Patent · US Expired

Dialkyl malonates as organic sunscreen adjuvants

US4457911A · kind A · utility

17Cited by
5References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 3, 1982
Grant dateJul 3, 1984
Priority date
Expiry dateAug 3, 2002

Classification

  • Technology area (CPC A)Human Necessities
  • CPC primaryA61K8/37
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

Compositions containing an organic sunscreen and particular substituted dialkyl malonates adjuvants therefor are very effective in providing broad spectrum sunscreen protection.

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