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39results about How to "Moisture resistance" patented technology

Preparation method of moisture-proof traditional Chinese medicine coated film

The invention discloses a preparation method of a moisture-proof traditional Chinese medicine coated film, which relates to a coating technology of the traditional Chinese medicine and belongs to the medicinal preparation field. The moisture-proof traditional Chinese medicine coated film comprises the following components: 30-40 parts of hydroxypropyl methyl cellulose, 5-8 parts of triethyl citrate, 6-10 parts of xylitol, 4-8 parts of castor oil, 4-8 parts of tween-80, 14-18 parts of dextrin, 6-10 parts of aerosol, 6-10 parts of zein, 5-10 parts of 1% of artificial food coloring solution, 350-420 parts of distilled water (40-50 DEG C) and balance of ethanol with 95% of concentration; wherein weight unit of solid is gram, and volume unit of liquid is milliliter. The moisture-proof traditional Chinese medicine coated film has the beneficial effect of stable chemical property of a film forming substance, inertia to an enzyme system, no physiological toxicity and no usage of cane sugar; the coated film has the advantages of moisture resistance, heat resistance, cold resistance and abrasion resistance which are better than that of the sugar coated tablets, so that the stability of the coated film is increased, and storage period is prolonged.
Owner:刘桐言

Dampproof solid wood floor provided with core plate proper in tightness degree

The invention discloses a dampproof solid wood floor provided with a core plate proper in tightness degree. The floor comprises a surface plate, the core plate and a back plate, wherein the core plate is formed by series connection of multiple wood laths through at least two connecting ropes arranged in the long-side direction of the core plate. The method for manufacturing the floor comprises the steps of selecting two wood laths in the same size, conducting vacuum drying on the wood laths at a temperature ranging from 40 DEG C to 60 DEG C, and controlling the moisture content of the wood laths to be 5-8%; placing the dried wood laths in order, cutting the wood laths with a rope threading machine to obtain grooves, and pressing the connecting ropes into the grooves during cutting; fixing the surface plate and the back plate to the upper side and lower side of the manufactured core plate through adhesives respectively to obtain the solid wood floor, and applying dampproof oil to the four sides and bottom surface of the manufactured solid wood floor. Through the cooperation of a grooving device, a rope pressing device and a press-aligning plate, mechanical rope threading is achieved, grooving and rope threading are achieved synchronously, the size ratio of the grooves to the connecting ropes is proper, the tightness degree of the manufactured core plate is proper, certain redundancy is available under a damp condition, and moisture resistance is realized.
Owner:于桂菊
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