C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
C08F 2/44 (2006.01) C08J 3/24 (2006.01) G02B 1/04 (2006.01) G02B 5/23 (2006.01)
Patent
CA 2403391
A process for manufacture of a photochromic polymeric article comprising: providing a fluid polymerisable com-position; subjecting the fluid polymerisable composition to a first curing step to provide a solid article of intermediate hardness; contacting the solid article of intermediate hardness with a photochromic substance; and subjecting the solid article of intermediate hardness to a further curing step to increase the hardness and provide a polymeric article imbibed with the photochromic substance.
Procédé de fabrication d'un article polymère photochrome qui consiste en ce qui suit: utiliser une composition liquide polymérisable; soumettre la composition liquide polymérisable à un premier stade de durcissement pour obtenir un article solide de dureté intermédiaire; mettre l'article solide de dureté intermédiaire en contact avec une substance photochrome; et soumettre l'article solide de dureté intermédiaire à un stade ultérieur de polymérisation pour augmenter la dureté et obtenir un article polymère imbibé d'une substance photochrome.
Bubner Raymond K.
Chen Fang
Cieslinski Bohdan Grzegorz
Lewis David Andrew
Toh Huan Kiak
Carl Zeiss Vision Australia Holdings Ltd
Sim & Mcburney
Sola International Holdings Limited
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