Functional high-refractive-index organic silica gel

• Main Authors: CHEN WEI, ZHANG YAN, WANG JIANBIN, CHEN TIANAN
• Format: Patent
• Language: English
• Published: 01.04.2015
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; DYES; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; USE OF MATERIALS AS ADHESIVES

The invention provides a functional high-refractive-index organic silica gel having low transmittance to specific wavelengths; the functional high-refractive-index organic silica gel includes an A component and a B component, wherein the weight ratio of the A component to the B component is 1:1; the A component is composed of the following raw materials in parts by weight: 50-90 parts of methyl phenyl vinyl silicone resin I, 10-45 parts of methyl phenyl vinyl silicone resin II, 0.1-0.2 part of a platinum-based catalyst, and 4-7 parts of an adhesive; the B component is composed of the following raw materials in parts by weight: 20-50 parts of methyl phenyl vinyl silicone resin II, 5-30 parts of methyl phenyl vinyl silicone oil, 35-55 parts of phenyl hydrogen-containing polysiloxane, 1-4 parts of an organic nitrogen-containing substance or an inorganic metal oxide salt, and 0.1-0.2 part of an inhibitor.