▎ 摘　　要

NOVELTY - Light weight partition board comprises 12-14 pts. wt. desulfurization gypsum, 0.7-0.9 pts. wt. calcium oleate, 0.5-0.7 pts. wt. molasses, 3-3.5 pts. wt. sodium silicate, 0.6-1 pts. wt. sodium sulfate, 1.8-2 pts. wt. graphene, 0.5-0.7 pts. wt. trimethylolpropane oleate, 2.7-3 pts. wt. polyaluminum ferric chloride, 1.1-1.4 pts. wt. sodium dichromate, 6-8 pts. wt. loofah, 0.4-0.6 pts. wt. silane coupling agent kh570, 3.5-4 pts. wt. nano mica powder, 0.8-1 pts. wt. beta -cyclodextrin, 1-2 pts. wt. citric acid, 18-22 pts. wt. coal ash fiber and 27-30 pts. wt. quartz powder. USE - Light weight partition board for adding loofah fibers. ADVANTAGE - The light weight partition board is cost-effective, water-proof, and has good adhesive character and wide range of applications. DETAILED DESCRIPTION - Light weight partition board comprises 12-14 pts. wt. desulfurization gypsum, 0.7-0.9 pts. wt. calcium oleate, 0.5-0.7 pts. wt. molasses, 3-3.5 pts. wt. sodium silicate, 0.6-1 pts. wt. sodium sulfate, 1.8-2 pts. wt. graphene, 0.5-0.7 pts. wt. trimethylolpropane oleate, 2.7-3 pts. wt. polyaluminum ferric chloride, 1.1-1.4 pts. wt. sodium dichromate, 6-8 pts. wt. loofah, 0.4-0.6 pts. wt. silane coupling agent kh570, 3.5-4 pts. wt. nano mica powder, 0.8-1 pts. wt. beta -cyclodextrin, 1-2 pts. wt. citric acid, 18-22 pts. wt. coal ash fiber, 27-30 pts. wt. quartz powder, 1.2-1.5 pts. wt. VAC/E latex powder, 27-30 pts. wt. cement, 12-15 pts. wt. oil shale residue, 1.5-2 pts. wt. water reducing agent, 0.7-1 pts. wt. foaming agent, 12-14 pts. wt. polystyrene and blaance amount of water. An INDEPENDENT CLAIM is included for a method for preparing light weight partition board, which involves: (A) dipping coal ash fibers in 0.3 mole/L hydrochloric acid for 30 minutes and then washing with water; (B) heating neutral coal ash fibers in oil bath to 120 degrees C; (C) evaporating water and adding calcium oleate and molasses; (D) stirring for 1-2 hours and cooling mixture; (E) adding sodium silicate and sodium sulfate; (F) stirring and slowly adding graphene and trimethylolpropane oleate; (G) uniformly stirring and adding deionized water for 30-50 minutes; (H) adding polyaluminum chloride and sodium dichromate; (I) uniformly spraying mixture on the surface of coal ash fiber; (J) drying in the oven at 110 degrees C until weight is constant; (K) washing loofah with water and drying; (L) soaking in 20 wt.% liquid for 1-2 hours; (M) washing with distilled water to obtain neutral loofah; (N) drying in a vacuum oven at 40 degrees C; (O) diluting silane coupling agent kh570 with 3-4 times the amount of ethanol; (P) stirring at 40-60 degrees C and adding cement, quartz powder, oil shale slag and desulfurization gypsum to obtain mixture of dry powder and gypsum; (Q) adding water-reducing agent and VAC/E latex powder; (R) stirring for 4-6 minutes and dissolving foaming agent in water; (S) adding obtained product to the agitator and injecting slurry into mold; (T) molding mixture in molding machine through the screw conveyor; and (U) carrying out surface treatment and transferring product to the conservation room at 50 degrees C for 3-5 days.