The hurricane is that, the tropical cyclone nearby the center the biggest wind power reaches *2 level or above *2 occuring in east Atlantic, the Gulf of Mexico, Caribbean Sea and North Pacific Ocean, the American country hurricane center basis the distance of the hurricane center each hour advancement, divides into the hurricane five levels; First-level hurricane **9~**3km/h, second-level hurricane **4~**7km/h, third-level hurricane **8~**9km/h, four level of hurricane **0~**9km/h, above five level of hurricane **9km/h.

The SGP was the Du Pont Company recently researched and developed, has the significant innovation technology of the laminated glass interface layer. SGP has surmounted the existing technology, has developed thelaminated glass performance greatly. Its peel strength is ordinary PVB 5 times, degree of hardness is ordinary PVB **0 times. The laminated glass which processes with the SGP interface layer can prevent effectively the hurricane raids building. It is the same as the stave security and the fragment maintaining as PVB, and at the meantime it enhances anti-to dash performance greatly, security defends against riots performance and the anti-disaster performance of the safety glass.

 It is mainly used for building walls, glass ceiling, glass railings, doors, windows, stairs, glass floorings, stairs,etc.