Patent application number | Description | Published |
20080283791 | Fibre Reinforced Propylene Foam - The present invention relates to a foamed polypropylene composition comprising a propylene homo- and/or copolymer and glass fibres, wherein (i) the composition has a density of 50 to 950 kg/m | 11-20-2008 |
20100048808 | LOW TEMPERATURE PE TOPCOAT - The present invention concerns the use of a particular ethylene polymer for providing coating compositions displaying improved values for elongation at break at −45° C., rendering coating compositions prepared in accordance with the present invention suitable for low temperature applications. | 02-25-2010 |
20100143631 | LOW MIGRATION POLYOLEFIN COMPOSITION - The present invention relates to a composition comprising: a) a polyolefin (A); b) a compound (B) according to formula (I), wherein R and R′ each is the same or different residue and comprising at least 6 C-atoms; c) a phenolic compound (C), having the formula (II) wherein R is an non-substituted or substituted aliphatic or aromatic hydrocarbyl radical which may comprise heteroatoms, or R is an heteroatom; X is H, OH, and/or R′; whereby R′ is a hydrocarbyl radical or hydrogen, and n is 1 to 4; and d) optionally, an UV-light stabilizer (D), wherein for the composition the total amount of migrated compounds (B), (C) and, if present, (D), as well as their decomposition products is equal to or less than 1.8 microgram per liter with a ratio S/V dm | 06-10-2010 |
20100168324 | HIGH TEMPERATURE PP ADHESIVE - The present invention relates to an adhesive composition providing high peel strength in particular at high temperatures, an article comprising a layer of the adhesive and the use of the adhesive. | 07-01-2010 |
20100266798 | LOW MIGRATION POLYOLEFIN COMPOSITION COMPRISING VITAMIN E-TYPE STABILISER - The present invention relates to a polyolefin composition comprising (a) a polyolefin (A), (b) a vitamin E-type stabiliser (B) according to formula (I), wherein R1, R2, R3, R4 and R5 independently are H, or non-substituted or substituted aliphatic or aromatic hydrocarbyl radicals which may comprise heteroatoms, and (c) a phenolic stabilizer (C) according to formula (II), wherein R6, R7 and R8 independently are non-substituted or substituted aliphatic or aromatic hydrocarbyl radicals which may comprise OH-groups; and X1, X2, and X3 independently are H or OH, with the provisio that at least one of X1, X2 and X3 is OH, and (d) optionally, an UV stabilizer, to an article comprising such a polyolefin composition and to the use of such a composition for the production of an article. | 10-21-2010 |
20100279047 | Coated Pipes Having Improved Mechanical Properties at Elevated Temperatures and a Method of Production Thereof - The present invention deals with coated pipes having a layer of multimodal polyethylene. The multimodal ethylene copolymer is a copolymer of ethylene with one or more alpha-olefin comonomers having from 4 to 10 carbon atoms and has a weight average molecular weight of from 70000 g/mol to 250000 g/mol and a melt index MFR | 11-04-2010 |
20100313986 | PROCESS FOR COATING A PIPE WITH HIGH THROUGHPUT USING MULTIMODAL ETHYLENE COPOLYMER, AND COATED PIPES OBTAINED THEREOF - The present invention deals with coated pipes having a layer of multimodal polyethylene. The multimodal ethylene copolymer is a copolymer of ethylene with one or more alpha-olefin comonomers having from 4 to 10 carbon atoms and has a weight average molecular weight of from 70000 g/mol to 250000 g/mol, the ratio of the weight average molecular weight to the number average molecular weight, Mw/Mn, of from 15 to 50, a melt index MFR | 12-16-2010 |
20110011482 | WELL TUBINGS WITH POLYMER LINERS - The invention relates to well tubings, in particular oil well tubings, having an improved resistance to abrasion and corrosion. A well tubing comprises a plurality of tubing sections each having a bore and an inside diameter, wherein at least part of the tubing sections has polymer liners disposed within said bore of said tubing section, characterized in that said polymer liners are comprised of crosslinked polyethylene. | 01-20-2011 |
20110120587 | PROCESS FOR COATING A PIPE WITH HIGH THROUGHPUT USING MULTIMODAL ETHYLENE COPOLYMER, AND COATED PIPES OBTAINED THEREOF - The present invention deals with coated pipes having a layer of multimodal polyethylene. The multimodal ethylene copolymer is a copolymer of ethylene with one or more alpha-olefin comonomers having from 4 to 10 carbon atoms and has a weight average molecular weight of from 70000 g/mol to 250000 g/mol, the ratio of the weight average molecular weight to the number average molecular weight, Mw/Mn, of from 15 to 50, a melt index MFR | 05-26-2011 |
20110250374 | ARTICLE COATED WITH A COMPOSITION COMPRISING POLYETHYLENE PREPARED WITH A SINGLE SITE CATALYST - The present invention relates to an article coated with a composition comprising (A) an ethylene homo- or copolymer resin which has been prepared by using a single-site catalyst further characterized in that component (A) has an MFR | 10-13-2011 |
20110257311 | POLYOLEFIN COMPOSITION FOR WATER PIPES WITH GOOD RESISTANCE TO CHLORINE DIOXIDE AND LOW MIGRATION - The present invention relates to a polyolefin composition with good resistance to degradation caused by chlorine dioxide-containing water and at the same time showing low migration of the used additives and its decomposition products, especially phenols, out of the composition. The present invention is also directed to a pipe made of such a polyolefin composition. The present invention further relates to the use of the polyolefin composition for the production of a pipe and to the use of a combination of particular types of antioxidants for increasing the resistance of a polyolefin composition against degradation caused by contact with chlorine dioxide-containing water and for maintaining at the same time a low migration of the used additives and its decomposition products, especially phenols, out of the polyolefin composition. | 10-20-2011 |
20110257312 | POLYOLEFIN COMPOSITION FOR WATER PIPES WITH IMPROVED CHLORINE RESISTANCE - The present invention relates to the use of compound (A) and compound (B) in a polyolefin composition for increasing the lifetime of a pipe made of said polyolefin composition which pipe is in permanent contact with chlorinated water, wherein compound (A) has the following formula (I): wherein R | 10-20-2011 |
20120000538 | POLYOLEFIN COMPOSITION FOR WATER PIPES WITH INCREASED RESISTANCE TO CHLORINE DIOXIDE - The present invention relates to a polyolefin composition with increased resistance to degradation caused by ClO | 01-05-2012 |
20120118390 | CHLORINE DIOXIDE RESISTANT POLYETHYLENE PIPES, THEIR PREPARATION AND USE - The present invention deals with the use of pipes made of cross-linked polyethylene for transporting water containing chlorine dioxide. Cross-linked polyethylene has a resistance of more than 3500 hours against water treated with chlorine dioxide when tested according to a modified method of ASTM F2263-03. Especially, the pipes made of cross-linked polyethylene can be used for transporting drinking water which had been disinfected by using chlorine dioxide. | 05-17-2012 |
20130178579 | LOW TEMPERATURE PE TOPCOAT - The present invention concerns the use of a particular ethylene polymer for providing coating compositions displaying improved values for elongation at break at −45° C., rendering coating compositions prepared in accordance with the present invention suitable for low temperature applications. | 07-11-2013 |
20130197136 | POLYOLEFIN COMPOSITION FOR WATER PIPES WITH INCREASED RESISTANCE TO CHLORINE DIOXIDE - The present invention relates to a polyolefin composition with increased resistance to degradation caused by ClO | 08-01-2013 |
20140037879 | POLYOLEFIN PIPE WITH IMPROVED MIGRATION BEHAVIOUR - 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. | 02-06-2014 |
20140069547 | COATING COMPOSITION - Coating composition comprising an ethylene copolymer containing not more than 5 mole-% comonomer, whereby the fraction of the ethylene copolymer having a molecular weight of 300 000 g/mol-600 000 g/mol has a methyl branching of more than 4.0 Methyl per 1000 C as determined by SEC/FT-IR analysis. | 03-13-2014 |
20140093730 | SILANE CROSSLINKABLE POLYMER COMPOSITION - The invention is directed to a silane crosslinkable polymer composition which comprises a polyolefin (a) bearing hydrolysable silane group(s) containing units. The polymer composition is suitable for producing crosslinkable articles, preferably one or more layers of a cable. The formed article, preferably a cable, is preferably crosslinked before the enduse thereof. | 04-03-2014 |
20140127505 | SILANE CROSSLINKABLE POLYMER COMPOSITION - The invention is directed to a silane crosslinkable polymer composition which comprises a polyolefin (a) bearing hydrolysable silane group(s) containing units. The polymer composition is suitable for producing crosslinkable articles, preferably one or more layers of a cable. The formed article, preferably a cable, is preferably crosslinked before the end use thereof. | 05-08-2014 |
20140163145 | POLYOLEFIN COMPOSITION FOR PIPES AND FITTINGS WITH INCREASED RESISTANCE TO CHLORINE DIOXIDE - The present invention relates to a polyolefin composition with increased resistance to degradation caused by ClO | 06-12-2014 |
20140275427 | NEW POLYETHYLENE - The present invention relates to a low density polyethylene having a molecular weight distribution Mw/Mn which is greater than 15, a storage modulus G′ (5 kPa) which is above 3000 and a vinylidene content which is at least 15/100k C, compositions, a process for production of the low density polyethylene, a continuous ethylene polymerization method for introducing vinylidene in a low density polyethylene, a method for an extrusion coating process, an article, e.g. an extrusion article, and use in extrusion coating. | 09-18-2014 |
20140295186 | CABLE COMPRISING A SILANE CROSSLINKABLE POLYMER COMPOSITION - The invention relates to a cable comprising a conductor surrounded by at least one crosslinkable layer comprising a polymer composition which comprises (a) a polyolefin bearing hydrolysable silane groups and a silanol condensation catalyst compound, as well as to a production process of such cable. | 10-02-2014 |
20140296398 | Use of a Polyolefin Composition for Pipes and Fittings With Increased Resistance to Chlorine Dioxide - The present invention relates to the use of a polyolefin composition for water pipes or fittings with increased resistance to degradation caused by chlorine dioxide-containing water, particularly to the use of a combination of particular types of antioxidants for increasing the resistance of a polyolefin composition against degradation caused by contact with chlorine dioxide-containing water. | 10-02-2014 |
20140302266 | POLYOLEFIN PIPE WITH IMPROVED MIGRATION BEHAVIOUR - 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. | 10-09-2014 |