[ Electrical insulating materials; low-density polyurethane foam for insulation; ] encapsulant in the nature of adhesive plastic film for use in the manufacture of photovoltaic solar modules; backsheet in the nature of adhesive plastic film which protects solar panels form UV, temperature, moisture and other environmental elements and provides electrical insulation for use in the manufacture of photovoltaic solar modules; adhesive laminated plastic films and sheets for use in the manufacture ...