To provide an addition reaction curing type liquid silicone rubber composition for an air bag excellent in low combustion rate property and generating no color shading when coating a base cloth for an air bag and curing, and an air bag.SOLUTION: An addition reaction curing type liquid silicone rubber composition for an air bag includes; (A) an organopolysiloxane having two or more alkenyl groups bonded to (a) silicon atom(s) in a molecule, and having a polymerization degree of 50-2,000; (B) an organohydrogenpolysiloxane having two or more hydrogen atoms (hydrosilyl group) bonded to (a) silicon atom(s) in a molecule; (C) a silica fine powder having a specific surface area by a BET method of 50 m2/g or more; (D) a catalyst for hydrosilylation reaction; (E) an organosilicon compound having an adhesion-promoting functional group;and (F) a carboxylic acid metal salt.SELECTED DRAWING: None
【課題】エアーバッグ用基布にコーティングし、硬化させた際に低燃焼速度性に優れ、色むらが発生しないエアーバッグ用付加硬化型液状シリコーンゴム組成物及びエアーバッグを提供する。【解決手段】エアーバッグ用付加硬化型液状シリコーンゴム組成物であって、(A)1分子中に2個以上のケイ素原子に結合したアルケニル基を有し、重合度が50~2,000であるオルガノポリシロキサン、(B)1分子中に2個以上のケイ素原子に結合した水素原子(ヒドロシリル基)を有するオルガノハイドロジェンポリシロキサン、(C)BET法比表面積が50m2/g以上であるシリカ微粉末、(D)ヒドロシリル化反応用触媒、(E)接着性付与官能基を有する有機ケイ素化合物、(F)カルボン酸金属塩を含有するものであることを特徴とするエアーバッグ用付加硬化型液状シリコーンゴム組成物。【選択図】なし
ADDITION REACTION CURING TYPE LIQUID SILICONE RUBBER COMPOSITION FOR AIR BAG, AND AIR BAG
エアーバッグ用付加硬化型液状シリコーンゴム組成物及びエアーバッグ
2024-06-10
Patent
Electronic Resource
Japanese
IPC: | D06M Behandeln von Fasern, Fäden, Garnen, Textilgut, Federn oder aus solchen Materialien hergestelltem Fasergut, soweit nicht anderweitig in Klasse D06 vorgesehen , TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / C08K Verwendung von anorganischen oder nichtmakromolekularen organischen Stoffen als Zusatzstoffe , USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES AS COMPOUNDING INGREDIENTS / C08L COMPOSITIONS OF MACROMOLECULAR COMPOUNDS , Massen auf Basis makromolekularer Verbindungen |
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