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Process for decompressing and debonding cannabis

A process method, hemp technology, applied in the chemical post-processing of fibers, textiles and papermaking, fiber processing, etc., can solve the problems of long time, small safety factor, unsafe noise, etc., achieve good quality, high splitting degree, avoid Effects of Environmental Pollution

Inactive Publication Date: 2009-02-11
冯海金
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This method first adopts steam explosion technology to partially degrade the hemicellulose and lignin in hemp, and then further degummes the steam-exploded hemp by coupling microbial enzyme production and enzymatic hydrolysis, but the working pressure of the steam explosion method is high, as high as 1.5 Mpa, the operator's safety factor is small, the noise is large, and it cannot meet the requirements of industrial production
After steam explosion, microbial enzymes must be used to further degumming steam-exploded cannabis. Due to the long time and high cost of microbial enzyme treatment, this method is not safe and noisy, but also takes a long time and high cost. Industrialization is feasible. poor sex

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0017] 1. Pick out the impurities, dead hemp, diseased hemp and other unusable things in the raw hemp of hemp, put the raw hemp into water with a temperature of 60 degrees per liter containing 5 grams of sodium hydroxide, and control the pH value at 12 Soak in the alkaline solution, make the temperature drop to room temperature naturally, maintain time is 12 hours, then dry, obtain the dry raw hemp soaked in the alkaline solution.

[0018] 2. Put the dried raw hemp soaked in the alkaline solution into a pressure cooker, and pass 0.25Mpa water vapor into the pot for 15 minutes, pressurize to 0.95Mpa for decompression and puffing treatment, and obtain puffed hemp.

[0019] 3. Put the puffed marijuana into the centrifuge to shake out the hemp thick gum, collect and concentrate, and bleach, clean and dry the dried hemp fibers to obtain lean hemp.

[0020] 4. Open and comb the lean hemp to make puffed hemp balls or puffed hemp strips. Provide high-quality expanded hemp balls or ex...

Embodiment 2

[0022] 1. Pick out the impurities, dead hemp, diseased hemp and other unusable things in the raw hemp of hemp, put the raw hemp into water with a temperature of 90 degrees per liter containing 3 grams of sodium hydroxide, and control the pH value at 10 Soak in the alkali solution, make the temperature drop to room temperature naturally, maintain time is ten hours, then dry, obtain the dry raw hemp soaked in the alkali solution.

[0023] 2. Put the dried raw hemp soaked in the alkaline solution into a pressure cooker, and pass 0.2Mpa water vapor into the pot for 12 minutes, pressurize to 0.9Mpa for decompression and puffing treatment, and obtain puffed hemp.

[0024] 3. Put the puffed marijuana into the centrifuge to shake out the hemp thick gum, collect and concentrate, and bleach, clean and dry the dried hemp fibers to obtain lean hemp.

[0025] 4. Open and comb the lean hemp to make puffed hemp balls or puffed hemp strips. Provide high-quality expanded hemp balls or expande...

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PUM

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Abstract

A method for cannabis decompression degumming includes: (1) Pick out the useless thing such as impurities, dead Ma, Ma disease classes in the original Ma, immerse the original Ma in the alkali solution of low concentration with the temperature between 60 to 90 centigrade, lower to room temperature, keep it for 10 to 12 hours, and then dry it to get the dry original Ma Soaked by alkali solution; (2) put the original Ma into pressure cookers to get the expanded cannabis after the treatment of decompression Expanded. (3) Put the expanded cannabis into centrifuge to releases the concentrated glue of cannabis and collect the glue, Dry cleaning bleach the hemp fiber after dry. (4) Produce the production of expanded cannabis ball and strips after the loose carding. The expanded cannabis ball and strips produced by this method has the characters: the high split rates of the hemp fiber, high quality, easily recover the hashish with high value and pollution avoided.

Description

(1) Technical field: [0001] The invention relates to a process for degumming hemp under reduced pressure, in particular to a process for degumming hemp under reduced pressure, and belongs to the field of textile technology. (two) background technology: [0002] Cannabis (HEMP), also known as hemp, hemp, hemp, etc. It is an annual herb and has a long history in my country. In the past, folks often used it as rubbing hemp rope, holding shoe soles, sealing pipe openings, and wrapping beams and columns in buildings. With the progress of society and the development of science and technology, it has been able to spin and weave cloth, but because the raw hemp of hemp can be divided into cellulose and non-cellulose, cellulose is the raw material required for textiles, and non-cellulose (including pectin) , fat, wax, water-soluble matter, hemicellulose, lignin, etc.) account for about 45% of the original hemp, which is the part that should be removed in textile. Existing mature de...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): D01C1/00
Inventor 郝海冯海金樊聚武李安民焦春旺王民生
Owner 冯海金
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