CN102352115A - Manufacturing method of plant fiber and plant powder foam material - Google Patents
Manufacturing method of plant fiber and plant powder foam material Download PDFInfo
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- CN102352115A CN102352115A CN2011101892322A CN201110189232A CN102352115A CN 102352115 A CN102352115 A CN 102352115A CN 2011101892322 A CN2011101892322 A CN 2011101892322A CN 201110189232 A CN201110189232 A CN 201110189232A CN 102352115 A CN102352115 A CN 102352115A
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- whipping agent
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- vegetable fibre
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Abstract
The invention relates to a manufacturing method of a plant fiber and plant powder foam material. The manufacturing method comprises the following steps: 1, adding a plant fiber, plant powder, a foaming agent, a tackifier, a filler and a fire retardant to a mixing and agitating tank, and mixing to form a uniform mixture, wherein the weight proportion of the plant fiber is 0-95%, the plant powder comprises starch, the weight proportion of the plant powder is about 0-95%, and the total weight proportion of the foaming agent, the tackifier, the filler and the fire retardant is about 5-15%; 2, pouring or injecting the uniform mixture into a container or a die; and 3, pressurizing and carrying out heating processing to make the foaming agent generate the foaming effect, thereby making the plant fiber and the plant powder be converted into the plant fiber and plant powder foam material with the porous foaming structure in the container or the die. The foam material manufactured in the invention has the advantages of foaming ratio increase, product weight reduction, and buffer effect improvement.
Description
Technical field
The present invention relates to a kind of making method of foam material, but relate in particular to the natural plant fibre that comprises natural decomposition and the foaming material of plant powder.
Background technology
Foam material has been widely used in various fields, wrapping material, weighting material, container or housing in recent years.Foam material comprises matrix and whipping agent usually; Whipping agent can produce a large amount of gases when the matrix heating is shaped; Gassiness closed cavity or open cavity in the matrix after feasible the shaping; Wherein closed cavity does not arrive the surface; So can make the surface keep original level and smooth shape, such as the Baolilong plate, and open cavity can arrive the surface; Make the surface produce the unsmooth surface in hole, tool hole, such as foam.
Matrix generally can comprise the synthetic material like thermoplastics, thermosetting resin or rubber; And be easy to combine the procedure for processing of existing ejection formation, extrusion molding, roll forming or the moulding of spray foam, and cooperate suitable high pressure, high temperature vapor, high frequency, ultrasound or ultrared type of heating and realize.
Yet; The shortcoming of above-mentioned prior art is, the starting material of matrix itself are difficult for decomposing, and the foam material of therefore being used as wrapping material is dropped after use and produces a large amount of wastes; Derive environmental issue, especially the partial foaming material can produce toxic substance in incinerator is handled.Therefore, need a kind of making method of plant fiber foamed material, but directly utilize the vegetable fibre of natural decomposition and the base starting material that starch is used as the material that foams, to solve above-mentioned prior art problems.
Summary of the invention
Main purpose of the present invention comprises in the making method that a kind of vegetable fibre and plant powder foam material are provided: vegetable fibre, plant powder, whipping agent, viscosity increaser, weighting agent and fire retardant are added to mix in the steel basin mix to form even miscellany; With even miscellany pouring or injection container or mould; Pressurize and heat treated, make whipping agent produce foaming effect, and then in container or mould, be transformed into plant fiber foamed material with vesicular foaming structure.The weight ratio of above-mentioned vegetable fibre is about 0%～95%, and the weight ratio of plant powder is about 0%～95%, and the weight ratio of whipping agent, viscosity increaser, weighting agent and fire retardant altogether about 5～15%.
Above-mentioned vegetable fibre can be from rice bar, rice husk, straw, leaf of Semen Maydis, Caulis Sacchari sinensis leaf, Exocarpium cocois (Cocos nucifera L) or herbage, or its composition, especially vegetable fibre particle (Fiber Particulate Composite, FPC).The plant powder can comprise W-Gum, sweet potato starch, yam starch or wheat starch.Viscosity increaser can comprise the fragrant Doutrate of natural rosin based resin, rosin triglyceride or hydroabietic acid, or synthetic polystyrene resin or rosin modified phenolic resin.Fire retardant can comprise lime carbonate, in order to improve the fire prevention effect.
But the general treatment facility of making method mat of the present invention and realizing; Such as stirrer, heating and pressurizing machine, hold type die; But and then the vegetable fibre of making natural decomposition and plant powder foam material; Especially can increase the expansion ratio of foam material; Weight reduction; Strengthen buffering effect and change product appearance, promote economic efficacy, reach the effect of promoting environment protection simultaneously.
Description of drawings
Fig. 1 is the schema of the making method of vegetable fibre of the present invention and plant powder foam material.
Fig. 2 is the schema of the making method of another embodiment of the present invention.
Embodiment
Below cooperate graphic and element numbers is done more detailed explanation to embodiment of the present invention, those of ordinary skill in the art can be implemented after studying this specification sheets carefully according to this.
With reference to figure 1, the schema of the making method of vegetable fibre of the present invention and plant powder foam material.As shown in Figure 1; Making method of the present invention is begun by step S10; And in step S10, carry out combination treatment; To mix stirring in vegetable fibre, plant powder, whipping agent, viscosity increaser, weighting agent and the fire retardant adding stirrer; And mix churning time and keep about 3 hours at least, and form the even miscellany of sticky shape.The weight ratio of vegetable fibre is about 0%～95%, and the weight ratio of plant powder is about 0%～95%, and the weight ratio of whipping agent, viscosity increaser, weighting agent and fire retardant altogether about 5～15%.
Vegetable fibre can be vegetable fibre particle (FPC), or optional stem, blade, shell, pericarp and the root of taking from natural phant at least one of them.For example, vegetable fibre can from rice bar, rice husk, straw, leaf of Semen Maydis, Caulis Sacchari sinensis leaf, flax leaf, the leaf of bamboo, beet, herbage, Exocarpium cocois (Cocos nucifera L), pineapple peel and burdock at least one of them.
The plant powder can comprise W-Gum, sweet potato starch, yam starch or wheat starch.
Whipping agent can be ethylene-vinyl acetate (EVA) foamed system whipping agent, Vilaterm PE Foam (EPE) foamed system whipping agent or poly(lactic acid) (Poly Lactic Acid; PLA) foamed system whipping agent; And whipping agent has blowing temperature; Such as 200 ℃; Therefore can, temperature, produce the chemically inert gas of big measurer when being higher than blowing temperature such as 220 ℃; Such as carbonic acid gas, in order to cause cavernous opening or closure hole.
Viscosity increaser can comprise the fragrant Doutrate of rosin based resin, rosin triglyceride or hydroabietic acid that natural phant contains, or the polystyrene resin of synthetic or rosin modified phenolic resin.Weighting agent can comprise stone flour.
Fire retardant can comprise lime carbonate; In order to improve the fire prevention effect; And fire retardant also can comprise glutinous agent of epoxy group(ing) and activated carbon fire retardant; Wherein activated carbon fire retardant cording has the fire retardant of activated carbon effect; Can be when fire takes place; Except that having fire-retardant characteristic, have more the characteristic of excellent absorption burning fuming, reduction scene of a fire dense smoke.The activated carbon fire retardant generally makes through special processing with the natural carbon ore deposit; Its characteristic for when the normal temperature to 200 ℃ for stablizing indeformable state; When temperature is higher than 200 ℃ when being heated; Its thickness can sharply expand tens of and even hundreds of times; Become the fluffy vermiform powder of volume, can form at burning surface and intercept carbon-coating, isolated on the one hand heat; Reduce flowing of air on the one hand, and reach the fp purpose.
Then; Making method of the present invention gets into step S20; To pour into processing; The even miscellany of sticky shape is poured into to the container or mould of tool specified shape; Carry out the pressure treatment of step S30 again; Such as utilizing oil press or high-pressure air pump that container or mould are exerted pressure, use the compactness that increases even miscellany.
Behind step S30, get into step S40; Container or mould to having pressurizeed carry out heat treated; Utilize heating unit to make the temperature of even miscellany in container or the mould be higher than the blowing temperature of whipping agent; Such as 220 ℃; And kept 10 to 60 seconds; Impel whipping agent generation foaming effect and make even miscellany be transformed into the plant fiber foam material with vesicular foaming structure, wherein heating unit can use high pressure, high temperature vapor, high frequency, ultrasound or ultrared type of heating.
Therefore, the foam material of making method made of the present invention can have specific shape, such as the packing box or the tr that can cooperate particular commodity or packing material shape, and can directly be used for packing, and protection against the tide, fire prevention or crashproof defencive function are provided.
With reference to figure 2; The schema of the making method of another embodiment of the present invention; Wherein the making method of another embodiment of the present invention comprises step S10, S22, S40 and the S50 that carries out in regular turn; Use and make flat plant fiber foam material; And step S10 and S40 are said as Fig. 1 embodiment, repeat no more at this.
In step S22, carrying out roll extrusion handles; It is dull and stereotyped that the even miscellany that utilizes rolling device that step S10 is produced is rolled into the premolding with preset thickness; Then add step S40, make whipping agent produce foaming effect, and convert the premolding flat board to flat foam material.In addition, heat treated S40 can further comprise pressure treatment simultaneously, such as utilizing thermocompressor, uses and realizes the pressurized, heated processing, can increase the density of foam material.Carry out step S50 at last, utilize cutting means that the foam material that heat treated S40 is produced is cut into appropriate size and shape.
The characteristics of making method of the present invention are; Directly utilize natural vegetable fibre and plant powder to be used as the base starting material of foam material; Not only make the foam material can be by natural decomposition; Can use general mechanical means simultaneously and realize need not changing or increasing extra production facility; Therefore; The integral manufacturing cost is lower and processing procedure is easy, has very high industry applications.In addition, employed vegetable fibre can utilize in agriculture production processing and produce or residual waste in the making method of the present invention, such as rice bar or bagasse, can reduce the agricultural wastes quantity discharged simultaneously, reaches the purpose that promotes environment protection.
The above only is in order to explain preferred embodiment of the present invention; Be not that attempt is done any pro forma restriction to the present invention according to this; Therefore, all have in that identical invention spirit is following do relevant any modification of the present invention or change, all must be included in the category that the invention is intended to protect.
Claims (7)
1. the making method of vegetable fibre and plant powder foam material is characterized in that this making method comprises:
Vegetable fibre, plant powder, whipping agent, viscosity increaser, weighting agent and fire retardant are added in the stirrer to carry out combination treatment; Use and form even miscellany; Wherein the weight ratio of this vegetable fibre is 0%～95%; The weight ratio of this plant powder is 0%～95%; And the weight ratio of this whipping agent, this viscosity increaser, this weighting agent and this fire retardant totally 5～15%, and this whipping agent has blowing temperature;
Should even miscellany pour into to container or the mould to pour into processing;
Utilize pressurizing device to carry out pressure treatment, to use applying preset pressure; And
Utilize heating unit to carry out heat treated; This even miscellany is heated to the blowing temperature that temperature is higher than this whipping agent; And make this whipping agent produce foaming effect; Produce a large amount of gases, and the vegetable fibre and the plant powder foam material that this even miscellany are transformed into have the vesicular foaming structure.
2. the making method of vegetable fibre and plant powder foam material is characterized in that this making method comprises:
Vegetable fibre, plant powder, whipping agent, viscosity increaser, weighting agent and fire retardant are added in the stirrer to carry out combination treatment; Use and form even miscellany; Wherein the weight ratio of this vegetable fibre is 0%～95%; The weight ratio of this plant powder is 0%～95%; And the weight ratio of this whipping agent, this viscosity increaser, this weighting agent and this fire retardant totally 5～15%, and this whipping agent has blowing temperature;
Utilize a rolling device to handle, and this even miscellany is rolled into the premolding flat board with preset thickness to carry out roll extrusion;
Utilize heating unit to carry out heat treated; This premolding flat board is heated to the blowing temperature that temperature is higher than this whipping agent; And make this whipping agent produce foaming effect; Produce a large amount of gases, and make this premolding flat board be transformed into the vegetable fibre and the plant powder foam material of tabular with vesicular foaming structure; And
Utilize cutting means to cut processing, this foam material is cut into appropriate size and shape.
3. according to the described making method of claim 2, it is characterized in that this heat treated further comprises pressure treatment simultaneously, use applying preset pressure.
4. according to claim 1 or 2 described making methods; It is characterized in that; This vegetable fibre comprises vegetable fibre particle (FPC); Or choose stem, blade, shell, pericarp and root from natural phant at least one of them, and this vegetable fibre from rice bar, rice husk, straw, leaf of Semen Maydis, Caulis Sacchari sinensis leaf, flax leaf, the leaf of bamboo, beet, herbage, Exocarpium cocois (Cocos nucifera L), pineapple peel and burdock at least one of them.
5. according to claim 1 or 2 described making methods, it is characterized in that this plant powder comprises W-Gum, sweet potato starch, yam starch or wheat starch.
6. according to claim 1 or 2 described making methods; It is characterized in that; This whipping agent comprises ethylene-vinyl acetate (EVA) foamed system whipping agent, Vilaterm PE Foam (EPE) foamed system whipping agent or poly(lactic acid) (Poly Lactic Acid; PLA) foamed system whipping agent; This weighting agent comprises stone flour at least; And this viscosity increaser can comprise the fragrant Doutrate of natural rosin based resin, rosin triglyceride or hydroabietic acid; Or synthetic polystyrene resin or rosin modified phenolic resin; This fire retardant comprises lime carbonate at least, in order to hinder or the reduction rate of combustion.
7. according to claim 1 or 2 described making methods, it is characterized in that this heating unit uses high pressure, high temperature vapor, high frequency, ultrasound or ultrared type of heating.
Priority Applications (1)
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| CN2011101892322A CN102352115A (en) | 2011-07-07 | 2011-07-07 | Manufacturing method of plant fiber and plant powder foam material |
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| CN2011101892322A CN102352115A (en) | 2011-07-07 | 2011-07-07 | Manufacturing method of plant fiber and plant powder foam material |
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| CN102352115A true CN102352115A (en) | 2012-02-15 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104204053A (en) * | 2012-03-30 | 2014-12-10 | 凸版印刷株式会社 | Resin composition for foam, foam, and wallpaper |
| CN104693826A (en) * | 2013-12-07 | 2015-06-10 | 晋江顺溢鞋塑有限公司 | Degradable filling material and preparation method of degradable filling material |
| CN104845397A (en) * | 2015-04-29 | 2015-08-19 | 防城港港美家建材市场投资股份有限公司 | Environment-friendly material |
| CN105461967A (en) * | 2015-06-23 | 2016-04-06 | 湖南工业大学 | Light starch-based high toughness composite foamed material |
| CN106957497A (en) * | 2016-01-08 | 2017-07-18 | 辰邦企业有限公司 | Manufacture the material compositions of sport pad body and the manufacture method of the sport pad body |
| CN108587086A (en) * | 2018-01-24 | 2018-09-28 | 广西壮族自治区农业科学院 | A kind of preparation method preparing expanded material using banana nanofiber |
| CN111154147A (en) * | 2020-01-15 | 2020-05-15 | 张绍为 | Environment-friendly degradable buffer packaging material and preparation method thereof |
| CN113580465A (en) * | 2021-05-28 | 2021-11-02 | 广州市奥维拉箱包有限公司 | Novel shell machining process |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104204053A (en) * | 2012-03-30 | 2014-12-10 | 凸版印刷株式会社 | Resin composition for foam, foam, and wallpaper |
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| US11161953B2 (en) | 2012-03-30 | 2021-11-02 | Toppan Printing Co., Ltd. | Resin foam composition and foam, and wallpaper |
| CN104693826A (en) * | 2013-12-07 | 2015-06-10 | 晋江顺溢鞋塑有限公司 | Degradable filling material and preparation method of degradable filling material |
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| CN105461967A (en) * | 2015-06-23 | 2016-04-06 | 湖南工业大学 | Light starch-based high toughness composite foamed material |
| CN105461967B (en) * | 2015-06-23 | 2017-12-08 | 湖南工业大学 | A kind of lightweight starch base high tenacity composite foam material |
| CN106957497A (en) * | 2016-01-08 | 2017-07-18 | 辰邦企业有限公司 | Manufacture the material compositions of sport pad body and the manufacture method of the sport pad body |
| CN108587086A (en) * | 2018-01-24 | 2018-09-28 | 广西壮族自治区农业科学院 | A kind of preparation method preparing expanded material using banana nanofiber |
| CN111154147A (en) * | 2020-01-15 | 2020-05-15 | 张绍为 | Environment-friendly degradable buffer packaging material and preparation method thereof |
| CN113580465A (en) * | 2021-05-28 | 2021-11-02 | 广州市奥维拉箱包有限公司 | Novel shell machining process |
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Application publication date: 20120215 |