Aspects of the present disclosure generally describe polyarylether ketones and methods of use. In some aspects, a composition includes one or more polymers of formulae (I), (II), or (III):

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The present invention relates to a porous membrane suitable for use in high pressure filtration method.

The present disclosure provides a process for producing a polymer, said process comprising polymerising a monomer system comprising a compound of formula: Ar—O—Ar—C(═O)—X—C(═O)—Ar—O—Ar in a reaction medium comprising a Lewis acid where: X is an aliphatic moiety and Ar is an aromatic moiety.

The present disclosure provides a process for producing a polymer, said process comprising polymerising a monomer system comprising a compound of formula: Ar—O—Ar—C(═O)—X—C(═O)—Ar—O—Ar in a reaction medium comprising a Lewis acid where: X is an aliphatic moiety and Ar is an aromatic moiety.

This disclosure concerns a method of making a ligand for Quantum Dot functionalization, a method of making a functionalized Quantum Dot (QD) with a ligand, and a method of making a transparent luminescent quantum dot thiol-yne nanocomposite with tailorable optical, thermal, and mechanical properties. The prepolymer solution and functionalized Quantum Dot can be used in additive manufacturing.

A method for producing an aromatic polysulfone that includes subjecting 4,4′-dichlorodiphenylsulfone and an aromatic dihydroxy compound to a polycondensation reaction, wherein the median diameter (D50) of the 4,4′-dichlorodiphenylsulfone is not more than 1,000 μm.

The invention pertains to a relates to a copolymer (P1) of poly(aryl ether sulfones) (PAES) and polydimethylsiloxane (PDMS) and to the process for preparing the copolymer (P1) by melt-hydrosilylation.

A polyarylene ether sulfone comprising endgroups of formula (I), a process for its manufacture, a molding composition comprising the polyarylene ether sulfone, use of the molding composition and fiber, film or shaped article produced using the molding composition. ##STR00001##

A polyarylene ether sulfone comprising endgroups of formula (I), a process for its manufacture, a molding composition comprising the polyarylene ether sulfone, use of the molding composition and fiber, film or shaped article produced using the molding composition. ##STR00001##

A curable composition for forming a high refractive index optical material, the curable composition comprising an episulfide compound; sulfur-containing organic particles comprising a specific content of sulfur atoms; and a reducing agent, and an optical material comprising the curable composition.