Electrical insulators; Foam insulation materials for use in building and construction; insulation materials for underground pipes and tanks; insulation materials for pipes; building insulation materials; insulating materials; insulating blankets and felts containing high temperature resistant fibers for use in the fields of transportation, maritime, power generations, building and construction; insulating blankets and felts containing high temperature resistant fibers having one side backed with a laminate scrim for use in the fields of transportation, maritime, power generations, building and construction; insulating blankets and felts containing high temperature resistant fibers encapsulated within a laminate scrim for use in the fields of transportation, maritime, power generations, building and construction; insulating blankets and felts containing high temperature resistant fibers used to line walls, floors and ceilings in marine vessels including engine rooms, bulkheads, decks, stowage compartments, passenger lounges, kitchens, and living quarters to prevent the spread of fire; all of the aforesaid used for acoustical, thermal, and fire protection insulation for ductwork, boilers and process piping in the power generation industry, used for thermal insulation and fire protection insulation for construction, expansion and seismic joints, for service penetration firestops, for exhaust and ventilation ductwork, and dampers in the building and construction industry, used for acoustical, thermal and fire protection insulation for automotive catalytic converters, airbag inflator units, floor and ceiling panels and firewalls in the transportation industry, and used for engine cowling heat shields, thrust reverser heat shields and strut heat shields and firewalls in the transportation industry