Patent application number | Description | Published |
20090291506 | PROCESS - A process for the preparation of coated polymer particles containing superparamagnetic crystals, said process comprising reacting surface-functionalized, superparamagnetic crystal-containing polymer particles of diameter less than 0.5 μm with at least one polyisocyanate and at least one diol. | 11-26-2009 |
20100099803 | PROCESS FOR THE PREPARATION OF MONODISPERSE POLYMER PARTICLES - A process for the preparation of monodisperse polymer particles which are formed by contacting monomers with aqueous dispersions comprising monodisperse swellable seed polymers/oligomers, and initiating polymerization in the presence of a steric stabilizer. The resulting swollen seed particles are characterized by the particle mode diameter. | 04-22-2010 |
20100207051 | PARTICLES AND THEIR USE IN A METHOD FOR ISOLATING NUCLEIC ACID OR A METHOD FOR ISOLATING PHOSPHOPROTEINS - Monodisperse polymer microparticles comprising polystyrene or polyacrylate, wherein said particles have a coating formed of at least one transition metal oxide or porous polymer microparticles comprising polystyrene or polyacrylate, wherein said particles have a coating formed of at least one transition metal oxide. The use of such particles in a method for isolation of phosphoproteins from a sample containing phosphoproteins or for isolating nucleic acid from a sample containing nucleic acid is also described | 08-19-2010 |
20100222508 | MAGNETIC POLYMER PARTICLES - A conjugate comprising a magnetic polymer particle bound to a carboxymethylated aspartate chelating ligand, optionally chelating a metal ion. | 09-02-2010 |
20100301257 | MONODISPERSE SUBMICRON POLYMER PARTICLES - This invention relates to monodisperse cross-linked polymer particles, comprising particles with a substantially smooth outer surface and an average diameter of less than 1 μm, wherein the particles are solid or porous, and wherein the coefficient of variation (CV) % of the particles, when measured by CPS disk centrifugation analysis, is less than 15%. These monodisperse cross-linked polymer particles may comprise magnetic material and are useful in various application. This invention also relates to monodisperse polymer particles for use as seed particles in the Ugelstad process. | 12-02-2010 |
20130099151 | PARTICLES - A coated magnetic particle comprising an optionally porous magnetic polymer particle of a matrix polymer, said polymer particle having on a surface and/or in the pores thereof superparamagnetic crystals, said coated particle having a coat formed of a coating polymer, wherein said coated magnetic particle is essentially non-autofluorescent. | 04-25-2013 |
20130210991 | Hydrophilic Polymeric Particles and Methods for Making and Using Same - A method of forming a particle includes, in a disperse phase within an aqueous suspension, polymerizing a plurality of mer units of a hydrophilic monomer having a hydrophobic protection group, thereby forming a polymeric particle including a plurality of the hydrophobic protection groups. The method further includes converting the polymeric particle to a hydrophilic particle. | 08-15-2013 |
20130211119 | Hydrophobic Diacrylamide Compound - A silyl protected diacrylamide compound is described. A method of forming such a compound includes mixing a silylation reagent with a hydroxylated diamine compound under first reactive conditions to form a product in a first solution, separating the product from the first solution, and mixing the product with acryloyl chloride under second reactive conditions in a second solution to form a silyl protected diacrylamide compound. | 08-15-2013 |
20140073715 | Hydrophilic Polymeric Particles and Methods for Making and Using Same - A method of forming a particle includes, in a disperse phase within an aqueous suspension, polymerizing a plurality of mer units of a hydrophilic monomer having a hydrophobic protection group, thereby forming a polymeric particle including a plurality of the hydrophobic protection groups. The method further includes converting the polymeric particle to a hydrophilic particle. | 03-13-2014 |
20140073738 | Hydrophilic Polymeric Particles and Methods for Making and Using Same - A method of forming a particle includes, in a disperse phase within an aqueous suspension, polymerizing a plurality of mer units of a hydrophilic monomer having a hydrophobic protection group, thereby forming a polymeric particle including a plurality of the hydrophobic protection groups. The method further includes converting the polymeric particle to a hydrophilic particle. | 03-13-2014 |
20140073756 | Hydrophobic Diacrylamide Compound - A silyl protected diacrylamide compound is described. A method of forming such a compound includes mixing a silylation reagent with a hydroxylated diamine compound under first reactive conditions to form a product in a first solution, separating the product from the first solution, and mixing the product with acryloyl chloride under second reactive conditions in a second solution to form a silyl protected diacrylamide compound. | 03-13-2014 |
20140080966 | Hydrophobic Diacrylamide Compound - A silyl protected diacrylamide compound is described. A method of forming such a compound includes mixing a silylation reagent with a hydroxylated diamine compound under first reactive conditions to form a product in a first solution, separating the product from the first solution, and mixing the product with acryloyl chloride under second reactive conditions in a second solution to form a silyl protected diacrylamide compound. | 03-20-2014 |
20140142254 | Hydrophilic Polymeric Particles and Methods for Making and Using Same - A method of forming a particle includes, in a disperse phase within an aqueous suspension, polymerizing a plurality of mer units of a hydrophilic monomer having a hydrophobic protection group, thereby forming a polymeric particle including a plurality of the hydrophobic protection groups. The method further includes converting the polymeric particle to a hydrophilic particle. | 05-22-2014 |
20140179025 | PARTICLES - A coated magnetic particle comprising an optionally porous magnetic polymer particle of a matrix polymer, said polymer particle having on a surface and/or in the pores thereof superparamagnetic crystals, said coated particle having a coat formed of a coating polymer, wherein said coated magnetic particle is essentially non-autofluorescent. | 06-26-2014 |
20140231697 | PARTICLES - A coated magnetic particle comprising an optionally porous magnetic polymer particle of a matrix polymer, said polymer particle having on a surface and/or in the pores thereof superparamagnetic crystals, said coated particle having a coat formed of a coating polymer, wherein said coated magnetic particle is essentially non-autofluorescent. | 08-21-2014 |
20140256836 | PROCESS FOR THE PREPARATION OF MONODISPERSE POLYMER PARTICLES - A process for the preparation of monodisperse polymer particles which are formed by contacting monomers with aqueous dispersions comprising monodisperse swellable seed polymers/oligomers, and initiating polymerization in the presence of a steric stabilizer. The resulting swollen seed particles are characterized by the particle mode diameter. | 09-11-2014 |