Laccaic Acid from Lacca applications

Laccaic Acid from Lacca is a red atramentous accustomed dye produced by the insect Laccifer lacca or Coccus lacca. It is acquired in ample amounts as a by-product of the attack industry and has been advised for accepted use as a aliment appearance agent. Laccaic acerbic is begin to accept no mutagenic action as adjourned by two concise assays: the Salmonella / microsome mutagenicity test, and the ØX allegiance assay. However, laccaic acerbic did arrest metabolic cooperation in Chinese hamster V79 cells. These after-effects advance that laccaic acerbic should be activated in animals with accurate accent on in vivo models for bump promotion. This artefact is ablaze red or amethyst crumb or liquid. Acrid in booze or propylene glycol (about 3%), hardly acrid in water, baffling in cottonseed oil. 20 ° C the solubility of 0.0335% (water), 0.916% (95% ethanol), the college the purity, the water, the lower the solubility. Tone varies, depending on the pH value, PH amount of beneath than 4.0 orange yellow; PH amount of 4.0-5.0 if orange-red; was amethyst if the pH amount is greater than 6.0. Under acerb conditions, heat, and ablaze are stable, acrimonious at 100 ° C for 2 h did not change the pH amount of 3 is placed in the window 16d did not change. Achromatize in acrid band-aid (PH 12). The adherence of vitamin C, about does not fade. In case of metal ions, decidedly if the adamant ion agreeable of added than 10-6, colorant black. Appearance acreage with PH amount change, abutting to aloof cogwheel appearance properties, finer acidic. LD501.8g/kg (rat, orally). From the legume the adhering actuality Lac, Moraceae lac insect (Laccife lacca), buried by the female, with a adulterate aqueous band-aid of sodium carbonate extraction, adorning derived. A ample amount of lac adhering acclimated in the accomplish of adjustable press ink, can book has acceptable clarity, but aswell enhance the backbone of blush printing. This is because the lac adhering adherence strength, advancement and acceptable gloss, because of the characteristics of wear-resistant, anti-slide, quick-drying, odorless.

Laccaic Acid from Lacca can be acclimated for bake-apple and vegetable drinks, syrup, lactic acerbic drinks, amazon products, jams, algid drinks, chewing gum, candy, ham, sausage, angle block and broiled aliment coloring, red appearance agent. Best ill-fitted for non-protein, starch drinks, bonbon and clabber and added coloring. The attack with insulation, moisture-proof, waterproof, anti-rust, anti-corrosion, UV protection, able adhesion, simple to dry, acid, oil, plasticity, bland surface, acceptable elasticity, solid color, actinic stability, not baneful and acid accomplished performance, broadly acclimated in all aspects of the civic aegis and left-wing bread-and-butter construction. The lac adhering use in the aegis industry in the aegis industry is mainly acclimated as detonators, bomb fuze aqueduct and bullets, shells, chestnut cap accepted weapons such as moisture-proof coating; base of a rifle, grenades handle and elastomer coatings; Ordnance armament boxes , moisture-proof acrylic of the close bank of the warehouse; crumb granulation adhering and flares and added raw materials; electrical advice accessories such as tube adjustment mud; braid and electrical insulation, careful paint; tanks, aircraft, artillery, warships, car dashboard adhesive. Attack adhering accepting acceptable thermoplastic, hardness, animation and adhesion, and appropriately is an ideal actual for advancing a adhering and clay. Usually acclimated to accomplish metal to metal, metal and glass, glass, glass, diamonds, marble, carved ivory changeable 8 and assorted adored stones, rock articles of assorted adhering with clay, use actual extensive. In addition, attack acclimated as a watch accomplishment in design processing adhesives, assorted row of pens paintbrushes adhesives, auto adhesives, sealing wax (wax) and as sandpaper, emery bolt and gold antithesis paper, Fireworks Case damp and x ray apparatus clarify adhesive.

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