| Patent Number |
Title Of Patent |
Date Issued |
| 6986922 |
Singlelayer and multilayer polyolefin foam pipes |
January 17, 2006 |
| Single layer and multilayer polyolefin foam pipes with improved compression resistance have a polyolefin foam layer which consists of mixtures of modified propylene polymers having strain hardening behaviour or propylene homopolymers with a stereospecifity index >98% or propylene |
| 6930149 |
Polyolefin compositions with improved properties |
August 16, 2005 |
| The invention relates to polyolefin compositions with good impact strength and transparency comprising a) 85-98 wt % based on the total weight of the composition of a heterophasic propylene/.alpha.-olefin copolymer comprising a polymer or copolymer of propylene and an .alpha.-olefin w |
| 6797778 |
Use of modified olefin polymers for producing polyolefin products with improved toughness, stren |
September 28, 2004 |
| Use of modified olefin polymers for production of polyolefin products with improved toughness, strength and heat resistance. Polyolefin products with high requirements for toughness, strength and heat resistance, produced from modified olefin polymers based on modified propylene polymers |
| 6537473 |
Process of making polyolefin fibers |
March 25, 2003 |
| Polyolefin fibers and polyolefin yarns of high strength and elongation and textile fabrics produced therefrom, which consist of modified propylene polymers, unmodified propylene polymers and adjuvants, are produced by melting the polyolefin mixtures in the extruder, transferring the melt |
| 6433109 |
Modified polypropylenes of improved processability |
August 13, 2002 |
| Modified polypropylenes of improved processability are produced by a continuous method by absorptively charging polypropylene particles at 20.degree. to 120.degree. C. with a gas mixture, which contains oxygen and bifunctional, unsaturated monomers, and melting the mixture.The modified p |
| 6433087 |
High resistance polypropylene tube |
August 13, 2002 |
| The invention relates to a high resistance polypropylene tube especially with a high modulus of elasticity in extension, high impact strength, annular rigidity and resistance towards knocks. The inventive tube is made of polypropylene and has a modulus of elasticity in extension of 1300- |
| 6388020 |
Structural isomers of poly (alkyl ethylenes) |
May 14, 2002 |
| Structurally isomeric poly(alkyl ethylenes) with H and Y structures, polymeric bridging segments and a Y index of 2.times.10.sup.-3 to 8.times.10.sup.-3 (kJ/mole/degree), have decreased instability in the melt and more advantageous processing properties. The structurally isomeric pol |
| 6339123 |
Heterophasic polyolefin alloy |
January 15, 2002 |
| Heterophasic polyolefin alloys, with a semi-interpenetrating network structure and an outstanding combination of high stiffness, low temperature toughness and optionally a low coefficient of thermal expansion of propylene polymers and elastomers, are produced by melt compounding prop |
| 6310140 |
Thermoplastic elastomers of good dyeability and high strength and elasticity as well as impact-r |
October 30, 2001 |
| Thermoplastic elastomers of good dyeability and high strength and elasticity, the incorporated elastomeric particles of which have and average particle diameter of 0.05 to 5 .mu.m. The thermoplastic elastomers are formed according to a method in which mixtures of propylene homopolyme |
| 6251995 |
Polyolefin sheets and polyolefin coatings of substrates |
June 26, 2001 |
| Polyolefin sheets and/or polyolefin coatings of substrates, such as textile fabrics, plastic sheets, paper, cardboard and metal with a high dimensional accuracy and thermal shock stability, consisting of modified polypropylene polymers or mixtures of modified polypropylene polymers and |
| 6242525 |
Thermoplastic elastomers of high strength and elasticity and of good dyeability and polymer blen |
June 5, 2001 |
| Thermoplastic elastomers of high strength, high elasticity and good dyeability, the incorporated elastomeric particles of which have an average particle diameter of 0.05 to 5 .mu.m, from propylene homopolymers and/or propylene copolymers, elastomeric C.sub.2 to C.sub.8 olefin copolym |
| 6235658 |
Composite with a textile character |
May 22, 2001 |
| Composites with a textile character with a high water vapor permeability and a high waterproofness, consisting of textile fabrics, film coatings and/or extrusion coatings of modified polypropylenes and unmodified polypropylenes and optionally of an intermediate layer of bonding agent |
| 6218011 |
Polyolefin fibers and polyolefin yarns and textile fabrics produced therefrom |
April 17, 2001 |
| Polyolefin fibers and polyolefin yarns of high strength and elongation and textile fabrics produced therefrom.Polyolefin fibers and polyolefin yarns of high strength and elongation and textile fabrics produced therefrom, which consist of modified propylene polymers, unmodified propylene |
| 6204348 |
Modified polypropylenes of improved processability |
March 20, 2001 |
| Modified polypropylenes of improved processability are produced by a continuous method by absorptively charging polypropylene particles at 20.degree. to 120.degree. C. with a gas mixture, which contains oxygen and bifunctional, unsaturated monomers, and melting the mixture. The modified |
| 6187869 |
Modifiers based on ethylenes or amorphous olefin elastomers for reducing the surface tack of amo |
February 13, 2001 |
| Modifiers based on high-pressure polyethylenes or low-pressure ethylene copolymers or highly amorphous olefin elastomers or mixtures of these with polyethylenes or isotactic polypropylenes are added to highly amorphous polypropylenes to reduce their surface tack. |
| 6165928 |
Supported catalyst for olefin polymerization |
December 26, 2000 |
| Procedure for the preparation of a solid catalyst component which is active in the polymerization of olefins, comprising the steps:a) contacting a dehydrated silica support with a solution of Mg-halide or Mg-alkyl-halide or a mixture of both, optionally in the presence of and Ti-alkoxyde |
| 6136926 |
Cross-linkable, olefinic polymers and methods for their synthesis |
October 24, 2000 |
| Cross-linkable, olefinic polymers synthesized from mixtures of olefinic polymers and ethylenically unsaturated organosilane compounds, which can be grafted, by a 2-step method using thermally decomposing free radical-forming agents by heating the mixtures to a temperature of 30.degre |
| 6103655 |
Carrier for olefin polymerization catalysts |
August 15, 2000 |
| Procedure for the preparation of a solid carrier for olefin polymerization catalysts, comprising the steps:a) impregnating a silica with Mg-chloride solubilized in ethylbenzoate, in the presence of further electron donors,b) optionally drying the impregnated silica obtained in (a) and im |
