CN102328335B - Degreasing and desugaring method of sympodial bamboo - Google Patents
Degreasing and desugaring method of sympodial bamboo Download PDFInfo
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- CN102328335B CN102328335B CN201110299015.9A CN201110299015A CN102328335B CN 102328335 B CN102328335 B CN 102328335B CN 201110299015 A CN201110299015 A CN 201110299015A CN 102328335 B CN102328335 B CN 102328335B
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- bamboo
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- desugaring
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- 235000017166 Bambusa arundinacea Nutrition 0.000 title claims abstract description 125
- 235000017491 Bambusa tulda Nutrition 0.000 title claims abstract description 125
- 235000015334 Phyllostachys viridis Nutrition 0.000 title claims abstract description 125
- 241001330002 Bambuseae Species 0.000 title claims abstract description 124
- 239000011425 bamboo Substances 0.000 title claims abstract description 124
- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000005238 degreasing Methods 0.000 title claims abstract description 40
- 239000000835 fiber Substances 0.000 claims abstract description 79
- 238000003763 carbonization Methods 0.000 claims abstract description 28
- 235000000346 sugar Nutrition 0.000 claims abstract description 22
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000009835 boiling Methods 0.000 claims abstract description 6
- 230000000694 effects Effects 0.000 claims abstract description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 38
- 229920002472 Starch Polymers 0.000 claims description 23
- 239000008107 starch Substances 0.000 claims description 23
- 235000019698 starch Nutrition 0.000 claims description 23
- 239000002994 raw material Substances 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 7
- 230000026535 de-etiolation Effects 0.000 claims description 5
- 239000011259 mixed solution Substances 0.000 claims description 5
- 238000002845 discoloration Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 abstract description 20
- 239000002023 wood Substances 0.000 abstract description 12
- 239000000126 substance Substances 0.000 abstract description 6
- 150000002632 lipids Chemical class 0.000 abstract description 5
- 230000000391 smoking effect Effects 0.000 abstract description 3
- 238000004321 preservation Methods 0.000 abstract description 2
- 238000010411 cooking Methods 0.000 abstract 2
- 239000000975 dye Substances 0.000 abstract 1
- 239000003755 preservative agent Substances 0.000 abstract 1
- 230000002335 preservative effect Effects 0.000 abstract 1
- 150000008163 sugars Chemical class 0.000 abstract 1
- 239000003925 fat Substances 0.000 description 10
- 238000004659 sterilization and disinfection Methods 0.000 description 9
- 239000003086 colorant Substances 0.000 description 5
- 230000007613 environmental effect Effects 0.000 description 4
- 238000002360 preparation method Methods 0.000 description 4
- 230000001954 sterilising effect Effects 0.000 description 4
- 238000004061 bleaching Methods 0.000 description 3
- 238000005255 carburizing Methods 0.000 description 3
- 238000005728 strengthening Methods 0.000 description 3
- 239000003513 alkali Substances 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000209128 Bambusa Species 0.000 description 1
- 102000004190 Enzymes Human genes 0.000 description 1
- 108090000790 Enzymes Proteins 0.000 description 1
- 150000001413 amino acids Chemical class 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000014633 carbohydrates Nutrition 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 238000010000 carbonizing Methods 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000004676 glycans Chemical class 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
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- Chemical And Physical Treatments For Wood And The Like (AREA)
Abstract
The invention relates to a degreasing and desugaring method of sympodial bamboo, which belongs to the technical field of processing and preservation of wood or similar materials. The degreasing and desugaring method is combined with the structural characteristics of the sympodial bamboo, and the two steps, namely high-temperature and high-pressure smoking and cooking, and high-temperature and high-pressure carbonization, are adopted for degreasing and desugaring the sympodial bamboo. In the step of high-temperature and high-pressure smoking and cooking, water and steam are simultaneously used for steam-boiling so as to strength the degreasing and desugaring; and in the step of high-temperature and high-pressure carbonization, the secondary degreasing and desugaring is performed on bamboo fiber, and exhaust is performed during the carbonization process multiple times, thereby removing lipids and sugars in the bamboo fiber to the greatest extent, simultaneously unifying the color of the bamboo fiber and performing the color matching on the bamboo fiber. According to the degreasing and desugaring method, simple equipment and the simple process are applied for performing the degreasing and desugaring treatment on the sympodial bamboo so as to realize anti-moth-eaten and anti-mildew effects, no preservative type substances are added during the treatment process, the high-temperature and high-pressure carbonization treatment is simultaneously adopted, the color matching can also be performed on the bamboo fiber, and the adding of a dyeing agent is not required, thereby being green and environmentally-friendly.
Description
Technical field
The invention belongs to processing and the preservation of timber or similar material, more specifically relate to a kind of degreasing desugaring process of the bamboo wood of growing thickly.
Background technology
Along with social development, people are increasing to the demand of timber, but amount of wood can not meet social needs far away, and because wood grows is slow, the felling time is long, a large amount of falling trees can cause soil erosion, ecological disruption simultaneously.Bamboo wood is perennial fast production-goods source, is applicable to artificial growth, and the cutting cycle is short, and the bamboo wood that utilizes artificial growth of rational and orderly can not damage ecological environment, and can partly substitute the upper demand to timber of society.
A kind of preparation technology of high-density bamboo material square stock is disclosed in the preparation technology > > (200510018534) of Chinese patent < < high-density bamboo material square stock, wherein also recorded the step of bamboo wood being carried out to desugar degreasing: by the bamboo wood degreasing bleaching of wire drawing by hydrogen peroxide at the carbonization of 1～4 hour and 60～100 ℃ of chipping, then by the bamboo fibre drying after ungrease treatment, applying glue, assembly, patrix high pressure, the explained hereafter such as hot setting go out highdensity bamboo wood square stock, apply this technical scheme to scattered bamboo, mao bamboon carries out after degreasing desugar is processed preparing integrated section bar, the prepared high requirement that meets structural wood of integrated section bar intensity.
Cluster Bamboo is as imperial bamboo fast growth, bar is high, footpath is thick, the output of unit are is several times of the scattered bamboo mao bamboon of China's Economic Bamboo kind, but because Cluster Bamboo has very large difference at physical arrangement and chemical composition content and mao bamboon, the fiber of Cluster Bamboo is thick, in bamboo bar, contain certain protein, amino acid, fat, acid and alkali substance and mineral matter element, the content of the polysaccharides such as the content of cellulose of Cluster Bamboo, starch, resin is all high than mao bamboon, and easily enzyme is rotten and damage by worms.
The degreasing desugar technique of Cluster Bamboo is very important in the preparation technology of the integrated section bar of Cluster Bamboo, because Cluster Bamboo fiber is thick, starch, acid and alkali substance, the content of the materials such as carbohydrate is high, if adopting the degreasing desugaring process of the scattered bamboo of disclosed application in the preparation technology > > (200510018534) of above-mentioned Chinese patent < < high-density bamboo material square stock processes Cluster Bamboo, can not well remove the sugar in bamboo fibre, starch, the materials such as Acidity of Aikalinity, cause prepared section bar easy craze and transfiguration in dry process, section bar easily goes mouldy, damage by worms, can not use, this main cause that namely Cluster Bamboo can not be exploited for many years always.
Summary of the invention
For solving above-mentioned said problem, starch, the bamboo wood of growing thickly that glucide content is higher can be developed fully, turn waste into wealth, the present invention aims to provide a kind of degreasing desugaring process of Cluster Bamboo, in conjunction with the physical arrangement of Cluster Bamboo and the feature of component content, apply the processing of simple equipment and process to Cluster Bamboo degreasing desugar, Anti-moth-eating, go mouldy, in processing procedure, do not add any anticorrosion class material, can also match colors to bamboo fibre simultaneously, do not need dyeing, environmental protection.
For achieving the above object, the present invention is by the following technical solutions:
Selecting the age of tree is that the Cluster Bamboo of 3～5 years is raw material, it is sawed-off, itemize, goes blue or green de-etiolation, crushes into fibrous splitting and then not broken bamboo fibre adopts following methods to carry out degreasing desugar to Cluster Bamboo, comprising:
1. HTHP is smoked boils: select the high-pressure bottle that bearing capacity is 1～5MPa, load onto appropriate water and the mixed solution of hydrogen peroxide within it, the raw material Cluster Bamboo fiber of processing is added to high-pressure bottle the inside, controlling its internal pressure is 1～2.5MPa, temperature is controlled at 100～200 ℃, the smoked Cluster Bamboo fiber 60～120min that boils, water and steam boiling simultaneously adds the discoloration of hydrogen peroxide, desugar degreasing effect be can strengthen, thereby acid, alkaline components in starch a large amount of in bamboo fibre, sugar, fat and fiber effectively removed.
2. HTHP carbonization: put into retort after the bamboo fibre after 1. step is processed drains the water and carry out secondary desugar ungrease treatment.Pressure in retort is 0.35～0.45MPa, and temperature is 100～195 ℃, bamboo fibre is placed in to retort and processes 2～6 hours.
Above-mentioned steps 1. in the ratio of hydrogen peroxide and water be 1:100～150.Adding a small amount of hydrogen peroxide can be to bamboo fibre sterilization, the degreasing bleaching that carries out disinfection.
2. above-mentioned steps carries out in the process of secondary degreasing desugar bamboo fibre, need to carry out to retort the pump-down process of 4～6 times, discharge is blended in the materials such as sugar in steam, starch after high temperature high pressure process, reduces to greatest extent the content of starch in bamboo fibre, sugar, fat etc.
Above-mentioned HTHP carbonization is carried out in the process of HTHP carbonization to bamboo fibre, can not only discharge the materials such as starch remaining in bamboo fibre, sugar, fat, bamboo fibre is carried out to secondary degreasing desugar, also can match colors to bamboo fibre simultaneously, the color of unified bamboo fibre, can color as required select suitable carbonization time and temperature, if desired keep as much as possible the true qualities of bamboo fibre, only need the slight carbonization between low-temperature short-time; If need bamboo fibre to present dark brown or cigarette, smoke look etc., need the long carbonization of high temperature, increase the degree of carbonization.
This technical scheme produces following beneficial effect:
1, described in the application, technical scheme is in conjunction with the physical arrangement of Cluster Bamboo and the feature of chemical composition, the special desugar degreasing process for Cluster Bamboo, through this technical scheme, Cluster Bamboo is strengthened after degreasing desugar processing, sugar, starch, the Acidity of Aikalinity that can effectively remove bamboo fibre the inside become to grade, and have thoroughly solved the integrated section bar of Cluster Bamboo problems such as going mouldy, damage by worms in use.
2, described in the application, technical scheme is not added any antiseptic kind material in the process of bamboo fibre being carried out to degreasing desugar, only adds a small amount of hydrogen peroxide disinfection, degreasing bleaching, does not add insalubrious material, green health.
3, described in the application, in technical scheme, bamboo fibre is carried out in the HTHP carbonisation of secondary desugar degreasing, repeatedly exhaust, discharge sugar, starch, lipid material in retort, remove as much as possible the sugar starchy material in bamboo fibre, the possibility that reduces to damage by worms and go mouldy.
4, in the process of carrying out secondary desugar degreasing, also can match colors to bamboo fibre, the color of unified bamboo fibre, the temperature and time that can change as required carbonization in the process of carbonization is adjusted the degree of bamboo fibre carbonization, and then the color of change bamboo fibre, do not add coloring agent, can not produce harmful substance, environmental protection.
5, described in application the application technical scheme that Cluster Bamboo is processed to latter made integrated section bar intensity is high, can not go mouldy, damage by worms, be difficult for craze and transfiguration, widened the scope of utilizing of bamboo wood, Cluster Bamboo is turned waste into wealth, drive local economic development, reduced the felling to timber, a large amount of kind phytosaur bamboos, has improved local ecological environment.
Specific embodiment
Embodiment 1
The Cluster Bamboo of selecting life in 3 years is raw material, it is sawed-off, itemize, goes blue or green de-etiolation, crushes into fibrous splitting and not broken bamboo fibre, adopts following methods to carry out degreasing desugar to Cluster Bamboo:
1. HTHP is smoked boils: adopt the high-pressure bottle that container pressure is 1～5MPa, in high-pressure bottle, load onto appropriate water and the mixed solution of hydrogen peroxide, the raw material Cluster Bamboo fiber of processing is added to high-pressure bottle the inside, the pressure of high-pressure bottle is 2MPa, temperature is heated to 160 ℃, the smoked Cluster Bamboo fiber 90min that boils, water and steam boiling simultaneously strengthening desugar degreasing, can remove acid, alkaline components in starch a large amount of in bamboo fibre, sugar, fat and fiber.
2. HTHP carbonization: put into retort after the bamboo fibre after 1. step is processed drains the water and carry out secondary desugar ungrease treatment.In the retort that bamboo fibre is 0.35MPa at air pressure, be heated to 150 ℃, process 2.5 hours.
Above-mentioned 1. in the ratio of hydrogen peroxide and water be 1:100, a small amount of hydrogen peroxide can be to the bamboo fibre sterilization that carries out disinfection.
Above-mentionedly bamboo fibre is carried out in the process of secondary degreasing desugar in 2., need to retort, carry out the materials such as the pump-down process of 4 times, the sugar in exhaust steam, starch, reduce as much as possible the content of starch in bamboo fibre, sugar, fat etc.
Sugar, starch, the lipid material content of the bamboo fibre after this technical scheme is processed are very little, and carburizing temperature is low, and carbonization time is short, and the bamboo fibre after slight carbonization has kept the color of bamboo ecosystem, environmental protection.
Embodiment 2
The Cluster Bamboo of selecting life in 4 years is raw material, it is sawed-off, itemize, goes blue or green de-etiolation, crushes into fibrous splitting and not broken bamboo fibre, adopts following methods to carry out degreasing desugar to Cluster Bamboo:
1. HTHP is smoked boils: adopt the high-pressure bottle that container pressure is 1～5MPa, in high-pressure bottle, load onto appropriate water and the mixed solution of hydrogen peroxide, the raw material Cluster Bamboo fiber of processing is added to high-pressure bottle the inside, the pressure of high-pressure bottle is 1.5MPa, temperature is heated to 180 ℃, the smoked Cluster Bamboo fiber 80min that boils, water and steam boiling simultaneously strengthening desugar degreasing, can remove acid, alkaline components in starch a large amount of in bamboo fibre, sugar, fat and fiber.
2. HTHP carbonization: put into retort after the bamboo fibre after 1. step is processed drains the water and carry out secondary desugar ungrease treatment.In the retort that bamboo fibre is 0.40MPa at air pressure, be heated to 170 ℃, process 4 hours.
Above-mentioned 1. in the ratio of hydrogen peroxide and water be 1:120, a small amount of hydrogen peroxide can be to the bamboo fibre sterilization that carries out disinfection.
Above-mentionedly bamboo fibre is carried out in the process of secondary degreasing desugar in 2., need to retort, carry out the materials such as the pump-down process of 6 times, the sugar in exhaust steam, starch, reduce as much as possible the content of starch in bamboo fibre, sugar, fat etc.
Sugar, starch, the lipid material content of the bamboo fibre after this technical scheme is processed are very little, and carburizing temperature is high, and carbonization time is long, and carbonizing degree is dark, and the bamboo fibre after carbonization has presented dark brown.
Embodiment 3
The Cluster Bamboo of selecting life in 4 years is raw material, it is sawed-off, itemize, goes blue or green de-etiolation, crushes into fibrous splitting and not broken bamboo fibre, adopts following methods to carry out degreasing desugar to Cluster Bamboo:
1. HTHP is smoked boils: adopt the high-pressure bottle that container pressure is 1～5MPa, in high-pressure bottle, load onto appropriate water and the mixed solution of hydrogen peroxide, the raw material Cluster Bamboo fiber of processing is added to high-pressure bottle the inside, the pressure of high-pressure bottle is 2.2MPa, temperature is heated to 170 ℃, the smoked Cluster Bamboo fiber 70min that boils, water and steam boiling simultaneously strengthening desugar degreasing, can remove acid, alkaline components in starch a large amount of in bamboo fibre, sugar, fat and fiber.
2. HTHP carbonization: put into retort after the bamboo fibre after 1. step is processed drains the water and carry out secondary desugar ungrease treatment.In the retort that bamboo fibre is 0.40MPa at air pressure, be heated to 180 ℃, process 3.5 hours.
Above-mentioned 1. in the ratio of hydrogen peroxide and water be 1:130, a small amount of hydrogen peroxide can be to the bamboo fibre sterilization that carries out disinfection.
Above-mentionedly bamboo fibre is carried out in the process of secondary degreasing desugar in 2., need to retort, carry out the materials such as the pump-down process of 5 times, the sugar in exhaust steam, starch, reduce as much as possible the content of starch in bamboo fibre, sugar, fat etc.
Sugar, starch, the lipid material content of the bamboo fibre after this technical scheme is processed are very little, carburizing temperature is high, carbonization time is long, carbonation intension is dark, after carbonization treatment, bamboo fibre presents smoking color, be by adjusting the intensity of carbonization, to change the color of bamboo fibre, do not add coloring agent, environmental protection.
Claims (1)
1. the degreasing desugaring process of a Cluster Bamboo, it is characterized in that, first carry out the processing of raw material: selecting the age of tree is that the Cluster Bamboo of 3～5 years is raw material, it is sawed-off, itemize, go blue or green de-etiolation, crush into fibrous splitting and not broken bamboo fibre, degreasing desugar process comprises the following steps:
1. HTHP is smoked boils: select the high-pressure bottle that bearing capacity is 1～5MPa, load onto appropriate water and the mixed solution of hydrogen peroxide within it, described hydrogen peroxide and water are counted by weight, the ratio of hydrogen peroxide and water is 1:100～150, the raw material Cluster Bamboo fiber of processing is added to high-pressure bottle the inside, controlling its internal pressure is 1～2.5MPa, temperature is controlled at 100～200 ℃, the smoked Cluster Bamboo fiber 60～120min that boils, water and steam boiling simultaneously adds the discoloration of hydrogen peroxide, can strengthen desugar degreasing effect, thereby effectively remove starch a large amount of in bamboo fibre, sugar, acid in fat and fiber, alkaline components,
2. HTHP carbonization: put into retort after the bamboo fibre after 1. step is processed drains the water and carry out secondary desugar ungrease treatment, pressure in retort is 0.35～0.45MPa, temperature is 100～195 ℃, bamboo fibre is placed in to retort and processes 2～6 hours, in the process of carrying out HTHP carbonization, carry out pump-down process 4～6 times.
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| CN201110299015.9A CN102328335B (en) | 2011-09-29 | 2011-09-29 | Degreasing and desugaring method of sympodial bamboo |
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| CN201110299015.9A CN102328335B (en) | 2011-09-29 | 2011-09-29 | Degreasing and desugaring method of sympodial bamboo |
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| CN102328335B true CN102328335B (en) | 2014-04-30 |
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| CN106738150A (en) * | 2016-12-13 | 2017-05-31 | 广西职业技术学院 | The preparation method of bamboo flooring |
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