C08K5/5397

PHOTOCURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF
20230013987 · 2023-01-19 ·

A photocurable silicone composition is disclosed. A cured product of the composition is also disclosed, as well as methods of forming the same. The photocurable silicone composition comprises: (A) a specific organopolysiloxane having alkenyl groups in a molecule; (B) a compound having at least two thiol groups in a molecule; (C) a photoradical initiator having a phosphorus atom; and (D) a specific hydroxyphenyl triazine compound. The composition exhibits excellent curability by LED lamp with wide UV-Visible range as well as metal-halide lamp, and cures to form a cure product exhibiting excellent resistance to light.

Light-curable siloxane resins for additive manufacturing
11535714 · 2022-12-27 · ·

Provided is a polymerizable liquid (or “resin”) for producing three-dimensional objects by additive manufacturing, which may include one or more of: (a) a polyvinyl siloxane; (b) a polythiol crosslinker; (c) a photoinitiator (e.g., a free radical photoinitiator); (d) optionally, a urethane (meth)acrylate oligomer; (e) optionally, a reactive diluent; (f) optionally, but in some embodiments preferably, a pigment or dye; (g) optionally, but in some embodiments preferably, a reactive or non-reactive filler; and (h) optionally, an odor scavenger.

Light-curable siloxane resins for additive manufacturing
11535714 · 2022-12-27 · ·

Provided is a polymerizable liquid (or “resin”) for producing three-dimensional objects by additive manufacturing, which may include one or more of: (a) a polyvinyl siloxane; (b) a polythiol crosslinker; (c) a photoinitiator (e.g., a free radical photoinitiator); (d) optionally, a urethane (meth)acrylate oligomer; (e) optionally, a reactive diluent; (f) optionally, but in some embodiments preferably, a pigment or dye; (g) optionally, but in some embodiments preferably, a reactive or non-reactive filler; and (h) optionally, an odor scavenger.

PHOTOCURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF
20220403114 · 2022-12-22 ·

A photocurable silicone composition is disclosed. A cured product of the composition is also disclosed. The photocurable silicone composition comprises: (A) an organopolysiloxane having at least one aryl group with 6 to 12 carbons and at least one alkenyl group with 2 to 12 carbons in a molecule; (B) an organic compound having at least two ether bonds and at least one aliphatic carbon-carbon double bond in a molecule; (C) a thiol group-containing organic compound comprising; (C.sub.1) an organic compound having two thiol groups in a molecule, and (C.sub.2) an organic compound having at least three thiol groups in a molecule; and (D) a photoradical initiator. The composition generally suppresses crack and delamination of a cured product laminated between two substrates after thermal aging.

PHOTOCURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF
20220403114 · 2022-12-22 ·

A photocurable silicone composition is disclosed. A cured product of the composition is also disclosed. The photocurable silicone composition comprises: (A) an organopolysiloxane having at least one aryl group with 6 to 12 carbons and at least one alkenyl group with 2 to 12 carbons in a molecule; (B) an organic compound having at least two ether bonds and at least one aliphatic carbon-carbon double bond in a molecule; (C) a thiol group-containing organic compound comprising; (C.sub.1) an organic compound having two thiol groups in a molecule, and (C.sub.2) an organic compound having at least three thiol groups in a molecule; and (D) a photoradical initiator. The composition generally suppresses crack and delamination of a cured product laminated between two substrates after thermal aging.

PHOTOCURABLE SILICONE COMPOSITION AND CURED PRODUCT THEREOF
20220403114 · 2022-12-22 ·

A photocurable silicone composition is disclosed. A cured product of the composition is also disclosed. The photocurable silicone composition comprises: (A) an organopolysiloxane having at least one aryl group with 6 to 12 carbons and at least one alkenyl group with 2 to 12 carbons in a molecule; (B) an organic compound having at least two ether bonds and at least one aliphatic carbon-carbon double bond in a molecule; (C) a thiol group-containing organic compound comprising; (C.sub.1) an organic compound having two thiol groups in a molecule, and (C.sub.2) an organic compound having at least three thiol groups in a molecule; and (D) a photoradical initiator. The composition generally suppresses crack and delamination of a cured product laminated between two substrates after thermal aging.

Set comprising a plug connectable LED and a photocurable composition

A set including a plug connectable LED and a packaged photocurable composition. It relates also to methods for applying that article. The photocurable composition includes cyanoacrylate monomers and/or acrylate monomers, and a visible light photoinitiator system. The plug connectable LED, when connected to a host mobile device including a rechargeable battery, allows energisation of the LED so that it can be used as a convenient light source to cure the photocurable composition. The set itself does not comprise a battery or, batteries. The set is a versatile consumer product in the field of adhesives, fillers, sealants and coatings.

Set comprising a plug connectable LED and a photocurable composition

A set including a plug connectable LED and a packaged photocurable composition. It relates also to methods for applying that article. The photocurable composition includes cyanoacrylate monomers and/or acrylate monomers, and a visible light photoinitiator system. The plug connectable LED, when connected to a host mobile device including a rechargeable battery, allows energisation of the LED so that it can be used as a convenient light source to cure the photocurable composition. The set itself does not comprise a battery or, batteries. The set is a versatile consumer product in the field of adhesives, fillers, sealants and coatings.

Adhesive sheet and adhesive material using the same
11512227 · 2022-11-29 · ·

An adhesive sheet utilizes an acrylic resin composition without using a separate primer layer, thus providing excellent adhesion, high reliability due to its excellent light resistance under the sunlight exposure, and excellent elastic modulus, and can be easily used as an adhesive material in various fields such as building materials and automobiles.

Adhesive sheet and adhesive material using the same
11512227 · 2022-11-29 · ·

An adhesive sheet utilizes an acrylic resin composition without using a separate primer layer, thus providing excellent adhesion, high reliability due to its excellent light resistance under the sunlight exposure, and excellent elastic modulus, and can be easily used as an adhesive material in various fields such as building materials and automobiles.