Dow Global Technolgoies LLC

W. R. Grace Co.-conn.

Huntsman Advanced Materials Americas LLC

Tao Tao

Tak W Leung

Linfeng Chen

Kuanqiang Gao

Xiaodong Huang

Joseph N Coalter, Iii

Kelly Gonzalez

Gary A Roth

Derek Scott Kincaid

Dong Le

Clark C Williams

Derek Kincaid

Madhi Ghazizadeh

James X Shu

Naraso Borjigin

Lingfeng Chen

Joseph N Coalter Iii

Joseph N Iii Coalter

The present disclosure provides a functionalized phthalonitrile monomer derived from a polyhydric phenol comprising at least one furan group or thiophene group and 4-nitrophthalonitrile. The functionalized phthalonitrile monomer may be used in various thermosetting compositions which can be cured to form thermoset polymers having excellent thermal and mechanical properties, such as high thermal stability, heat resistance, high char yield, and enhanced structural rigidity.

Phthalonitrile resins, methods of making same and compositions thereof

Disclosed are catalyst compositions having an internal electron donor which includes a 3,6-di-substituted-1,2-phenylene aromatic diester. Ziegler-Natta catalyst compositions containing the present catalyst compositions exhibit very high hydrogen response, high activity, high selectivity and produce propylene-based olefins with high melt flow rate.

Production of high melt flow propylene-based polymer and product from same

A curable epoxy system useful in the production of composites capable of being used in various industries, including, for example, the aerospace industry. In particular, the present disclosure relates to a curable epoxy system comprising (i) an epoxy component selected from bisphenol C diglycidyl ether, one or more derivatives of bisphenol C diglycidyl ether, and combinations thereof, and (ii) 9,9-bis(4-amino-3-chlorophenyl)fluorene.

Curable epoxy system

Process for production of high melt flow propylene-based polymer and product from same

Disclosed are procatalyst compositions having an internal electron donor which include a substituted phenylene aromatic diester and optionally an electron donor component. Ziegler-Natta catalyst compositions containing the present procatalyst compositions exhibit high activity and produce propylene-based olefins with broad molecular weight distribution.

Procatalyst composition with substituted 1,2-phenylene aromatic diester internal donor and method

Disclosed are procatalyst compositions having an internal electron donor which includes a substituted amide ester and optionally an electron donor component. Ziegler-Natta catalyst compositions containing the present procatalyst compositions exhibit improved catalyst activity and/or improved catalyst selectivity and produce propylene-based olefins with broad molecular weight distribution.

Procatalyst composition with substituted amide ester internal electron donor

Disclosed herein are catalyst compositions and polymers, i.e., propylene-based polymers, produced therefrom. The present catalyst compositions contain an internal electron donor of an alkoxyalkyl 2-propenoate and optionally a mixed external electron donor. The present catalyst compositions improve catalyst selectivity and polymer stiffness. Polypropylene homopolymer produced from the present catalyst composition has a xylene solubles content less than 4 wt % and a Tgreater than 172.0&#xb0; C.

Procatalyst composition with alkoxyalkyl 2-propenoate internal electron donor and polymer from same

Disclosed herein are catalyst compositions and polymers, i.e., propylene-based polymers, produced therefrom. The present catalyst compositions include an internal electron donor with an alkoxypropyl ester. The present catalyst compositions improve catalyst selectivity. Propylene-based polymer produced from the present catalyst composition has a melt flow rate greater than 4 g/10 min.

Procatalyst composition with alkoxypropyl ester internal electron donor and polymer from same

Disclosed herein are processes for preparing procatalyst compositions with an internal electron donor containing greater than 4.5 wt % of a compounded alkoxyalkyl ester. Also disclosed are catalyst compositions containing the procatalyst composition and polymers, i.e., propylene-based polymers, produced therefrom. The present procatalyst compositions improve catalyst selectivity, catalyst activity, procatalyst morphology and polymer particle morphology, and improve hydrogen response during olefin polymerization.

Process for producing procatalyst composition with alkoxyalkyl ester internal electron donor and product

Disclosed herein are procatalyst compositions, catalyst compositions and polymers, i.e., propylene-based polymers, produced therefrom. The present procatalyst compositions contain a halo-malonate and a 2-fluoro-malonate in particular. The present catalyst compositions improve catalyst selectivity, improve catalyst activity, and also improve hydrogen response during polymerization. Propylene-based polymer produced from the present catalyst composition has a melt flow rate greater than 50 g/10 min.

Catalyst composition with halo-malonate internal electron donor and polymer from same

A solid, hydrocarbon-insoluble, catalyst component useful in polymerizing olefins, said catalyst component containing magnesium, titanium, and halogen, and further containing an internal electron donor having a structure:[R&#x2014;O&#x2014;C(O)&#x2014;O&#x2014;]Rwherein Ris independently at each occurrence, an aliphatic or aromatic hydrocarbon, or substituted hydrocarbon group containing from 1 to 20 carbon atoms; x is 2-4; and Ris an aliphatic or aromatic hydrocarbon, or substituted hydrocarbon group containing from 1 to 20 carbon atoms, provided that there are from 3 to 4 atoms in the shortest chain connecting a first R&#x2014;O&#x2014;C(O)&#x2014;O&#x2014; group and a second R&#x2014;O&#x2014;C(O)&#x2014;O&#x2014; group.

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Houston, TX, United States of America

Tao Tao