed having a particular dimensional accuracy. In one embodiment, a silicone tube structure can include an extruded hollow body having an inner bore. The extruded hollow body can have an inner diameter, an outer diameter, and a length of at least approximately 20 m. The extruded...

Polycarbonate nanocomposites
11/14/13 - 20130302549 - Nanocomposites comprising a sulfonated telechelic polycarbonate and an organically modified clay are disclosed. The polycarbonate nanocomposites have improved physical and mechanical properties....

Resin composition and molded article containing the same
11/07/13 - 20130295308 - The present invention provides a polyamide resin composition not only having an appropriate melt viscosity despite addition of a conductive filler thereto but also having excellent moldability, conductivity, low-temperature impact resistance, and fuel barrier properties. The present invention is a polyamide resin composition containing specific amounts of a polyamide, a...

Single site polymer
10/31/13 - 20130287983 - A single site catalysed ethylene polymer including ethylene and optionally at least one comonomer having a Mw/Mn of less than 5 and wherein the total amount of unsaturations of the ethylene polymer is at least 0.8....

Fluid extrusion space structure system
10/31/13 - 20130287984 - an extrusion material container and an extrusion module that operate in a microgravity environment, wherein said extrusion module is in fluid communication with said extrusion material container's interior so that extrusion material can flow from inside said extrusion container out through said extrusion module....

Antioxidant compounds for polyolefin resins
10/31/13 - 20130287985 - The present invention is a composition suitable for use as an antioxidant for polyolefin resins, said composition having a structure corresponding to the formula: wherein R1, R2, R3, R4, R5 and R6 are selected from a hydrogen or an alkyl group having 1 to 24 carbon atoms, or a branched...

Ethylene copolymer with improved hygienic property and process for preparing the same
10/24/13 - 20130280461 - Provided is an ethylene copolymer having improved hygienic property. More particularly, the ethylene copolymer satisfies a correlation between a density thereof and an extract content. The ethylene copolymer having improved hygienic property can be applied in injection molding, rotation molding, or blow molding....

Ultraviolet radiation stabilized polyarylene sulfide composition
10/17/13 - 20130273283 - Disclosed is a UV stabilized polyarylene sulfide composition, methods of forming the composition, and UV stabilized products that can be formed of the composition. The UV stabilized polyarylene sulfide composition can include a reactively functionalized polyarylene sulfide polymer in conjunction with a UV stabilizer. The reactivity of the polyarylene sulfide...

Biodegradable multi-block co-polymers
10/17/13 - 20130273284 - The invention relates to a biodegradable multi-block copolymer, comprising at least two hydrolysable segments derived from pre-polymers A and B, which segments are linked by a multi-functional chain-extender and are chosen from the pre-polymers A and B, and triblock copolymers ABA and BAB, wherein the multi-block copolymer is amorphous at...

Elastomer resins, fibers and fabrics thereof, and uses thereof
10/17/13 - 20130273285 - The present invention relates to elastomeric resins, fibers made from said resins, fabrics made with said fibers, and applications and uses for the resins, fibers and fabrics. The elastomer resins of the invention provide high strength fibers and well balanced fabrics with good physical properties and chemical resistance, making them...

Polyamide compositions with improved optical properties
09/26/13 - 20130251929 - This urea compound is used for improving the optical properties of the polyamide polymer composition. The present invention also relates to shaped articles obtained from said composition and to novel urea compounds....

Fluorine-containing polymer comprising a sulfinate-containing molecule
09/26/13 - 20130251930 - Described herein is a composition having a fluoropolymer derived from the polymerization of a monomer and a sulfinate-containing molecule, wherein the sulfinate-containing molecule is selected from the group consisting of Formula (I), Formula (II); and combinations thereof, wherein X1, X2, and X3 are each independently selected from H, F, Cl,...

Flame-retardant, flexible resin composition and resin tube and insulated wire using same
09/19/13 - 20130243988 - The flame-retardant, flexible resin composition contains a resin component that mainly contains chlorinated polyethylene, and 0.5 to 20 parts by mass of a zeolite-based compound relative to 100 parts by mass of the chlorinated polyethylene, and is cross-linked by irradiation with ionizing radiation. The resin tube and the insulated wire...

Two- and three-component siloxanes and related compounds and compositions
09/05/13 - 20130230676 - wherein the variable are as defined in the specification. The compositions are antimicrobial and optionally curable, and useful, inter alia, in dental, medical, and industrial applications for reinforcement and/or adhering two surfaces together....

Polyphenylsulfone-polytetrafluoroethylene blend for anti-wear tapes in flexible oil pipes
09/05/13 - 20130230677 - The invention relates to an improved blend of polyphenylsulfone (PPSU) and polytetrafluoroethylene (PTFE) for producing friction-reducing tapes (anti-wear tapes) used as a friction-reducing intermediate layer in flexible fluid pipes, e.g. oil pipes....

Process for cross-linked polyethylene production
08/22/13 - 20130216750 - A method of producing a silane cross-linked polyethylene is disclosed which includes maleating a polyethylene polymer to form a maleated polyethylene and reacting the maleated polyethylene with a primary or secondary amino silane to form a silane-grafted polyethylene. The method further includes treating the silane-grafted polyethylene in a moisture curing...

Resin hose and method of producing the same
08/22/13 - 20130216751 - in which the resin layer is formed of a sea phase formed of the components (A) to (C), and needle-like island phases each formed only of the component (B), the needle-like island phases being arranged along a longitudinal direction of the hose....

Oligomeric light stabilizers with a specific functionalization
08/22/13 - 20130216752 - A compound of the formula (I) wherein m and n are independently of one another a number from 1 to 50; the ratio of m/n is 1:10 to 10:1, the recurring units X can have the same definition or different definitions, the recurring units Y can have the same definition...

Modified polymer compositions
08/08/13 - 20130202830 - The invention provides a first composition comprising at least the following: i) a modified polymer comprising at least one branched modified polymer macromolecule (b1) and at least one linear modified polymer macromolecule (a1), and wherein the at least one branched modified polymer macromolecule and the at least one linear modified...

Peba-based composition and use thereof for the manufacture of a transparent article having high-velocity impact resistance
08/08/13 - 20130202831 - PA blocks comprise more than 50 mol % of an equimolar combination of at least one cycloaliphatic diamine and of at least one aliphatic dicarboxylic acid having from 12 to 36 carbon atoms, represent 20 to 90% by weight, out of the total weight of the copolymer, have a number-average...

Polymer compositions comprising poly(arylether ketone)s and graphene materials
08/08/13 - 20130202832 - Polymer compositions comprising poly(aryl ether ketone)s and graphene materials. In particular, a polymer composition comprising: A) a poly(arylether ketone) and B) 0.1 to 70 wt. %, based on the combined weight of A) and B), of at least one non-tubular graphene material. Use of such polymer compositions for the manufacture...

Foam and methods of making the same
07/04/13 - 20130171393 - Foam products are provided including starch in combination with a small amount of a superabsorbent polymer. Also provided are expandable compositions (e.g., foam precursors) and methods of making a foam product in which a small quantity of a superabsorbent polymer is present....

Polyamide composition containing ionomer
07/04/13 - 20130171394 - Disclosed is a composition comprising polyamide comprising nylon-6 and optionally nylon-6,66, nylon-66, nylon-610, nylon-612, nylon-11, nylon-12 and an ionomer comprising an ethylene carboxylic acid copolymer, wherein 30 to 90% of the total carboxylic acid functionalities are neutralized to salts with a mixture of zinc cations and cations of a second...

Polyimide resins for high temperature applications
07/04/13 - 20130171395 - Polyimide resin compositions that contain an aromatic polyimide, graphite, and acid-washed kaolinite are found to exhibit high thermal oxidative stability. Such compositions are especially useful in molded articles that are exposed to high temperatures, such as bushings, bearings, and seal rings that are used in aerospace, transportation, and materials handling...

Polyimide resins for high temperature applications
07/04/13 - 20130171396 - Polyimide resin compositions that contain an aromatic polyimide, graphite, and acicular titanium dioxide are found to exhibit high thermal oxidative stability. Such compositions are especially useful in molded articles that are exposed to high temperatures, such as bushings, bearings, and seal rings that are used in aerospace, transportation, and materials...

Poly(phenylene ether) articles and compositions
06/06/13 - 20130142976 - A composition useful for the injection molding of fluid engineering parts includes specific amounts of a high molecular weight poly(phenylene ether), a polystyrene, and glass fibers. The composition provides improved hydrostability and reduces or eliminates the butadiene monomer that is present in comparative compositions containing rubber-modified polystyrene. Fluid engineering articles...

Polyoxymethylene modified with imidized acrylic resins
05/30/13 - 20130136881 - Described herein are compositions comprising (a) 92 to 99 weight percent, of polyoxymethylene with number average molecular weight from 65,000 to 250,000 g/mole; and (b) 1 to 8 weight percent of an imidized acrylic resin obtained by treating an acrylic polymer with a monoalkyl amine, wherein the weight percents of...

Water-impervious, removable caulk and sealant composition
05/30/13 - 20130136882 - A stable caulk or sealant composition containing as principal ingredients styrene-ethylene/butylene-styrene copolymer, heptane solvent, and a resin is disclosed. The composition is generally employed in a canister pressurized with a propellant to expel a stream of water-impervious sealant to fill cracks, crevices and gaps to water damage. When desired, the...