Patent · US Expired

Method for producing Mannich adducts that contain polyisobutylene phenol

US8016898B1 · kind B1 · utility

18Cited by
12References
42Claims
0Family size

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Inventors

Key dates

Filing dateOct 5, 2000
Grant dateSep 13, 2011
Priority date
Expiry dateDec 10, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10M2217/043
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

Polyisobutenylphenol-containing Mannich adducts are prepared by

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.