Abstract:
Processes of polymerizing olefins. The process includes polymerizing contacting ethylene and a (C3-C40)alpha-olefin comonomer in the presence of a catalyst system comprising a procatalyst and a bimetallic activator complex. The bimetallic activator complex includes an anion and a countercation. The anion having a structure according to formula (I).
Abstract:
Embodiments of the disclosure include processes of polymerizing olefins. The process includes contacting ethylene and a (C 3 −C 40 )alpha-olefin comonomer in the presences of a catalyst system. The catalyst system comprises a procatalyst and a bimetallic activator complex. The bimetallic activator complex comprises an anion and a countercation, and the anion has a structure according to formula (I).
Abstract:
A method of producing an alcohol ethoxylate surfactant or lubricant, the method including reacting a low molecular weight initiator with ethylene oxide in the presence of a polymerization catalyst, the low molecular weight initiator having a nominal hydroxyl functionality at least 1, and the polymerization catalyst being a Lewis acid catalyst having the general formula M(R 1 ) I (R 2 ) I (R 3 ) I (R 4 ) 0 or 1 , whereas M is boron, aluminum, indium, bismuth or erbium, R 1 , R 2 , R 3 , and R 4 are each independent, R 1 includes a first fluoroalkyl-substituted phenyl group, R 2 includes a second fluoroalkyl-substituted phenyl group or a first fluoro/chloro- substituted phenyl group, R 3 includes a third fluoroalkyl-substituted phenyl group or a second fluoro/chloro-substituted phenyl group, and optional R 4 includes a functional group or functional polymer group, R 1 being different from at least one of R 2 and R 3 . The method further including forming an alcohol ethoxylate surfactant or lubricant having a number average molecular weight of greater than the number average molecular weight of the low molecular weight initiator in the presence of the Lewis acid catalyst.
Abstract:
Organic compounds suitable for organic layers of electronic devices that have reduced driving voltage, increased luminous efficiency and increased power efficiency.
Abstract:
Provided is an organic light-emitting diode comprising a substrate, an anode layer, optionally one or more hole injection layers, one or more hole transport layers, optionally one or more electron blocking layers, an emitting layer, optionally one or more hole blocking layers, optionally one or more electron transport layers, an electron injection layer, and a cathode, wherein either the hole injection layer, or the hole transport layer, or both of the hole injection layer and the hole transport layer, or a layer that functions as both a hole injection layer and a hole transport layer, comprises a polymer that comprises one or more triaryl aminium radical cations having the structure (S1 ) wherein each of R 11 , R 12 , R 13 , R 14 , R 15 , R 21 , R 22 , R 23 , R 24 , R 25 , R 31 , R 32 , R 33 , R 34 , and R 35 is independently selected from the group consisting of hydrogen, deuterium halogens, amine groups, hydroxyl groups, sulfonate groups, nitro groups, and organic groups, wherein two or more of R 11 , R 12 , R 13 , R 14 , R 15 , R 21 , R 22 , R 23 , R 24 , R 25 , R 31 ; R 32 ; R 33 R 34 and R 35 are optionally connected to each other to form a ring structure; wherein one or more of R11, R 12 , R 13 , R 14 , R 15 , R 21 , R 22 , R 23 , R 24 , R 25 , R 31 , R 32 , R 33 , R 34 , and R 35 is covalently bound to the polymer, and wherein A" is an anion.
Abstract:
A single phase liquid formulation useful for producing an organic charge transporting film; said formulation comprising: (a) a first polymer resin having M w less than 5,000; (b) a second polymer resin having M w at least 7,000; (c) a first solvent having a boiling point from 50 to 165°C; and (d) a second solvent having a boiling point from 180 to 300°C.
Abstract:
A polyolefin formulation comprising (A) a polyolefin polymer; x weight percent (wt%) of (B) an alkoxyphenol compound of formula (I); and y wt% of (C) a benzophenone compound of formula (II) as described in the specification; wherein y is from 1 to 8 wt%; wherein x is from 0.1 to 3.0 wt%, with the proviso that x is less than 0.5y; and wherein wt% are based on total weight of the polyolefin formulation. Also crosslinked products made therefrom; methods of making and using same; and articles containing same.
Abstract:
A crosslinkable polyolefin formulation comprises (A) a polyethylene polymer and (B) an arylketone of formula (I) as defined herein; products made therefrom; methods of making and using same; and articles containing same.