Bio-adsorbent prepared from fresh ginger waste and preparing method and application thereof

• Main Authors: ZHAO SUNXIANG, ZHOU TONGSHUI
• Format: Patent
• Language: Chinese; English
• Published: 09.11.2016
• Subjects: CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOIDCHEMISTRY; CHEMISTRY; METALLURGY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; THEIR RELEVANT APPARATUS; TRANSPORTING; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The invention belongs to the technical field of resource recycling and environment protection, and particularly discloses a bio-adsorbent prepared from fresh ginger waste and a preparing method and application thereof. The fresh ginger waste serves as a raw material, is prepared through drying and smashing and comprises solid residues obtained after effective ingredients of fresh ginger roots and stems are extracted or production waste stems and leaves of fresh ginger roots and stems. The solid residues or the waste stems and leaves are respectively dried in the sun, smashed and directly applied, or is chemically modified through an alkaline reagent or sodium citrate or potassium citrate and then applied. By means of the bio-adsorbent prepared with the preparing method, organic dye and heavy metal ions such as lead ions and copper ions in sewage can be effectively adsorbed and removed. 本发明属于资源再生和环保技术领域，具体为种生姜废弃物为原料制作的生物吸附剂及其制备方法和用途。本发明生姜的废弃物为原料，经干燥粉碎后制备而得到；所述的生姜的废弃物包括生姜根茎有效成分提取后的固体残渣和或生姜根茎生产废弃的茎叶。上述二部分分别晒干、粉碎