Patent · US Active

Curable composition, film forming method and article manufacturing method

US12275854B2 · kind B2 · utility

0Cited by
0References
12Claims
0Family size

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Key dates

Filing dateNov 21, 2022
Grant dateApr 15, 2025
Priority date
Expiry dateFeb 22, 2043

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB29K2025/00
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A curable composition containing a polymerizable compound (a), a photopolymerization initiator (b), and a solvent (c), wherein the curable composition has viscosity of not less than 2 mPa·s and not more than 60 mPa·s at 23° C., a content of the solvent (d) with respect to the whole curable composition is not less than 5 vol % and not more than 95 vol %, a boiling point of the solvent (d) at normal pressure is less than 250° C., and the polymerizable compound (a) contains a compound (a-1) containing not less than one aromatic ring or aromatic heterocycle, and not less than four vinyl groups directly bonding to the aromatic ring or the aromatic heterocycle.

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