CHIRAL DOPANT AND IDENTIFICATION AND AUTHENTICATION USING POLYMERIC LIQUID CRYSTAL MATERIAL MARKINGS

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Sep 15, 2016
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Oct 20, 2014
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Oct 21, 2013

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Abstract

Disclosed are chiral dopants of general formula (I) below as well as uses thereof involving chiral liquid crystal polymers and markings comprising these polymers: wherein R₁, R₂, R₃, R₄, A₁and A₂, m, n, o and p are as defined in the claims.

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SICPA HOLDING SA	AVENUE DE FLORISSANT 41 PRILLY 1008

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Inventor Name	Address	# of filed Patents	Total Citations
JAUZEIN, Tristan	Vevey, CH	12	35
MAYADE, Sabine	Thonon Les Bains, FR	3	3
URBANEJA, Xavier	Savigny, CH	2	1
WYSS, Patrick	Romont, CH	19	59

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CHIRAL DOPANT AND IDENTIFICATION AND AUTHENTICATION USING POLYMERIC LIQUID CRYSTAL MATERIAL MARKINGS

Number of patents in Portfolio can not be more than 2000

United States of America Patent

15030668

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15030668

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