High-combination-degree environmental endurance type wax oil and preparation method thereof
A bonding and durable technology, used in wax coatings, dry oil coatings, and biocide-containing paints, etc., can solve the problems of insufficient wood bonding, poor wood wax oil durability, and low dry film hardness. Good durability and ability to resist chemical media such as acid and alkali, avoid direct contact, improve gloss and wear resistance
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example 1
[0022] Weigh 300kg of flaxseeds, wash them twice with deionized water, then air-dry them naturally, then freeze at -30°C for 10 hours, put them in a peeling machine after freezing, and peel the flaxseeds at 200r / min for 30min to obtain flaxseeds Seed husks, add linseed husks into a pulverizer and crush them, pass through a 40-mesh sieve to obtain linseed husk powder, weigh 10kg of linseed husk powder and soak in 30L ether for 30min, filter and collect the precipitate, soak the precipitate in 35L petroleum ether and 35L of absolute ethanol, extract at 70°C for 5h and then filter to obtain a crude extract and filter cake, then add the filter cake to 35L of chloroform, extract at 50°C for 5h and then filter, collect the filtrate, and Combined with the crude extract, put it into a rotary evaporator and evaporate it to dryness, then add the evaporated product to a flask containing 1L of n-heptane, seal the bottle mouth and let it stand at 0°C for 20h. Filtrate to obtain crude linse...
example 2
[0024]Weigh 350kg of flaxseeds, wash them twice with deionized water, then air-dry them naturally, then freeze at -25°C for 15 hours, place them in a peeling machine after freezing, and peel the flaxseeds at 250r / min for 40min to obtain flax Seed husks, add linseed husks into a pulverizer to crush, pass through a 40-mesh sieve to obtain linseed husk powder, weigh 11kg of linseed husk powder and soak in 35L ether for 35min, filter and collect the precipitate, soak the precipitate in 38L petroleum ether and 38L of absolute ethanol, extract at 73°C for 5h and then filter to obtain a crude extract and filter cake, then add the filter cake to 38L of chloroform, extract at 53°C for 5h and then filter, collect the filtrate, and Combined with the crude extract, put it into a rotary evaporator and evaporate it to dryness, then add the evaporated product to a flask containing 1L of n-heptane, seal the bottle mouth and let it stand at 2°C for 22 hours. Filtrate to obtain crude linseed wa...
example 3
[0026] Weigh 400kg of flaxseeds, wash them with deionized water for 3 times, then air-dry them naturally, then freeze them at -20°C for 20 hours, put them in a peeling machine after freezing, and peel the flaxseeds at 300r / min for 50min to obtain flaxseeds Seed husks, add linseed husks into a pulverizer to crush, pass through a 40-mesh sieve to obtain linseed husk powder, weigh 12kg of linseed husk powder and soak in 40L ether for 40min, filter and collect the precipitate, soak the precipitate in 40L petroleum ether and 40L of absolute ethanol, extract at 75°C for 6h and then filter to obtain a crude extract and filter cake, then add the filter cake to 40L of chloroform, extract at 55°C for 6h and then filter, collect the filtrate, and distill the filtrate Combined with the crude extract, put it into a rotary evaporator and evaporate it to dryness, then add the evaporated product to a flask containing 2L of n-heptane, seal the bottle mouth and let it stand at 4°C for 24 hours. ...
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