Patent · US Expired

Process for encapsulating articles with optional laser printing

US4560580A · kind A · utility

15Cited by
11References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 19, 1984
Grant dateDec 24, 1985
Priority date
Expiry dateMar 19, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/0002
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Articles, such as electrical circuits or elements, are encapsulated by melting polyarylene sulfide in combination with at least one print compound such as monazo-nickel complex, lead chromate-lead molybdate, quinacridone, Ni--Sb--Ti, Co--Zn--SiO.sub.2 or lead chromate, injecting this molten composition around the article to be encapsulated, and cooling and solidifying the molten composition. The articles may latter be laser printed.

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