Colorant film, method for making colorant film, and ophthalmic lens
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 24, 2018
Issued Date -
N/A
app pub date -
Dec 7, 2015
filing date -
Oct 30, 2015
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A method for making a colorant film providing eye care includes following steps of providing a plurality of microcapsules containing hydrogen peroxide aqueous solution; mixing a hydrophilic monomer, a cross-linking agent, and an initiator to form a mixture; mixing the microcapsules, the mixture, a pigment, and a solvent to form a colorant material; printing the colorant material into a mold; and heating or irradiating the colorant material in the mold to copolymerize the hydrophilic monomer, the initiator, and the cross-linking agent. A colorant film, and the manufacture of an ophthalmic lens are also provided.
First Claim
Family
International Classification(s)
- C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....
- B29C:SHAPING OR JOINING OF PLASTICS; SHAPING OF SUBSTAN....
- B29D:PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FRO....
- G02C:SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY ....
- B29K:INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, ....
- B29L:INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RE....
- A61L:METHODS OR APPARATUS FOR STERILISING MATERIALS OR ....
- [Classification Symbol]
- [Patents Count]
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully