用作血管紧张素Ⅱ激动剂的三环化合物

... 提供了式I化合物，其中X#-[1]、X#-[2]、X#-[3]、X#-[4]、Y#-[1]、Y#-[2]、Y#-[3]、Y#-[4]、Z#-[1]、Z#-[2]、R#+[4]和R#+[5]具有如说明书中给定的含义，及其可药用盐，这些化合物可用作AT2受体的选择性激动剂，并因此尤其用于治疗胃肠道疾病，如消化不良、IBS和MOF，以及心血管疾病。 ...

IMPROVED UNIVERSAL JOINT CROSS

Croix de cardan (1) comprenant un corps comprenant quatre équerres (10), chaque équerre (10) possédant deux bras (10a, 10b) perpendiculaires l'un à l'autre, le bras (10a) d'une équerre (10) étant assemblé au bras (10a) d'une équerre (10) adjacente de manière à former une croix comportant quatre branches (la, lb, 1c, 1d).

INCOMPRESSIBLE VEHICLE WITH A FIXED ELEMENT ON A COMPRESSIBLE MEMBER IN THE EVENT OF A CRASH

ADHESIVE COMPOSITION INCLUDING/UNDERSTANDING OF CHITOSANE DESACETYLE

La présente invention concerne une composition adhésive comprenant au moins un chitosane désacétylé, un acide et un composé additionnel.

METHOD AND DEVICE FOR MONITORING A BABY AND INTERACTION

Procédé d'évaluation par vidéo du rythme cardiaque et/ou du rythme respiratoire d'un bébé (B), notamment en conditions de pénombre ou nocturne, dans un dispositif comprenant une caméra vidéo (2) et une source d'illumination infrarouge (3), le procédé comprenant les étapes : A1- illuminer le bébé avec la source infrarouge, A2- capturer des images vidéo du bébé, B1- déterminer la position de la tête (T) du bébé par une recherche d'ellipse formant un contour de la tête, B2- identifier une zone d'intérêt (7) centrée sur une ellipse élue (6), C- évaluer, par une analyse pléthysmographique sur la zone d'intérêt, le rythme cardiaque (FC) et/ou le rythme respiratoire (RR) du bébé, et système associé.

HUB INTERMEDIATE HOUSING FOR AN AIRCRAFT JET ENGINE COMPRISING A DUCT FOR CLEANING SEWERS

L'objet principal de l'invention est un moyeu de carter intermédiaire pour turboréacteur d'aéronef, comportant : une virole externe (14) destinée à délimiter extérieurement un espace d'écoulement secondaire d'un flux de gaz secondaire et intérieurement une zone inter veines, la virole externe (14) étant pourvue d'un orifice secondaire (29), et une vanne de décharge comprenant un conduit de décharge (30) en matériau composite, situé dans la zone inter veines, caractérisé en ce que le conduit de décharge (30) est fixé à la virole externe (14) au niveau de l'orifice secondaire (29), au moins un joint d'étanchéité (33) à l'air et au feu étant disposé entre le conduit de décharge (30) et la virole externe (14), et en ce que le conduit de décharge (30) en matériau composite comporte une paroi composite (30a, 30b) drapée, constituée d'une pluralité de plis imprégnés de résine.

ASSEMBLING TWO PARTS COMPRISING A CENTERING CUP REMOVABLE FOR AN AIRCRAFT TURBINE ENGINE

CONNECTION UNIT BRAZES

Est proposé un ensemble raccord contenant un raccord, une première plaque et une seconde plaque. La première plaque a une paroi de première plaque et une ouverture de première plaque, la paroi de première plaque étant positionnée le long d'un bord de la première plaque qui définit l'ouverture de première plaque. La seconde plaque a une paroi de seconde plaque et une ouverture de seconde plaque, la paroi de seconde plaque étant positionnée le long d'un bord de la seconde plaque qui définit l'ouverture de seconde plaque. L'ensemble raccord a le raccord pris en sandwich entre la paroi de première plaque et la paroi de seconde plaque. Sont également divulgués un échangeur de chaleur ayant l'ensemble raccord tel que décrit ici, et un procédé pour former l'ensemble raccord.

CARRY FRONT LUGGAGE FOR MOTOR BIKE

METHOD OF DISPLAYING A GRID ENTER A PASSWORD ON A USER TERMINAL

L'invention concerne un procédé d'affichage d'une grille de saisie d'un mot de passe sur un terminal utilisateur, ladite grille comprenant une pluralité d'images affichables, une image affichable comprenant au moins un signe, l'image affichable étant destinée à être sélectionnée par l'utilisateur en tant que composante du mot de passe, le procédé comprend les étapes suivantes : - génération (EO) de la grille de saisie, les images affichables étant positionnées de manière aléatoire dans la grille, - pour un signe composant l'image, génération (E1) d'un aléa propre au signe de l'image, - affichage (E2) du signe à une position obtenue pour l'image à partir de la grille de saisie, lorsque l'aléa propre au signe est inférieur à une probabilité d'affichage, les étapes de génération de l'aléa et d'affichage du signe étant réitérées à intervalles réguliers.

VEHICLE WITH A FASTENING ELEMENT FIXED ON A SQUEEZER UNCOMPRESSIBLE COLLISION

METHOD FOR SECURING A REQUEST TO PERFORM A FIRST APPLICATION WITH A SECOND APPLICATION

L'invention concerne un procédé de sécurisation d'une demande d'exécution d'une première application (P1) dans un premier dispositif (11) d'un environnement sécurisé, par une deuxième application (P2) située dans un deuxième dispositif (10), ledit procédé comprenant les étapes suivantes : -réception d'une première demande d'exécution de la première application, en provenance de la deuxième application, - génération d'un aléa et d'une clé de session dépendant de l'aléa, - envoi dudit aléa à une entité de confiance (12), ledit aléa étant destiné à permettre à l'entité de confiance de générer la clé de session, -réception d'une deuxième demande d'exécution de la première application, en provenance d'une troisième application (P3) générée par l'entité de confiance et transmise au deuxième dispositif, ladite troisième application comprenant la clé de session, - authentification de la troisième application au moyen de la clé de session, ladite authentification conditionnant l'exécution de la ...

METHOD AND DEVICE FOR MONITORING A BABY AND INTERACTION

ADHESIVE COMPOSITION INCLUDING/UNDERSTANDING OF CHITOSANE DESACETYLE

BRAZED CONNECTOR ASSEMBLY

METHOD FOR AUTHENTICATING A USER HAVING A FIRST DEVICE IN RELATION TO A SECOND DEVICE

L'invention concerne un procédé d'authentification d'un utilisateur (10) équipé d'un premier dispositif (11) par un deuxième dispositif (12), une association dudit utilisateur avec une liste d'éléments d'authentification étant connue au niveau du deuxième dispositif et au niveau de l'utilisateur, comprenant les étapes suivantes : - envoi (E1) au premier dispositif d'un contenu multimédia, -réception (E4) du premier dispositif d'informations de localisation relatives à des zones du contenu multimédia sélectionnées par l'utilisateur sur le premier dispositif, lesdites zones représentant les éléments d'authentification, - détermination (E5), à partir du contenu multimédia et des informations de localisation reçues, de listes d'éléments descriptifs courants associées respectivement à une zone sélectionnée, -comparaison (E6) de la liste des éléments d'authentification associée à l'utilisateur avec les listes des éléments descriptifs courants, l'authentification étant réussie lorsque chaque élément ...

SYSTEM HAVING A MOVABLE PLATEN

ASSEMBLY OF TWO PARTS COMPRISING A CUP REMOVABLE CENTERING FOR AIRCRAFT TURBOMACHINE

Une turbomachine pour aéronef comporte en général au moins un assemblage formé d'une première pièce (70) sur laquelle une deuxième pièce (72) est fixée à l'aide de moyens de fixation (18) comprenant une tête (26) appliquée sur la première pièce et un corps (19) coopérant avec la deuxième pièce pour opérer un serrage des pièces. Le logement de la tête (26) d'un tel moyen de fixation requiert un bossage au niveau de la première pièce, complexe et coûteux à réaliser avec des techniques conventionnelles. Un tel bossage peut être remplacé par une coupelle (80) amovible comprenant un orifice (82) au travers duquel passe le corps (19) et formant un logement pour la tête (26), une surface d'appui pour la tête (26), et des moyens de butée (92) appliqués sur la première pièce pour empêcher un déplacement de la coupelle (80) en direction de la deuxième pièce.

Handling device for handling suspension triangles of car in industrial production line, has orientation mechanism driven by movement of plate along guide, which changes orientation of supports of suspension triangles

Dispositif de manutention de pièces, comportant un plateau mobile (6) disposant de moyens de positionnement (12) des pièces (22) suivant une certaine orientation, ce dispositif comprenant un guidage (4) permettant un déplacement manuel du plateau le long de ce guidage, caractérisé en ce qu'il comporte un mécanisme d'orientation (14) entraîné par le déplacement du plateau (6) le long de son guidage, qui modifie par cet entraînement l'orientation des moyens de positionnement (12) des pièces (22).

PROCESS AND DEVICE HAVE TWO CAMERAS Of OBSERVATION FOR THREE-DIMENSIONAL MEASUREMENTS Of a COMPLEX STRUCTURE

JOINT HAS COMPOSITE MATERIAL BRUSHES

Method and device for quantifying situ morphology and thickness in a localized area of a surface layer being processed on a thin film structure.

Metodo para elaborar una bebida instantanea en polvo que posee un tamaño de particulas mayor a 1 mm, que comprende las etapas de: proporcionar una base de polvo particulado porosa, sinterizar dicho polvo para formar una torta aglomerada y texturizar la torta aglomerada para obtener una bebida instantanea en polvo.

Bebida instantánea en polvo que tiene una porosidad de espuma de al menos 35%, un volumen de poro abierto de menos de 3ml/g y un diámetro promedio de poro cerrado d50 de menos de80 micrómetros; y método para la elaboración de dicha bebida.

Expansion Tool for Non-Cemented Casing-Casing Annulus (CCA) Wellbores

The present invention relates to expansion tools used to centralize a casing-casing annulus in a wellbore. One embodiment provides a method for centralizing an inner casing within an outer casing that includes introducing an expansion tool into the inner casing. The expansion tool has an elongate body having a first force multiplier case coupled to an expansion tool case. A piston arranged within the first force multiplier case is actuated to move the piston axially in a first direction within the first force multiplier case. The piston engages a ram arranged within the expansion tool, and causes the radial expansion of one or more lug assemblies arranged within the expansion tool case. The inner casing is then plastically deformed with the one or more lug assemblies as they expand radially.

Reduced flow milling

Methods and apparatus to reduce flow in front of the drill bit while milling improve milling debris size. Reducing flow on the drill bit face while milling allows the drill cuttings to remain at the drilling surface longer and reduce the size of the cuttings. The smaller cuttings increase the ease and speed of cutting removal.

Systems and methods for navigating internet appliances using a media guidance application

Systems and methods for navigating through activity information using a media guidance application are provided. An Internet appliance is integrated with a plurality of content sources accessible to user equipment. A simultaneous display of a first plurality of media asset listings, corresponding to a first plurality of media assets transmitted by each of the plurality of content sources during a first time interval that includes the present time, and information received from the Internet appliance is generated. In response to a user request to navigate to a second time interval that precedes the present time, a simultaneous display of a second plurality of media asset listings, corresponding to a second plurality of media assets that were transmitted by each of the plurality of content sources during the second time interval, and a timeline that includes indicators representing activity detected by the Internet appliance during the second time interval is generated.

Systems and methods for treatment processes

Systems and methods for aeration and mixing processes are disclosed.

Through tubing p&a with bismuth alloys

Method of plugging a hydrocarbon well by a through-tubing technique are described. The method allows the tubing to be left in place. Only a short (<2 m) section is cut, milled, perforated, ruptured and expanded, or combinations thereof. A blocking device is sent downhole to block a bottom of the plug section, and bismuth alloy pellets dropped onto the blocking device. A heater is deployed to melt the bismuth alloy pellets. Next, the alloy liquid is allowed to cool and solidify. During solidification, the alloy expands and fills the section of well to be plugged or a portion thereof. Once primary and secondary barriers are in place, the well can be closed and the Christmas tree removed. A rock-to-rock plug can be set by removing or partially removing the tubular and outer casing, or just inner casing/tubulars can be removed if the exterior cement and casing are of sufficient quality.

Systems and methods for navigating internet appliances using a media guidance application

Systems and methods for navigating through activity information using a media guidance application are provided. An Internet appliance is integrated with a plurality of content sources accessible to user equipment. A simultaneous display of a first plurality of media asset listings, corresponding to a first plurality of media assets transmitted by each of the plurality of content sources during a first time interval that includes the present time, and information received from the Internet appliance is generated. In response to a user request to navigate to a second time interval that precedes the present time, a simultaneous display of a second plurality of media asset listings, corresponding to a second plurality of media assets that were transmitted by each of the plurality of content sources during the second time interval, and a timeline that includes indicators representing activity detected by the Internet appliance during the second time interval is generated.

Microfabricated devices and high throughput assays for modulators of cell behavior

The disclosure provides a device for developing organized tissue strips, such as cardiac tissue strips, for high-throughput assays of functional performance and the methods involved in fabricating, assembling, implementing, utilizing and analyzing data from such assays. The disclosure further provides systems for constructing such devices, systems comprising those devices comprising cells and extracellular matrix material for developing organized tissue strips or comprising the devices and organized tissue strips. The disclosure further provides methods for assaying a property of a tissue strip, such as contractile force.

Broad Bandwidth Graded Index Multimode Optical Fiber For Distributed Temperature Sensing In The 550NM Region

Disclosed herein is a method for measuring temperature via distributed temperature sensing comprising transmitting light through a fiber optic cable; detecting backscattered light in the fiber optic cable, wherein the backscattered light comprises an anti-Stokes band and a Stokes band; calculating a ratio between an intensity of the anti-Stokes band and an intensity of the Stokes band; and using the calculated ratio to determine a temperature being sensed in the fiber optic cable; wherein the fiber optic cable comprises, from the center to the periphery; a central core having a refractive index that decreases progressively from a center of the central core to an edge of the core, wherein the refractive index follows an alpha profile; wherein a bandwidth-length product of the multimode optical fiber has a value greater than 2000 MHz-km at 1550 nm.

Automated Query Detection In Interactive Content

Systems and methods may be used to automatically detect a query in interactive content. A system may implement a method that includes receiving an audible signal. The method may include determining that a portion of the audible signal includes speech. The method may include translating at least the portion of the audible signal. The portion of the audible signal may be translated into a natural language output. The method may include generating an identifier (ID) associated with the speech. The ID may be generated on a condition that the natural language output includes a trigger. The method may include generating an inaudible signal that includes the ID. The method may include synchronizing the inaudible signal with the audible signal. The method may include transmitting the audible signal at a first frequency. The method may include transmitting the inaudible signal at a second frequency.

Quantum dot light emitting devices

The present invention provides a quantum dot light emitting diode comprising i) an emitting layer of at least one semiconductor nanoparticle made from semiconductor materials selected from the group consisting of Group II-VI compounds, Group II-V compounds, Group III-VI compounds, Group III-V compounds, Group IV-VI compounds, Group I-III-VI compounds, Group II-IV-VI compounds, Group II-IV-V compounds, or any combination thereof; and ii) a polymer for hole injection or hole transport layer; and the polymer comprises, as polymerized units, at least one or more monomers having a first monomer structure comprising a) a polymerizable group, b) an electroactive group with formula NAr 1 Ar 2 Ar 3 wherein Ar 1 , Ar 2 and Ar 3 independently are C 6 -C 50 aromatic substituents, and (c) a linker group connecting the polymerizable group and the electroactive group.

Catalyst composition comprising shuttling agent for ethylene copolymer formation

CATALYST COMPOSITION COMPRISING SHUTTLING AGENT FOR ETHYLENE COPOLYMER FORMATION A composition for use in forming a multi-block copolymer from a single polymerizable monomer, said copolymer containing therein two or more segments or blocks differing in branching index, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining: (A) a first olefin polymerization catalyst, (B) a second olefin polymerization catalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by catalyst (A) under equivalent polymerization conditions, at least one of catalyst (A) or catalyst (B) being capable of forming a branched polymer by means of chain walking or reincorporation of in situ formed olefinic polymer chains, and (C) a chain shuttling agent. FIG. I

Catalytic olefin block copolymers via polymerizable shuttling agent

Titanium(II) or zirconium(II) complexes and addition polymerization catalysts therefrom

Complexos de titânio ( I) ou zircônio (II) e catalisadores de polimerização por adição dos mesmos

COMPLEXES OF TITANIUM (II) OR ZIRCONIUM (II) AND POLYMERIZATION CATALYSTS BY ADDITION OBTAINED FROM THEM.

COMPLEJOS DE TITANIO O CIRCONIO NOVEDOSOS QUE CONTIENEN SOLAMENTE UN ANIONICO DESLOCALIZADO CICLICO, UNION-{PI}, GRUPO, CORRESPONDIENDOSE DICHOS COMPLEJOS A LA FORMULA (I), DONDE: M ES TITANIO O CIRCONIO EN ESTADO DE OXIDACION FORMAL +2; L ES UN GRUPO QUE CONTIENE CICLICO, DESLOCALIZADO, ANIONICO, SISTEMA-{PI} A TRAVES DEL CUAL SE UNE EL GRUPO A M, Y QUE TAMBIEN SE UNE A Z; Z ES UNA MITAD FIJADA A M MEDIANTE UNA UNION {SI} QUE INCLUYE BORO O UN ELEMENTO DEL GRUPO 14 DE LA TABLA PERIODICA DE LOS ELEMENTOS, Y TAMBIEN NITROGENO COMO FOSFORO O SULFURO U OXIGENO, TENIENDO DICHA MITAD HASTA 60 ATOMOS SIN HIDROGENO; Y X ES UN DIENO NEUTRAL CONJUGADO O NO CONJUGADO, OPCIONALMENTE SUSTITUIDO CON UNO O MAS GRUPOS DE HIDROCARBILO, TENIENDO DICHA X HASTA 40 ATOMOS DE CARBON Y FORMANDO UN COMPLEJO-{PI} CON M; SE ACTIVAN CATALITICAMENTE PARA USAR COMO CATALIZADORES DE POLIMERIZACION AÑADIDA; PREFERIBLEMENTE, L ES UN CICLOPENTADIENILO OPCIONALMENTE SUSTITUIDO O UN ANILLO FUSIONADO CON UN GRUPO CICLOPENTADIENILO. NOVEL TITANIUM OR ZIRCON COMPLEXES CONTAINING ONLY ONE CYCLIC OFFLOCKED ANIONIC, UNION- {PI}, GROUP, CORRESPONDING TO SUCH COMPLEXES TO FORMULA (I), WHERE: M IS TITANIUM OR ZIRCONIUM IN OXID STATE L IS A GROUP THAT CONTAINS CYCLIC, DELLOCALIZED, ANIONIC, SYSTEM- {PI} THROUGH WHICH THE GROUP JOINS M, AND ALSO JOINS Z; Z IS A HALF ATTACHED TO M THROUGH A UNION {SI} THAT INCLUDES BORON OR AN ELEMENT OF GROUP 14 OF THE PERIODIC TABLE OF THE ELEMENTS, AND ALSO NITROGEN AS A PHOSPHORUS OR SULFIDE OR OXYGEN TO 60; AND X IS A NEUTRAL DIE CONJUGATED OR NOT CONJUGATED, OPTIONALLY SUBSTITUTED WITH ONE OR MORE GROUPS OF HYDROCARBON, HAVING SAID X UP TO 40 CARBON ATOMS AND FORMING A COMPLEX- {PI} WITH M; THEY ARE CATALYTICALLY ACTIVATED TO USE AS ADDED POLYMERIZATION CATALYSTS; PREFERABLY, L IS AN OPTIONALLY SUBSTITUTED CYCLOPENTADENYL OR A FUSED RING WITH A CYCLOPENTADIENYL GROUP.

Titaani(II)- tai sirkonium(II)-komplekseja ja niistä valmistettuja additiopolymerointikatalyyttejä

Titanium or zirconium complexes, process for producing thereof, polymerization catalysts containing thereof and polymerization process

Metal complex, catalyst material comprising the metal complex, and use of the catalyst material

Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, +529 -bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

Titanium (ii)- or zirconium (ii)- containing complexes and addition polymerisation catalysts therefrom (m is ti or zr)

Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, +529 -bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

Titanium (II) or zirconium (II) complexes and addition polymerization catalysts therefrom

Titan(II) - eller zirkonium(II)-komplekser og addisjonspolymerisasjonskatalysatorer fra disse

Titanium and zirconium complexes, process of their preparation, addition polymerization catalysts being prepared from the complexes and polymerization process

Novel titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, pi -bonded, group, said complexes corresponding to formula (I), wherein: M is titanium or zirconium in the +2 formal oxidation state; L is a group containing a cyclic, delocalized, anionic, pi -system through which the group is bound to M, and which group is also bound to Z; Z is a moiety bound to M via a sigma -bond, comprising boron, or a member of Group 14 of the Periodic Table of the Elements, and also comprising nitrogen, phosphorus, sulfur or oxygen, said moiety having up to 60 non-hydrogen atoms; and X is a neutral, conjugated or nonconjugated diene, optionally substituted with one or more hydrocarbyl groups, said X having up to 40 carbon atoms and forming a pi -complex with M; are catalytically activated for use as addition polymerization catalysts. Preferably, L is an optionally substituted cyclopentadienyl or fused ring cyclopentadienyl group.

Titanium (II) or zirconium (II) complexes and their addition polymerization catalysts

Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, +529 -bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

Complexes of titanium (ii) and zirconium (ii) and additive polymerisation catalysts made of them

Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, +529 -bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

Titanium(ii) or zirconium(ii) complexes and addition polymerization catalysts therefrom

Novel titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, π-bonded, group, said complexes corresponding to formula (I), wherein: M is titanium or zirconium in the +2 formal oxidation state; L is a group containing a cyclic, delocalized, anionic, π-system through which the group is bound to M, and which group is also bound to Z; Z is a moiety bound to M via a σ-bond, comprising boron, or a member of Group 14 of the Periodic Table of the Elements, and also comprising nitrogen, phosphorus, sulfur or oxygen, said moiety having up to 60 non-hydrogen atoms; and X is a neutral, conjugated or nonconjugated diene, optionally substituted with one or more hydrocarbyl groups, said X having up to 40 carbon atoms and forming a π-complex with M; are catalytically activated for use as addition polymerization catalysts. Preferably, L is an optionally substituted cyclopentadienyl or fused ring cyclopentadienyl group.

Titanium (II) or zirconium (II) complexes and addition polymerization catalysts prepared from these

Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, +529 -bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

Titanium(ii) or zirconium(ii) complexes and addition polymerization catalysts therefrom

Novel catalytic derivatives of titanium or zirconium complexes containing one and only one cyclic delocalized, anionic, +529 -bonded group wherein the metal is in the +2 formal oxidation state and having a bridged ligand structure and an activating cocatalyst are useful as catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

Eye-tracking system using a freeform prism and gaze-detection light

An example see-through head-mounted display system includes a freeform prism and a display device configured to emit display light through the freeform prism to an eye of a user. The see-through head-mounted display system may also include an imaging device configured to receive gaze-detection light reflected from the eye and directed through the freeform prism.

整合眼睛追蹤及顯示系統

本案之技術提出一種用於可透視的、接近眼睛的混合實境顯示裝置的整合眼睛追蹤及顯示系統。用於眼睛追蹤的影像資料及IR照明係光學地耦合至各別的可透視的平面光波導之中，該各別的可透視的平面光波導係以可由各個眼睛透視的方式設置在顯示裝置的各別的顯示光學系統中。各別的平面光波導包含與各別的顯示光學系統的光軸同軸地設置的一或多個波長選擇濾光器。此波長選擇濾光器將紅外光與可見光照明在各個眼睛的方向上導向該平面光波導之外，並且將包括來自眼睛的反射之紅外光反射導向進入該平面光波導。這些反射係從光波導射出而光學地耦合至根據那些反射而產生眼睛追蹤資料的IR感應器。

Additively manufactured tow hook

A tow hook includes a monolithic additively manufactured side wall defining a vehicle attachment member, a hollow main body extending from the vehicle attachment member, and a hollow towing member extending from the hollow main body. The vehicle attachment member is configured to rigidly attached to a vehicle and the hollow towing member is configured to securely attach to a towing machine such that the vehicle is towable via the tow hook. The vehicle attachment member can be a threaded shaft with a bore extending along a length of the threaded shaft. The side includes a chamfered plurality of apertures extending from an inner surface of the side wall to an outer surface of the side wall, and having with an inner dimension along a length direction of the hollow main body greater than an inner dimension along a circumferential direction of the hollow main body.

Catalyst composition comprising shuttling agent for ethylene copolymer formation

Improved olefin polymerization process

A process for preparing homopolymers and copolymers of addition polymerizable monomers, or mixtures of such monomers, and the resulting polymer, wherein the process comprising contacting said monomer or mixture under high monomer conversion polymerization conditions with a catalyst composition comprising:a) a catalyst system comprising a Group 3-10 metal complex; andc) a silane, or hydrocarbylsilane corresponding to the formula: wherein:J is C1-40 hydrocarbyl,A is a C2-20 alkenyl group,n is 1 or 2, andj is 0 or 1;wherein the polymer comprises from 0.1 to 100 long chain branches per 10,000 carbons, and at least some of which comprise a silane branching center.

Preparation of metal coordination complex

PREPARATION OF METAL COORDINATION COMPLEXES.

COMPLEJOS DE METAL DE GEOMETRIA FORZADA QUE SON UTILES EN LA PREPARACION DE CATALIZADORES PARA POLIMERIZACIONES DE OLEFINA, SON PREPARADOS POR PUESTA EN CONTACTO DE CICLOPENTADIENILO CON COMPUESTOS DE METAL. FORCED GEOMETRY METAL COMPLEXES THAT ARE USEFUL IN THE PREPARATION OF CATALYSTS FOR OLEPHINE POLYMERIZATIONS, ARE PREPARED BY CONTACTING CYCLOPENTADIENYL WITH METAL COMPOUNDS.

Transition metal complexes and olefin polymerization process

Allyl containing metal complexes and olefin polymerization process

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining: (A) a first metal complex olefin polymerization catalyst, (B) a second metal complex olefin polymerization catalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by catalyst (A) under equivalent polymerization conditions, and (C) a chain shuttling agent.

Integrated process for preparation of diene complexes

Forbundne metallkomplekser for gassfasepolymerisasjoner

Gassfase-olefinpolymerisering hvor katalysatoren omfatter et nytt gruppe 4-overgangsmetallkompleks som inneholder en brodannende bor- eller alumi- niumgruppe inneholdende en nitrogenholdig gruppe, spesielt en amidgruppe.

Dinuclear group 4 metal boron or aluminum bridge containing ansa-complexes

BRANCHED POLYMERS ON ALPHA OLEFIN BASE

Improved silane functionalized olefin interpolymers and derivatives thereof

Silane functional polymers having uniform silane distribution, long chain branching or tertiary silane functionality and conversion thereof through coupling, hydrolysis, hydrolysis and neutralization, condensation, oxidation or hydrosilation are disclosed.

IMPROVED OLEFINE INTERPOLIMEROS FUNCTIONED WITH SILANO AND DERIVATIVES OF THE SAME TENTION

Un proceso para preparar interpolímero funcionalizados con silano de uno o más monómeros polimerizables de adición, que comprenden poner en contacto uno o más monómeros polimerizables de adición carentes de la funcionalidad de silano y uno o más compuestos de alquenilsilano que corresponden a la fórmula: AnJjSiH4-(n+j)En donde:J es hidrocarbilo de C1.40,A es grupo alquenilo de C2-20,n es 1 o 2, yj es 0, 1 o 2;Con una composición de catalizador comprendiendo un complejo de metal del grupo 3-10 bajo condiciones de polimerización de adición, en donde el interpolímero comprende de 0,01 a 100 ramificaciones de cadena larga por 10,000 carbonos. A process for preparing silane functionalized interpolymer of one or more polymerizable addition monomers, comprising contacting one or more addition polymerizable monomers lacking the functionality of silane and one or more alkenylsilane compounds corresponding to the formula: AnJjSiH4- (n + j) Where: J is C1.40 hydrocarbyl, A is C2-20 alkenyl group, n is 1 or 2, and j is 0, 1 or 2; With a catalyst composition comprising a metal complex of the group 3-10 under conditions of addition polymerization, wherein the interpolymer comprises from 0.01 to 100 long chain branches per 10,000 carbons.

Improved silane-functionalized olefin interpolymers and derivatives thereof

Improved silane functionalized olefin interpolymers and derivatives thereof.

Improved silane functionalized olefin interpolymers and derivatives thereof

Silane functional polymers having uniform silane distribution, long chain branching or tertiary silane functionality and conversion thereof through coupling, hydrolysis, hydrolysis and neutralization, condensation, oxidation or hydrosilation are disclosed.

Improved silane functionalized olefin interpolymers and derivatives thereof

Silane functional polymers having uniform silane distribution, long chain branching or tertiary silane functionality and conversion thereof through coupling, hydrolysis, hydrolysis and neutralization, condensation, oxidation or hydrosilation are disclosed.

Forbedrede silanfunksjonaliserte olefin interpolymerer og derivater derav

Det beskrives silanfunksjonelle polymerer med jevn silanfordeling, langkjedeforgrening eller tertiær silanfunksjonalitet og omdannelse derav ved kopling, hydrolyse, hydrolyse og nøytralisering, kondensasjon, oksydasjon eller hydrosilering.

Bridged ylide group containing metal complexes

Bridged metal complexes

Allyl containing metal complexes and olefin polymerization process

Metal complexes useful as olefin polymerization ccatalysts corresponding to formula (I) or a dimer, solvated adduct, chelated derivative or mixture thereof, wherein L is a cyclic group or Y, that is bound to M by means of a delocalized π-bond, said group containing up to 50 non-hydrogen atoms; M is a metal of Group 3, 4 or the Lanthanide serie of the Periodic Table of the Elements; Z is a covalently bound, divalent substituent of up to 50 non-hydrogen atoms having the formula: -(ER2)m-, wherein E independently each occurrence is carbon, silicon or germanium, R independently each occurrence is selected from the group consisting of hydrocarbyl, hydrocarbyloxy, silyl, and germyl of up to 20 atoms other than hydrogen, and m is an integer from 1 to 3; Y is an allyl or hydrocarbyl-, silyl- or germyl-substituted allyl group containing up to 20 non-hydrogen atoms bonded to Z and bonded via an θ3-π bond to M; X' is a neutral ligand having up to 20 non-hydrogen atoms; X' independently each occurrence is a monovalent, anionic moiety selected from hydride, halo, hydrocarbyl, silyl, germyl, hydrocarbyloxy, amide, siloxy, halohydrocarbyl, halosilyl, silylhydrocarbyl, and aminohydrocarbyl having up to 20 non-hydrogen atoms, or two X' groups together form a divalent hydrocarbadiyl group; n is a number from 0 to 3; and p is an integer from 0 to 2.

Bis(syklopentadienyyli)dieenikomplekseja

Hypocycloid compressor

A compressor includes a stationary housing disposed about a central axis and having a radially inner surface defining a plurality of circumferentially spaced cavities opening into an interior space of the housing. The compressor further includes a plurality of fluid volume control members, each of which is disposed within one of the plurality of cavities and defines a fluid chamber within the cavity sealed relative to the interior space. An eccentric shaft is disposed within the interior space of the housing and configured for rotation about the central axis. A hypocycloid rotor is disposed within the interior space of the housing and supported on the eccentric shaft. The rotor defines a plurality of lobes configured for movement into and out of each cavity responsive to rotation of the shaft to displace the fluid volume control member in each cavity and adjust a volume of each fluid chamber.

Bridged metal complexes for gas phase polymerizations

A gas phase olefin polymerization wherein the catalyst comprises a novel Group 4 transition metal complex containing a boron or aluminum bridging group containing a nitrogen containing group, especially an amido group.

METALOCENE COCATALIZER.

LA INVENCION SE REFIERE A COCATALIZADORES DE METALOCENO, ESPECIALMENTE NUEVOS BORATABENCENOS DE PENTAFLUOROFENILO, LOS CUALES SON COCATALIZADORES O ACTIVADORES UTILES PARA LOS METALOCENOS. DICHOS COCATALIZADORES SON MAS BARATOS QUE LOS ACTIVADORES DEL ESTADO DE LA TECNICA PREVIO, SON SOLUBLES Y PRESENTAN MAS REACCIONES IRREVERSIBLES. LAS COMPOSICIONES DE DICHOS COCATALIZADORES COMPRENDEN AL MENOS UN CATALIZADOR DE METALOCENO Y AL MENOS UN DIHIDROBORATABENCENO O UN ANION DEL MISMO. LOS PROCEDIMIENTOS INCLUYEN POLIMERIZACIONES CON METALOCENOS, EN PRESENCIA DE UN COCATALIZADOR DE BORATABENCENO Y UN PROCEDIMIENTO DE ACTIVACION QUE INCLUYE TECNICAS DE ELECTROLISIS VOLUMETRICAS. THE INVENTION REFERS TO METALOCENE COCATALIZERS, ESPECIALLY NEW BORATABENCENOS OF PENTAFLUOROFENILO, WHICH ARE USEFUL COCATALIZERS OR ACTIVATORS FOR METALOCENE. THESE COCATALIZERS ARE CHEAPER THAN THE ACTIVATORS OF THE STATE OF THE PRIOR TECHNIQUE, ARE SOLUBLE AND PRESENT MORE IRREVERSIBLE REACTIONS. THE COMPOSITIONS OF SUCH COCATALIZERS INCLUDE AT LEAST A METALOCENE CATALYST AND AT LEAST A DIHYDROBORATABENENE OR AN ANION OF THE SAME. THE PROCEDURES INCLUDE POLYMERIZATIONS WITH METALOCENE, IN THE PRESENCE OF A CO-CATALYST OF BORATABENCENO AND AN ACTIVATION PROCEDURE THAT INCLUDES VOLUMETRIC ELECTROLYSIS TECHNIQUES.

DIENIC METAL COMPLEXES OF GROUP 4 AND POLYMERIZATION CATALYSTS BY ADDITION FROM THEM.

NUEVOS COMPLEJOS DE METAL DEL GRUPO 4 QUE CONTIENEN UNO Y SOLO UN GRUPO {PI}-UNIDO, ANIONICO, SACADO DE SU LUGAR CICLICO EN DONDE EL METAL ESTA EN EL ESTADO DE OXIDACION FORMAL + 4 Y QUE TIENE UNA ESTRUCTURA DE LIGANDO ENLAZADA, TAMBIEN REFERIDOS COMO COMPLEJOS DE GEOMETRIA CONSTREÑIDA Y UN GRUPO DE LIGANDO ANIONICO DIVALENTE DE DIENO CONJUGADO; DERIVADOS CATALITICOS DE DICHOS COMPLEJOS INCLUYENDO NUEVOS COMPLEJOS ZWITERIONICOS; Y EL USO DE LOS MISMOS COMO CATALIZADORES PARA POLIMERIZAR OLEFINAS, DIOLEFINAS Y/O MONOMEROS INSATURADOS ACETILENICAMENTE. NEW GROUP 4 METAL COMPLEXES CONTAINING ONE AND ONLY ONE GROUP {PI} -UNIDO, ANIONICO, TAKEN OUT OF ITS CYCLE PLACE WHERE THE METAL IS IN THE STATE OF LINKED OXIDATION + 4 AND ALSO HAS A LINKED LINK STRUCTURE, ALSO REFERRED AS COMPLEXES OF CONSTRAINED GEOMETRY AND A GROUP OF DIVALENT ANIONIC LEAGUE OF CONJUGATED DIENO; CATALYTIC DERIVATIVES OF SUCH COMPLEXES INCLUDING NEW ZWITERIONIC COMPLEXES; AND THE USE OF THE SAME AS CATALYSTS TO POLYMERIZE OLEFINS, DIOLEFINS AND / OR MONOMERES UNSECURATED ACETYLENE.

Catalyst composition comprising shuttling agent for higher olefin multi- block copolymer formation

CATALYST COMPOSITION COMPRISING SHUTTLING AGENT FOR HIGHER OLEFIN MULTI-BLOCK COPOLYMER FORMATION Copolymers, especially multi-block copolymer containing therein two or more segments or blocks differing in chemical or physical properties, are prepared by polymerizing propylene, 4-methyl- I-pentene, or other C4-8 Α-olefin and one or more copolymerizable comonomers, especially ethylene in the presence of a composition comprising the admixture or reaction product resulting from combining: (A) a first metal complex olefin polymerization catalyst, (B) a second metal complex olefin polymerization catalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by catalyst (A) under equivalent polymerization conditions, and (C) a chain shuttling agent.

Catalyst composition comprising shuttling agent for regio-irregular multi-block copolymer formation

Catalyst composition comprising shuttling agent for ethylene multi- block copolymer formation

CATALYST COMPOSITION COMPRISING SHUTTLING AGENT FOR ETHYLENE MULTI-BLOCK COPOLYMER FORMATION A composition for use in forming a multi-block copolymer, said copolymer containing therein two or more segments or blocks differing in chemical or physical properties, a polymerization process using the same, and the resulting polymers, wherein the composition comprises the admixture or reaction product resulting from combining: (A) a first metal complex olefin polymerization catalyst, (B) a second metal complex olefin polymerization catalyst capable of preparing polymers differing in chemical or physical properties from the polymer prepared by catalyst (A) under equivalent polymerization conditions, and (C) a chain shuttling agent.

Technique for selecting polymerization modifiers

Complex catalitic si compozitie catalitica pentru polimerizarea olefinelor, procedee de preparare a complexului catalitic si procedeu de polimerizare

Biscyclopentadienyl diene complexes and process for polymerizing olefin

Biscyclopentadienyl diene transition metal complexes, suitable for olefin polymerisation

Catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers comprising biscyclopentadienyl, Group 4 transition metal complexes formed with conjugated dienes wherein the diene is bound to the transition metal either in the form of a sigma -complex or a pi -complex in combination with a cocatalyst or subjected to bulk electrolysis in the presence of compatible, inert non-coordinating anions.

Biscyclopentadienyl diene complexes

Bis-cyklopentadienyl-dien-komplekser

Komplekser av bis-cyklopentadienyl og overgangs-metaller i gruppe 4 dannes ved at et bis-cyklopentadienyl-gruppe-metall-halogenid-, -hydrokarbyl-, -hydro-karbyloksy- eller -amid-kompieks bringes i kontakt med et konjugert dien. På en unik måte isoleres ansa-rac-diaste-reomeren selektivt og kan gjen-omdannes til halogenidfor-men, hvis ønskelig. Kombinert med aktiverende standard-kokatalysatorer eller aktivert ved hjelp av en aktive-ringsteknikk danner kompleksene katalysatorer for poly-merisering av olefiner, diolefiner og/eller acetylenisk umettede monomerer.

Bis (cyclopentadienyl) dienkomplexer

Biscyclopentadienyl-diene complexes, process of their preparation, compositions containing such complexes being suitable as olefin polymerization catalysts and olefin polymerization process

Biscyclopentadienyl, Group 4 transition metal complexes are formed by contacting a biscyclopentadienyl Group 4 metal halide, hydrocarbyl, hydrocarbyloxy or amide complex with a conjugated diene. Uniquely, the ansa-rac diastereomer is selectively isolated and may be reconverted to the halide form if desired. When combined with standard activating cocatalysts or activated with an activating technique, the complexes form catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers.

BISCICLOPENTADIENIL-DIENO COMPLEX.

SE PRODUCEN COMPLEJOS BISCICLOPENTADIENIL DE METALES DE TRANSICION DEL GRUPO 4, PONIENDO EN CONTACTO UN COMPLEJO BISCICLOPENTADIENIL-METAL DEL GRUPO 4-HALOGENURO, HIDROCARBILO, HIDROCARBILOXI O AMIDA, CON UN DIENO CONJUGADO. SE OBTIENE UNICAMENTE EL DIASTEREOMERO ANSA-RAC, QUE SE SELECCIONA SELECTIVAMENTE Y SE PUEDE RECONVERTIR A LA FORMA DE HALOGENURO SI SE DESEA. CUANDO SE COMBINAN DICHOS COMPLEJOS CON COCATALIZADORES DE ACTIVACION ESTANDAR, O SE ACTIVAN MEDIANTE UNA TECNICA DE ACTIVACION, LOS COMPLEJOS PRODUCEN ACTIVADORES PARA LA POLIMERIZACION DE OLEFINAS, DIOLEFINAS, Y/O MONOMEROS ETILENICAMENTE INSATURADOS. BISCICLOPENTADIENIL COMPLEX OF TRANSITION METALS OF GROUP 4 IS PRODUCED, PUTTING INTO CONTACT A BISCICLOPENTADIENIL-METAL COMPLEX OF GROUP 4-HALOGENURO, HYDROCARBIL, HYDROCARBILOXI OR AMIDA, WITH A CONJECTED DIENO. THE ANSA-RAC DIASTEREOMER IS OBTAINED ONLY, WHICH IS SELECTED SELECTED AND CAN BE RECONVERTED IN THE FORM OF HALOGENURE IF WISHED. WHEN SUCH COMPLEXES ARE COMBINED WITH STANDARD ACTIVATION COCATALIZERS, OR ACTIVATED THROUGH AN ACTIVATION TECHNIQUE, THE COMPLEXES PRODUCE ACTIVATORS FOR THE POLYMERIZATION OF OLEFINES, DIOLEFINES, AND / OR MONTHLY EATENICALLY INSATURED.

Biscyclopentadienyl diene complexes

A metal complex of the formula wherein: M is titanium, zirconium or hafnium in the +2 or +4 formal oxidation state; R' and R" in each occurrence are independently hydrogen, hydrocarbyl, silyl, germyl, cyano, halo and combinations thereof, said R' and R" having up to 20 non-hydrogen atoms each, or adjacent R' groups and/or adjacent R" groups (when R' and R" are not hydrogen) together form a divalent derivative thereby forming a fused ring system; E is silicon, germanium or carbon; x is an integer from 1 to 8; R" ' idependently each occurrence is hydrogen or a group selected from silyl, hydrocarbyl, hydrocarbyloxy and combinations thereof, or two R" ' groups together form a ring system, said R" ' having up to 30 carbon or silicon atoms; and D is a stable, conjugated diene, optionally substituted with one or more hydrocarbyl groups, said D having from 4 up to 40 nonhydrogen atoms. 1066 י" ב בסיון התשס" ב - May 23, 2002

Biscyclopentadienyl diene complexes

BISCICLOPENTADIENIL-DIENO COMPLEX, ITS PREPARATION AND CATALYTIC COMPOSITIONS CONTAINING THEM.

LOS COMPLEJOS DEL BISCICLOPENTADIENILO - METAL DE TRANSICION DEL GRUPO 4 SE FORMAN PONIENDO UN COMPLEJO DE BISCICLOPENTADIENIL HALOGENURO DE METAL DEL GRUPO 4, HIDROCARBILO, HIDROCARBILOXI O AMIDA EN CONTACTO CON UN DIENO CONJUGADO. CUANDO SE COMBINAN CON COCATALIZADORES DE ACTIVACION ESTANDAR O SE ACTIVAN CON UNA TECNICA DE ACTIVACION, LOS COMPLEJOS FORMAN CATALIZADORES PARA POLIMERIZAR OLEFINAS, DIOLEFINAS Y/O MONOMEROS ACETILENICAMENTE INSATURADOS. THE COMPLEXES OF THE BISCICLOPENTADIENILO - TRANSITION METAL OF GROUP 4 ARE FORMED BY PUTTING A COMPLEX OF BISCICLOPENTADIENIL METAL HALOGENIDE OF GROUP 4, HYDROCARBIL, HYDROCARBILOXY OR AMIDA IN CONTACT WITH A DIEN. WHEN THEY COMBINE WITH STANDARD ACTIVATION COCATALIZERS OR ARE ACTIVATED WITH AN ACTIVATION TECHNIQUE, THE COMPLEXES FORM CATALYZERS TO POLYMERIZE OLEFINES, DIOLEFINES AND / OR ACETILENICALLY INSATURED MONOMERS.

Biscyclopentadienyl-diene complexes, their preparation and catalyst compositions containing them

Bis-cyclopentadienyl-diene complexes

BISCICLOPENTADIENIL-DIENO COMPLEXES.

SE PRODUCEN COMPLEJOS BISCICLOPENTADIENIL DE METALES DE TRANSICION DEL GRUPO 4, PONIENDO EN CONTACTO UN COMPLEJO BISCICLOPENTADIENIL-METAL DEL GRUPO 4-HALOGENURO, HIDROCARBILO, HIDROCARBILOXI O AMIDA, CON UN DIENO CONJUGADO. SE OBTIENE UNICAMENTE EL DIASTEREOMERO ANSA-RAC, QUE SE SELECCIONA SELECTIVAMENTE Y SE PUEDE RECONVERTIR A LA FORMA DE HALOGENURO SI SE DESEA. CUANDO SE COMBINAN DICHOS COMPLEJOS CON COCATALIZADORES DE ACTIVACION ESTANDAR, O SE ACTIVAN MEDIANTE UNA TECNICA DE ACTIVACION, LOS COMPLEJOS PRODUCEN ACTIVADORES PARA LA POLIMERIZACION DE OLEFINAS, DIOLEFINAS, Y/O MONOMEROS ETILENICAMENTE INSATURADOS. BISCYCLOPENTADIENIL TRANSITION METAL COMPLEXES FROM GROUP 4 ARE PRODUCED, BY CONTACTING A BISCYCLOPENTADIENYL-METAL COMPLEX FROM GROUP 4-HALOGENIDE, HYDROCARBYL, HYDROCARBILOXY OR AMIDATE, WITH A CONJUGATED DIENO. THE ANAS-RAC DIASTEREOMER IS ONLY OBTAINED, WHICH IS SELECTIVELY SELECTED AND CAN BE RECONVERTED TO THE FORM OF HALOGENIDE IF DESIRED. WHEN SUCH COMPLEXES ARE COMBINED WITH STANDARD ACTIVATION COCATALIZERS, OR ACTIVATED THROUGH AN ACTIVATION TECHNIQUE, THE COMPLEXES PRODUCE ACTIVATORS FOR THE POLYMERIZATION OF OLEPHINES, DIOLEFINES, AND / OR ETHYLENICALLY UNSATURATED MONOMERES.

Biscyclopentadienyl diene complexes

Catalysts for polymerizing olefins, diolefins and/or acetylenically unsaturated monomers comprising biscyclopentadienyl, Group 4 transition metal complexes formed with conjugated dienes wherein the diene is bound to the transition metal either in the form of a sigma -complex or a pi -complex in combination with a cocatalyst or subjected to bulk electrolysis in the presence of compatible, inert non-coordinating anions.

Bicyclopentadienylodiene complexes

Representation of silyl salts

PREPARATION OF SILILIO SALTS.

SE PRESENTAN SALES DE SILILIO CORRESPONDIENTES A LA FORMULA: DONDE R, INDEPENDIENTEMENTE EN CADA CASO, SE SELECCIONA A PARTIR DE HIDROCARBILO, SILILO, HIDROCARBILOXI, DIHIDROCARBILAMINO Y COMBINACIONES DE LOS MISMOS QUE TENGAN HASTA 30 ATOMOS DISTINTOS DE HIDROGENO, X'' ES UNA BASE DE LEWIS OPCIONAL CON HASTA 20 ATOMOS DISTINTOS DE HIDROGENO, Q ES 0 O 1 Y A SUP,-} ES UN ANION COMPATIBLE, NO COORDINADO. DICHAS SALES SE PREPARAN OXIDANDO, PREFERIBLEMENTE POR MEDIOS ELECTROLITICOS, UNA SOLUCION QUE COMPRENDE UN COMPUESTO DISILANO, CORRESPONDIENTE A LA FORMULA: DONDE R ES TAL Y COMO SE LO DEFINIO PREVIAMENTE, EN PRESENCIA DE UNA FUENTE DEL CONTRAION NO COORDINADO A SUP,-}. SILILIO SALTS CORRESPONDING TO THE FORMULA ARE SUBMITTED: WHERE R, INDEPENDENTLY IN EACH CASE, IS SELECTED FROM HYDROCARBIL, SILILO, HYDROCARBILOXY, DIHYDROCARBILAMINE AND COMBINATIONS OF THE SAME THERE ARE ONE, BASED ON X OPTIONAL LEWIS WITH UP TO 20 DIFFERENT HYDROGEN ATOMS, Q IS 0 OR 1 ALREADY SUPPLY, -} IS A COMPATIBLE ANION, NOT COORDINATED. SALES ARE PREPARED OXIDIZING, PREFERIBLY BY ELECTROLYTIC MEANS, A SOLUTION THAT INCLUDES A DISILAN COMPOUND, CORRESPONDING TO THE FORMULA: WHERE R IS SUCH AND AS DEFINED PREVIOUSLY, IN THE PRESENCE OF A SOURCE OF CONTRRATION NOT COORDINATED TO.

SILICON CATIONIC POLYMERIZATION ACTIVATORS FOR METALLOCENE COMPLEXES.

SE PREPARAN SISTEMAS CATALIZADORES UTILES EN REACCIONES DE POLIMERIZACION DE ADICION QUE COMPRENDEN UN COMPLEJO DE METAL DEL GRUPO 4 Y UN COCATALIZADOR DE ACTIVACION DE SAL DE SILILIO MEDIANTE LA PUESTA EN CONTACTO DEL COMPLEJO DE METAL CON UNA SAL DE SILILIO DE UN ANION COMPATIBLE, DE NO COORDINACION, OPCIONALMENTE LA SAL DE SILILIO SE PREPARA MEDIANTE OXIDACION ELECTROQUIMICA Y SEPARACION DEL COMPUESTO DE DISILANO CORRESPONDIENTE. USEFUL CATALYST SYSTEMS ARE PREPARED IN ADDITION POLYMERIZATION REACTIONS INCLUDING A METAL COMPLEX OF GROUP 4 AND A SILICON SALT ACTIVATION COCATALIZER BY CONTACTING A METAL COMPLEX WITH A SILILIUM SALT OF A COMPATIBLE ANION COORDINATION, OPTIONALLY THE SILILIO SALT IS PREPARED THROUGH ELECTROCHEMICAL OXIDATION AND SEPARATION OF THE CORRESPONDING DISILANO COMPOUND.

Darstellung von Silylsalzen

Silylium cationic polymerization activators for metallocene complexes

Catalyst systems useful in addition polymerisation reactions comprising a Group 4 metal complex and a silylium salt activating cocatalyst are prepared by contacting the metal complex with a silylium salt of a compatible, non-coordinating anion, optionally the silylium salt is prepared by electrochemical oxidation and splitting of the corresponding disilane compound.

Complexo de metal de transição do grupo 4 e processo de polimerização

"COMPLEXO DE METAL DE TRANSIçãO DO GRUPO 4 E PROCESSO DE POLIMERIZAçãO". Um complexo de metal de transição do Grupo 4 contendo um grupo ligado em ponte de boro ou de alumínio contendo um grupo doador de elétron contendo nitrogênio, especialmente um grupo amido.

COMPOSITION, PROCESS FOR PREPARING A HIGH MOLECULAR WEIGHT MULTI-BLOCK HOMOPOLYMER AND PROCESS FOR PREPARING A HIGH MOLECULAR WEIGHT MULTI-BLOCK COPOLYMER”

composição, processo para preparar um copolímero em multibloco de alto peso molecular, copolímero em multibloco, derivado funcionalizado, derivado reticulado, copolímero e mistura de polímero. composição para uso na formação de um copolímero em multibloco de um monômero polimerizável único, dito copolímero contendo dois ou mais segmentos ou blocos que diferem quanto ao índice de ramificação, um processo de polimerização utilizando o mesmo, e os pilímeros resultantes, sendo que a composição compreende a mistura ou produto de reação resultante da combinação de; (a) um primeiro catalisador de polimerização de olefina, (b) um segundo catalisador de polimerização de olefina capaz de preparar polímeros que diferem quanto às propriedades físicas ou químicas do polímero preparado através do catalisador (a) sob condições de polimerização equivalentes, pelo menos um catalisador (a) ou catalisador (b) sendo capaz de formar um polímero ramificado por meio de movimento de cadeia ou reincorporação de cadeias poliméricas olefínicas formadas in situ, e (c) um agente de transporte de cadeia. composition, process for preparing a high molecular weight multiblock copolymer, multiblock copolymer, functionalized derivative, crosslinked derivative, copolymer and polymer blend. composition for use in forming a multiblock copolymer of a single polymerizable monomer, said copolymer containing two or more segments or blocks which differ in branching index, a polymerization process using the same, and the resulting pilymers, the composition being comprises the reaction mixture or product resulting from the combination of; (a) a first olefin polymerization catalyst, (b) a second olefin polymerization catalyst capable of preparing polymers that differ in the physical or chemical properties of the polymer prepared through catalyst (a) under at least equivalent polymerization conditions a catalyst (a) or catalyst (b) being capable of forming a branched polymer by chain movement or reincorporation ...

Katalysatorsammensetning omfattende shuttling middel for dannelse av etylenkopolymer

En blanding for anvendelse i dannelse av en multi-blokk kopolymer fra en enkelt polymeriserbar monomer, idet kopolymeren inneholder deri to eller flere segmenter eller blokker med forskjellig forgreningsindeks, en polymerisasjonsprosess som anvender de samme, og de resulterende polymerer, hvori blandingen omfatter sammensetningen eller reaksjonsproduktet som resulterer fra kombinasjon av : (A) en første olefinpolymerisasjonskatalysator, (B) en andre olefinpolymerisasjonskatalysator i stand til å fremstille polymerer som er forskjellige i kjemiske eller fysiske egenskaper fra polymeren fremstilt av katalysator (A) under ekvivalente polymerisasjonsbetingelser, idet minst en av katalysator (A) eller katalysator (B) er i stand til å danne en forgrenet polymer ved hjelp av kjedevandring eller reinkorporering av in situ dannede olefiniske polymerkjeder, og (C) et kjedeskytteloverføringsmiddel.

Katalysatorsammensetning omfattende shuttling middel for dannelse av hoyere olefinmultiblokkkopolymerer

Kopolymerer, spesielt multiblokkopolymerer inneholdende deri to eller flere segmenter eller blokker som er forskjellige i kjemiske eller fysiske egenskaper, fremstilles ved å polymerisere propylen, 4-metyl-1 -penten, eller annet C4-8 a-olefin og en eller flere kopolymeriserbare komonomerer, spesielt etylen i nærvær av en blanding omfattende sammensetningen eller reaksjonsproduktet som resulterer fra å kombinere: (A) en første metallkompleks olefinpolymerisasjonskatalysator, (B) en andre metallkompleks olefinpolymerisasjonskatalysator i stand til å fremstille polymerer som differerer i kjemiske eller fysiske egenskaper fra polymeren fremstilt av katalysator (A) under ekvivalente polymerisasjonsbetingelser, og (C) et kjedeskytteloverføringsmiddel (kjede-pendeloverføringsmiddel).

Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation

Disclosed is a multi-block copolymer formed by polymerizing propylene, 4-methyl-1-pentene, styrene, or another C4-20 alpha-olefin, and a copolymerizable comonomer in the presence of a composition comprising the admixture or reaction product resulting from combining: a first olefin polymerization catalyst (A), a second olefin polymerization catalyst (B) capable of preparing polymers differing in chemical or physical properties from the polymer prepared by catalyst (A) under equivalent polymerization conditions, and a chain shuttling agent (C), wherein catalyst (A) corresponds to one of the two pictured formulas, wherein the metals and substituents are defined herein.

Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation

Catalyst composition comprising shuttling agent for higher olefin multi-block copolymer formation

包含用於形成乙烯多嵌段共聚物之穿梭劑的催化劑組成物

Catalyst composition comprising shuttling agent for ethylene multi-block copolymer formation

METHOD FOR SELECTING POLYMERIZATION MODIFIERS

Technique for selecting polymerization modifiers

A combinatorial method for identifying a catalyst composition for use in the homogeneous addition polymerization of an olefin monomers, said catalyst composition comprising a transition metal compound, a cocatalyst and a polymerization modifier, as well as catalyst compositions and improved olefin polymerization processes resulting therefrom.

process for preparing a branched polymer, process for preparing a multiramified pseudo-block copolymer and polymer

PROCESSO PARA PREPARAR UM POLìMERO RAMIFICADO, PROCESSO PARA PREPARAR UM COPOLìMERO EM PSEUDO-BLOCO MULTI- RAMIFICADO E POLìMERO. Processo de polimerização e a composição polimérica resultante, dito processo compreendendo polimerizar um ou mais monómeros polimerizáveis por adição e um agente detranslado polimerizável na presença de pelo menos um catalisador de polimerização por adição compreendendo um composto ou complexo metálico e um co-catalisador sob condições caracterizadas pela formação de um polímero ramificado, preferivelmente compreendendo arquitetura molecular em pseudo-bloco. PROCESS TO PREPARE A BRANCHED POLYMER, PROCESS TO PREPARE A COPOLYMER IN MULTI-BRANCHED PSEUDO-BLOCK AND POLYMER. Polymerisation process and the resulting polymeric composition, said process comprising polymerizing one or more polymerisable monomers by addition and a polymerisable crosslinking agent in the presence of at least one polymerisation catalyst by addition comprising a metal compound or complex and a co-catalyst under characterized conditions by forming a branched polymer, preferably comprising pseudo-block molecular architecture.

Catalytic olefin block copolymers via polymerizable shuttling agent

A polymerization process and the resulting polymer composition, said process comprising polymerizing one or more addition polymerizable monomers and a polymerizable shuttling agent in the presence of at least one addition polymerization catalyst comprising a metal compound or complex and a cocatalyst under conditions characterized by the formation of a branched polymer, preferably comprising pseudo-block molecular architecture.

Group IV Biaryl-Phenoxy-Transition Metal Catalysts for Olefin Polymerization

Un sistema catalítico que comprende un complejo metal-ligando según la fórmula (I): **(Ver fórmula)** donde M es un metal elegido entre titanio, circonio o hafnio, teniendo el metal un estado de oxidación formal de +2, +3 o +4; cada X es un ligando monodentado o bidentado elegido independientemente de hidrocarburo (C2-C50) insaturado, heterohidrocarburo (C2-C50) insaturado, hidrocarbilo (C1-C50), arilo (C6-C50), heteroarilo (C6-C50), ciclopentadienilo, ciclopentadienilo sustituido, dieno (C4-C12), halógeno, -N (RN)2 y -NCORC; n es 1, 2 o 3; m es 1 o 2; el complejo metal-ligando tiene 6 o menos enlaces metal-ligando; cada Y se selecciona independientemente de oxígeno o azufre; cada R1 se selecciona independientemente del grupo que consiste en hidrocarbilo (C1-C50), heterohidrocarbilo (C1- C50), arilo (C6-C50), heteroarilo (C4-C50), -Si(RC)3, -Ge(RC)3, -P(RP)2, -N(RN)2, -ORC, -SRC, -NO2, -CN, -CF3, RCS(O)-, - P(O)(RP)2, RCS(O)2-, (RC)2C=N-, RCC(O)O-, RCOC(O)-, RCC(O)N(R)-, (RC)2NC(O)-, halógeno y -H; cada R2 se elige independientemente de hidrocarbilo (C1-C50), heterohidrocarbilo (C1-C50), arilo (C6-C50), heteroarilo (C4-C50), -Si(RC)3 y -Ge(RC)3; para cada anillo individual que contiene grupos z1 y z2, cada uno de z1 y z2 se selecciona independientemente del grupo que consiste en azufre, oxígeno, -N(RR)-, =N- y -C(RR)-, siempre que al menos uno de z1 o z2 sea -C(RR)-; cada A se elige independientemente de -z3-z4-z5- o -C(R3)C(R4)C(R5)C(R6)-, donde: cada uno de z3, z4, y z5 se selecciona del grupo que consiste en azufre, oxígeno, -N(RR)- y -C(RR)-, siempre que exactamente uno de z3, z4, o z5 sea -C(RR)- o que exactamente dos de z3, z4, o z5 sean -C(RR)-; y cada R3, R4, R5 y R6 se elige independientemente de hidrocarbilo (C1-C50), heterohidrocarbilo (C1-C50), arilo (C6-C50), heteroarilo (C4-C50), -Si(RC)3, -Ge(RC)3, -P(RP)2, -N(RN)2, -ORC, -SRC, -NO2, -CN, -CF3, RCS(O)-, RCS(O)2-, (RC)2C=N-, RCC(O)O-, RCOC(O)-, RCC(O)N(R)-, (RC)2NC(O)-, halógeno o -H; cada RC, RN y RP ...

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Forbundne metallkomplekser

Bridged metal complexes

Bridged metal complexes

Bridged metal complexes for gas phase polymerizations

A gas phase olefin polymerization wherein the catalyst comprises a novel Group 4 transition metal complex containing a boron or aluminum bridging group containing a nitrogen containing group, especially an amido group.