申请人:Ashiura Makoto
                            
                            
                                公开号:US20080146737A1
                            
                            
                                公开(公告)日:2008-06-19
                            
                            A thermoplastic elastomer composition containing a dynamically cross-linked composition of
(A) 10 to 70 parts by weight of a thermoplastic resin,
(B) 30 to 90 parts by weight of a modified butyl rubber composition containing a modified butyl rubber modified reacting, to butyl rubber, (a) a compound containing, in the molecule thereof, a nitroxide free radical stable at an ordinary temperature in the presence of oxygen, and (c) a bifunctional or higher functional radical polymerizable monomer, and
(C) 0.01 to 15 parts by weight of a cross-linking agent.