SEALANT AND COMPOSITE MEMBER

• Main Authors: YOSHINO TAKEMASA, SHIBA YOSHITO
• Format: Patent
• Language: English; Japanese
• Published: 07.06.2018
• Subjects: ADHESIVES; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING; BASIC ELECTRIC ELEMENTS; BLASTING; CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; CURRENT COLLECTORS; CYLINDERS; DYES; ELECTRICITY; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LINE CONNECTORS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; MECHANICAL ENGINEERING; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PERFORMING OPERATIONS; PISTONS; POLISHES; SEALINGS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR; SHAPING OR JOINING OF PLASTICS; THEIR PREPARATION OR CHEMICAL WORKING-UP; THERMAL INSULATION IN GENERAL; TRANSPORTING; WEAPONS; WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

PROBLEM TO BE SOLVED: To provide a sealant which can be used in a composite member, and is excellent in adhesion to various members, sealability against water, solvent or the like, and heat cycle resistance.SOLUTION: A sealant comprises 100 pts.mass of an acid-modified polyolefin (A) with 1 to 10 mass% of an acid modifying component and 1 to 40 pts.mass of a polyurethane (B).SELECTED DRAWING: None 【課題】複合部材に使用することができるシール材であって、様々な部材との密着性に優れるとともに、水や溶剤などに対するシール性に優れ、また耐ヒートサイクル性に優れたシール材を提供する。【解決手段】酸変性成分が１〜１０質量％である酸変性ポリオレフィン（Ａ）１００質量部とポリウレタン（Ｂ）１〜４０質量部とを含有することを特徴とするシール材。【選択図】なし