Abstract: A heat integration system for removing heat of reaction from an EC-1 Reactor and generating Chilled liquid for use by one or more Consumer Units, in a catalytic process for producing EC from EO for conversion into MEG wherein the system comprises an EC-1 Reactor Cooler suitable for removing heat from an EC-1 Reactor, an Intermediate Loop which is in communication with the Reactor Cooler and with an absorption Refrigeration Unit, and which is suitable for conducting Intermediate liquid therebetween, the absorption Refrigeration Unit being suitable for generating Chilled liquid, and a Chilled liquid loop suitable for conducting Chilled liquid generated in the absorption Refrigeration Unit for use by one or more Consumer Units.

Abstract: The invention provides a process for the production of an alkylene glycol comprising converting an alkene to the corresponding alkylene oxide; absorbing the alkylene oxide in an aqueous absorbent and then stripping; supplying the aqueous alkyene oxide stream to a carboxylation reactor; converting the alkylene oxide to a corresponding alkylene carbonate; converting the alkylene carbonate to the alkylene glycol; removing water to form a dehydrated alkylene glycol stream; and purifying the dehydrated alkylene glycol stream, wherein the start-up procedure comprises supplying water, carboxylation-hydrolysis catalyst and carbon dioxide streams to the carboxylation reactor and providing a start-up stream comprising the alkylene glycol at an injection point at or downstream of the inlet used in supplying the stream to the carboxylation reactor and recovering an alkylene glycol stream from the glycol distillation column.

Abstract: The invention provides a process for the production of an alkylene glycol comprising converting an alkene to the corresponding alkylene oxide; absorbing the alkylene oxide in an aqueous absorbent and then stripping; supplying the aqueous alkyene oxide stream to a carboxylation reactor; converting the alkylene oxide to a corresponding alkylene carbonate; converting the alkylene carbonate to the alkylene glycol; removing water to form a dehydrated alkylene glycol stream; and purifying the dehydrated alkylene glycol stream, wherein the start-up procedure comprises supplying water, carboxylation-hydrolysis catalyst and carbon dioxide streams to the carboxylation reactor and providing a start-up stream comprising the alkylene glycol at an injection point at or downstream of the inlet used in supplying the stream to the carboxylation reactor and recovering an alkylene glycol stream from the glycol distillation column.

Abstract: The invention relates to a process for remediation of a fluid contaminated with alkylene oxide, involving contacting the contaminated fluid with an aqueous absorbent to yield a fat absorbent having absorbed fluid, conferring intimate contact of fat absorbent and alkylene oxide and conversion of alkylene oxide; and, an apparatus for remediation of the fluid which has a converter having inlet means connected to the outlet of a fluid absorber for contacting fluid and aqueous absorbent, a holding unit having a volume V for the fat absorbent, and outlet means connected to the inlet of a fluid desorber.

Abstract: The invention provides a process for the preparation of an alkaline glycol from an alkaline carbonate, wherein alkaline carbonate is hydrolyzed in the presence of catalyst in a baffled reactor. The baffled reactor has at least four compartments, the compartments are formed by internal baffles and the internal baffles provide a sinuous route for reaction fluid through the reactor.

Abstract: A heat integration system for removing heat of reaction from an EC-1 Reactor and generating Chilled liquid for use by one or more Consumer Units, in a catalytic process for producing EC from EO for conversion into MEG wherein the system comprises an EC-1 Reactor Cooler suitable for removing heat from an EC-1 Reactor, an Intermediate Loop which is in communication with the Reactor Cooler and with an absorption Refrigeration Unit, and which is suitable for conducting Intermediate liquid therebetween, the absorption Refrigeration Unit being suitable for generating Chilled liquid, and a Chilled liquid loop suitable for conducting Chilled liquid generated in the absorption Refrigeration Unit for use by one or more Consumer Units, the system being such that the absorption Refrigeration Unit uses heat generated in the EC-1 Reactor to generate Chilled liquid for the Chilled liquid loop and Consumer Unit(s), wherein the system additionally comprises a Shutdown Cooler having an independent cooling source which is suita

Abstract: The invention relates to a process for remediation of a fluid contaminated with alkylene oxide, involving contacting the contaminated fluid with an aqueous absorbent to yield a fat absorbent having absorbed fluid, conferring intimate contact of fat absorbent and alkylene oxide and conversion of alkylene oxide; and, an apparatus for remediation of the fluid which has a converter having inlet means connected to the outlet of a fluid absorber for contacting fluid and aqueous absorbent, a holding unit having a volume V for the fat absorbent, and outlet means connected to the inlet of a fluid desorber.