CN111334059A - Novel colorful wood-plastic profile and preparation method thereof - Google Patents
Novel colorful wood-plastic profile and preparation method thereof Download PDFInfo
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- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
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Abstract
The invention provides a novel colorful wood-plastic profile which comprises the following raw materials in parts by weight: 40-45 parts of etherified wood powder, 25-30 parts of polyethylene plastic particles, 5-10 parts of disperse dye, 4-6 parts of vitrified micro bubbles, 5-7 parts of activated carbon, 8-10 parts of reinforcing agent, 2-5 parts of lubricant, 2-5 parts of processing aid, 3-6 parts of ultraviolet absorbent and 1-3 parts of antioxidant; wherein the etherified wood flour is specifically modified wood flour modified by an etherifying reagent. The invention also provides a preparation method of the novel colorful wood-plastic profile. The invention has the advantages that: the wood-plastic section bar disclosed by the invention is added with raw materials such as modified wood powder, vitrified micro bubbles, activated carbon, disperse dye, ultraviolet absorbent and the like in a formula, and under the combined action of the raw materials, the wood-plastic section bar disclosed by the invention can perfectly present a designed color, and is uniform, bright and fadeless in color; in addition, the section bar can also keep better mechanical strength and improve the added value of products.
Description
Technical Field
The invention relates to the technical field of wood-plastic materials, in particular to a novel colorful wood-plastic profile and a preparation method thereof.
Background
The wood-plastic composite (WPC) is a novel composite material which is developed in recent years at home and abroad, and is a plate or a section produced by mixing thermoplastic plastics such as Polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC) and Polystyrene (PS) with waste plant fibers such as wood flour, bamboo chips, rice hulls, wheat straws, soybean hulls, peanut shells, bagasse straws and the like, extruding, molding, injection molding and other plastic processing technologies.
However, the existing wood-plastic composite material generally has the problems of single color, dark color, easy fading and aging and the like, and the strength needs to be further improved, so that the development of the wood-plastic composite material industry is restricted to a certain extent.
Disclosure of Invention
The invention aims to provide a novel colorful wood-plastic section with rich colors, bright colors, difficult fading and aging and high strength and a preparation method thereof.
The invention adopts the following technical scheme to solve the technical problems:
a novel colorful wood-plastic section comprises the following raw materials in parts by weight: 40-45 parts of etherified wood powder, 25-30 parts of polyethylene plastic particles, 5-10 parts of disperse dye, 4-6 parts of vitrified micro bubbles, 5-7 parts of activated carbon, 8-10 parts of reinforcing agent, 2-5 parts of lubricant, 2-5 parts of processing aid, 3-6 parts of ultraviolet absorbent and 1-3 parts of antioxidant; wherein the etherified wood flour is specifically modified wood flour modified by an etherifying reagent.
As one of the preferable modes of the invention, the novel colorful wood-plastic profile specifically comprises the following raw materials in parts by weight: 42.5 parts of etherified wood powder, 27.5 parts of polyethylene plastic particles, 7.5 parts of disperse dye, 5 parts of vitrified micro bubbles, 6 parts of activated carbon, 9 parts of reinforcing agent, 3.5 parts of lubricant, 3.5 parts of processing aid, 4.5 parts of ultraviolet absorbent and 2 parts of antioxidant; wherein the etherified wood flour is specifically modified wood flour modified by an etherifying reagent.
In a preferred embodiment of the present invention, the disperse dye is one or more selected from azo dyes, anthraquinone dyes, styrene dyes, nitrobenzophenones, quinophthalones and non-azo heterocycles.
In a preferred embodiment of the present invention, the reinforcing agent is one or more of styrene, styrene-butadiene rubber, butadiene-acrylonitrile rubber and chlorinated polyethylene.
As one of the preferable modes of the invention, the lubricant is one or more of amides, acrylic esters of G-16, ZB-60, OA6 and 70S.
As one of the preferable modes of the invention, the processing aid is one or more of ACR-401 and PA-20.
In a preferred embodiment of the present invention, the ultraviolet absorber is a benzotriazole-based ultraviolet absorber.
In a preferred embodiment of the present invention, the antioxidant is a mixture of antioxidant 168 and antioxidant 1010.
In a preferred embodiment of the present invention, the etherification reagent is one or more selected from benzyl chloride, diethyl sulfate, ethyl bromide, acrylonitrile, epichlorohydrin, and chlorohydrin; and during wood powder modification, wood powder and the etherification reagent are subjected to etherification reaction in a sodium hydroxide solution to obtain the wood powder.
The preparation method of the novel colorful wood-plastic profile comprises the following steps:
(1) carrying out etherification reaction on wood powder and the etherification reagent in a sodium hydroxide solution to prepare etherified wood powder;
(2) weighing the etherified wood powder in the step (1) and the rest raw materials according to the weight parts for later use;
(3) dissolving the weighed polyethylene plastic particles in an organic solvent trichloromethane, adding etherified wood powder, stirring for 0.5-4h, heating to 40-80 ℃, continuing to stir, keeping the temperature for 0.5-6h, cooling to room temperature, performing suction filtration separation, or distilling to recover the organic solvent, cooling to room temperature, performing suction filtration separation, and then drying and crushing the separated wood-plastic material to obtain etherified wood-plastic powder;
(4) mixing etherified wood-plastic powder with raw materials of vitrified microbeads, activated carbon, a reinforcing agent, a lubricant, a processing aid, an ultraviolet absorbent and an antioxidant, and mixing the materials at high pressure; the temperature of the high-pressure mixing material is 140-;
(5) adding water into a dyeing vat, mixing the materials under high pressure in the step (4) and weighing the standby disperse dye in the step (2), wherein the ratio of the water to the mixed materials under high pressure is kept at (150- & gt 200) & gt 1, and the pH value is kept at 6.0-8.0; then, heating to 100-120 ℃, carrying out water phase dyeing in a high-temperature high-pressure machine, and cooling after heat preservation for 30-100 min; cooling, taking out, washing with water, and drying to obtain dyed material;
(6) adding the dyed material into a granulator, wherein the granulation temperature is 130-150 ℃, and the time of the material in the granulator is 25-30min, and finally preparing compound material particles;
(7) and adding the obtained compound granules into an extruder for extrusion molding.
In the invention, the disperse dye is the most widely applied dye variety in the world, has the advantages of low price, complete chromatographic range and the like, and is widely applied to dyeing of hydrophobic polyester fibers and acetate fibers. The obtained etherified wood-plastic powder has the following colors: red, orange, yellow, green, blue, purple, brown, black, and the like.
Compared with the prior art, the invention has the advantages that:
(1) according to the invention, the modified wood powder modified by the etherification reagent is adopted in the raw materials, so that the compatibility between the fiber and the plastic can be improved; the vitrified micro bubbles are added into the raw materials, so that the aging resistance and the weather resistance of the wood-plastic profile can be improved; the activated carbon is added into the raw materials, so that the absorption of the wood-plastic section to formaldehyde in the surrounding environment can be promoted; disperse dyes are selected from the raw materials and matched with an ultraviolet absorbent for use, so that the color of the profile can be kept from fading; the wood-plastic section can perfectly present the designed color under the combined action of the components, and the wood-plastic section is uniform, bright and fadeless in color; in addition, as the raw materials of the invention are also added with reinforcing agents, processing aids and the like, the section bar of the invention can also keep better mechanical strength and further improve the added value of the product;
(2) according to the preparation method, firstly, wood powder is etherified and modified by an etherification reagent, hydroxyl hydrophilic groups in the wood are sealed to improve the hydrophobicity of the wood, and then an organic solvent is selected to be dissolved and uniformly mixed with thermoplastic polyethylene plastic particles to prepare etherified wood-plastic powder; the method ensures that the prepared wood-plastic powder has good compatibility;
(3) in the preparation method, the dyeing step adopts water-phase dyeing, and all parameters and steps keep better linking property, so that the finally obtained composite material is dyed uniformly and stably.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Example 1
The novel colorful wood-plastic profile comprises the following raw materials in parts by weight: 40 parts of etherified wood powder, 25 parts of polyethylene plastic particles, 5 parts of azo or anthraquinone disperse dye, 4 parts of vitrified micro bubbles, 5 parts of activated carbon, 8 parts of styrene, 3 parts of lubricant G-162, 1 part of a mixture of an antioxidant 168 and an antioxidant 1010, and 3 parts of benzotriazole ultraviolet absorbent.
Wherein the etherified wood flour is modified wood flour obtained by modifying benzyl chloride or diethyl sulfate etherification reagent. And during wood powder modification, wood powder and the etherification reagent are subjected to etherification reaction in a sodium hydroxide solution to obtain the wood powder.
Example 2
The novel colorful wood-plastic profile comprises the following raw materials in parts by weight: 45 parts of etherified wood powder, 30 parts of polyethylene plastic particles, 10 parts of styrene or nitrodiphenylamine disperse dye, 6 parts of vitrified micro-beads, 7 parts of activated carbon, 10 parts of styrene butadiene rubber or butadiene acrylonitrile rubber, 10 parts of lubricant ZB-60 or OA 65 parts, 3 parts of a mixture of a processing aid PA-205 parts, 6 parts of benzotriazole ultraviolet absorbent, antioxidant 168 and antioxidant 1010.
Wherein, the etherified wood flour is modified wood flour which is modified by ethyl bromide or acrylonitrile etherification reagent. And during wood powder modification, wood powder and the etherification reagent are subjected to etherification reaction in a sodium hydroxide solution to obtain the wood powder.
Example 3
The novel colorful wood-plastic profile comprises the following raw materials in parts by weight: 42.5 parts of etherified wood powder, 27.5 parts of polyethylene plastic particles, 7.5 parts of quinophthalone or non-azo heterocyclic disperse dye, 5 parts of vitrified micro bubbles, 6 parts of activated carbon, 9 parts of chlorinated polyethylene, 3.5 parts of lubricant 70S, 2 parts of a mixture of an antioxidant 168 and an antioxidant 1010, and 4.5 parts of benzotriazole ultraviolet absorbent.
Wherein, the etherified wood flour is modified wood flour which is modified by epichlorohydrin or chlorohydrin etherification reagent. And during wood powder modification, wood powder and the etherification reagent are subjected to etherification reaction in a sodium hydroxide solution to obtain the wood powder.
Example 4
The preparation method of the multi-color wood-plastic profile of the embodiment 1 to 3 includes the following steps:
(1) carrying out etherification reaction on wood powder and an etherification reagent in a sodium hydroxide solution to prepare etherified wood powder;
(2) weighing the etherified wood powder in the step (1) and the rest raw materials according to the weight parts for later use;
(3) dissolving the weighed polyethylene plastic particles in trichloromethane, adding etherified wood powder, stirring for 0.5h, heating to 40 ℃, continuing to stir, keeping the temperature for 0.5h, cooling to room temperature, performing suction filtration separation, or distilling to recover the organic solvent, cooling to room temperature, performing suction filtration separation, and then drying and crushing the separated wood-plastic material to obtain etherified wood-plastic powder;
(4) mixing etherified wood-plastic powder with raw materials of vitrified microbeads, activated carbon, a reinforcing agent, a lubricant, a processing aid, an ultraviolet absorbent and an antioxidant, and mixing the materials at high pressure; the temperature of the high-pressure mixing material is 140 ℃, the time is 15min, and the pressure is 0.15 MPa;
(5) adding water into a dyeing vat, mixing the materials under high pressure in the step (4) and weighing the standby disperse dye in the step (2), wherein the ratio of the water to the materials under high pressure is kept at 150:1, and the pH value is kept at 6.0; then, heating to 100 ℃, carrying out water-phase dyeing in a high-temperature high-pressure machine, and cooling after heat preservation for 30 min; cooling, taking out, washing with water, and drying to obtain dyed material;
(6) adding the dyed materials into a granulator, wherein the granulation temperature is 130 ℃, and the time of the materials in the granulator is 25min, and finally preparing compound granules;
(7) and adding the obtained compound granules into an extruder for extrusion molding.
Example 5
The preparation method of the multi-color wood-plastic profile of the embodiment 1 to 3 includes the following steps:
(1) carrying out etherification reaction on wood powder and an etherification reagent in a sodium hydroxide solution to prepare etherified wood powder;
(2) weighing the etherified wood powder in the step (1) and the rest raw materials according to the weight parts for later use;
(3) dissolving the weighed polyethylene plastic particles in trichloromethane, adding etherified wood powder, stirring for 4 hours, heating to 80 ℃, continuing to stir, keeping the temperature for 6 hours, cooling to room temperature, performing suction filtration separation, or distilling to recover an organic solvent, cooling to room temperature, performing suction filtration separation, and then drying and crushing the separated wood-plastic material to obtain etherified wood-plastic powder;
(4) mixing etherified wood-plastic powder with raw materials of vitrified microbeads, activated carbon, a reinforcing agent, a lubricant, a processing aid, an ultraviolet absorbent and an antioxidant, and mixing the materials at high pressure; the temperature of the high-pressure mixing material is 160 ℃, the time is 20min, and the pressure is 0.25 MPa;
(5) adding water into a dyeing vat, mixing the materials under high pressure in the step (4) and weighing the standby disperse dye in the step (2), wherein the ratio of the water to the materials under high pressure is kept at 200:1, and the pH value is kept at 8.0; then, heating to 120 ℃, carrying out water-phase dyeing in a high-temperature high-pressure machine, and cooling after heat preservation for 100 min; cooling, taking out, washing with water, and drying to obtain dyed material;
(6) adding the dyed materials into a granulator, wherein the granulation temperature is 150 ℃, and the time of the materials in the granulator is 30min, and finally preparing compound granules;
(7) and adding the obtained compound granules into an extruder for extrusion molding.
Example 6
The preparation method of the multi-color wood-plastic profile of the embodiment 1 to 3 includes the following steps:
(1) carrying out etherification reaction on wood powder and an etherification reagent in a sodium hydroxide solution to prepare etherified wood powder;
(2) weighing the etherified wood powder in the step (1) and the rest raw materials according to the weight parts for later use;
(3) dissolving the weighed polyethylene plastic particles in trichloromethane, adding etherified wood powder, stirring for 2h, heating to 60 ℃, continuing to stir, keeping the temperature for 3h, cooling to room temperature, performing suction filtration separation, or distilling to recover the organic solvent, cooling to room temperature, performing suction filtration separation, and then drying and crushing the separated wood-plastic material to obtain etherified wood-plastic powder;
(4) mixing etherified wood-plastic powder with raw materials of vitrified microbeads, activated carbon, a reinforcing agent, a lubricant, a processing aid, an ultraviolet absorbent and an antioxidant, and mixing the materials at high pressure; the temperature of the high-pressure mixing material is 150 ℃, the time is 18min, and the pressure is 0.2 MPa;
(5) adding water into a dyeing vat, mixing the materials under high pressure in the step (4) and weighing the standby disperse dye in the step (2), wherein the ratio of the water to the materials under high pressure is kept at 180:1, and the pH value is kept at 7.0; then, heating to 110 ℃, carrying out water-phase dyeing in a high-temperature high-pressure machine, and cooling after heat preservation for 65 min; cooling, taking out, washing with water, and drying to obtain dyed material;
(6) adding the dyed materials into a granulator, wherein the granulation temperature is 140 ℃, and the time of the materials in the granulator is 28min, and finally preparing compound granules;
(7) and adding the obtained compound granules into an extruder for extrusion molding.
Example 7
In this example, the new multi-color wood-plastic profiles of examples 1-3 were sampled and tested for physical and mechanical properties, and the testing results are shown in table 1.
TABLE 1 comparison of physical and mechanical properties of the multi-color wood-plastic section bar of the present invention and the common wood-plastic section bars on the market
In addition, the formaldehyde content of the product is measured, and the result is less than or equal to 0.01.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The novel colorful wood-plastic profile is characterized by comprising the following raw materials in parts by weight: 40-45 parts of etherified wood powder, 25-30 parts of polyethylene plastic particles, 5-10 parts of disperse dye, 4-6 parts of vitrified micro bubbles, 5-7 parts of activated carbon, 8-10 parts of reinforcing agent, 2-5 parts of lubricant, 2-5 parts of processing aid, 3-6 parts of ultraviolet absorbent and 1-3 parts of antioxidant; wherein the etherified wood flour is specifically modified wood flour modified by an etherifying reagent.
2. The novel multicolor wood-plastic profile as claimed in claim 1, wherein the novel multicolor wood-plastic profile comprises the following raw materials in parts by weight: 42.5 parts of etherified wood powder, 27.5 parts of polyethylene plastic particles, 7.5 parts of disperse dye, 5 parts of vitrified micro bubbles, 6 parts of activated carbon, 9 parts of reinforcing agent, 3.5 parts of lubricant, 3.5 parts of processing aid, 4.5 parts of ultraviolet absorbent and 2 parts of antioxidant; wherein the etherified wood flour is specifically modified wood flour modified by an etherifying reagent.
3. The novel multicolor wood-plastic section bar according to claim 1, wherein the disperse dye is one or more of azo, anthraquinone, styrene, nitrobenzamide, quinophthalone and non-azo heterocyclic.
4. The novel multicolor wood-plastic section bar according to claim 1, wherein the reinforcing agent is one or more of styrene, styrene-butadiene rubber, butadiene-acrylonitrile rubber and chlorinated polyethylene.
5. The new multicolored wood-plastic profile of claim 1, wherein said lubricant is one or more of G-16, ZB-60, OA6 and 70S of amide type, acrylate type.
6. The new colorful wood-plastic profile of claim 1, wherein the processing aid is one or more of ACR-401 and PA-20.
7. The new multicolor wood-plastic section bar according to claim 1, wherein the ultraviolet absorber is a benzotriazole ultraviolet absorber.
8. The novel multicolor wood-plastic profile according to claim 1, wherein the antioxidant is a mixture of antioxidant 168 and antioxidant 1010.
9. The new multicolored wood-plastic profile according to any one of claims 1 to 8, characterized in that said etherification agent is one or more of benzyl chloride, diethyl sulfate, ethyl bromide, acrylonitrile, epichlorohydrin, and chlorohydrin; and during wood powder modification, wood powder and the etherification reagent are subjected to etherification reaction in a sodium hydroxide solution to obtain the wood powder.
10. The method for preparing the novel multicolor wood-plastic section bar as claimed in any one of claims 1 to 9, which comprises the following steps:
(1) carrying out etherification reaction on wood powder and the etherification reagent in a sodium hydroxide solution to prepare etherified wood powder;
(2) weighing the etherified wood powder in the step (1) and the rest raw materials according to the weight parts for later use;
(3) dissolving the weighed polyethylene plastic particles in an organic solvent trichloromethane, adding etherified wood powder, stirring for 0.5-4h, heating to 40-80 ℃, continuing to stir, keeping the temperature for 0.5-6h, cooling to room temperature, performing suction filtration separation, or distilling to recover the organic solvent, cooling to room temperature, performing suction filtration separation, and then drying and crushing the separated wood-plastic material to obtain etherified wood-plastic powder;
(4) mixing etherified wood-plastic powder with raw materials of vitrified microbeads, activated carbon, a reinforcing agent, a lubricant, a processing aid, an ultraviolet absorbent and an antioxidant, and mixing the materials at high pressure; the temperature of the high-pressure mixing material is 140-;
(5) adding water into a dyeing vat, mixing the materials under high pressure in the step (4) and weighing the standby disperse dye in the step (2), wherein the ratio of the water to the mixed materials under high pressure is kept at (150- & gt 200) & gt 1, and the pH value is kept at 6.0-8.0; then, heating to 100-120 ℃, carrying out water phase dyeing in a high-temperature high-pressure machine, and cooling after heat preservation for 30-100 min; cooling, taking out, washing with water, and drying to obtain dyed material;
(6) adding the dyed material into a granulator, wherein the granulation temperature is 130-150 ℃, and the time of the material in the granulator is 25-30min, and finally preparing compound material particles;
(7) and adding the obtained compound granules into an extruder for extrusion molding.
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409834A (en) * | 2011-08-11 | 2012-04-11 | 大连创达技术交易市场有限公司 | Production method of novel environment-friendly wood-plastic floor |
| CN102837345A (en) * | 2012-09-14 | 2012-12-26 | 中南林业科技大学 | Preparation method of colored wood-plastic material |
| CN106117795A (en) * | 2016-07-21 | 2016-11-16 | 芜湖昊轩环保新材料有限公司 | A kind of adsorptivity high-strength colour wood plastic composite board and preparation method thereof |
| CN106366492A (en) * | 2016-08-27 | 2017-02-01 | 苏州雅晟建筑装饰工程有限公司 | Colorful wood-plastic composite and preparation method thereof |
-
2020
- 2020-03-13 CN CN202010174553.4A patent/CN111334059A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102409834A (en) * | 2011-08-11 | 2012-04-11 | 大连创达技术交易市场有限公司 | Production method of novel environment-friendly wood-plastic floor |
| CN102837345A (en) * | 2012-09-14 | 2012-12-26 | 中南林业科技大学 | Preparation method of colored wood-plastic material |
| CN106117795A (en) * | 2016-07-21 | 2016-11-16 | 芜湖昊轩环保新材料有限公司 | A kind of adsorptivity high-strength colour wood plastic composite board and preparation method thereof |
| CN106366492A (en) * | 2016-08-27 | 2017-02-01 | 苏州雅晟建筑装饰工程有限公司 | Colorful wood-plastic composite and preparation method thereof |
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Application publication date: 20200626 |