Abstract: A process for manufacturing a nitrile compound through chain elongation of an alkylene amine compound containing three or more amine units in which at least two amine units are protected by a cyclic urea unit and at least one amine unit is not protected, includes reacting the at least one amine unit that is not protected with glycolonitrile or with the combination of formaldehyde and a cyanide compound selected from HCN and inorganic cyanide salts, to add at least one acetonitrile group to the at least one amine unit that is not protected.

Abstract: The invention relates to a process for the manufacture of thermally expandable thermoplastic microspheres. The process comprises, providing a mixture of monomeric materials suitable for polymerisation to form a thermoplastic polymer and at least one blowing agent, providing to the mixture a colloidal silica that is surface-modified with at least hydrophobic organosilane groups and forming an emulsion. A polymerisation is performed to form the thermally expandable thermoplastic microspheres. The invention further relates to thermally expandable thermoplastic micro spheres, expanded micro spheres and their use in the manufacture of products.

Abstract: A process for producing a cyclic alkylene urea product of Formula I: in which a compound of Formula II and/or Formula III is contacted in a reaction zone with a compound of Formula IV and/or Formula V and in the presence of one or more carbonyl delivering compounds; wherein the compound of Formula II and/or the compound of Formula III are added to a reaction zone comprising compound of Formula IV and/or compound of Formula (V) continuously or semi-continuously over a period of time, or in two or more batches.

Abstract: Alkali-swellable rheology modifier comprising a core-shell polymer comprising a core polymer and a shell comprising at least one shell copolymer layer at least partially cross-linked and containing a mole percent of crosslinking agent greater than the mole percent of crosslinking agent in the core polymer, provided if the mole percent of crosslinking agent in the core polymer is zero, then either the core polymer is greater than 60 wt % of the core-shell polymer; the core polymer comprises at least one associative monomer; at least one shell copolymer layer copolymer comprises at least one associative monomer; and/or the at least one shell copolymer layer that is at least partially cross-linked comprises greater than 3 mole% crosslinking agent.

Abstract: A process for treating a subterranean earth formation includes the step of introducing an acidizing treatment fluid comprising a monovalent salt of monochloroacetic acid into the subterranean earth formation in the presence of at least one bromide or iodide salt or salt precursor, wherein the at least one bromide or iodide salt or salt precursor is introduced into the subterranean earth formation in an amount of from about 0.3 to about 10 wt %, based on the total weight of the acidizing treatment fluid. The acidizing treatment fluid itself includes the monovalent salt of monochloroacetic acid, the at least one bromide or iodide salt or salt precursor, and optionally an element to suppress precipitation of calcium glycolate and/or at least one acid.

Abstract: The present disclosure relates to a coating composition, in particular a cool roof or solar reflective coating composition, which comprises an organosilane-functionalised colloidal silica and hollow microspheres, wherein the organosilane-functionalised colloidal silica comprises silica particles with one or more organosilane moieties bound to their surface, and wherein the hollow microspheres comprise a polymeric shell. The present disclosure also relates to substrate coated with the coating composition, and to a method for making such a coating composition.

Abstract: The disclosure is directed to a method for preparing an adhesive composition, in which an aqueous phase comprising a modified colloidal silica is mixed with an organic phase comprising one or more monomers in the presence of an initiator, wherein conditions are maintained such that polymerisation of the one or more monomers occurs to form an aqueous polymeric dispersion, wherein; (i) the aqueous polymeric dispersion comprises polymer particles with protective colloid on their surface; (ii) the modified colloidal silica comprises colloidal silica particles with at least one surface-bound hydrophilic organosilane moiety and/or comprises colloidal silica particles with at least one additional element on its surface, the element being able formally to adopt a +3 or +4 oxidation state; and (iii) the initiator is at least partially soluble in water.

Abstract: A process for treating a subterranean earth formation by includes the step of introducing a buffered acidizing treatment fluid comprising a monovalent salt of monochloroacetic acid and at least one acid into the subterranean earth formation, wherein the pH of the buffered acidizing treatment fluid is from about 1.2 to about 5. The buffered acidizing treatment fluid itself includes the monovalent salt of monochloroacetic acid, the at least one acid and optionally an element to suppress salt precipitation.

Abstract: The present disclosure pertains to a process for manufacturing ethyleneamine compounds selected from the group of ethyleneamines and hydroxyethylethyleneamines wherein the process comprises two reaction sequences.

Abstract: The disclosure is directed to a process for treating a subterranean earth formation by introducing a monovalent salt of monochloroacetic acid into said subterranean earth formation in the presence of a chelating agent which comprises at least one carboxylate group having a monovalent counterion and furthermore comprises a carbon chain carrying at least five hydroxyl groups. Preferably the cation of the monovalent salt of monochloroacetic acid is sodium.

Abstract: Process for manufacturing ethyleneamine compounds selected from the group of ethyleneamines and hydroxyethylethyleneamines wherein the process comprises two reaction sequences.

Abstract: Method for isolating carboxylic acid from an aqueous alkali metal carboxylate-containing side stream, e.g., the aqueous side stream of an organic peroxide production process, with co-production of alkali metal salt, involving adding an acid, or an anhydride, ketene or acid salt, to the aqueous side stream, thereby forming carboxylic acid and alkali metal salt within the aqueous side stream, and separation of the carboxylic acid from the aqueous side stream.

Abstract: The present invention relates to thermally expandable microspheres at least partially prepared from bio-based monomers and to a process of their manufacture. The microspheres comprise a thermoplastic polymer shell encapsulating a blowing agent, wherein the thermoplastic polymer shell comprises a polymer being a homo- or copolymer of a lactone according to formula (1): wherein each of R1, R2, R3, R4, separately from one another, is selected from the group consisting of H and an alkyl group preferably with 1-4 carbon atoms. The invention further provides expanded microspheres, which can be used in a variety of applications.

Abstract: A method of making a pyranine monomer composition comprises the step of reacting pyranine with a functionalizing agent that functionalizes the pyranine molecule with a polymerizable functional group to provide a composition of functionalized pyranine monomers, said functionalization reaction taking place in an aqueous reaction medium, and in the presence of a molar excess of said functionalizing agent, such that the functionalization reaction product is a monomer composition substantially free of unfunctionalized pyranine compound. The pyranine monomer compositions made by the method can be used to make fluorescent tagged water soluble polymer compositions that advantageously are substantially free of unpolymerized pyranine. The fluorescent tagged water soluble polymer compositions can be used in a method of inhibiting scale in industrial water systems.

Abstract: Disclosed are fluorescent water-soluble water treatment polymers suitable for use in scale inhibition or suppression of corrosion in industrial water systems, the water treatment polymers especially comprising fluorescent coumarin, fluorescein, rhodamine, and Nile blue derivative monomers. Also disclosed are methods of making the monomers, methods of making the polymers, methods of inhibiting scale in an industrial water system, methods of suppressing corrosion in an industrial water system, and methods of using the polymers in coagulation and flocculation, and in cleaning applications.

Abstract: An aliphatic epoxy-terminated polysulfide polymer has the formula R?—CHOH—CH2-S—R—(Sy-R)t-S—CH2-CHOH—R? and is formed by a process, where each R is independently chosen from branched alkanediyl or branched arenediyl groups and groups with the structure —(CH2)a-O—(CH2)b-O—(CH2)c- and about 0 to about 20% of the number of R-groups are branched alkanediyl or branched arenediyl groups and about 80 to about 100% of the number of R-groups have the structure —(CH2)a-O—(CH2)b-O—(CH2)c-, where t is from about 1 to about 60, y is an average value of from about 1.0 to about 2.5, b is an integer value of from about 1 to about 8, and a and c are independently integers from about 1 to about 10, and where each R? is independently a particular radical where, m, n, o, p, q and r independently have a value of from about 1 to about 10.

Abstract: The present disclosure relates to a process to prepare a crystalline co granule of MGDA-Nax, x being 2,5-3, containing a step of drying a crumbly phase composition containing on total weight of the composition (i) 70-87 wt % of organic compounds and salts thereof containing 85 to 100 wt % on total organic compounds and salts thereof of MGDA-Nax, wherein at least 60 wt % of the MGDA-Nax is crystalline, and (ii) 13-30 wt % of water in the presence of a second composition containing at least one second component selected from the group of scale inhibitors, crystal inhibitors, film or spot preventing polymers, glass-corrosion inhibiting agents, pH modifiers, chelating agents, builders, bleaching agents, and surfactants. It also relates to the co granules obtainable by the process.

Abstract: A methyl ethyl hydroxyalkyl cellulose (MEHEC), process for making the MEHEC, and a powder containing the MEHEC are disclosed. The MEHEC is provided with a DSmethyl from 1.5 to 2.5, a DSethyl from 0.005 to 0.15, and a MSalkylene-oxide from 0.005 to 0.2. The methyl ethyl hydroxyalkyl cellulose optionally includes an anti-oxidant. The MEHEC optionally does not have a combination of a DSmethyl of 2.2 or 1.8, a DSethyl of 0.05 or 0.1, and a MSalkylene-oxide of 0.1 and does not have a combination of a DSmethyl of 2.5 or 2.0, a DSethyl of 0.1, and a MSalkylene-oxide of 0.05. The MEHEC has very good biostability and is suitable for use in the building industry.

Abstract: Alkali-swellable rheology modifier comprising a core-shell polymer comprising a core polymer and a shell comprising at least one shell copolymer layer at least partially cross-linked and containing a mole percent of crosslinking agent greater than the mole percent of crosslinking agent in the core polymer, provided if the mole percent of crosslinking agent in the core polymer is zero, then either the core polymer is greater than 60 wt % of the core-shell polymer; the core polymer comprises at least one associative monomer; at least one shell copolymer layer copolymer comprises at least one associative monomer; and/or the at least one shell copolymer layer that is at least partially cross-linked comprises greater than 3 mole % crosslinking agent.

Abstract: A method includes combining monosodium glutamate and/or glutamic acid with formaldehyde to form a first combination; adding hydrogen cyanide to form a second combination comprising a monosodium salt of glutamic acid diacetonitrile, a cyclic GLMN, and a sodium salt of glutamic acid N-monoacetonitrile, maintaining a temperature of the second combination at less than about 16° C. and a pH of less than about 7; converting nitrile groups to carboxylate groups thereby forming a third combination comprising water and at least about 47 weight percent of the tetrasodium salt of GLDA, wherein a reaction yield is at least about 91%; providing a fourth combination comprising water and the tetrasodium salt of GLDA and having a pH of less than about 7; and combining the third and fourth combinations to form the chelating composition.