CN106147261A - The string of a kind of environmental protection, powder, bits class composite - Google Patents
The string of a kind of environmental protection, powder, bits class composite Download PDFInfo
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- CN106147261A CN106147261A CN201510188301.6A CN201510188301A CN106147261A CN 106147261 A CN106147261 A CN 106147261A CN 201510188301 A CN201510188301 A CN 201510188301A CN 106147261 A CN106147261 A CN 106147261A
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Abstract
The plant fiber of a kind of environmental protection, powder, bits composite, relate to a kind of plant fiber material, in parts by weight, including 6 parts of-8 parts of starch, 18 parts-22 parts water, the NaOH of 1 part-1.5 parts, the vegetable material of the talcum powder of 2.5 parts-3 parts and 75 parts-85 parts.Compared with prior art, this material is mainly as the raw material in HTHP squeezing or compressing technique, and this material non-toxic is harmless, has ductility so that it is extremely convenient to process, and squeezes or compressing very easy, and properties of product are more preferable.By the product of this material final molding, there is low cost, the simple advantage of post-production, also there is high rigidity, surface compact, service life length advantage, topmost can produce the various article with complicated shape by this material, product actual effect is no less than wood products, is completely superior to the plant fiber products produced under prior art.
Description
Technical field
The present invention relates to a kind of plant moulding material, particularly relate to a kind of string, powder, bits class moulding material.
Background technology
From ancient times to the present wood-based product is widely used in the middle of the life production of the mankind, generally speaking wood-based product is fabricated by by solid wood material substantially, but present solid wood material utilization rate in process is low, only about 35%, waste is serious, manufacturing process is complicated simultaneously, labour cost and cost of equipment are high, take time and effort, and timber resources is deficient, part high-quality timber faces extinction so that the cost of wood products remains high.In order to improve production efficiency, cost-effective, now a lot of products are made up of string, powder, bits, the service efficiency of the timber being so greatly improved, and due to low cost so that this kind of product has very strong competitiveness.But owing to technique is limited, product great majority made by string, powder, bits are sheet material class product, owing to product density is low, intensity is weak, this kind of product uses popularity narrower, the utilization industrially of solid wood class product cannot be replaced at all, only in light industry and upholstery, have certain applications, but the overwhelming majority still makes sheet material and is applied in upholstery.
The applicant has applied for " preparation method of a kind of non-adhesive wood fiber part " (application number 201110411549.6) with other applicant's names, a kind of method that " shaped wooden mould pressing furniture part and manufacture method thereof " (application number 201010542653.4) etc. utilize wood-fibred Special-shaped moulded to be molded, the shaped piece of high-density high-strength can be produced by this method, this product can be widely used in light industry and upholstery, it is possible not only to produce wooden pen container by these methods, wooden washbowl, the products such as wooden water tumbler, piece of furniture and the household articles with intricate detail can also be produced.But apply the adhesive in string, powder, bits material are made to be urea-formaldehyde glue, MDI glue mostly at present, owing to MDI is methyl diphenylene diisocyanate based compound, there is certain toxicity, may result in moderate eye irritation and slight skin irritatin, can cause allergic, so there is potential safety hazard during production operation；Urea-formaldehyde glue then contains formaldehyde material, owing to formaldehyde is that a kind of carcinogen is relatively big so the product made exists potential safety hazard to mankind's harmfulness.The idea of present Environmental Safety sustainable development is rooted in the hearts of the people, especially general commodity and furniture are that people are daily to be wanted often in contact with the article arriving, safety non-toxic must be accomplished, if the adhesive of this kind of article contains noxious material, be difficult to be accepted by market and society.And do not use any adhesive directly to suppress string, powder, bits in " preparation method of a kind of non-adhesive wood fiber part " (application number 201110411549.6), but owing to most strings, powder, bits itself do not have ductility, the density making stampings cannot be uniform, allow easy manufacture faulty goods, do not meet quality requirement.
In the case of current solid wood scarcity of raw material, it is badly in need of a kind of physicochemical properties and be no less than solid wood material, cost is far below the substitute of solid wood material simultaneously, substitutes the utilization in household, field of furniture for the solid wood material, even substitutes the application at industrial circle for the solid wood material.
Content of the invention
The present invention is directed to deficiency of the prior art, provide the string of a kind of environmental protection, powder, bits class composite, this material is mainly as the raw material in HTHP squeezing or compressing technique, this material non-toxic is harmless, there is ductility, it is extremely convenient to make to process, and squeezes or compressing very easy, and properties of product are more preferable.By the product of this material final molding, there is low cost, the simple advantage of post-production, also there is high rigidity, surface compact, service life length advantage, topmost can produce the various article with complicated shape by this material, product actual effect is no less than wood products, is completely superior to the plant fiber products produced under prior art.
In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals, the string of a kind of environmental protection, powder, bits class composite and manufacture method, in parts by weight, including 6 parts of-8 parts of starch, 18 parts-22 parts water, the NaOH of 1 part-1.5 parts, the vegetable material of the talcum powder of 2.5 parts-3 parts and 75 parts-85 parts；Manufacture method also includes following step, step A): the starch described in 6 parts-8 parts, the water described in 18 parts-22 parts, the NaOH described in 1 part-1.5 parts are stirred, mixing time is between 1 minute to 3 minutes, whipping temp is between 30 DEG C to 50 DEG C so that starch does not sink to the bottom formation mixed liquor；Step B): described vegetable material is dried so that vegetable material moisture content is not higher than 5%, then take 75 parts-85 parts described vegetable materials and drum-type material shaking machine put into by the talcum powder of 2.5 parts-3 parts；Step C): described mixed liquor is put in spray gun, then described drum-type material shaking machine is started, drum-type material shaking machine uniform rotation described in allowing at least 30 minutes, during this period, described spray gun sprays described mixed liquor in described drum-type material shaking machine always, and described drum-type material shaking machine just obtains new material after stopping operating.
In technique scheme, it is preferred that in parts by weight, including the vegetable material of starch described in 7 parts, the water described in 20 parts, the NaOH described in 1.3 parts, the talcum powder described in 2.6 parts and 80 parts.
In technique scheme, it is preferred that described starch is plant amylum.
In technique scheme, it is preferred that described water is pure water.
In technique scheme, it is preferred that described vegetable material is arbor fiber or arbor powder or arbor bits or shrub fiber or shrub powder or shrub bits or stalk fibre or powder of straw or stalk bits.
This string, powder, bits class composite are mainly as the raw material in HTHP squeezing or compressing technique, in the introduction it has been mentioned that several plant fiber is directly compressed into the method for piece of furniture, it is well known that most strings do not have ductility, density unevenness can be caused when suppressing, decorative pattern does not shows, the problem such as make moist brittle.And how much glue currently using has toxicity in using and manufacturing, also less can be accepted by society and market even if manufacturing.This string, powder, the adhesive raw materials master of inside of bits class composite are starch, especially plant amylum, and plant amylum can be glutinous rice starch, cornstarch, sweet potato starch, rice starch etc., it is however generally that conventional glutinous rice starch.There is after plant amylum is swelling certain tack, most importantly starch can have pasty state slipping property after gelatinization, solves string, powder, bits material itself do not have malleable problem when using starch as the major ingredient of adhesive to string, powder, the bonding of bits material.Known, most plants all has lignin, through experiment discovery, starch viscose material meeting and string, powder, lignin in bits material can react when high temperature, produce great viscosity, so during HTHP squeezes and suppress the shaping of this material, string, powder, the pasty state slipping property that bits class composite rests against starch moves, starch is utilized to obtain tack with the reaction of lignin, make squeezing consistent with compressing product density, surface compact, internal bond strength is high, and can also squeeze and suppress the shape of complexity.The wood-fibred class product on market can be replaced by the product that this material is made completely, most solid wood products can also be substituted, can be not only used for manufacturing the product in general life staying idle at home field, can be also used for the product in process industry field.The string that manufactured by this method, powder, bits class composite do not have viscosity at normal temperatures, only just produce viscosity after HTHP, will not stick transport pipeline, reaction unit etc. when carrying out industrial production, and easily clear up.
Compared with prior art, this material is mainly as the raw material in HTHP squeezing or compressing technique, and this material non-toxic is harmless, has ductility so that it is extremely convenient to process, and squeezes or compressing very easy, and properties of product are more preferable.By the product of this material final molding, there is low cost, the simple advantage of post-production, also there is high rigidity, surface compact, service life length advantage, topmost can produce the various article with complicated shape by this material, product actual effect is no less than wood products, is completely superior to the plant fiber products produced under prior art.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention is described in further detail.
Embodiment 1, the string of a kind of environmental protection, powder, bits class composite and manufacture method, including following step, by the glutinous rice starch described in 70g in step A, pure water described in 200g, the NaOH described in 13g puts into stirring, mixing time 3 minutes in beaker, whipping temp is between 30 DEG C to 50 DEG C so that starch does not sink to the bottom formation mixed liquor.Arbor fiber is dried by step B, arbor fiber can be pine cellulosic, oak fiber, Chinese Fir for Fibre one or more, make described arbor fiber moisture be not higher than 5%, then take the arbor fiber after 800g is dried and drum-type material shaking machine put into by the talcum powder described in 26g.Step C is put into mixed liquor in spray gun, then described drum-type material shaking machine is started, drum-type material shaking machine uniform rotation described in allowing at least 30 minutes, during this period, described spray gun sprays described mixed liquor in described drum-type material shaking machine always, has just obtained composite material of plant fiber after mixing.This composite material of plant fiber is mainly as the raw material in HTHP squeezing or compressing technique.
Embodiment 2, the string of a kind of environmental protection, powder, bits class composite and manufacture method, including following step, by the cornstarch described in 60g in step A, pure water described in 180g, the NaOH described in 10g puts into stirring, mixing time 3 minutes in beaker, whipping temp is between 30 DEG C to 50 DEG C so that starch does not sink to the bottom formation mixed liquor.Shrub powder is dried by step B so that described shrub powder moisture content is not higher than 5%, then take the shrub powder after 800g is dried and put into drum-type material shaking machine with the talcum powder described in 25g.Step C is put into mixed liquor in spray gun, then described drum-type material shaking machine is started, drum-type material shaking machine uniform rotation described in allowing at least 30 minutes, during this period, described spray gun sprays described mixed liquor in described drum-type material shaking machine always, has just obtained Plant Powder composite after mixing.This Plant Powder composite is mainly as the raw material in HTHP squeezing or compressing technique.
Embodiment 3, the string of a kind of environmental protection, powder, bits class composite and manufacture method, including following step, by the rice starch described in 80g in step A, pure water described in 220g, the NaOH described in 15g puts into stirring, mixing time 3 minutes in beaker, whipping temp is between 30 DEG C to 50 DEG C so that starch does not sink to the bottom formation mixed liquor.Stalk bits powder is dried by step B so that described stalk bits moisture content is not higher than 5%, then take the stalk bits after 800g is dried and put into drum-type material shaking machine with the talcum powder described in 30g.Step C is put into mixed liquor in spray gun, then described drum-type material shaking machine is started, drum-type material shaking machine uniform rotation described in allowing at least 30 minutes, during this period, described spray gun sprays described mixed liquor in described drum-type material shaking machine always, has just obtained plant debris composite after mixing.This plant debris composite is mainly as the raw material in HTHP squeezing or compressing technique.
Claims (5)
1. the string of an environmental protection, powder, bits class composite and manufacture method, it is characterized by, in parts by weight, including 6 parts of-8 parts of starch, 18 parts-22 parts water, the NaOH of 1 part-1.5 parts, the vegetable material of the talcum powder of 2.5 parts-3 parts and 75 parts-85 parts；Manufacture method also includes following step, step A): the starch described in 6 parts-8 parts, the water described in 18 parts-22 parts, the NaOH described in 1 part-1.5 parts are stirred, mixing time is between 1 minute to 3 minutes, whipping temp is between 30 DEG C to 50 DEG C so that starch does not sink to the bottom formation mixed liquor；Step B): described vegetable material is dried so that vegetable material moisture content is not higher than 5%, then take 75 parts-85 parts described vegetable materials and drum-type material shaking machine put into by the talcum powder of 2.5 parts-3 parts；Step C): described mixed liquor is put in spray gun, then described drum-type material shaking machine is started, drum-type material shaking machine uniform rotation described in allowing at least 30 minutes, during this period, described spray gun sprays described mixed liquor in described drum-type material shaking machine always, and described drum-type material shaking machine just obtains new material after stopping operating.
2. the string of a kind of environmental protection according to claim 1, powder, bits class composite, it is characterized by, in parts by weight, including the vegetable material of starch described in 7 parts, the water described in 20 parts, the NaOH described in 1.3 parts, the talcum powder described in 2.6 parts and 80 parts.
3. the string of a kind of environmental protection according to claim 1 and 2, powder, bits class composite, is characterized by, described starch is plant amylum.
4. the string of a kind of environmental protection according to claim 1 and 2, powder, bits class composite, is characterized by, described water is pure water.
5. the string of a kind of environmental protection according to claim 1 and 2, powder, bits class composite, it is characterized by, described vegetable material is arbor fiber or arbor powder or arbor bits or shrub fiber or shrub powder or shrub bits or stalk fibre or powder of straw or stalk bits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188301.6A CN106147261A (en) | 2015-04-21 | 2015-04-21 | The string of a kind of environmental protection, powder, bits class composite |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510188301.6A CN106147261A (en) | 2015-04-21 | 2015-04-21 | The string of a kind of environmental protection, powder, bits class composite |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106147261A true CN106147261A (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510188301.6A Pending CN106147261A (en) | 2015-04-21 | 2015-04-21 | The string of a kind of environmental protection, powder, bits class composite |
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| CN (1) | CN106147261A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116995A (en) * | 2019-12-30 | 2020-05-08 | 宁波荣书生物科技有限公司 | Method for preparing degradable material by using cord grass |
| CN116479676A (en) * | 2023-04-13 | 2023-07-25 | 重庆植本环保科技有限公司 | Plant fiber material and preparation process thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967291A (en) * | 2010-10-11 | 2011-02-09 | 内蒙古大学 | Method for preparing board by using hot gelatinized starch and waste plant fiber |
| CN101967292A (en) * | 2010-10-11 | 2011-02-09 | 内蒙古大学 | Method preparing boards by using alkaline gelatinized starch as adhesive and waste vegetable fibers |
| CN102408584A (en) * | 2011-08-30 | 2012-04-11 | 姜勇 | Preparation method for straw base packing material |
| CN103289428A (en) * | 2013-07-03 | 2013-09-11 | 内蒙古大学 | Preparation method of kaolin and waste plant fiber composite board |
-
2015
- 2015-04-21 CN CN201510188301.6A patent/CN106147261A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101967291A (en) * | 2010-10-11 | 2011-02-09 | 内蒙古大学 | Method for preparing board by using hot gelatinized starch and waste plant fiber |
| CN101967292A (en) * | 2010-10-11 | 2011-02-09 | 内蒙古大学 | Method preparing boards by using alkaline gelatinized starch as adhesive and waste vegetable fibers |
| CN102408584A (en) * | 2011-08-30 | 2012-04-11 | 姜勇 | Preparation method for straw base packing material |
| CN103289428A (en) * | 2013-07-03 | 2013-09-11 | 内蒙古大学 | Preparation method of kaolin and waste plant fiber composite board |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116995A (en) * | 2019-12-30 | 2020-05-08 | 宁波荣书生物科技有限公司 | Method for preparing degradable material by using cord grass |
| CN116479676A (en) * | 2023-04-13 | 2023-07-25 | 重庆植本环保科技有限公司 | Plant fiber material and preparation process thereof |
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| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Chen Bo Inventor after: Luo Heng Inventor after: Sun Qingfeng Inventor after: Zhao Cunting Inventor after: Wang Haibo Inventor before: Luo Heng Inventor before: Wang Haibo |
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Application publication date: 20161123 |
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