公开(公告)号：CA1180031A

公开(公告)日：1984-12-27

申请号：CA388536

申请日：1981-10-22

Applicant: BASF AG

Inventor： OPPENLAENDER KNUT ,  STORK KARL ,  VOGEL HANS-HENNING ,  SCHWARTZ ERICH ,  JAKOB CLAUS P

IPC: C10L1/22 ,  C10L1/222 ,  C10L1/224 ,  C07C87/123 ,  C07C87/24 ,  C10M1/32

Abstract: Amine salts of low molecular weight polymaleic acids, acid amines having the formula wherein R1 and R2 are the same or different and selected from the group consisting of hydrogen, 9 to 20 carbon atom alkyl or alkenyl groups and R3 is selected from the group consisting of 9 to 20 carbon atoms alkyl or alkenyl groups.

公开(公告)号：CA2002675C

公开(公告)日：1994-04-05

申请号：CA2002675

申请日：1989-11-08

Applicant: BASF AG

Inventor： VOGEL HANS-HENNING ,  RATH HANS P ,  JAKOB CLAUS P ,  OPPENLAENDER KNUT

IPC: C10L1/192 ,  C10L1/14 ,  C10L1/18 ,  C10L1/19 ,  C10L1/198 ,  C10L1/22 ,  C10L10/18 ,  F02B1/04

Abstract: A motor fuel for internal combustion engines contains a small amount of an additive comprising a) a conventional amino- or amido-containing detergent for cleaning, or keeping clean, the intake system and b) as base oil a mixture of ba) a polyether based on propylene oxide or butylene oxide and having a molecular weight of not less than 500 and bb) an ester of a monocarboxylic or polycarboxylic acid and an alkanol or polyol, this ester having a minimum viscosity of 2 mm2/s at 100.degree.C.