Patent · US Expired

Process for the production of polyhydroxstyrene

US5854357A · kind A · utility

2Cited by
3References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 9, 1998
Grant dateDec 29, 1998
Priority date
Expiry dateFeb 9, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/106
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A polyhydroxystyrene where from 10 to 60 mol % of the hydroxyl groups have been substituted by tert-butoxycarbonyloxy groups.

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