PAINT COMPOSITION FOR COSMETIC CONTACT LENSES Russian patent published in 2024 - IPC C09D11/00 G02C7/04 C08K3/13 

Abstract RU 2831588 C1

FIELD: cosmetic industry.

SUBSTANCE: invention relates to cosmetic contact lenses. Disclosed is a method of producing a cosmetic silicone hydrogel contact lens, involving: (i) applying a transparent coating on a lens-forming surface of a first lens mold; (ii) applying a paint composition to the transparent coating; (iii) optionally repeating step (i), step (ii) or both step (i) and step (ii); (iv) feeding lens material into a first lens-forming mold; (v) using a second lens-forming mold; and (vi) curing the lens material to form a cosmetic silicone hydrogel contact lens; wherein the transparent coating does not contain a dye; and contains a non-reactive hydrophilic polymer; and binder polymer.

EFFECT: obtaining cosmetic silicone hydrogel contact lenses with reduced blurring and increased durability.

11 cl, 12 tbl, 8 ex

Similar patents RU2831588C1

Title Year Author Number
SILICONE HYDROGEL CONTACT LENSES HAVING HETEROGENEOUS STRUCTURE 2020
  • Alli, Azaam
  • Riderer, Donald E.
  • Gusman, Aleksander
  • Santa Mariya, Bernardo
RU2818105C2
POLYMERIZABLE CONDENSED TRICYCLIC COMPOUNDS AS UV AND VISIBLE LIGHT ABSORBERS 2020
  • Makhadevan, Shivkumar
  • Rajt, Don D.
RU2795094C2
LIGHT-RESISTANT IMITATION OF MACULAR PIGMENT 2020
  • Makhadevan, Shivkumar
RU2800871C2
POLYMERIZED ABSORBERS OF UV RADIATION AND HIGH-ENERGY VISIBLE RADIATION 2019
  • Makharvi, Gkhulam
  • Makhadevan, Shivkumar
  • Arnold, Stefen K.
  • Martin, Patrisiya
  • Sonoda, Lejlani K.
  • Sinkha, Dola
RU2791254C2
CONTACT LENS CONTAINING PHOTOSENSITIVE CHROMOPHORE, AND PACKAGE THEREFOR 2020
  • Martin, Patrisiya
  • Makhadevan, Shivkumar
RU2832160C1
MULTIFOCAL CONTACT LENS SHOWING IMPROVED VISUAL PERFORMANCE 2020
  • Makhadevan, Shivkumar
  • Rajt, Don D.
  • Klark, Ronald Dzh.
  • Karkkainen, Tomas R.
  • Nenkivil, Derek
RU2825122C1
POLYMERIZABLE ABSORBERS OF UV-RADIATION AND HIGH-ENERGY VISIBLE RADIATION 2019
  • Arnold, Stefen K.
  • Makhadevan, Shivkumar
  • Makharvi, Gkhulam
RU2787132C2
CONTACT LENSES CONTAINING WATER-SOLUBLE POLYMERS OR COPOLYMERS OF N-(2-HYDROXYALKYL)METHACRYLAMIDE 2013
  • Skejls Charlz V.
  • Makkejb Kevin P.
  • Khili Brent Mettyu
RU2640593C2
POLYMER COMPOSITIONS CONTAINING GRAFTED POLYMER MESHES, AND METHODS FOR THEIR PREPARATION AND APPLICATION 2017
  • Aitken, Brian
  • Scales, Charles
  • Joslin, Scott
  • Zhang, Yong
  • Sinha, Dola
  • Mahadevan, Shivkumar
  • Martin, Patricia
  • Lu, Fang
  • Duis, Donnie
  • Arnold, Stefan C.
RU2748735C2
NON-REACTIONABLE HYDROPHILIC POLYMERS WITH TERMINAL SILOXANES AND FIELDS OF APPLICATION THEREOF 2011
  • Skejls Charl'Z
  • Venkatasubban Kunisi
  • Makhadevan Shivkumar
  • Fadli Zokhra
  • Dehvis Kehrri
  • Khili Brent Mehtt'Ju
RU2565591C2

RU 2 831 588 C1

Authors

Petton, Dzhakunda

Chzhan, Yun

Gazmen, Aleksander

Makharvi, Gkhulam

Dates

2024-12-10Published

2020-08-20Filed