Abstract: Embodiments of the present disclosure are directed to a system and a process for producing an oxirane. For the various embodiments, the system and process of the present disclosure includes: a reaction vessel having a reaction mixture of an olefin, a peroxide compound, a solvent mixture with an alcohol and a non-reactive co-solvent, a solid phase, and reaction products of the reaction mixture, where the reaction products include an oxirane; a separation vessel coupled to the reaction vessel, where an effluent of the reaction mixture and reaction products from the reaction vessel separates in the separation vessel into a liquid aqueous phase and a liquid organic phase; and an extraction vessel coupled to an outlet of the separation vessel, where the liquid aqueous phase taken from the outlet of the separation vessel mixes with an extraction solvent to extract oxirane from the aqueous phase.

Abstract: A process comprising: a) contacting a polyhydric phenol and an epihalohydrin in the presence of a catalyst under reaction conditions to form an organic feed comprising a bishalohydrin ether; b) contacting the organic feed and an aqueous feed comprising an inorganic hydroxide with a high shear mixer to produce a first mixed feed; c) contacting the first mixed feed with a phase separator to form a first organic product comprising an epoxy resin and a first aqueous product; and d) recovering the first organic product, is disclosed.

Abstract: Embodiments of the present disclosure include a process for removing iron ions from an organic stream by contacting the organic stream with an ion exchange resin prior to contacting the organic stream with a peroxide solution including a stabilizer.

Abstract: A process for regenerating a titanium silicalite catalyst by contacting the fouled titanium silicalite catalyst with a regeneration solution that includes at least one oxidizing agent.

Abstract: Embodiments of the present disclosure provide processes and systems for the epoxidation of an olefin using a fixed bed reactor. The fixed bed reactor is maintained at a temperature from 0 to 40 degrees Celsius. The processes and systems regulate a superficial liquid velocity of a non-homogeneous reaction mixture and recycled portion of effluent of the fixed bed reactor.

Abstract: A process comprising contacting a polyhydric phenol or a polyaliphatic alcohol with an epihalohydrin in the presence of a catalyst comprising a Schiff base metal complex is disclosed.

Abstract: A process comprising: a) contacting a polyhydric phenol and an epihalohydrin in the presence of a catalyst under reaction conditions to form an organic feed comprising a bishalohydrin ether; b) contacting the organic feed and an aqueous feed comprising an inorganic hydroxide with a high shear mixer to produce a first mixed feed; c) contacting the first mixed feed with a phase separator to form a first organic product comprising an epoxy resin and a first aqueous product; and d) recovering the first organic product, is disclosed.

Abstract: Embodiments of the present disclosure provide processes and systems for the epoxidation of an olefin using a fixed bed reactor. The fixed bed reactor is maintained at a temperature from 0 to 40 degrees Celsius. The processes and systems regulate a superficial liquid velocity of a non-homogeneous reaction mixture and recycled portion of effluent of the fixed bed reactor.

Abstract: Embodiments of the present disclosure include a process for separating phases of a mixture including a liquid aqueous phase, a liquid organic phase, and a solid phase and extracting at least an oxirane from the liquid aqueous phase with an extraction solvent.

Abstract: Use a modified, amine-functionalized anion exchange resin as a catalyst to produce a bishalohydrin ether and then dehydrohalogenate the bishalohydrin ether with an aqueous inorganic hydroxide mixture to yield a liquid epoxy resin.

Abstract: A multiple liquid phase composition and process for preparing an oxirane product, such as epichlorohydrin, including a reaction mixture of: (a) at least one olefin, wherein the olefin is selected from one of (i) an aliphatic olefin or substituted aliphatic olefin, with the proviso that the aliphatic olefin is not propylene, (ii) a cycloaliphatic olefin, (iii) an aromatic olefin, (iv) a cycloaromatic olefin, and (v) mixtures thereof; (b) at least one peroxide compound, (c) at least one catalyst, and (d) and a solvent mixture; wherein the solvent mixture comprises at least (i) at least one alcohol or a combination of alcohols, and (ii) at least one non-reactive co-solvent; wherein the solvents are mixed at a predetermined concentration; wherein the non-reactive co-solvent has a different boiling point than the oxirane product; and wherein the oxirane product partitions into a high affinity solvent during the reaction.

Abstract: Embodiments of the present disclosure include a process for removing iron ions from an organic stream by contacting the organic stream with an ion exchange resin prior to contacting the organic stream with a peroxide solution including a stabilizer.

Abstract: Embodiments of the present disclosure include a process for regenerating a titanium silicalite catalyst by contacting the fouled titanium silicalite catalyst with a regeneration solution that includes at least one oxidizing agent.

Abstract: Embodiments of the present disclosure include a process for separating phases of a mixture including a liquid aqueous phase, a liquid organic phase, and a solid phase and extracting at least an oxirane from the liquid aqueous phase with an extraction solvent.

Abstract: Embodiments of the present disclosure are directed to a system and a process for producing an oxirane. For the various embodiments, the system and process of the present disclosure includes: a reaction vessel having a reaction mixture of an olefin, a peroxide compound, a solvent mixture with an alcohol and a non-reactive co-solvent, a solid phase, and reaction products of the reaction mixture, where the reaction products include an oxirane; a separation vessel coupled to the reaction vessel, where an effluent of the reaction mixture and reaction products from the reaction vessel separates in the separation vessel into a liquid aqueous phase and a liquid organic phase; and an extraction vessel coupled to an outlet of the separation vessel, where the liquid aqueous phase taken from the outlet of the separation vessel mixes with an extraction solvent to extract oxirane from the aqueous phase.

Abstract: Use a modified, amine-functionalized anion exchange resin as a catalyst to produce a bishalohydrin ether and then dehydrohalogenate the bishalohydrin ether with an aqueous inorganic hydroxide mixture to yield a liquid epoxy resin.

Abstract: A method of making an epoxy resin by condensing a polyphenol and a compound selected from epichlorohydrin, 1,3-dichloro-2-propanol, and homologs thereof in water that is free of added organic solvent at an elevated temperature and in the presence of a catalyst. The method comprises carrying out the condensation in the presence of a dispersion promoting agent whose solubility in water decreases with increasing temperature.

Abstract: A multiple liquid phase composition and process for preparing propylene oxide including a reaction mixture of: (a) propylene, (b) at least one peroxide compound, (c) at least one catalyst, such as a titanium silicalite-1 (TS-I) catalyst, and (d) and a predetermined amount of a solvent mixture; wherein the solvent mixture comprises at least (i) at least one alcohol, such as methanol, and (ii) at least one non-reactive co-solvent; wherein the solvents are mixed at a predetermined concentration; wherein the non-reactive co-solvent has a different boiling point than propylene oxide; and wherein the resulting propylene oxide product partitions into a high affinity solvent during the reaction. The process of the present invention advantageously produces a waste stream with little or no significant amount of sodium chloride (NaCl).

Abstract: A multiple liquid phase composition and process for preparing an oxirane product, such as epichlorohydrin, including a reaction mixture of: (a) at least one olefin, wherein the olefin is selected from one of (i) an aliphatic olefin or substituted aliphatic olefin, with the proviso that the aliphatic olefin is not propylene, (ii) a cycloaliphatic olefin, (iii) an aromatic olefin, (iv) a cycloaromatic olefin, and (v) mixtures thereof; (b) at least one peroxide compound, (c) at least one catalyst, and (d) and a solvent mixture; wherein the solvent mixture comprises at least (i) at least one alcohol or a combination of alcohols, and (ii) at least one non-reactive co-solvent; wherein the solvents are mixed at a predetermined concentration; wherein the non-reactive co-solvent has a different boiling point than the oxirane product; and wherein the oxirane product partitions into a high affinity solvent during the reaction.

Abstract: A process comprising contacting a polyhydric phenol or a polyaliphatic alcohol with an epihalohydrin in the presence of a catalyst comprising a Schiff base metal complex is disclosed.