Preparation of sulfurized phenol additives intermediates and compositions

摘要

PCT No. PCT/EP95/03055 Sec. 371 Date Jan. 30, 1997 Sec. 102(e) Date Jan. 30, 1997 PCT Filed Jul. 31, 1995 PCT Pub. No. WO96/04356 PCT Pub. Date Feb. 15, 1996A process is described wherein olefins or acetylenic compounds are reacted with sulfurised intermediates to produce nitrile seal compatible additives. Olefin or acetylinic compound reaction with sulfurised compounds e.g. sulfurised phenols results in low chlorine additives. Also disclosed is a process for the production of low chlorine intermediates.