Patent · US Active

Polymerization methods

US11078302B2 · kind B2 · utility

0Cited by
1References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 9, 2019
Grant dateAug 3, 2021
Priority date
Expiry dateAug 28, 2039

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC08F2438/03
  • WIPO fieldMacromolecular chemistry, polymers
  • WIPO sectorChemistry

Abstract

Disclosed herein are methods of forming (co)polymers from polymerizable compositions, the methods comprising irradiating the polymerizable compositions with light, wherein the polymerizable compositions comprise a polymerization initiator having an absorption band and exhibiting triplet-triplet annihilation up-conversion and a monomer. Also disclosed herein are methods of additive manufacturing using the methods of forming (co)polymers described herein.

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