Wellbore fluids may include an oleaginous continuous phase; a non-oleaginous discontinuous phase; and a polymeric amidoamine emulsifier stabilizing the non-oleaginous discontinuous phase in the oleaginous continuous phase, wherein the polymeric amidoamine emulsifier has at least 5 repeating units. Wellbore fluids may include an oleaginous continuous phase; a non-oleaginous discontinuous phase; and a polymeric amidoamine emulsifier stabilizing the non-oleaginous discontinuous phase in the oleaginous continuous phase, wherein the polymeric amidoamine emulsifier includes at least 3 repeating units selected from allylamine, polyaminopolyamide, N-alkyl acrylamides, (meth)acrylic acid, alkyleneamine reacted with a dicarboxylic acid, alpha-olefin-alt-maleic anhydride, styrene maleic anhydride, alkylene oxide, wherein one or more amine or acid group on the repeating unit is amidized.

A method for preparing stable liquid emulsion forms of plant extract is provided. A plant extract is mixed with a diluent oil as an oil mixture. Heat is applied to the oil mixture until the mixture reaches a threshold viscosity. An emulsifying agent is dispersed in water as an emulsifying solution. The oil mixture and emulsifying solution are mixed together. The mixed oil mixture and emulsifying solution are homogenized as a liquid form of the plant extract.

Disclosed are a polymeric dispersant capable of hybridizing nano-metal and nano-carbon, a polymeric dispersant being composed of a monomer capable of undergoing radical polymerization while having a disulfide functional group, 2-(dimethylamino)ethyl methacrylate, and an aromatic monomer having at least one unsaturated group, a method for preparing thereof, and a method of manufacturing a hybrid film using the polymeric dispersant.

An emulsion comprising a continuous aqueous phase and a dispersed fatty phase in the form of drops, or conversely, wherein the drops comprise a shell formed of at least one anionic polymer comprising at least one carboxylic acid function and at least one cationic polymer comprising at least two amine functional groups, wherein the quantity of amine functional groups provided by the cationic polymer in the fatty phase is between 0.2 μmol and 10.5 μmol per gram of fatty phase.

The present invention relates to emulsion-templated silica micro and nano-capsules- and methods for making them. In particular, the template emulsion is stabilized by a biosurfactant that also assists in nucleating the silica shell Mineralizing biosurfactants and stabilized micro- and nano-emulsions useful in forming the emulsion-templated micro- and nano-capsules, and methods for the use of the silica micro- and nano-capsules are also described.

The present invention relates to a dispersant polymer and a dispersion containing the dispersant polymer. The dispersant polymer is derived from a polyamine species reacted with two different polyester chains, one of which includes a monomeric repeat unit derived from the polyesterification reaction of lactide, glycolide, lactic acid, or glycolic acid monomers. The technology includes preparing the dispersant polymer at lower temperature to allow the use of a broader selection of polyester repeat units.

Described herein is a polymeric pigment dispersant, a process for preparation of the polymeric pigment dispersant, and a pigment dispersion including the pigment dispersant that is used for coating and in printing ink, automotive basecoat, automotive clearcoat, mill base, furniture coatings, and wood coatings.

The invention provides dispersed inorganic mixed metal oxide pigment compositions in a hydrocarbon media utilizing a dispersant having polyisobutylene succinic anhydride structure reacted with a non-polymeric amino ether/alcohol to disperse a mixed metal oxide pigment in the media. The metal oxide pigment is of the type used to color ceramic or glass articles. A milling process using beads is also described to reduce the mixed metal oxide particle size to the desired range. A method of using the mixed metal oxide dispersion to digitally print an image on a ceramic or glass article using the dispersion jetted through a nozzle and subsequently firing the colored article is also described.

A two-component polyurethane composition comprising: an aqueous dispersion comprising an emulsion polymer and a specific sulphate and/or sulfonate surfactant, and a water-dispersible polyisocyanate; the emulsion polymer with a weight average molecular weight of 70,000 g/mol or less comprising, by weight based on the weight of the emulsion polymer, greater than 0.25% of structural units of a phosphorous-containing acid monomer and/or salts thereof, greater than 15% of structural units of a hydroxy-functional alkyl (meth)acrylate, structural units of an monoethylenically unsaturated nonionic monomer, and from zero to 10% of structural units of an additional acid monomer and/or salts thereof; and a process of preparing the two-component polyurethane composition.

The invention relates to the preparation and development of a method for a process for preparing a Poly Methylamine surfactant. The process consists of a mixture of methanol and ethanolamine in a molar ratio ranging from 1.0-0.6 to 3.0-0.4 at a temperature of 45-50° C., resulting in a non-hazardous substance, without toxic effects for human health, at the same time having high-quality cleaning, high- and very low temperature resistance, with surface active agent (surfactant) properties. Used as a fuel additive, reduces harmful exhaust gas emissions to the atmosphere, raises the octane number in gasoline, prevents the formation of ice crystals in diesel fuel.