Patent ID: 11939550
Assignee: INFINEUM INTERNATIONAL LIMITED
Field: Basic materials chemistry (Chemistry)
Classification: CPC C | IPC C

Claim 6:
7. An overbased calcium salicylate detergent according to claim 1, wherein:
the basicity index is from 5.0 to 8.3;
the ratio of soap content to mass % boron is between 70 and 275 mmol/kg;
the TBN, measured according to ASTM D2896, is from 265 to 350 mg KOH/g;
the combined calcium and magnesium content, according to ASTM D4951, is from 7.0% to 12.5% by mass;
the boron content, according to ASTM D4951, is from 3.5% to 6.8% by mass;
the soap content is from 350 to 500 mmol/kg;
the mass ratio of alkaline earth metal to boron is from 1.7 to 4.5;
the mass ratio of borate to carbonate moieties is from 1.6 to 3.0; and
the hydrocarbyl substitution comprises a C14 to C19 alkyl or alkenyl moiety.