CN105837942A - Plant fiber reinforced composite board and preparation method thereof - Google Patents
Plant fiber reinforced composite board and preparation method thereof Download PDFInfo
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- CN105837942A CN105837942A CN201610335999.4A CN201610335999A CN105837942A CN 105837942 A CN105837942 A CN 105837942A CN 201610335999 A CN201610335999 A CN 201610335999A CN 105837942 A CN105837942 A CN 105837942A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/30—Applications used for thermoforming
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
Abstract
The invention provides a plant fiber reinforced composite board and a preparation method thereof. The plant fiber reinforced composite board is prepared by the following steps of mixing flax fibers, coir fibers and bamboo fibers firstly, placing the mixture into a pulverizer to carry out intermittent crushing, sieving, removing large particles, then adding gamma-amino propyl trimethoxy silane, vinyl triethoxysilane, ethylacetate, isopropanol and acetone, mixing, blending, leaving to stand, filtering, putting the filtrate into an oven for drying, then mixing and blending the dried product with polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethylpiperazine, stearamide, polyethylene glycol and ethylene bis stearamide, adding the mixture in a mold to carry out hot-press forming, finally, cooling, and demolding to obtain the plant fiber reinforced composite board. The plant fiber reinforced composite board has very good tensile property and impact resistance and also has certain antibacterial property.
Description
Technical field
The present invention relates to Material Field, be specifically related to a kind of Plant fiber's enhancement mode composite board and preparation method thereof.
Background technology
Along with the continuous progress of science and technology, new technique and new material constantly occur and improve, and single material cannot meet all trades and professions requirement high performance for material the most, and composite thus arises at the historic moment.Composite is by two or more material of different nature, by method physically or chemically, there is the material of new capability at the upper composition of macroscopic view (microcosmic), various materials make up for each other's deficiencies and learn from each other in performance, produce cooperative effect, make the combination property of composite be better than former composition material and meet various different requirement.The matrix material of composite is varied, and Plant fiber is exactly one of which, Plant fiber is a kind of sclerenchyma being widely distributed in seed plant, source is widely, natural environmental-protective, the most cheap, the most it is widely studied and has been applied in composite, there is wide market prospect.
Summary of the invention
Solve the technical problem that:It is an object of the invention to provide a kind of Plant fiber's enhancement mode composite board, there is good tensile property and shock resistance, the most also there is certain antibiotic property.
Technical scheme:A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 40-60 part, chlorinated polyethylene 10-15 part, flax fiber 3-6 part, coir 2-5 part, bamboo fibre 2-5 part, carboxymethyl cellulose 1-3 part, N-aminoethyl piperazine 0.3-0.5 part, γ-aminopropyltrimethoxysilane 2-5 part, VTES 1-3 part, stearmide 2-5 part, Polyethylene Glycol 1-2 part, ethylene bis stearamide 1-3 part, ethyl acetate 10-30 part, isopropanol 20-30 part, acetone 10-20 part.
Further preferred, described a kind of Plant fiber's enhancement mode composite board, it is prepared from weight portion by following component: polypropylene 45-55 part, chlorinated polyethylene 11-14 part, flax fiber 4-5 part, coir 3-4 part, bamboo fibre 3-4 part, carboxymethyl cellulose 1.5-2.5 part, N-aminoethyl piperazine 0.35-0.45 part, γ-aminopropyltrimethoxysilane 3-4 part, VTES 1.5-2.5 part, stearmide 3-4 part, Polyethylene Glycol 1.2-1.7 part, ethylene bis stearamide 1.5-2.5 part, ethyl acetate 15-25 part, isopropanol 23-28 part, acetone 13-18 part.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board comprises the following steps:
Step 1: flax fiber, coir and bamboo fibre are mixed, puts into and carries out in pulverizer intermittently pulverizing 5-10 minute；
Step 2: sieve, removes bulky grain；
Step 3: add γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 40-60 minute；
Step 4: stand 20-23 hour；
Step 5: filter, puts in baking oven and dries；
Step 6: and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 10-20 minute；
Step 7: adding in mould and carry out hot-forming, hot pressing temperature is 170-190 DEG C, molds as 2-5MPa, and the dwell time is 3-5 minute；
Step 8: cooling and demolding and get final product.
It is further preferred that grinding time is 6-9 minute in step 1.
It is further preferred that mixing time is 45-55 minute in step 3.
It is further preferred that time of repose is 21-22 hour in step 4.
It is further preferred that mixing time is 15 minutes in step 6.
It is further preferred that hot pressing temperature is 175-185 DEG C in step 7, molding as 3-4MPa, the dwell time is 4 minutes.
Beneficial effect:Plant fiber's enhancement mode composite board of the present invention has good tensile property, and its hot strength is up to 28.1MPa, and its impact strength is the highest also up to 16.1KJ/m2, there is good shock resistance, this material also has certain antibiotic property simultaneously.
Detailed description of the invention
Embodiment 1
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 40 parts, chlorinated polyethylene 10 parts, flax fiber 3 parts, coir 2 parts, bamboo fibre 2 parts, carboxymethyl cellulose 1 part, N-aminoethyl piperazine 0.3 part, γ-aminopropyltrimethoxysilane 2 parts, VTES 1 part, stearmide 2 parts, Polyethylene Glycol 1 part, ethylene bis stearamide 1 part, ethyl acetate 10 parts, isopropanol 20 parts, 10 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: first by flax fiber, coir and bamboo fibre mixing, put into and pulverizer is carried out intermittently pulverize 5 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 40 minutes, stand 20 hours, filter, put in baking oven and dry, again and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 10 minutes, addition mould is carried out hot-forming, hot pressing temperature is 170 DEG C, mold as 2MPa, dwell time is 3 minutes, last cooling and demolding and get final product.
Embodiment 2
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 45 parts, chlorinated polyethylene 11 parts, flax fiber 4 parts, coir 3 parts, bamboo fibre 3 parts, carboxymethyl cellulose 1.5 parts, N-aminoethyl piperazine 0.35 part, γ-aminopropyltrimethoxysilane 3 parts, VTES 1.5 parts, stearmide 3 parts, Polyethylene Glycol 1.2 parts, ethylene bis stearamide 1.5 parts, ethyl acetate 15 parts, isopropanol 23 parts, 13 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: first by flax fiber, coir and bamboo fibre mixing, put into and pulverizer is carried out intermittently pulverize 6 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 45 minutes, stand 21 hours, filter, put in baking oven and dry, again and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 15 minutes, addition mould is carried out hot-forming, hot pressing temperature is 175 DEG C, mold as 3MPa, dwell time is 4 minutes, last cooling and demolding and get final product.
Embodiment 3
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 50 parts, chlorinated polyethylene 12.5 parts, flax fiber 4.5 parts, coir 3.5 parts, bamboo fibre 3.5 parts, carboxymethyl cellulose 2 parts, N-aminoethyl piperazine 0.4 part, γ-aminopropyltrimethoxysilane 3.5 parts, VTES 2 parts, stearmide 3.5 parts, Polyethylene Glycol 1.5 parts, ethylene bis stearamide 2 parts, ethyl acetate 20 parts, isopropanol 25 parts, 15 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: first by flax fiber, coir and bamboo fibre mixing, put into and pulverizer is carried out intermittently pulverize 7 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 50 minutes, stand 21.5 hours, filter, put in baking oven and dry, again and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 15 minutes, addition mould is carried out hot-forming, hot pressing temperature is 180 DEG C, mold as 3MPa, dwell time is 4 minutes, last cooling and demolding and get final product.
Embodiment 4
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 55 parts, chlorinated polyethylene 14 parts, flax fiber 5 parts, coir 4 parts, bamboo fibre 4 parts, carboxymethyl cellulose 2.5 parts, N-aminoethyl piperazine 0.45 part, γ-aminopropyltrimethoxysilane 4 parts, VTES 2.5 parts, stearmide 4 parts, Polyethylene Glycol 1.7 parts, ethylene bis stearamide 2.5 parts, ethyl acetate 25 parts, isopropanol 28 parts, 18 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: first by flax fiber, coir and bamboo fibre mixing, put into and pulverizer is carried out intermittently pulverize 9 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 55 minutes, stand 22 hours, filter, put in baking oven and dry, again and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 15 minutes, addition mould is carried out hot-forming, hot pressing temperature is 185 DEG C, mold as 4MPa, dwell time is 4 minutes, last cooling and demolding and get final product.
Embodiment 5
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 60 parts, chlorinated polyethylene 15 parts, flax fiber 6 parts, coir 5 parts, bamboo fibre 5 parts, carboxymethyl cellulose 3 parts, N-aminoethyl piperazine 0.5 part, γ-aminopropyltrimethoxysilane 5 parts, VTES 3 parts, stearmide 5 parts, Polyethylene Glycol 2 parts, ethylene bis stearamide 3 parts, ethyl acetate 30 parts, isopropanol 30 parts, 20 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: first by flax fiber, coir and bamboo fibre mixing, put into and pulverizer is carried out intermittently pulverize 10 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 60 minutes, stand 23 hours, filter, put in baking oven and dry, again and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 20 minutes, addition mould is carried out hot-forming, hot pressing temperature is 190 DEG C, mold as 5MPa, dwell time is 5 minutes, last cooling and demolding and get final product.
Comparative example 1
The present embodiment is not contain chlorinated polyethylene with the difference of embodiment 5.Specifically:
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 60 parts, flax fiber 6 parts, coir 5 parts, bamboo fibre 5 parts, carboxymethyl cellulose 3 parts, N-aminoethyl piperazine 0.5 part, γ-aminopropyltrimethoxysilane 5 parts, VTES 3 parts, stearmide 5 parts, Polyethylene Glycol 2 parts, ethylene bis stearamide 3 parts, ethyl acetate 30 parts, isopropanol 30 parts, 20 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: first by flax fiber, coir and bamboo fibre mixing, put into and pulverizer is carried out intermittently pulverize 10 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 60 minutes, stand 23 hours, filter, put in baking oven and dry, again and polypropylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 20 minutes, addition mould is carried out hot-forming, hot pressing temperature is 190 DEG C, mold as 5MPa, dwell time is 5 minutes, last cooling and demolding and get final product.
Comparative example 2
The present embodiment is to replace coir and bamboo fibre with flax fiber with the difference of embodiment 5.Specifically:
A kind of Plant fiber's enhancement mode composite board, is prepared from weight portion by following component: polypropylene 60 parts, chlorinated polyethylene 15 parts, flax fiber 16 parts, carboxymethyl cellulose 3 parts, N-aminoethyl piperazine 0.5 part, γ-aminopropyltrimethoxysilane 5 parts, VTES 3 parts, stearmide 5 parts, Polyethylene Glycol 2 parts, ethylene bis stearamide 3 parts, ethyl acetate 30 parts, isopropanol 30 parts, 20 parts of acetone.
The preparation method of above-mentioned Plant fiber's enhancement mode composite board is: is first put into by flax fiber in pulverizer and carries out intermittently pulverizing 10 minutes, sieve, remove bulky grain, it is subsequently adding γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 60 minutes, stand 23 hours, filter, put in baking oven and dry, again and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 20 minutes, addition mould is carried out hot-forming, hot pressing temperature is 190 DEG C, mold as 5MPa, dwell time is 5 minutes, last cooling and demolding and get final product.
The embodiment of material of the present invention and the partial properties index of comparative example see table, it will be seen that material of the present invention has good tensile property, its hot strength is up to 28.1MPa, and its impact strength is the highest also up to 16.1KJ/m2, there is good shock resistance, this material also has certain antibiotic property simultaneously.
The partial properties index of table 1 Plant fiber's enhancement mode composite board
| Embodiment 1 | Embodiment 2 | Embodiment 3 | Embodiment 4 | Embodiment 5 | Comparative example 1 | Comparative example 2 | |
| Hot strength (MPa) | 27.9 | 28.0 | 28.0 | 28.1 | 28.0 | 26.5 | 26.1 |
| Impact strength (KJ/m2) | 15.7 | 15.8 | 15.9 | 16.1 | 15.8 | 14.6 | 13.4 |
Claims (8)
1. Plant fiber's enhancement mode composite board, it is characterised in that: it is prepared from weight portion by following component: polypropylene 40-60 part, chlorinated polyethylene 10-15 part, flax fiber 3-6 part, coir 2-5 part, bamboo fibre 2-5 part, carboxymethyl cellulose 1-3 part, N-aminoethyl piperazine 0.3-0.5 part, γ-aminopropyltrimethoxysilane 2-5 part, VTES 1-3 part, stearmide 2-5 part, Polyethylene Glycol 1-2 part, ethylene bis stearamide 1-3 part, ethyl acetate 10-30 part, isopropanol 20-30 part, acetone 10-20 part.
A kind of Plant fiber's enhancement mode composite board the most according to claim 1, it is characterized in that: be prepared from weight portion by following component: polypropylene 45-55 part, chlorinated polyethylene 11-14 part, flax fiber 4-5 part, coir 3-4 part, bamboo fibre 3-4 part, carboxymethyl cellulose 1.5-2.5 part, N-aminoethyl piperazine 0.35-0.45 part, γ-aminopropyltrimethoxysilane 3-4 part, VTES 1.5-2.5 part, stearmide 3-4 part, Polyethylene Glycol 1.2-1.7 part, ethylene bis stearamide 1.5-2.5 part, ethyl acetate 15-25 part, isopropanol 23-28 part, acetone 13-18 part.
3. the preparation method of a kind of Plant fiber's enhancement mode composite board described in any one of claim 1 to 2, it is characterised in that: comprise the following steps:
Step 1: flax fiber, coir and bamboo fibre are mixed, puts into and carries out in pulverizer intermittently pulverizing 5-10 minute；
Step 2: sieve, removes bulky grain；
Step 3: add γ-aminopropyltrimethoxysilane, VTES, ethyl acetate, isopropanol and acetone, mix and blend 40-60 minute；
Step 4: stand 20-23 hour；
Step 5: filter, puts in baking oven and dries；
Step 6: and polypropylene, chlorinated polyethylene, carboxymethyl cellulose, N-aminoethyl piperazine, stearmide, Polyethylene Glycol, ethylene bis stearamide mix and blend 10-20 minute；
Step 7: adding in mould and carry out hot-forming, hot pressing temperature is 170-190 DEG C, molds as 2-5MPa, and the dwell time is 3-5 minute；
Step 8: cooling and demolding and get final product.
The preparation method of a kind of Plant fiber's enhancement mode composite board the most according to claim 3, it is characterised in that: in described step 1, grinding time is 6-9 minute.
The preparation method of a kind of Plant fiber's enhancement mode composite board the most according to claim 3, it is characterised in that: in described step 3, mixing time is 45-55 minute.
The preparation method of a kind of Plant fiber's enhancement mode composite board the most according to claim 3, it is characterised in that: in described step 4, time of repose is 21-22 hour.
The preparation method of a kind of Plant fiber's enhancement mode composite board the most according to claim 3, it is characterised in that: in described step 6, mixing time is 15 minutes.
The preparation method of a kind of Plant fiber's enhancement mode composite board the most according to claim 3, it is characterised in that: in described step 7, hot pressing temperature is 175-185 DEG C, molds as 3-4MPa, and the dwell time is 4 minutes.
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| CN201610335999.4A CN105837942A (en) | 2016-05-20 | 2016-05-20 | Plant fiber reinforced composite board and preparation method thereof |
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| CN201610335999.4A CN105837942A (en) | 2016-05-20 | 2016-05-20 | Plant fiber reinforced composite board and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107033449A (en) * | 2016-11-17 | 2017-08-11 | 台州学院 | A kind of sisal fiber reinforced polypropylene compound material and preparation method thereof |
| CN114672153A (en) * | 2022-04-25 | 2022-06-28 | 深圳市津诚科技有限公司 | Environment-friendly anti-seismic foam and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107033449A (en) * | 2016-11-17 | 2017-08-11 | 台州学院 | A kind of sisal fiber reinforced polypropylene compound material and preparation method thereof |
| CN114672153A (en) * | 2022-04-25 | 2022-06-28 | 深圳市津诚科技有限公司 | Environment-friendly anti-seismic foam and preparation method thereof |
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