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7618540 |
Flocculant for separating and flocculating oil and water
A flocculant for separating and flocculating oily components and water components is provided so that no sludge is produced when the oily components and the water components contained in the...
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7591890 |
Photocurable pigment type inkjet ink composition
A photocurable pigment type inkjet ink composition including 5 to 95 wt % of water; 0.5 to 20 wt % of a pigment; 1 to 70 wt % of a photocurable component; and 0.0001 to 30 wt % of a reactive...
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7528291 |
Color-stable superabsorbent polymer composition
A color-stable superabsorbent polymer having long-term color stability, and methods of manufacturing the polymer, are disclosed. The color-stable superabsorbent polymer is prepared in the essential...
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7442746 |
Epoxidation of unsaturated cationically stabilized polymer latex
The present invention is directed to a process for synthesizing an epoxidized polymer that includes the steps of:
(1) preparing a cationically stabilized polymer latex containing at least...
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7408004 |
Water soluble-Polymer dispersion and method of producing a water-soluble polymer dispersion
The present invention relates to a water-soluble polymer dispersion comprising: a dispersed polymer made up of at least one water-soluble monomer A and at least one water-soluble cationic monomer...
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7396874 |
Cationic or amphoteric copolymers prepared in an inverse emulsion matrix and their use in preparing cellulosic fiber compositions
A papermaking method and a composition which utilize, as a drainage aid, a water-soluble cationic or amphoteric copolymer prepared via a water-in-oil polymerization technique that, absent a...
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RE39993 |
Emulsions
Emulsions are claimed which comprise oligoesters as emulsifiers. These oligoesters have hitherto only been used as soil release polymers.
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7173085 |
Salt sensitive aqueous emulsions
This invention relates to aqueous emulsions comprising a water-dispersible copolymer which is non-dispersible in aqueous solutions containing 0.5% or more of an inorganic salt, comprising acidic...
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7084205 |
Polymeric compositions for dewatering sewage sludges
Compositions comprising of blends of polymeric materials, including a cationic polymer having an intrinsic viscosity of from 8 to 17 dl/g and a cationic content of from 20 to 100% which may be used...
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7071260 |
Rapid curing aqueous coating agents
The invention relates to rapid-curing aqueous coating agents, containing at least one binding agent and at least one water-soluble, quaternary poly(allylamine). Said agents have rapid curing...
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7060201 |
Optical brighteners their composition their production and their use
Optical brighteners (P AB ) of formula
wherein
each n independently signifies 1 or 2, the group SO 3 M shown with the floating bond is linked to the position 4 or 5, each M independently...
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7015279 |
Composition and method for preparing novel cationic thickeners
A composition and method for a linear or crosslinked cationic polyelectrolyte, involving copolymerization of at least one cationic monomer with at least one neutral monomer and at least one...
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6900262 |
Synthesis and characterization of nanocomposites by emulsion polymerization
The present invention generally provides a method for producing an exfoliated nanocomposite. The method involves charging to water, as the continuous phase, monomers, polymerizable surfactant, and...
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6841588 |
Radiation curable resin composition
A radiation curable resin composition comprising a water soluble amine salt prepolymer formed between an oligomer or compound having at least one amine group and an unsaturated carboxylic acid and...
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6743514 |
Radiation-curable coating for ink jet printing
This invention pertains to radiation-curable aqueous compositions comprising a mixture of water-reducible oligomer, monomer, and water-insoluble cationically-modified latex. More particularly, the...
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6702946 |
Aqueous dispersions
Aqueous dispersions of cationic water-soluble polymers are provided, as well as processes for making and methods of using the same.
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6670508 |
Process for manufacturing the chloride of 1,3-bis- (dimethylbenzylammonium) isopropyl, acrylate alone or mixed with other monomers, and corresponding (co) polymers
A compound of formula (I) is prepared alone or in combination with at least one monomer of formula (II): the quaternizing agents benzyl chloride is introduced into a solution, in a solvent selected...
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6531561 |
Polymers, the process for their preparation and the invert latexes containing them
Linear, branched or crosslinked polymer, capable of being obtained by polymerization of N-alkylacrylamide, in which the alkyl radical is linear or branched and comprises from 1 to 6 carbon atoms,...
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6489395 |
Emulsions
Emulsions are claimed which comprise oligoesters as emulsifiers. These oligoesters have hitherto only been used as soil release polymers.
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6444723 |
Crosslinked micellar gel composition
A crosslinked micellar gel composition is comprised of a polymer formed by a reaction between (a) ionic surfactant units which include ionic surfactant molecules, each of which includes a...
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6437019 |
Glass ionomer cement
The present invention provides a multiple part ionomeric cement system comprising an organic composition that is substantially free of added water, and an aqueous composition comprising water. The...
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6433075 |
Surfactant based gelling composition for wellbore service fluids
A composition, in particular a wellbore service fluid, comprising monomeric surfactants, preferably viscoelastic surfactants, in combination with a polymerization agent. Additionally, the fluid may...
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6426382 |
Polycationic polymer salts, their production and use
Aqueous solutions of polycationic polymers (P AB ) containing quaternary ammonium groups in salt form as heteroatomic chain members or ring members of the polymer, wherein a part of the...
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6407162 |
Emulsion polymerization process utilizing ethylenically unsaturated amine salts of sulfonic, phosphoric and carboxylic acids
Disclosed is an improved method of making polymers. The method utilizes at least one ethylenically unsaturated monomer and at least one polymerizable surface active agent. The polymerizable surface...
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6365667 |
Synthetic polymers having hydrogen bonding capability and containing aliphatic hydrocarbon moieties
Synthetic polymers having hydrogen bonding capability and one or more aliphatic hydrocarbon moieties are capable of providing two distinct properties to paper products, such as tissues, which...
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6262141 |
Process for the preparation of polymers having low residual monomer content
Methods of preparing an acrylic polymer according to the present invention comprise the steps of: forming a gelled polymer by polymerizing a mixture containing an acrylic monomer and a...
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6225395 |
Aqueous stable dispersions based on water-soluble polymers containing a cationic dispersant comprising hydrophobic units
Water-in-water dispersions based on water-soluble polymers can be prepared using a polymer dispersant containing hydrophobic units. The dispersions of the invention are stable on storage and are of...
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6221957 |
Aqueous saline dispersions of water-soluble polymers containing an amphiphilic dispersant based on a cationic polymer containing hydrophobic units
The invention relates to aqueous saline dispersions containing a water-soluble polymer and a dispersant based on a polymer, preferably a cationic polymer, containing hydrophobic units.
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6197843 |
Method for preparing ceramic articles
A process for preparation of ceramic objects which comprises: (a) applying a layer of a high-solids photocurable ceramic composition, to a substrate, the composition comprising: (1) at least 10...
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6177485 |
Polymers derived from unsaturated surfactants for use in ink-jet inks
The properties of ink-jet inks containing a colorant (pigment, macromolecular chromophore, or dye) are improved by adding thereto an additive, specifically, one or more polymers derived from...
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6124396 |
Branched water-soluble acrylamide copolymers of high molecular weight and process for manufacturing them
This invention concerns comb-like branched, water-soluble cationic acrylamide copolymers, prepared from 1-40 mole % of a water-soluble cationic prepolymer backbone of formula I --[A--B--NR] n --...
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6090881 |
Aqueous secondary amine functional acrylic polymer
A two-component thermosetting coating composition is disclosed wherein the binder components comprise: (a) an amino component comprising an aqueous solution and/or dispersion of at least one...
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6080804 |
Spray drying of functionalized polyacrylamide microemulsions
Processes for producing free flowing, Mannich and glyoxal polyacrylamide water soluble and water-swellable granules from a water-in-oil emulsion and compositions comprising such dry polymer...
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6051628 |
Water-resistant ink jet ink
A water-resistant ink jet ink composition comprising from about 0.5% to about 5% by weight of a pigment, a carrier, and from about 0.1% to about 2% by weight of a photo-crosslinkable polymeric...
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6037406 |
High standard viscosity quaternary Mannich microemulsions
Inverse microemulsions having a Standard Viscosity of at least about 3.3 cps are disclosed which comprise an aqueous phase of dispersed micelles containing water and an (alk)acrylamide-based...
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5874524 |
Preparation of polymer powders which are redispersible in an aqueous medium
Polymer powders which are redispersible in an aqueous medium are prepared by drying an aqueous polymer dispersion whose polymer particles dispersed in the aqueous medium have a positive or a...
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5824716 |
Photocurable film-forming acrylic latices
This invention relates to dicyclopentyl-oxyethyl methacrylate acrylic copolymer latices forming photocurable coalesced films and prepared by adding a photoinitiator to the latex, and which are...
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5705559 |
Crosslinked resin particles and production thereof
Disclosed is a process for preparing crosslinked resin particles which comprises dispersing a resin having both a water-dispersible function and a self-crosslinkable function in one molecule in an...
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5698627 |
Additive for papermaking
A novel additive for papermaking is disclosed. The additive comprises an aqueous solution of a copolymer obtained by reacting (a) an acrylamide, (b) a vinyl monomer which is copolymerizable with...
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5686024 |
Aqueous dispersion of a surface active polymer having enhanced performance properties
The present invention is directed to a new aqueous dispersion of surface active polymer which demonstrates enhanced surface active and performance properties more particularly as a foaming agent....
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5597858 |
Hydrophobically associating dispersants used in forming polymer dispersions
An improved process for the preparing a dispersions of water soluble cationic polymers in an aqueous salt solution is disclosed. The improvement comprises using as a polymeric dispersion stabilizer...
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5541252 |
Method of manufacturing water-soluble polymer dispersions having high polymer content
The invention relates to a process for the preparation of low viscous, water soluble polymer dispersions on an aqueous basis with a high concentration of the active substance, containing a...
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5403883 |
Water soluble polymer dispersions
The invention relates to aqueous dispersions of water soluble polymers, formed by polymerization of a mixture A of various monomer components (a1, a2, and possibly a3) in the presence of a...
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5399617 |
Thermoplastic, aqueous latex paints having improved wet adhesion and freeze-thaw stability
Copolymerizable amphoteric surfactants of the structural formula ##STR1## in which R 1 =C 1 -C 2 alkyl, R 2 =C 1 -C 2 alkyl, X - =SO 3 - or COO - , a=2-3, and b=1-6, are polymerized into...
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5387643 |
Composition of a cationic micro-emulsion and its preparation method
In present invention, cationic particle having two-layer structure wherein copolymerized resin comprising a specific copolymer is protected with a film of water soluble resin is contained in...
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5340865 |
Cross-linked cationic polyermic microparticles
Novel compositions comprising cationic polymeric microparticles are disclosed, along with a method for their production. The products are useful in flocculating a wide variety of dispersions of...
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5270383 |
Preparation of aqueous polyurethane dispersions
Aqueous polyurethane dispersions are prepared by reacting (a) dihydroxy compounds having a molecular weight of from 500 to 5,000, (b) diisocyanates and, if required, (c) chain extenders having at...
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5262238 |
Cationic copolymers which are insoluble in water, new dispensions and their use in the coating of papers
Cationic copolymers which are insoluble in water based on acrylamide, and a cationic monomer of general formula (I) ##STR1## in which R and R 1 , identical or different, represent a hydrogen atom...
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5250602 |
Polymer emulsion and method for preparing the same
Disclosed are a polymer emulsion prepared by neutralizing a seed polymer with an acid or a salt or by quaternizing it with a quaternizing agent and a method of preparing the polymer emulsion. The...
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5185411 |
Polymerization of water-soluble monomers
Mono- or copolymers of water-soluble monomers of formula I are produced by preparing a two-phase system containing droplets of an aqueous solution of the monomers in a water-immiscible inert...
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