Compositions are provided which may comprise a plurality of organic additive particles, the particles comprising a polymerization product of reactants comprising a dioxane/dioxolane monomer and a vinyl co-monomer, wherein the dioxane/dioxolane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxolane moiety, or both. Toner and additive manufacturing compositions comprising the organic additive particles are also provided.

Compositions are provided which may comprise a plurality of organic additive particles, the particles comprising a polymerization product of reactants comprising a dioxane/dioxolane monomer and a vinyl co-monomer, wherein the dioxane/dioxolane monomer is an ester of (meth)acrylic acid with an alcohol comprising a dioxane moiety, an ester of (meth)acrylic acid with an alcohol comprising a dioxolane moiety, or both. Toner and additive manufacturing compositions comprising the organic additive particles are also provided.

The present invention relates to a method for preparing a macromolecular composition comprising phenylglyoxaldehyde-derivatives. The invention also relates to the macromolecular compositions per se, and to methods of using the macromolecular compositions. The macromolecular compositions are useful for undergoing subsequent reactions with small molecules, for instance to remove such small molecules from a solution.

The present invention relates to a method for preparing a macromolecular composition comprising phenylglyoxaldehyde-derivatives. The invention also relates to the macromolecular compositions per se, and to methods of using the macromolecular compositions. The macromolecular compositions are useful for undergoing subsequent reactions with small molecules, for instance to remove such small molecules from a solution.

A method for assessing polymeric additive content A in a polymeric particle mixture may comprise determining a concentration B of a metal cation in a polymeric particle mixture comprising parent polymeric particles and polymeric additive particles, wherein the metal cation is selected from alkali earth metals and alkali metals, other than sodium (Na), and the metal cation is capable of forming a water-soluble base; determining a concentration C of the metal cation in the parent polymeric particles; determining a concentration D of the metal cation in the polymeric additive particles; and calculating a polymeric additive content A using formula A=(B−C)/D.

A method for assessing polymeric additive content A in a polymeric particle mixture may comprise determining a concentration B of a metal cation in a polymeric particle mixture comprising parent polymeric particles and polymeric additive particles, wherein the metal cation is selected from alkali earth metals and alkali metals, other than sodium (Na), and the metal cation is capable of forming a water-soluble base; determining a concentration C of the metal cation in the parent polymeric particles; determining a concentration D of the metal cation in the polymeric additive particles; and calculating a polymeric additive content A using formula A=(B−C)/D.

A method for assessing polymeric additive content A in a polymeric particle mixture may comprise determining a concentration B of a metal cation in a polymeric particle mixture comprising parent polymeric particles and polymeric additive particles, wherein the metal cation is selected from alkali earth metals and alkali metals, other than sodium (Na), and the metal cation is capable of forming a water-soluble base; determining a concentration C of the metal cation in the parent polymeric particles; determining a concentration D of the metal cation in the polymeric additive particles; and calculating a polymeric additive content A using formula A=(B−C)/D.

The present invention relates to a polymer composition comprising a (meth)acrylic polymer and a multistage polymer. In particular the present invention it relates to polymer composition comprising a (meth)acrylic polymer and a multistage polymer that can be used as a masterbatch. More particularly the present invention relates also to a process for preparing a polymer composition comprising a (meth)acrylic polymer and a multistage polymer by spray drying or coagulation.

The present invention relates to a polymer composition comprising a (meth)acrylic polymer and a multistage polymer. In particular the present invention it relates to polymer composition comprising a (meth)acrylic polymer and a multistage polymer that can be used as a masterbatch. More particularly the present invention relates also to a process for preparing a polymer composition comprising a (meth)acrylic polymer and a multistage polymer by spray drying or coagulation.

Provided is a method of suspension polymerization comprising (i) providing a suspension of liquid droplets in an aqueous medium, wherein said droplets comprise (a) one or more water-insoluble vinyl monomers, and (b) a polyelectrolyte (PED) having a polarity, (c) one or more initiators, and wherein said aqueous medium comprises a polyelectrolyte (PEW) having a polarity that is opposite to the polarity of said polyelectrolyte (PED), (ii) polymerizing said vinyl monomer or allowing said vinyl monomer to polymerize.