Patent application number | Description | Published |
20090105417 | Polymer Blends from Interpolymers of Ethylene/Alpha-Olefin with Improved Compatibility - Disclosed herein are polymer blends comprising at least one ethylene/α-olefin interpolymer and two different poly-olefins which can be homopolymers. The ethylene/α-olefin interpolymers are block copolymers comprising at least a hard block and at least a soft block. In some embodiments, the ethylene/α-olefin interpolymer can function as a compatibilizer between the two polyolefins which may not be otherwise compatible. Methods of making the polymer blends and molded articles made from the polymer blends are also described. | 04-23-2009 |
20100048792 | A POLYPROPYLENE COMPOSITION, A METHOD OF PRODUCING THE SAME, AND ARTICLES MADE THEREFROM - The instant invention is a polypropylene composition, a method of producing the same, and articles made therefrom. The polypropylene composition according to instant invention includes the reactive melt blending product of a high crystalline polypropylene having a crystallinity of at least 64 percent, an elastomer, a coupling agent, and optionally a filler. The polypropylene composition according to instant invention has a melt flow rate in the range of less than 1 g/10 minutes measured at 230° C. under a load of 2.16 kg in accordance with ASTM-D 1238. The method of producing a polypropylene composition according to instant invention includes the following steps: (1) reactive melt blending a high crystalline polypropylene having a crystallinity of at least 64 percent, an elastomer, and optionally a filler in the presence of a coupling agent; and (2) thereby producing the polypropylene composition having a melt flow rate in the range of less than 1 g/10 minutes measured at 230° C. under a load of 2.16 kg in accordance with ASTM-D 1238. The articles according to instant invention include the inventive polypropylene composition including the reactive melt blending product of a high crystalline polypropylene having a crystallinity of at least 64 percent, an elastomer, a coupling agent, and optionally a filler. | 02-25-2010 |
20100113698 | POLYMER BLENDS WITH ETHYLENE/a-OLEFIN INTERPOLYMERS - Embodiments of the invention provide an impact modified composition comprising ethylene/α-olefin interpolymers. The ethylene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 05-06-2010 |
20100130667 | RUBBER FILLED ORIENTED POLYMER COMPOSITION ARTICLE - Including crosslinked rubber particles in an oriented polymer composition induces cavitation in the oriented polymer composition and can increases the scratch and mar resistance as well as fibrillation resistance. | 05-27-2010 |
20100240818 | Impact Modification of Thermoplastics with Ethylene/Alpha-Olefin Interpolymers - Impact modified compositions having good impact performance can be made from a thermoplastic (e.g., a polyolefin such as polypropylene or HDPE) and a multi-block ethylene/α-olefin interpolymer. The compositions are easily molded and often have particular utility in making, for example, automotive facia, parts and other household articles. | 09-23-2010 |
20100298515 | ETHYLENE/ALPHA-OLEFIN BLOCK COPOLYMERS - Embodiments of the invention provide a class of ethylene/α-olefin block interpolymers. The ethylene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 11-25-2010 |
20110015354 | PROPYLENE/ALPHA-OLEFIN BLOCK INTERPOLYMERS - Embodiments of the invention provide a class of mesophase separated propylene/α-olefin block interpolymers with controlled block sequences. The propylene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 01-20-2011 |
20110015363 | PROPYLENE/A-OLEFIN BLOCK INTERPOLYMERS - Embodiments of the invention provide a class of propylene/α-olefin block interpolymers. The propylene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 01-20-2011 |
20110032621 | ETHYLENE/ALPHA-OLEFIN BLOCK INTERPOLYMERS - Embodiments of the invention provide a class of mesophase separated ethylene/α-olefin block interpolymers with controlled block sequences. The ethylene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 02-10-2011 |
20110054121 | BUTENE/ALPHA-OLEFIN BLOCK INTERPOLYMERS - Embodiments of the invention provide a class of butene/α-olefin block interpolymers. The butene/α-olefin inter-polymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 03-03-2011 |
20110060103 | BUTENE/A-OLEFIN BLOCK INTERPOLYMERS - Embodiments of the invention provide a class of mesophase separated butene/α-olefin block interpolymers with controlled block sequences. The butene/α-olefin interpolymers are characterized by an average block index, ABI, which is greater than zero and up to about 1.0 and a molecular weight distribution, M | 03-10-2011 |
20110082249 | BLOCK COMPOSITES IN SOFT COMPOUNDS - Embodiments of the invention provide block composites and their use in soft compounds. | 04-07-2011 |
20110082257 | BLOCK COMPOSITES AND IMPACT MODIFIED COMPOSITIONS - Embodiments of the invention provide block composites and their use as impact modifiers. | 04-07-2011 |
20110082258 | BLOCK COMPOSITIONS IN THERMOPLASTIC VULCANIZATE APPLICATIONS - Embodiments of the invention provide block composites and their use in thermoplastic vulcanizate compounds. | 04-07-2011 |
20110100438 | BUILDING INTEGRATED PHOTOVOLTAIC HAVING INJECTION MOLDED COMPONENT - The invention is a photovoltaic device comprising a photovoltaic cell assembly with an injection molded portion connected to at least one edge of the photovoltaic cell assembly where the body portion has properties and a composition enabling robust function over a period of years when the photovoltaic device is mounted on the exterior of a building. | 05-05-2011 |
20110311792 | Single-Sided Stretch Cling Film - Disclosed are single-sided stretch cling films having a cling layer, a release layer, and a core layer. The core layer is located between the cling layer and the release layer. The ding layer includes a blend of an olefin block copolymer and an ethylene-based polymer. The present films exhibit improved cling force compared to using a random ethylene copolymer in the cling layer. | 12-22-2011 |
20110313106 | CRYSTALLINE BLOCK COMPOSITES AS COMPATIBILIZERS - Embodiments of the invention provide crystalline block composites and their use as compatibilizers. | 12-22-2011 |
20110313107 | CRYSTALLINE BLOCK COMPOSITES AS COMPATIBILIZERS - Embodiments of the invention provide crystalline block composites and their use as compatibilizers. | 12-22-2011 |
20110313108 | CRYSTALLINE BLOCK COMPOSITES AS COMPATIBILIZERS - Embodiments of the invention provide crystalline block composites and their use as compatibilizers. | 12-22-2011 |
20120088868 | TPO COMPOSITIONS, ARTICLES, AND METHODS OF MAKING THE SAME - The invention provides a polyolefin composition comprising: A) a propylene-based polymer having a flex modulus of greater than 1500 MPa and an HDT of greater than 100° C.; B) an ethylene/α-olefin interpolymer having Tg of less than −30° C., a tan delta, measured at 0.1 radians/s at 190° C., of less than 3, an HDT that is greater than, or equal to, the peak melting temperature of the ethylene/α-olefin interpolymer, measured by differential scanning calorimetry; and C) a fiber filler; and D) a nitrogen source and/or a phosphorus source, wherein at least one source is derived from at least one organic compound, or salt thereof; and wherein the weight ratio of the propylene-based polmer:ethylene/α-olefin interpolymer (A:B) is from 9:1 to 6:4. | 04-12-2012 |
20120108134 | Polyolefin-Based Artificial Leather - Artificial leather comprising a multi-layer structure comprises a top coating layer, a middle foam layer, and a bottom fabric layer. The top coating layer comprises a propylene- alpha-olefin copolymer in combination with one or more elastomeric compounds, the foam layer also comprises a propylene-alpha-olefin copolymer in combination with one or more elastomeric compounds plus a blowing agent, and the fabric layer comprises a nonwoven spunbond material. | 05-03-2012 |
20120129417 | ETHYLENIC POLYMER AND ITS USE - Ethylenic polymers comprising low levels of total unsaturation are disclosed. Compositions using such ethylene polymers and fabricated articles made from them are also disclosed. | 05-24-2012 |
20120208946 | BLOCK COPOLYMERS IN SOFT COMPOUNDS - Embodiments of the invention provide block composites and their use in soft compounds. | 08-16-2012 |
20120208961 | BLOCK COMPOSITES AND IMPACT MODIFIED COMPOSITIONS - Embodiments of the invention provide block composites and their use as impact modifiers. | 08-16-2012 |
20120208962 | BLOCK COMPOSITES IN THERMOPLASTIC VULCANIZATE APPLICATIONS - Embodiments of the invention provide block composites and their use in thermoplastic vulcanizate compounds. | 08-16-2012 |
20120231287 | Interpolymers Suitable for Multilayer Films - The present invention relates to compositions and processes of making and using interpolymers having a controlled molecular weight distribution. Multilayer films and film layers derived from novel ethylene/α-olefin interpolymers are also disclosed. | 09-13-2012 |
20120277336 | RUBBER FILLED ORIENTED POLYMER COMPOSITION ARTICLE - Including crosslinked rubber particles in an oriented polymer composition induces cavitation in the oriented polymer composition and can increases the scratch and mar resistance as well as fibrillation resistance. | 11-01-2012 |
20130018150 | Impact Modification of Thermoplastics with Ethylene/Alpha-Olefin Interpolymers - Impact modified compositions having good impact performance can be made from a thermoplastic (e.g., a polyolefin such as polypropylene or HDPE) and a multi-block ethylene/α-olefin interpolymer. The compositions are easily molded and often have particular utility in making, for example, automotive facia, parts and other household articles. | 01-17-2013 |
20130177720 | Polymeric Composition and Sealant Layer with Same - Disclosed herein is a polymeric composition. The polymeric composition includes: (A) a propylene-based polymer; (B) an ethylene/a-olefin polymer; (C) a block composite comprising: i) a propylene-based crystalline polymer; ii) an ethylene/a-olefin polymer; and iii) a block copolymer comprising a propylene-based crystalline block and an ethylene/a-olefin block. The polymeric composition provides improved heat seals when formed into film, film layer, or flexible containers such as retort pouch. | 07-11-2013 |
20130183465 | Polymeric Composition with Sealant Layer with Same - Disclosed herein is a polymeric composition. The polymeric composition includes: (A) a propylene/a-olefin interpolymer; (B) an ethylene-based polymer; (C) a block composite comprising: i) a propylene-based crystalline polymer; ii) an ethylene/a-olefin polymer; and iii) a block copolymer comprising a propylene-based crystalline block and an ethylene/a-olefin block. The polymeric composition provides improved heat seals when formed into film, film layer, or flexible containers such as a retort pouch. | 07-18-2013 |
20130237655 | Composition Comprising Propylene-Alpha-Olefin Copolymer, Olefin Block Copolymer and DPO-BSA Molecular Melt - Compositions comprising (A) propylene-alpha-olefin copolymer, (B) olefin block copolymer, and (C) DPO-BSA molecular melt (MM) are useful in the preparation of the top skin layer of artificial leather multi-layer structures. | 09-12-2013 |
20130296494 | RETORTABLE EASY OPENING SEALS FOR FILM EXTRUSION - A composition of matter particularly well suited for use as a peelable seal layer is described. The composition comprises from about 50 to about 85 percent by weight of a first polymer and from 15 to 50 percent of a second polymer. The first polymer is a propylene based polymer characterized by having a melting point of at least 125° C. together with a Comonomer Composition Distribution Breadth (“CCDB”) less than 2. The second polymer is characterized by having an interfacial adhesion with the first polymer of less than 1 lb/inch. | 11-07-2013 |
20130303680 | Thermoplastic Elastomer for Cold and Wet Applications - Thermoplastic elastomer compositions including at least one elastomeric component and at least one semi-crystalline polymer are provided. In particular, thermoplastic elastomer composition characterized by an SRI less than or equal to 1.6 at 10000 Pa s, and less than 4.5 at 1000 Pa s for compositions with TMA at 1000 μm greater than 85° C. are provided. Also provided are articles made from the thermoplastic elastomeric compositions. | 11-14-2013 |
20130316111 | Compositions, Methods of Making the Same, and Articles Prepared from the Same - 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 has an MWD less than, or equal to, 3.5, a Mooney Viscosity (ML (1+4 @125° C.)) greater than, or equal to, 80, and an [(ML(1+4 @125° C.))/Mw(conv)]*1000 greater than 0.429 mole/g; (B) a thermoplastic polymer; and (C) a vulcanization agent is provided. A crosslinked composition made by heating one or more of the inventive compositions is also provided. Articles made from one or more of the inventive compositions are also provided. | 11-28-2013 |
20140323656 | FUNCTIONALIZED BLOCK COMPOSITE AND CRYSTALLINE BLOCK COMPOSITE COMPOSITIONS - The invention provides functionalized block composites and crystalline block composites. In particular, the invention provides a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent or a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent. | 10-30-2014 |
20140336328 | Thermoplastic Elastomer for Cold and Wet Applications - Thermoplastic elastomer compositions including at least one elastomeric component and at least one semi-crystalline polymer are provided. In particular, thermoplastic elastomer composition characterized by an SRI less than or equal to 1.6 at 10000 Pa s, and less than 4.5 at 1000 Pa s for compositions with TMA at 1000 μm greater than 85° C. are provided. Also provided are articles made from the thermoplastic elastomeric compositions. | 11-13-2014 |
20140343229 | FUNCTIONALIZED BLOCK COMPOSITE AND CRYSTALLINE BLOCK COMPOSITE COMPOSITIONS AS COMPATIBILIZERS - The invention provides functionalized block composites and crystalline block composites as compatibilizers. In particular, the invention provides compositions of at least three polymers and a compatibilizer. The compatibilizer comprises a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent or a functionalized olefin-based polymer formed from at least (A) and (B): (A) a crystalline block composite comprising: a block copolymer comprising a propylene-based crystalline block and crystalline ethylene-based block; a propylene-based crystalline polymer; and, a crystalline ethylene-based polymer; and (B) at least one functionalization agent. | 11-20-2014 |
20140357799 | COMPOSITIONS AND ARTICLES FORMED FROM THE SAME - The invention provides a composition comprising at least the following: A) an ethylene/α-olefin interpolymer; B) an olefin-based polymer; and C) a crosslinking agent; and wherein the ethylene/α-olefin interpolymer of component A) has the following properties: i) has a density greater than, or equal to, 0.850 g/cc; ii) a molar ratio of “vinyl to total unsaturation” greater than, or equal to, 1/10; iii) an 110/12 ratio from 6.2 to 40. | 12-04-2014 |
20140364572 | HIGH FREQUENCY WELDABLE POLYOLEFIN COMPOSITIONS INCLUDING POLAR POLYMERS - A polyolefin-based composition showing improved weldability using high frequency (HF) includes (1) a base polymer selected from (a) a homogeneously branched, linear or substantially linear ethylene/α-olefin copolymer; (b) a homogeneously branched propylene/α-olefin copolymer; or (c) a combination thereof; and (2) at least one secondary component selected from (a) an ethylene vinyl acetate copolymer having from 5 to 40 wt % vinyl acetate; (b) an ethylene-ethyl acrylate having from 5 to 25 wt % ethyl acrylate; and (c) a combination thereof. The combination of the specified polyolefin with the specified secondary component, which is a polar polymer, makes these formulations HF weldable, with a cohesive welding failure, a weld strength for 10 mil thick film greater than 7 lb/in (1.23 N/mm) at a weld time of less than or equal to 6 seconds. The formulations may also exhibit good calendering processability and mechanical properties. | 12-11-2014 |
20140377576 | Adhesion Promoter Composition for Polyolefin Substrate - The present disclosure is directed to an adhesion promoter composition comprising of a solvent and a functionalized olefin block copolymer, and articles with the adhesion promoter composition applied thereto. The adhesion promoter composition can be halogen-free. | 12-25-2014 |
20140378601 | Reinforced Polypropylene Composition - The present disclosure provides a composition comprising:
| 12-25-2014 |
20150025165 | FOAMABLE COMPOSITIONS, FOAMS AND ARTICLES THEREOF - A foamable composition comprising at least an olefin block copolymer, an olefin copolymer, an oil, a blowing agent and a crosslinking agent is provided. The olefin block copolymer has a Mw/Mn from 1.7 to 3.5, and at least one melting point, Tm, in degrees Celsius, and a density, d, in gram/cubic centimeter, wherein the numerical values of Tm and d correspond to the relationship: Tm>−2002.9+4538.5(d)−2422.2(d) | 01-22-2015 |