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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



Self lubricated cpvc resin with improved properties
04/30/15 - 20150118428 - The disclosed technology relates to a compound suitable for preparing articles, such as pipe, with good physical properties, such as impact strength, and resistance to environmental stress cracking (ESC). In particular, the technology relates to a vinyl chloride copolymer resin, such as chlorinated polyvinyl chloride or polyvinyl chloride, herein collectively...

Carbinol-terminated polymers containing allylamine
04/30/15 - 20150118429 - A is a divalent organic radical which, as well as C and H, may contain heteroatoms such as O, N, S and/or Si....

Use of carbon-based nanofillers at a very low content for the uv stabilization of composite materials
04/30/15 - 20150118430 - The use of very low concentrations of carbon nanofillers selected from among carbon nanotubes, carbon nanofibres, graphene or a mixture of same in any proportions, in order to improve resistance to ageing, in particular protection against ultraviolet (UV) light, of a composite material based on a polymer matrix. A composite...

Fluororesin and riser pipe
04/23/15 - 20150110984 - An object of the present invention it to provide a novel fluororesin that has excellent mechanical strength and chemical resistance, and very low permeability at high temperature. The fluorine resin a copolymer that includes copolymerized units derived from tetrafluoroethylene, vinylidene fluoride, and an ethylenically unsaturated monomer other than tetrafluoroethylene and...

Coded cuttable strips for individualizing material samples
04/16/15 - 20150104596 - Prior art for processing human cell or tissue biopsy specimens implies the individualization of the specimens by marking the specimen containers (e.g. for transportation) and the specimen holders (e.g. plastic cassettes, glass slides) but not the specimen itself. The specimen processing steps include several manual transfers of the specimens between...

Double component system for polyolefin compatibilization
04/16/15 - 20150104597 - c) an ethylene/propylene copolymer grafted or copolymerized with a carboxylic acid or a derivative thereof....

Thermoplastic composition for use in high impact applications
04/16/15 - 20150104598 - A thermoplastic composition comprising from about 50 to about 99 by weight percent of a nylon 6,6 resin, from about 1 to about 50 by weight percent of a polymer performance modifier and about from 0.01 to about 25 by weight percent of a silicone based additive, wherein the silicone...

Tube made of hydrophilized silicone
04/09/15 - 20150099079 - The invention relates to a process for the production of a piece made of silicone including: (a) the blending of 100 parts by weight of an HCR silicone base having a viscosity of greater than 106 mPa.s with from 0.3 to 7 parts by weight, such as from 0.5 to...

Flame-retardant resin composition, flame-retardant heat-shrinkable tube, and flame-retardant insulated electric wire
04/02/15 - 20150093529 - Provided are a halogen-free flame-retardant resin composition containing a metal hydroxide as a flame retardant, the resin composition having good flame retardancy even when a mixing proportion of the metal hydroxide is reduced and having good print quality, a flame-retardant heat-shrinkable tube formed by using the flame-retardant resin composition, and...

Silicone article, a tube and method of forming an article
04/02/15 - 20150093530 - The disclosure is directed to a silicone article. The silicone article includes a silicone composition, the silicone composition including a silicone matrix component, a fumed silica filler; and a vinyl-terminated silicone polymer having a viscosity of about 500 centipoise to about 5000 centipoise, wherein the silicone article has a turbidity...

Modified polymer compositions
03/26/15 - 20150086735 - A process for the continuous preparation of modified elastomeric polymers includes (i) providing and polymerizing at least one conjugated diene monomer and, optionally, one or more aromatic vinyl monomer in the presence of an anionic initiator and a compound according to Formula I, e.g. 2,2-di-(2-oxolanyl)propane or a derivative thereof, to...

Polyethylene articles
03/26/15 - 20150086736 - A polyethylene article comprises crystalline polyethylene in an orthorhombic unit cell. The b-axes of the crystalline polyethylene are substantially aligned with the machine direction of the article. In particular, the Herman's index of the b-axes in the machine direction is greater than zero and greater than the Herman's indices of...

Compositions comprising epdm and a polyolefin elastomer, preparation and use thereof
02/26/15 - 20150056392 - Provided are compositions comprising: (a) an ethylene-propylene-diene terpolymer having a Mooney viscosity [ML(1+4) 125° C.] of about 25 to about 300 and an ethylene content of at least about 60 wt % of the ethylene-propylene-diene terpolymer; and (b) a polyolefin elastomer. The presence of the polyolefin elastomer improves rheological properties...

Resin composition for fuel tubes, and fuel tube
02/26/15 - 20150056393 - A resin composition for fuel tubes includes an aromatic polyamide resin (A), an aliphatic polyamide resin (B), and an aminoethylated acrylic polymer (C), wherein a polyamide resin obtained by an amine-exchange reaction between (A) and (B) is contained, and at least one selected from the group consisting of the polyamide...

Light transmitting copolymers
01/22/15 - 20150024158 - A copolymer which can be formed from a mixture of nylon 6,12 and nylon 6,10 along with other possible components. The nylon copolymer is not only clear (transparent) but also exhibits high dimensional stability in varying environments, limited water absorption, good wear resistance, the ability to accommodate large amounts of...

Fluororubber composition
01/15/15 - 20150017364 - A fluororubber composition including a fluororubber having an iodine content of 10 to 90 mol % for the total mole of the polymer end groups and a carbon black (B), wherein a difference (δG′), represented by G′(1%)-G′(100%), is not lower than 120 kPa and not higher than 3,000 kPa, where...

Multimodal polyolefin resin and molded product prepared therefrom
01/15/15 - 20150017365 - Multimodal polyolefin resin having excellent characteristics such as moldability, mechanical strength, external appearance and a polyolefin resin molded product are disclosed. The polyolefin resin satisfies all requirements of following (1) to (5), (1) density (d): 0.934 to 0.963 g/cm3, (2) melt flow index (MIE, 190° C., 2.16 kg load condition):...

Thermoplastic polyurethane and associated method and article
01/01/15 - 20150004341 - A thermoplastic polyurethane is formed by the reaction of a specific hydroxy-diterminated poly(phenylene ether) and an organic diisocyanate. The polyurethane-forming reaction optionally employs diols other than the hydroxy-diterminated poly(phenylene ether). Compared to thermoplastic polyurethanes lacking the residue of the hydroxy-diterminated poly(phenylene ether), the thermoplastic polyurethanes described herein exhibit properties including...

Mass optimized extrusions, assemblies including the same and methods of making and using the same
01/01/15 - 20150004342 - A number of variations may include a product including an extrusion having an extruded profile including a first section having a first thickness and a second section having a second thickness wherein the second thickness is greater than the first thickness....

Polyolefin flame retardant composition and synergists thereof
01/01/15 - 20150004343 - There is provided herein a flame-retarded polyolefin composition comprising a thermoplastic polyolefin, an inorganic flame retardant filler and a metal phosphonate or metal phosphinate synergist of the general formula (A): where Me is a metal, R1 and R2 are the same or different linear or branched or cyclic alkyls having...

Process for production of cross-linked polyethylene articles
12/25/14 - 20140377492 - A method of producing a sliane 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...

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...