UV-curable liquid silicone composition for image display devices, method for laminating image display device components, and image display device
JP7748922B2Active Publication Date: 2025-10-03SHIN ETSU CHEMICAL CO LTD
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Patent Information
- Application Number
- JP2022137280
- Authority / Receiving Office
- JP · JP
- Patent Type
- Patents
- Current Assignee / Owner
- Filing Date
- 2022-08-30
- Publication Date
- 2025-10-03
- Estimated Expiration
- 2042-08-30
Abstract
To provide an ultraviolet curable type liquid silicone composition which is curable at 100°C or lower, and can suppress curing inhibition caused by an image display device member.SOLUTION: An ultraviolet curable type liquid silicone composition contains (A-1) organopolysiloxane having at least two alkenyl groups, (A-2) one or more selected from straight-chain organopolysiloxane having one aliphatic unsaturated group at only one terminal of a molecular chain and a silane compound having one aliphatic unsaturated bond group in one molecule, (B-1) organohydrogenpolysiloxane of general formula (1) (in the general formula (1), R1 and R2 are hydrocarbon groups, a and b are integers in which a / (a+b) is 0.2 or more and a+b is 15 or more), and (C) a photoactive hydrosilylation reaction catalyst, where a ratio of the number of moles of the Si-H groups to the number of moles of the aliphatic unsaturated bonds is 0.9 to 1.5, and a ratio of the Si-H groups derived from the component (B-1) to the total number of the Si-H groups is 30 mol% or more.SELECTED DRAWING: None
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