CA1303784C - Sulfomaleation de polymeres et de molecules organiques
- Google Patents
Sulfomaleation de polymeres et de molecules organiques
Info
Publication number
CA1303784C
CA1303784CCA000554149ACA554149ACA1303784CCA 1303784 CCA1303784 CCA 1303784CCA 000554149 ACA000554149 ACA 000554149ACA 554149 ACA554149 ACA 554149ACA 1303784 CCA1303784 CCA 1303784C
Authority
CA
Canada
Prior art keywords
polymer
group
unsaturated hydrocarbon
sulfomaleic
anhydride
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from US06/778,269external-prioritypatent/US4587304A/en
Priority to US06/778,269priorityCriticalpatent/US4587304A/en
Priority to US06/809,030prioritypatent/US4652600A/en
Priority claimed from CA000518391Aexternal-prioritypatent/CA1241491A/fr
Priority to JP61219871Aprioritypatent/JPS62116607A/ja
Priority to AU62947/86Aprioritypatent/AU591175B2/en
Priority to EP86307286Aprioritypatent/EP0217618B1/fr
Priority to US06/911,761prioritypatent/US4737303A/en
Priority to CA000554149Aprioritypatent/CA1303784C/fr
Application filed by Exxon Research and Engineering CofiledCriticalExxon Research and Engineering Co
Priority to US07/174,380prioritypatent/US4920179A/en
Priority to US07/486,688prioritypatent/US5023005A/en
Publication of CA1303784CpublicationCriticalpatent/CA1303784C/fr
Oil-soluble anionic-graft polymer of ethylene-propylene copolymer and anionically polymerizable monomer having utility as multifunctional V. I. improver for lubricating oils
Oil-soluble addition products of an ethylene-propylene copolymer and anionically polymerizable monomer having utility as multifunctional V.I. improver for lubricating oils
Polymeres de dispersion contenant un metal obtenus de la condensation de polymeres contenant un groupe acidique avec des compositions surbasiques contenant un groupe nucleophile reactif