Patent · US Expired

Use of a composition in stereolithography

US6951700B2 · kind B2 · utility

1Cited by
8References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 30, 2000
Grant dateOct 4, 2005
Priority date
Expiry dateNov 30, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/027
  • WIPO fieldOther special machines
  • WIPO sectorMechanical engineering

Abstract

The use of a compound of formula (A), which comprises a group of sub-formula (I) where R1, R2, R3, R4, R5, R6, X1 and Y1 are various specified organic groups wherein at least one of said groups has sufficient electron whitdrawing properties to activate the multiple bonds to polymerisation, in a stereolithographic composition. Stereolithographic applications of these compounds are also described and claimed.

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