Title:
顔料着色ラテックスおよび顔料着色ラテックスを用いる透明基材の処理方法
Document Type and Number:
Japanese Patent JP2007534799
Kind Code:
A
Abstract:
The invention is dedicated to a colored latex comprising a mixture of an uncolored initial latex and at least one initial aqueous dispersion of at least one pigment being under the form of particles, wherein the particles of the pigment(s) are water-insoluble, and an amount of at least 90% of the particles of the one or more pigment(s) have a particle size of 370 nm or less, in the initial aqueous dispersion. The invention also relates to a process for preparing such colored latex and an ophthalmic lens coated with a layer of such colored latex.
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Inventors:
Tardu pascal
Maisonie Sylvette
Robert Anne
Maisonie Sylvette
Robert Anne
Application Number:
JP2007507829A
Publication Date:
November 29, 2007
Filing Date:
April 15, 2005
Export Citation:
Assignee:
Essilor Aterna Zionard Company Generale De Optics
International Classes:
C08L101/00; B32B27/30; C08J3/215; C08K7/00; C09D5/02; C09D7/12; C09D109/00; C09D125/14; C09D133/00; C09D167/00; C09D175/04; C09D201/00; G02B1/10; G02B5/22
Domestic Patent References:
| JP2003003072A | 2003-01-08 | |||
| JPH1133377A | 1999-02-09 | |||
| JP2000238418A | 2000-09-05 | |||
| JP2003176456A | 2003-06-24 | |||
| JP2005522741A | 2005-07-28 |
Attorney, Agent or Firm:
Nozomi Watanabe
Haruko Sanwa
Haruko Sanwa