Rohm and Haas Company

Stepan Company

Dow Global Technolgoies LLC

Ddp Specialty Electronic Materials US 8, LLC

Ddp Specialty Electronic Materials Us, LLC

Alfred Karl Schultz

Andrew M Savo

John David Finch

Lester Howard McIntosh, Iii

Matthew D Reichert

Adnan Siddiqui

Robert Johnson

John C Rohanna

J Marcus Slagt

Ralph Craig Even

Rajiv Monohar Banavali

Steven Rosenberg

John Reffner

Decai Yu

Kenneth Bruce Laughlin

Klaus-Dieter Topp

George David Green

William J Harris

Randal J Bernhardt

Robert L Sammler

William I Harris

David J Moll

Charles R Marston

Liu Yang

Gregoire Cardoen

Jenifer Heydinger Galante

Oscar David Redwine

Robert J Olsen

Chengli Zu

Marvin H Tegen

Steven L Clauss

Gregory C Pierce

Lester H McIntosh, Iii

Chunxia Costeux

Katherine Anne Hughes

Elaine R Kleinfeld

Robert Tryon Hanlon

J Marc Slagt

Lester H Mcintosh

A polymeric bead having radius R wherein the polymer comprises 0.3% to 20% by weight, based on the weight of the polymer, of polymerized units of one or more multifunctional vinyl monomer and 80% to 99.7% by weight, based on the weight of the polymer, of polymerized units of one or more monofunctional vinyl monomer,

Particles with radial variation

Provided is a collection of polymeric beads, wherein the beads comprise

Component addition polymerization

Provided is method of treating a collection of resin beads (a) comprising the steps of (a) providing the collection of resin beads (a), wherein the resin beads (a) comprise one or more vinyl polymers having quaternary ammonium groups; wherein 90 mole % or more of the quaternary ammonium groups are each associated with a chloride anion; (b) bringing the collection of resin beads (a) into contact with an aqueous solution (b) comprising one or more dissolved (M)Xto form a mixture (b), (c) separating water and compounds dissolved in the water from the mixture (b), to form resin beads (c) and waste solution (bw); (d) bringing resin beads (c) into contact with an aqueous solution (c) comprising dissolved (M3)(OH), to form a mixture (d).

Making low-sodium resin

Provided is a method of making droplets distributed in an aqueous medium comprising bringing into contact

Droplets distributed in an aqueous medium

Provided is a composition comprising droplets distributed in an aqueous medium, wherein the droplets comprise one or more boronic acids, and wherein the aqueous medium comprises polyvinyl alcohol.

Provided is a method of suspension polymerization comprising

Method of suspension polymerization of droplets distributed in an aqueous medium

Provided is a method of regenerating an acrylic resin (B2), comprising

Method of purifying water

Provided is a method for reacting a resin with sulfuric acid comprising the step of heating a reaction mixture to a temperature of 80&#xb0; C. or higher, wherein said reaction mixture comprises

Sulfonation process

Provided is a method of purifying water comprising

Provided is a method for treating sulfuric acid comprising the step (I) of bringing said sulfuric acid into contact with a collection of solid particles (B) having BET surface area of 50 m/g to 5,000 m/g and having volume-average particle diameter of 200 &#x3bc;m or less.

Treating sulfuric acid

Suspensions in aqueous media

Provided is a suspension comprising liquid droplets dispersed in an aqueous medium, wherein said droplets comprise (a) one or more water-insoluble compounds, and (b) a vinyl polyelectrolyte (PED) having a polarity, and wherein said aqueous medium comprises a polyelectrolyte (PEW) having a polarity that is opposite to the polarity of said polyelectrolyte (PED). Also provided are a method of making such a suspension and a method using such a suspension in a process of suspension polymerization.

A method for making an anion exchange or chelant resin comprising a vinyl aromatic polymer including a repeating unit comprising an aromatic ring substituted with an aliphatic amino group, wherein the method comprises the step of reacting a vinyl aromatic polymer with a nitro compound comprising from 1 to 12 carbon atoms with the proviso that the &#x3b1; carbon includes at least one hydrogen.

Method for making anion exchange and chelant resins including aliphatic amino functional groups

A water-insoluble copolymer including an epoxide containing structural unit represented by Formula (I), wherein: the epoxide containing group is positioned meta, ortho or para on the ring relative to the bond linkage with the polymer backbone; L is an optional linking group; and R, Rand Rare independently selected from: hydrogen, or a substituted or unsubstituted hydrocarbyl group. 

Water insoluble copolymer including pendant aryl epoxide groups

Growing community of inventors

Maple Glen, PA, United States of America

Alfred Karl Schultz