1
Fischer David Dr, Grasmeder John Russell Dr, Gregorius Heike Dr, Seelert Stefan Dr, Langhauser Franz Dr, Micklitz Wolfgang Dr, Ruempler Klaus Dieter Dr: Propylene polymers. BASF, September 22, 1999: EP0943631-A1 (11 worldwide citation)

Propene polymers comprising a mixture of a highly isotactic propene copolymer in which the xylene-soluble content and the tensile modulus are related to the melting point by given mathematical expressions, and a propene homo- or co-polymer with a low enthalpy of fusion and a low degree of crystallin ...


2
Schweier Guenther Dr, Gruber Wolfgang Dr, Ruempler Klaus Dieter Dr: Process for the preparation of propylene-ethylene block copolymers.. BASF, January 16, 1985: EP0131268-A2 (10 worldwide citation)

1. A process for the continuous preparation of propylene-ethylene block copolymers, in which, in an agitated fixed bed comprising small polymer particles, in each case in the presence of hydrogen as a molecular weight regulator and in the absence of a liquid reaction medium, first (I) propylene is h ...


3
Hungenberg Klaus Dieter Dr, Schwager Harald Dr, Ruempler Klaus Dieter Dr, Mueller Patrik Dr: Propylene-ethylene co-polymers with high fluidity.. BASF, December 2, 1992: EP0515855-A1 (8 worldwide citation)

Propylene-ethylene copolymers having a melt flow index of from 2 to 200 g/min, at 230 DEG C and under a weight of 2.16 kg, are obtainable by two-step polymerisation from the gas phase in an agitated fixed bed in the presence of hydrogen as molecular weight regulator by means of a Ziegler-Natta catal ...


4
Seelert Stefan Dr, Ruempler Klaus Dieter Dr: Impact-modified propylene polymers with reduced stress-whitening. BASF, March 4, 1998: EP0826728-A2 (7 worldwide citation)

Propylene polymers (I), containing (a) 50-95 pts. wt.propylene homopolymer with an MFI 230/2.16 (ISO 1133) of 0.1-100 g/10 mins. and an isotacticity of at least 98%, (b) 5-50 pts. wt. ethylene copolymer with a density of 0.865-0.920 g/cm containing 4-40 wt% 4-20C alkene-1 units, and (c) 0-1.5 pts. w ...


5
Seiler Erhard Dr, Ruempler Klaus Dieter Dr, Jung Norbert, Haardt Udo, Henning Rainer Dr, Hambrecht Juergen Dr: Recyclable bumper system.. BASF, May 8, 1991: EP0425923-A1 (5 worldwide citation)

The invention relates to a polypropylene-based bumper system comprising a bumper support A (1) comprising glass fibre-reinforced polypropylene, an energy-absorbing foam core B (2) comprising foamed polypropylene, and a tough shell C (3) which comprises EP rubber-modified polypropylene and may, if de ...


6
Kerth Juergen Dr, Werner Rainer Alexander Dr, Zolk Ralf Dr, Ruempler Klaus Dieter Dr, Schweier Guenther Dr, Mueller Mall Rudolf Dr, Gruber Wolfgang Dr: Process for the preparation of propylene-ethylene copolymers of the type called shock-modified polypropylene.. BASF, February 28, 1990: EP0355603-A2 (5 worldwide citation)

Rahmen ist das kontinuierliche Herstellen von Propylen-Ethylen-Block-Copolymerisaten, wobei man jeweils in einem bewegten Festbett aus kleinteiligem Polymerisat aus der Gasphase heraus zunächst (I) in einer ersten Polymerisationszone Propylen durch Zufuhr eines Ziegler-Natta-Katalysatorsystems aus ( ...


7
Schwager Harald Dr, Kerth Juergen Dr, Schweier Guenther Dr, Ruempler Klaus Dieter Dr, Hungenberg Klaus Dieter Dr: Polymer blends of propylene copolymers and polyethylene.. BASF, December 27, 1991: EP0462373-A2 (5 worldwide citation)

Polymer mixtures containing a) from 70 to 99% by weight of a propylene copolymer which itself comprises 60 to 98% by weight of a propylene polymer with from 0 to 2% by weight of copolymerised C2-C10-alk-1-ene and from 2 to 40% by weight of a random propylene copolymer with from 10 to 90% by weight o ...


8
Schwager Harald Dr, Ruempler Klaus Dieter Dr, Braun Hans Georg Dr: Polymermixtures from propylene copolymers and polyethylene.. BASF, December 27, 1991: EP0462448-A2 (3 worldwide citation)

Polymer mixtures containing a) from 20 to 70% by weight of a propylene copolymer which itself comprises from 20 to 65% by weight of a propylene homopolymer and from 35 to 80% by weight of a random propylene copolymer containing copolymerised C2-C10-alk-1-enes, and b) from 30 to 80% by weight of a po ...


9
Brosius Sibylle Dr, Ruempler Klaus Dieter Dr, Seiler Erhard Dr, Hahn Susanne Dr, Huber Karl, Werner Rainer Alexander Dr: Partially crosslinked polymer composition.. BASF, September 16, 1992: EP0503361-A1 (2 worldwide citation)

Teilvernetzte Kunststoffmasse mit einem Schmelzflussindex von 0,1 bis 50 g/10 min., bei 230 DEG C und unter einem Gewicht von 2,16 kg, aus a) einem Polymerisat aus 25 bis 95 Gew.-% Polypropylen und 5 bis 75 Gew.-% eines Propylencopolymerisats mit einpolymerisierten C2-C10-Alk-1-enen, wobei der Comon ...


10
Gruber Wolfgang Dr, Ruempler Klaus Dieter Dr: Process for the preparation of propylene ethylene polymers.. BASF, November 21, 1984: EP0125590-A2 (2 worldwide citation)

A process for the preparation of propylene-ethylene block copolymers in which first (I) propylene is homopolymerised from the gas phase in a first polymerisation zone, and (II) a mixture of propylene and ethylene is polymerised onto the propylene homopolymer in a second polymerisation zone, characte ...