Patent ID: 11952546
Assignee: TOTAL MARKETING SERVICES
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 13:
14. A composition for scavenging hydrogen sulphide and mercaptans in hydrocarbon streams, said composition comprising an oxazolidine compound and an additive,
the additive being the reaction product of a compound (A) with a compound (B), followed by a quaternization reaction of the reaction product of (A) and (B) with a compound (C), wherein the weight ratio of oxazolidine compound(s) to said additive(s) ranges from 1 to 100, wherein:
Compound (A) is a hydrocarbyl-substituted acylating agent,
Compound (C) is a quaternizing agent,
Compound (B) is an alkanolamine comprising one hydroxyl function, one primary amine function, and one tertiary function and from 4 to 16 carbon atoms.