Image display sealant dam composition and image display having the same
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United States of America Patent
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May 17, 2016
Grant Date -
Aug 6, 2015
app pub date -
Mar 28, 2014
filing date -
May 8, 2013
priority date (Note) -
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Abstract
An image display sealant dam composition including (A) a polyorganosiloxane having a mercaptoalkyl bonded to a silicon; (B) an aliphatic unsaturated group-containing polyorganosiloxane including an aliphatic unsaturated group-containing linear polyorganosiloxane (B1), and a branched polyorganosiloxane (B2) having SiO4/2 units, R′3SiO1/2 units and R′2SiO2/2 units, and optionally having R′SiO3/2 units, at least three R′ groups per molecule of the branched polyorganosiloxane (B2) are aliphatic unsaturated groups, the proportion of the number of the aliphatic unsaturated groups in (B2) to the total number of the aliphatic unsaturated groups in (B) is more than 50% and not more than 95%; (C) a photoreaction initiator; (D) a silane compound; and (E) an MQ resin having a weight average molecular weight of 2,000 to 2,500,000 and/or an MDQ resin having a weight average molecular weight of 2,000 to 1,000,000.
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