3, a day before the laying of the end of the day all the laying of geotextile surface visually to identify all the places have been damaged and patched be marked 4800g waterproof blanket immediately, laying the surface is not possible to determine the damage caused by foreign material waterproof blanket construction , such as fine needle, small nails and so on. 4, impervious geotextile damage repair technology should meet the following requirements: 5, to fill holes or cracks in the patch material should complement and geotextiles same. 6, the patch should extend into the damaged geotextile outside the range of at least 30 cm of natural bentonite waterproof blanket introduction 1. Introduction Bentonite is a natural mineral natural sodium bentonite waterproof blanket, the main component is a clay mineral called montmorillonite. It is composed of volcanic ash erupted, after metamorphism (changes in temperature, pressure and time) after formation of the bentonite. Divided sodium bentonite and calcium group, which has a high sodium group due to the high expansion, low water permeability, self-healing function of the three properties, is widely used in a variety of impermeable areas. GCL, Edison shares of new materials, waterproof blanket construction is provided by New Materials Co., Edison. "Geotextiles geomembrane geogrid waterproof blanket waterproof board impermeable membrane" preferred Hongxiang New Materials Co., Ltd. (www.hongxianggufen.net), the company is located at: Texas Lingxian economic development zone, over the years, Edison new materials shares adhere to the customers provide the best quality service, contact: Pei Shenghua. Welcome to the new and old customers call, letter, visit the guide, business negotiations. Edison New Material Co. expect to be your long-term partner!