Back to results
US 11,299,641 B2Granted
Curable liquid composition, composition-accommodating container, liquid composition discharging device, cured material, and method of manufacturing cured material
AssigneeRicoh Company, Ltd.
InventorTakao Hiraoka
Life of this patent
Estimating the term…
Abstract
A curable liquid composition includes a monomer having an SI value of less than 3.0 and a photopolymerization initiator having a weight average molecular weight of 500 or greater, wherein the curable liquid composition is negative in skin sensitization.
Claims18
A curable liquid composition, comprising:
- a monomer having an SI value of less than 3.0;
- and
- a photopolymerization initiator having a weight average molecular weight of 500 to 2,000,
- wherein the monomer having an SI value of less than 3.0 is a (meth)acrylic acid ester compound,
- wherein the photopolymerization initiator is a liquid polymer and includes a chemical structure including at least one of a phenyl glyoxylate skeleton and a benzophenone skeleton,
- wherein the curable liquid composition is negative in skin sensitization, and
- wherein negative in skin sensitization refers to a composition comprising a skin sensitizing substance in an amount of less than 0.1 percent as defined according to the Globally Harmonized System.
4 more elements
Dependencies are inferred from the claim text.