Basf Se Corporation

Basell Polyolefine Gmbh

Basf Se (Ellwanger & Baier Patentanwälte)

Claus Gabriel

Thomas Meier

Natalie Beatrice Janine Herle

Simon Gramlich

Martin Weber

Günter Oetter

Rene Lochtman

Manoranjan Prusty

Martin Laun

Florian Richter

Jürgen Pfister

Philipp Kloke

Rainer Ostermann

Angelika Zepp

Bernd Bruchmann

Arno Lange

Frank Prissok

Hans-Werner Schmidt

Michael Roth

Philippe Desbois

Wolfgang Schrof

Martin Jochen Klatt

Peter Eibeck

Michael Harms

Norbert Güntherberg

Simon Kniesel

Sebastian Wagner

Friederike Morhard

Martin Baumert

Rainer Xalter

Joern Duwenhorst

Raphael Dabbous

Hye Jin Park

Matthias Scheibitz

Jordan Kopping

Steffen Mayer

Alexander Fuchs

Ruth Lohwasser

Christoffer Kieburg

Sachin Jain

Gabriella Sartori

Sven Lasai

Dirk Opfermann

Maximilian Ruellmann

Jörn Duwenhorst

Erik Gubbels

Clemens Gottke

Bruno Inderbitzin

Jordan Thomas Kopping

Maximilian Rüllmann

The present invention relates to a process for producing a shaped body by selective laser sintering of a sinter powder (SP). The sinter powder (SP) comprises at least one semicrystalline polyamide, at least one nylon-6I/6T and at least one polyaryl ether. The present invention further relates to a shaped body obtainable by the process of the invention and to the use of a polyaryl ether in a sinter powder (SP) for broadening the sintering window (W) of the sinter powder (SP).

Processes for producing a shaped body using polyamide blends containing a polyarylether

The present invention relates to a method of producing a shaped body, wherein, in step i), a layer of a sinter powder (SP) comprising at least one polyhydric alcohol inter alia is provided and, in step ii), the layer provided in step i) is exposed. The present invention further relates to a method of producing a sinter powder (SP) and to a sinter powder (SP) obtainable by this method. The present invention also relates to use of the sinter powder (SP) in a sintering method, and shaped bodies obtainable by the method of the invention.

Sinter powder containing a multivalent alcohol for producing moulded bodies

The invention relates to a filament comprising a core material (CM) comprising a fibrous filler (FF) and a thermoplastic polymer (TP1), and the core material (CM) is coated with a layer of shell material (SM) comprising a thermoplastic polymer (TP2). Further, the invention relates to a process for the preparation of said filament, as well as to three-dimensional objects and a process for the preparation thereof.

Filaments based on a core material comprising a fibrous filler

The present invention relates to a sinter powder (SP) comprising a first polyamide component (PA1) and a second polyamide component (PA2), where the melting point of the second polyamide component (PA2) is higher than the melting point of the first polyamide component (PA1). The present invention further relates to a method of producing a shaped body by sintering the sinter powder (SP) or by an FFF (fused filament fabrication) method, and to a shaped body obtainable by the methods of the invention. The present invention further relates to a method of producing the sinter powder (SP).

Sinter powder (SP) comprising a first polyamide component (PA1) and a second polyamide component (PA2), where the melting point of the second polyamide component (PA2) is higher than the melting point of the first polyamide component (PA1)

The present invention relates to a method for producing a molded body by the selective laser sintering of a sinter powder (SP). The sinter powder (SP) contains at least one polyamide (P) and 5 to 50 wt %, preferably 10 to 50 wt %, of at least one aluminum silicate. The at least one aluminum silicate has a D50 value in the range of 2.5 to 4.5 &#x3bc;m. The present invention also relates to molded bodies obtainable by means of the method according to the invention.

Processes, powders, and shaped bodies of polyamides and calcined kaolin with particular size distribution

The present invention relates to a sinter powder (SP) comprising at least one semicrystalline terephthalate polyester (A), at least one amorphous terephthalate polyester (B) and at least one phosphinic salt (C). The present invention further relates to a method of producing a shaped body by sintering the sinter powder (SP) or by an FFF (fused filament fabrication) method, to a shaped body obtainable by the method of the invention, and to the use of a phosphinic salt in a sinter powder (SP) for broadening the sintering window (W) of the sinter powder (SP).

Sintered powder (SP) containing a partially crystalline terephthalate polyester, an amorphous terephthalate polyester and a phosphinic acid salt

The present invention relates to a process for producing a polyamide powder (PP) comprising at least one semicrystalline polyamide (P) and at least one additive (A). The semicrystalline polyamide (P) and the at least one additive (A) are initially compounded with one another in an extruder and subsequently introduced into a solvent (SV) in which the at least one semicrystalline polyamide (P) then crystallizes to obtain the polyamide powder (PP). The present invention further relates to the thus obtainable polyamide powder (PP) and to the use of the polyamide powder (PP) as sintering powder (SP) and also to a process for producing a shaped body by selective laser sintering of a polyamide powder (PP).

Process for producing a polyamide powder by precipitation

The present invention relates to a process for producing a shaped body, wherein, in step i), a layer of a sinter powder (SP) comprising at least one mineral flame retardant inter alia is provided and, in step ii), the layer provided in step i) is exposed. The present invention further relates to a process for producing a sinter powder (SP) and to a sinter powder (SP) obtainable by this process. The present invention also relates to the use of the sinter powder (SP) in a sintering process and to shaped bodies obtainable by the process of the invention.

Sinter powder containing a mineral flame retardant for producing moulded bodies

The present invention relates to a polyamide composition (PC) which comprises at least one polyamide (P) and at least one additive (A). The present invention further relates to the use of the polyamide composition (PC) in a selective laser sintering process, in an injection molding process, for producing molded articles and in an extrusion process.

Polyamide composition containing a polyamide and an additive

Thermoplastic molding compositions comprising 

Blow-moldable polyamide compositions

The present invention relates to a polymer composition comprising at least one polyamide and at least one urea compound of the formula I where x is 1, 2 or 3; Rand Rare selected from hydrogen, linear C-C-alkyl, branched C-C-alkyl, unsubstituted or substituted C-C-cycloalkyl, unsubstituted or substituted C-C-cycloalkyl-C-C-alkyl, unsubstituted or substituted aryl and unsubstituted or substituted aryl-C-C-alkyl; and Z is selected from C-C-alkanediyl, unsubstituted or substituted arylene, unsubstituted or substituted aryl unsubstituted or substituted ene-C-C-alkylene-arylene, unsubstituted or substituted heteroarylene, unsubstituted or substituted heteroarylene-C-C-alkylene-heteroarylene, unsubstituted or substituted C-C-cycloalkylene, C-C-cycloalkylene-C-C-alkylene-C-C-cycloalkylene, unsubstituted or substituted heterocycloalkylene and heterocycloalkylene-C-C-alkylene-heterocycloalkylene. This urea compound is used for improving the optical properties of the polyamide polymer composition. The present invention also relates to shaped articles obtained from said composition and to novel urea compounds.

Polyamide compositions with improved optical properties

Thermoplastic molding compositions comprising

Hydrolysis-resistant polyamides

Magnetorheological formulations, processes for preparing the same and uses therefor, the formulations comprising: (a) an ionic liquid comprising anions and cations, and (b) dispersed magnetizable particles having a mean diameter of 0.1 to 500 &#x3bc;m; wherein the ionic liquid comprises one or more salts selected from the group consisting of 1-butyl-3-methyl-imidazolium methylsulfate, 1-ethyl-3-methylimidazolium ethylsulfate, 1-ethyl-3-methyl-imidazolium thiocyanate, 1-butyl-3-methylimidazolium thiocyanate, 1-ethyl-3-methyl-imidazolium acetate, 1-butyl-3-methylimidazolium acetate, 1-ethyl-3-methylpyridinium ethylsulfate, 1-ethyl-3-methylimidazolium dicyanamide, 1-butyl-3-methylimidazolium tetrafluoroborate, 1-hexyl-3-methylimidazolium tetrafluoroborate, 1-methyl-3-octylimidazolium tetrafluoroborate, 1-methyl-3-octylimidazolium hexafluorophosphate, 1-ethyl-3-methylimidazolium hexafluorophosphate, 1-hexyl-3-methylimidazolium hexafluorophosphate, methyltrioctylammonium bis(trifluoromethylsulfonyl)imide, 1-ethyl-3-methylimidazolium 2-(2-methoxyethoxy)ethylsulfate and mixtures thereof.

Magnetorheological formulation

Thermoplastic molding compositions comprising A) from 10 to 99% by weight of at least one thermoplastic polyamide, B) from 0.01 to 30% by weight of at least one highly branched or hyperbranched polyetheramine, C) from 0 to 70% by weight of further added materials, where the total of the percentages by weight of components A) to C) is 100%; the use of polyetheramines for improving the flowability and/or thermal stability of polyamides; and to the use of the molding compositions for the production of fibers, of foils, or of moldings of any type, and also to the resultant fibers, foils, or moldings.

Thermoplastic polyamides having polyether amines

The invention relates to a cellular elastomer which is anisotropic, with anisotropy being defined by the compressive modulus in one of three orthogonal directions being greater than that in the other two directions by a factor of at least 1.5. The invention also relates to a cellular elastomer containing magnetizable particles which have a chain-like alignment along one spatial direction. The invention also relates to a process for producing a cellular elastomer containing magnetiable particles and the use of such elastomers in articles of manufacture.

Anisotropic cellular elastomers

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Griesheim, Germany

Claus Gabriel