CN115805630A - Treatment process for improving bonding strength of straw fibers for artificial boards - Google Patents
Treatment process for improving bonding strength of straw fibers for artificial boards Download PDFInfo
- Publication number
- CN115805630A CN115805630A CN202211605438.3A CN202211605438A CN115805630A CN 115805630 A CN115805630 A CN 115805630A CN 202211605438 A CN202211605438 A CN 202211605438A CN 115805630 A CN115805630 A CN 115805630A
- Authority
- CN
- China
- Prior art keywords
- biological enzyme
- straw
- later use
- bonding strength
- treatment process
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000010902 straw Substances 0.000 title claims abstract description 54
- 239000000835 fiber Substances 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 title claims description 16
- 102000004190 Enzymes Human genes 0.000 claims abstract description 36
- 108090000790 Enzymes Proteins 0.000 claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000243 solution Substances 0.000 claims abstract description 19
- 238000005507 spraying Methods 0.000 claims abstract description 9
- 239000012895 dilution Substances 0.000 claims abstract description 6
- 238000010790 dilution Methods 0.000 claims abstract description 6
- 101710121765 Endo-1,4-beta-xylanase Proteins 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- 230000003750 conditioning effect Effects 0.000 claims description 2
- 239000010410 layer Substances 0.000 abstract description 6
- 239000002344 surface layer Substances 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 abstract description 2
- 210000002421 cell wall Anatomy 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 239000011148 porous material Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 241000209140 Triticum Species 0.000 description 2
- 235000021307 Triticum Nutrition 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
Abstract
The invention discloses a processing technology for improving the bonding strength of straw fibers for artificial boards, which comprises the steps of firstly preparing 2-5 parts of biological enzyme for later use; then 100 parts of water is taken, and the pH value is adjusted to 3-6 to obtain prepared water for later use; adding a prepared water into the biological enzyme for dilution to obtain a biological enzyme solution for later use; spreading the straws in a shade and lightproof place for later use; then uniformly spraying the biological enzyme solution on the straws; finally shading for 2-5 hours; according to the invention, the wax layer on the surface layer of the straw is damaged by biological enzyme, the-OH of the treated straw is obviously increased compared with that of the original straw, the concentration of free radicals is more than 10 times of that of the untreated crushed material, wherein the absorption value is increased by 43.48%, the surface of the straw is rough after the observation and treatment of a scanning electron microscope, a plurality of pores are formed on the cell wall, and the bonding strength of the activated fiber is improved.
Description
Technical Field
The invention relates to a treatment process for improving the bonding strength of straw fibers for artificial boards, and belongs to the technical field of processing methods of straw artificial boards.
Background
Compared with wood, the straws such as wheat straws, rice straws and the like have high sugar content, and the outer layer has high wax content, high ash content, high content of benzene alcohol extract, smooth appearance and lower surface free radical concentration than that of the whole straw, so that the existence of the outer layer of the straws has adverse effect on the bonding property of the artificial straw board, and the mechanical strength and the internal bonding force of the artificial straw board can be reduced; the waxy layer on the surface layer of the straw can be damaged by using the biological enzyme, and the straw can have stronger activity and hydrophilic ability after being treated by the biological enzyme surface layer.
Disclosure of Invention
In view of the above technical problems, the present invention aims to: provides a treatment process for improving the bonding strength of straw fibers for artificial boards.
The technical solution of the invention is realized as follows: a treatment process for improving the bonding strength of straw fibers for artificial boards comprises the following steps:
(1) preparing 2-5 parts of biological enzyme for later use;
(2) taking 100 parts of water, and adjusting the pH value to 3-6 to obtain prepared water for later use;
(3) adding prepared water into the biological enzyme for dilution to obtain a biological enzyme solution for later use;
(4) spreading the straws in a shade and lightproof place for later use;
(5) uniformly spraying a biological enzyme solution on the straws;
(6) shading for 2-5 hours.
Preferably, the biological enzyme is xylanase powder.
Preferably, the temperature of the conditioning water is 40-60 ℃.
Preferably, the spraying ratio of the biological enzyme solution to the straws is as follows: 1-2 kg of biological enzyme solution is uniformly sprayed on every 10kg of straws.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
according to the invention, the wax layer on the surface layer of the straw is damaged by biological enzyme, the-OH of the treated straw is obviously increased compared with that of the original straw, the concentration of free radicals is more than 10 times of that of the untreated crushed material, wherein the absorption value is increased by 43.48%, the surface of the straw is rough after the observation and treatment of a scanning electron microscope, a plurality of pores are formed on the cell wall, and the bonding strength of the activated fiber is improved.
Detailed Description
In order to make the technical problems solved, technical solutions adopted, and technical effects achieved by the present invention clearer, the technical solutions of the embodiments of the present invention will be described in further detail below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
The invention relates to a treatment process for improving the bonding strength of straw fibers for artificial boards, which comprises the following steps:
(1) preparing 2kg of biological enzyme for later use;
(2) taking 100kg of water, adjusting the pH value to 6, and adjusting the temperature to 40 ℃ to obtain prepared water for later use;
(3) adding a prepared water into the biological enzyme for dilution to obtain a biological enzyme solution for later use;
(4) spreading 500kg of straws in a shade and dark place for later use;
(5) uniformly spraying 55kg of biological enzyme solution on the straws;
(6) and (5) shading for 2 hours.
Example 2
The invention relates to a treatment process for improving the bonding strength of straw fibers for artificial boards, which comprises the following steps:
(1) preparing 4kg of biological enzyme for later use;
(2) taking 100kg of water, adjusting the pH to 5 and the temperature to 55 ℃ to obtain prepared water for later use;
(3) adding a prepared water into the biological enzyme for dilution to obtain a biological enzyme solution for later use;
(4) spreading 500kg of straws in a shade and dark place for later use;
(5) uniformly spraying 70kg of biological enzyme solution on the straws;
(6) the light-shielding treatment was carried out for 4 hours.
Example 3
The invention relates to a treatment process for improving the bonding strength of straw fibers for artificial boards, which comprises the following steps:
(1) preparing 3kg of biological enzyme for later use;
(2) taking 100kg of water, adjusting the pH value to 6 and the temperature to 60 ℃ to obtain prepared water for later use;
(3) adding a prepared water into the biological enzyme for dilution to obtain a biological enzyme solution for later use;
(4) spreading 500kg of straws in a shade and dark place for later use;
(5) uniformly spraying 60kg of biological enzyme solution on the straws;
(6) the light-shielding treatment was carried out for 3 hours.
The biological enzyme can be xylanase powder, and the straw can be straw of wheat or other plants.
The waxy layer on the surface layer of the straw is damaged after the biological enzyme treatment, and the straw has stronger activity and oleophilic ability after the surface layer treatment.
As can be seen from the following table, the artificial board made of the straw fiber treated by the method has more excellent performance, and all indexes of the artificial board are superior to those of the common straw artificial board.
Table 1: performance comparison table for straw artificial board
The above-mentioned embodiments are merely illustrative of the technical idea and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the scope of the present invention.
Claims (4)
1. A treatment process for improving the bonding strength of straw fibers for artificial boards is characterized by comprising the following steps:
(1) preparing 2-5 parts of biological enzyme for later use;
(2) taking 100 parts of water, and adjusting the pH value to 3-6 to obtain prepared water for later use;
(3) adding a prepared water into the biological enzyme for dilution to obtain a biological enzyme solution for later use;
(4) spreading the straws in a shade and lightproof place for later use;
(5) uniformly spraying the biological enzyme solution on the straws;
(6) shading for 2-5 hours.
2. The treatment process for improving the bonding strength of the straw fiber for artificial boards according to claim 1, wherein the treatment process comprises the following steps:
the biological enzyme is xylanase powder.
3. The treatment process for improving the bonding strength of the straw fiber for artificial boards according to claim 1, wherein the treatment process comprises the following steps:
the temperature of the conditioning water is 40-60 ℃.
4. The treatment process for improving the bonding strength of the straw fiber for artificial boards according to claim 1, wherein the treatment process comprises the following steps:
the spraying proportion of the biological enzyme solution to the straws is as follows: uniformly spraying 1-2 kg of biological enzyme solution on every 10kg of straws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211605438.3A CN115805630A (en) | 2022-12-14 | 2022-12-14 | Treatment process for improving bonding strength of straw fibers for artificial boards |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211605438.3A CN115805630A (en) | 2022-12-14 | 2022-12-14 | Treatment process for improving bonding strength of straw fibers for artificial boards |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115805630A true CN115805630A (en) | 2023-03-17 |
Family
ID=85485833
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211605438.3A Pending CN115805630A (en) | 2022-12-14 | 2022-12-14 | Treatment process for improving bonding strength of straw fibers for artificial boards |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115805630A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0125073A2 (en) * | 1983-04-29 | 1984-11-14 | National Research Development Corporation | Straw decomposition process |
| US4487657A (en) * | 1978-06-20 | 1984-12-11 | Soci/e/ t/e/ Anonyme dite: Arjomari-Prioux | Method for preparing a fibrous sheet |
| CN101204823A (en) * | 2007-12-18 | 2008-06-25 | 南京林业大学 | Method of utilizing compound enzyme improved straw particle and urea acetal resin glue performance |
| CN104149152A (en) * | 2013-05-15 | 2014-11-19 | 湖北大学 | New technology for preparing high-performance waterproof fiberboard with semipermeable membrane technology enhancing enzymolysis degree |
| WO2016160955A1 (en) * | 2015-03-31 | 2016-10-06 | Xyleco, Inc. | Processing of biomass materials |
| CN108972822A (en) * | 2018-09-06 | 2018-12-11 | 南京林业大学 | A kind of manufacturing method of fibre stalk wood shavings wood-based plate |
-
2022
- 2022-12-14 CN CN202211605438.3A patent/CN115805630A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4487657A (en) * | 1978-06-20 | 1984-12-11 | Soci/e/ t/e/ Anonyme dite: Arjomari-Prioux | Method for preparing a fibrous sheet |
| EP0125073A2 (en) * | 1983-04-29 | 1984-11-14 | National Research Development Corporation | Straw decomposition process |
| CN101204823A (en) * | 2007-12-18 | 2008-06-25 | 南京林业大学 | Method of utilizing compound enzyme improved straw particle and urea acetal resin glue performance |
| CN104149152A (en) * | 2013-05-15 | 2014-11-19 | 湖北大学 | New technology for preparing high-performance waterproof fiberboard with semipermeable membrane technology enhancing enzymolysis degree |
| WO2016160955A1 (en) * | 2015-03-31 | 2016-10-06 | Xyleco, Inc. | Processing of biomass materials |
| CN108972822A (en) * | 2018-09-06 | 2018-12-11 | 南京林业大学 | A kind of manufacturing method of fibre stalk wood shavings wood-based plate |
Non-Patent Citations (3)
| Title |
|---|
| 刘艳萍;张洋;江华;吴羽飞;: "木聚糖酶处理对麦秸表面性能的影响", 福建农林大学学报(自然科学版), vol. 38, no. 05, pages 548 - 551 * |
| 连海兰;周定国;尤纪雪;潘明珠;: "预处理对麦秸纤维板性能的影响及机理研究", 南京林业大学学报(自然科学版), vol. 32, no. 04, pages 1 - 5 * |
| 连海兰;尤纪雪;周定国;: "生物预处理对麦秸纤维板性能的影响机理", 纤维素科学与技术, vol. 14, no. 04, pages 9 - 15 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20230317 |