| 摘要 |
The present invention relates to a heat insulation material protective film, which includes porous film layer, non woven fabric layer, heat resistant adhesive layer for combining the porous film layer and the non woven fabric layer, eliminates latent heat and gas left over right after production of the heat insulation materials, has excellent elasticity and strength so as to prevent defectiveness due to foaming of foam of the heat insulation material, and effectively blocking leakage of foaming liquid. |
