CN101451317A - Bamboo fibre composition and method for producing the same - Google Patents
Bamboo fibre composition and method for producing the same Download PDFInfo
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- CN101451317A CN101451317A CNA2007101965191A CN200710196519A CN101451317A CN 101451317 A CN101451317 A CN 101451317A CN A2007101965191 A CNA2007101965191 A CN A2007101965191A CN 200710196519 A CN200710196519 A CN 200710196519A CN 101451317 A CN101451317 A CN 101451317A
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Abstract
The invention relates to a bamboo fiber composition and a manufacturing method thereof. The bamboo fiber composition comprises the following components: 35 to 55 weight percent of bamboo fiber, 25 to 50 weight percent of bonding agent, 0.4 to 0.8 weight percent of curing agent, 0.2 to 0.6 weight percent of waterproof agent, 10 to 20 weight percent of starch material and 0.5 to 1.5 weight percent of water. The manufacturing method comprises the following steps: mixing bamboo raw materials with the water and stirring the mixture at a high speed to obtain the bamboo fiber; and mixing a proper proportion of the bamboo fiber, the bonding agent, the curing agent, the waterproof agent, the starch material with the water; and stirring the mixture at a high speed to obtain the bamboo fiber composition. In the steps, high-speed stirring treatment is performed to activate the material property of the bamboo fiber composition, so that the material property is good and stable, and the material has even color and luster; in addition, the activation treatment makes the components of the bamboo fiber composition even, and endows the bamboo fiber composition with good flowability in the finished product processing process.
Description
Technical field
The present invention relates to a kind of constituent and manufacture method thereof, particularly relate to bamboo fibre composition and the manufacture method thereof of a kind of food with utensil.
Background technology
Along with coming back, environmental consciousness adds that government policy promotes, the manufacturer of goods such as existing at present U.S. anti-ware of use or plastic bottle, utensil, tableware, do one's utmost to look for the alternative materials of comparatively environmental protection invariably, so, utilize the product of composites such as natural plant fibre such as agricultural product castoff such as rice husk, straw, corn, bamboo fibre to be developed listing successively, because the container that the natural plant fibre constituent is made does not have toxicity, is easy to decompose, and compliance with environmental protection requirements, so listing the time is liked by the consumer extensively.
With the bamboo fibre is example, the container that present bamboo fiber composite material has non-food stuffs such as making vase, bucket to use, as the tableware of wanting food prepared therefrom to use, because characteristics such as the temperature tolerance of food utensil, hardness are had relatively high expectations, if it is improper in initial bamboo wood selection or interlude processed, Chang Rongyi causes in the process of follow-up manufacturing tableware, and the bamboo fibre composition flowability is not good, and makes its flowing forming time in mould long.Or bamboo fibre composition is subjected to high temperature and the carbonization blackening easily because heated by improper in process, causes the finished product color and luster that molds inhomogeneous, and some site color is dark, some site color is more shallow, and the not good shortcoming of aesthetic property is arranged.
Summary of the invention
The object of the present invention is to provide a kind of flowability good, be difficult for burned black bamboo fibre composition of carbonization and manufacture method thereof.
Bamboo fibre composition of the present invention comprises: the curing agent of the bamboo fibre of 35～55wt%, the adhesive of 25～50wt%, 0.4～0.8wt%, the waterproofing agent of 0.2～0.6wt%, the starch based material of 10～20wt%, and the water of 0.5～1.5wt%.
The manufacture method of bamboo fibre composition of the present invention comprises:
(A) bamboo material is mixed with water and high-speed stirred to obtain bamboo fibre.
(B) get the bamboo fibre of 35～55wt%, the adhesive of 25～50wt%, the curing agent of 0.4～0.8wt%, the waterproofing agent of 0.2～0.6wt%, the starch based material of 10～20wt%, and the water of 0.5～1.5wt% mixes, and obtains bamboo fibre composition via high-speed stirred.
Beneficial effect of the present invention is: handle the material behavior that can activate bamboo fibre composition by high-speed stirred, make its material behavior well stable, be difficult for because high temperature action and carbonization is burned black, and present even color and luster, and activation processing makes the composition material of bamboo fibre composition evenly mix, have good flowability.
Description of drawings
Fig. 1 is the flow chart of a most preferred embodiment of the manufacture method of bamboo fibre composition of the present invention.
The specific embodiment
The present invention is described in detail below in conjunction with drawings and Examples:
The most preferred embodiment of bamboo fibre composition of the present invention, it is the raw material that can be used as the bamboo fibre tableware, and comprise: the curing agent of the bamboo fibre of 35～55wt% (weight %), the adhesive of 25～50wt%, 0.4～0.8wt%, the waterproofing agent of 0.2～0.6wt%, the starch based material of 10～20wt%, and the distilled water of 0.5～1.5wt%.
Consult Fig. 1, the most preferred embodiment of the manufacture method of bamboo fibre composition of the present invention comprises:
(1) preparation bamboo fibre: carry out step 101, at first select former bamboo wood material, be fit to select for use the former bamboo that becomes a useful person more than 3 years, because too the growth of Nian Qing bamboo wood prematurity still is stable, make bamboo wood carbonization blackening because of follow-up high-temperature process easily, and former bamboo wood matter possesses antimicrbial power to select for use, the first-class bamboo fibre material of disinfection force, deodorizing power is good.Then carry out step 102,103, clean former bamboo and remove surperficial shagreen, more former bamboo is chipped and be ground into behind the powder shape dryly, make bamboo wood moisture after the pulverizing account for gross weight and be about 30%, handle to form the littler powder of particle diameter with the high speed abrasive dust again, be about 60～120 purpose bamboo wood powders.
Next as step 104,105, classification is done in the bamboo wood powder screening of different-grain diameter to be handled, to screen the water that the bamboo wood powder that will use the back adds 2wt% at last, and with about 1000～1800R.P.M. (rev/min) the rotating speed stir process, make the temperature of bamboo fibre body rise to 35 ℃～45 ℃, and the high temperature and high speed that continues 5～30 minutes stirs, because the bamboo fibre body itself contains fiber, materials such as starch, this high-speed stirred process mainly is the materials of isolating in the bamboo fibre body such as starch, make hard bamboo fibre body become soft and activate, through the activation processing of high-speed stirred thus, the bamboo wood powder is evenly mixed with water, to increase the flowability of bamboo fibre, and the bamboo wood powder is easier combines with other materials, and simultaneously, it is stable and be difficult for the burned black advantage of carbonization to have material behavior, after so will helping to make follow-up bamboo fibre tableware to form, tableware presents full, uniform bamboo wood primary colors.
Wherein, when selecting bamboo wood, also the waste material that can use the bamboo secondary industry to be produced is used as the bamboo wood source, might not cut down new, complete bamboo wood, advantage such as use the waste material of bamboo secondary industry can reach twice laid, environmental protection, to reduce cost allows the natural bamboo that originates in nature, back to nature can continuously twice laid.
(2) carry out step 106,107: buy general resin binder on the market, the concrete example of present embodiment adhesive is a vinyl acetate polymer, and, make adhesive have good flowability and adherence with adhesive and the activation processing of making high-speed stirred after water mixes.
(3) carry out step 108,109: get the bamboo fibre of 35～55wt%, the adhesive of 25～50wt%, the curing agent of 0.4～0.8wt%, the waterproofing agent of 0.2～0.6wt%, the starch based material of 10～20wt%, and the distilled water of 0.5～1.5wt%, mix and be that the high-speed stirred activation processing of 1000～1800R.P.M is about 1 hour via rotating speed, just can obtain bamboo fibre composition, can activate the material behavior of composite material by high-speed stirred, increase uniformity, the flowability of bamboo fibre composition, and the color and luster uniformity.
Need to prove, described curing agent can be to select polyamide (polyamide), the made curing agent of epoxychloropropane (epoxy chloropropane) material for use, the curing agent of present embodiment uses CATION wet strength agent (cationic intensifier), be a kind of thermosetting resin aqueous solvent, have advantages such as nontoxic, non-corrosiveness, and can increase the wet strength of tableware.Described waterproofing agent is to be used to slow down tableware in use, and solution such as some soup juice infiltrate and cause tableware to be easy to damage in the composition material of this tableware, so waterproofing agent is used to help material to reach waterproof performance.This waterproofing agent can use acrylate copolymer (acrylate polymer) material made, and the waterproofing agent of present embodiment is CATION neutral sizing agent (cationic neutral dope).And described starch based material can be selected the high accuracy edible flour that just can buy on the market for use.
When using bamboo fibre composition of the present invention to make the bamboo fibre tableware, the bamboo fibre composition powder of the suitable weight of at first taking a sample is also inserted in the mould, the mould temperature is about 135～140 ℃, via about about 10 seconds fluidisation time of matched moulds at a slow speed, make the even flow distribution of bamboo fibre composition in mould, pass through the oil pressure exhaust again with the air pocket in the extruded material, then make its curing, and look product demand applique and surface brightness and handle, via steps such as cooling, burr polishing processing, just can obtain bamboo fibre tableware finished product at last.Because this bamboo fibre tableware of moulding is general known technology, and non-emphasis of the present invention, so no longer describe in detail.
By above explanation as can be known, the manufacture method of bamboo fibre composition of the present invention is via high-speed stirred activation processing repeatedly, various materials in the bamboo fibre composition of producing can evenly be mixed, has good flowability, and activation makes the material behavior of bamboo fibre composition well stable, so in high temperature process wherein, this bamboo fibre composition is not easy to produce because of high temperature action problem such as carbonization is burned black, simultaneously, because the material proportion of each composition of the present invention is moderate, so the hardness of the tableware that molds can reach general tableware, the quality requirements of food container equity, therefore, use the produced tableware of bamboo fibre composition of the present invention can present the color and luster of even beauty and suitable hardness, so reach purpose of the present invention really.
Claims (9)
1. the manufacture method of a bamboo fibre composition comprises: (A) bamboo material is mixed obtaining bamboo fibre with water; Reach and (B) get the bamboo fibre of 35～55wt%, the adhesive of 25～50wt%, the curing agent of 0.4～0.8wt%, the waterproofing agent of 0.2～0.6wt%, the starch based material of 10～20wt%, and the water of 0.5～1.5wt% mixes and to obtain bamboo fibre composition, it is characterized in that:
Step (A) be with bamboo material mix with water and high-speed stirred obtain bamboo fibre, step (B) obtains bamboo fibre composition with composite material via high-speed stirred.
2. the manufacture method of bamboo fibre composition according to claim 1, it is characterized in that: the mixing time of step (A) is 5～30 minutes.
3. the manufacture method of bamboo fibre composition according to claim 1, it is characterized in that: the speed of agitator of step (A) is 1000～1800 rev/mins, and keeps 5～30 minutes.
4. the manufacture method of bamboo fibre composition according to claim 1 is characterized in that: step (A) is to be ground into powder shape and dry after the bamboo material cutting, is processed into trickle powder with abrasive dust again, mixes also high-speed stirred at last again with water.
5. the manufacture method of bamboo fibre composition according to claim 1, it is characterized in that: described curing agent is the CATION wet strength agent.
6. the manufacture method of bamboo fibre composition according to claim 1, it is characterized in that: described waterproofing agent is the CATION neutral sizing agent.
7. the manufacture method of bamboo fibre composition according to claim 1 is characterized in that: also comprise one and be positioned at the preceding step (C) of step (B), adhesive is mixed with water and high-speed stirred.
8. the manufacture method of bamboo fibre composition according to claim 1, it is characterized in that: the speed of agitator of step (A), (B) all is 1000～1800 rev/mins.
9. a bamboo fibre composition comprises: the curing agent of the bamboo fibre of 35～55wt%, the adhesive of 25～50wt%, 0.4～0.8wt%, the waterproofing agent of 0.2～0.6wt%, the starch based material of 10～20wt%, and the water of 0.5～1.5wt%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101965191A CN101451317A (en) | 2007-11-28 | 2007-11-28 | Bamboo fibre composition and method for producing the same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101965191A CN101451317A (en) | 2007-11-28 | 2007-11-28 | Bamboo fibre composition and method for producing the same |
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| Publication Number | Publication Date |
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| CN101451317A true CN101451317A (en) | 2009-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101965191A Pending CN101451317A (en) | 2007-11-28 | 2007-11-28 | Bamboo fibre composition and method for producing the same |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030830A (en) * | 2010-10-20 | 2011-04-27 | 南京信息工程大学 | Bamboo fiber nano crystal and reinforced biological nano composite material and preparation method thereof |
| CN102229177A (en) * | 2011-04-28 | 2011-11-02 | 中华人民共和国台州出入境检验检疫局 | Tableware containing bamboo fibers and making method thereof |
| CN106283204A (en) * | 2016-08-17 | 2017-01-04 | 张静 | A kind of preparation method of antibacterial glue-free cotton |
-
2007
- 2007-11-28 CN CNA2007101965191A patent/CN101451317A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102030830A (en) * | 2010-10-20 | 2011-04-27 | 南京信息工程大学 | Bamboo fiber nano crystal and reinforced biological nano composite material and preparation method thereof |
| CN102030830B (en) * | 2010-10-20 | 2012-08-22 | 南京信息工程大学 | Bamboo fiber nano crystal and reinforced biological nano composite material and preparation method thereof |
| CN102229177A (en) * | 2011-04-28 | 2011-11-02 | 中华人民共和国台州出入境检验检疫局 | Tableware containing bamboo fibers and making method thereof |
| CN106283204A (en) * | 2016-08-17 | 2017-01-04 | 张静 | A kind of preparation method of antibacterial glue-free cotton |
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Open date: 20090610 |