Process for preparing fibrillated films or netlike structures of synthetic polymers

摘要

Fibrillated films or flat netlike structures made of synthetic polymers and having a specific surface area of more than 12 m2/g. the thickness thereof in microns are disclosed, as is use of said films or flat netlike structures as reinforcement for hydrosetting binders such as cement. A method of preparing the fibrillated films or flat netlike structures is also disclosed.