CN107987433A - A kind of PVC wood plastic foaming plate and preparation method thereof - Google Patents

A kind of PVC wood plastic foaming plate and preparation method thereof Download PDF

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CN107987433A
CN107987433A CN201810013741.1A CN201810013741A CN107987433A CN 107987433 A CN107987433 A CN 107987433A CN 201810013741 A CN201810013741 A CN 201810013741A CN 107987433 A CN107987433 A CN 107987433A
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parts
powder
wood plastic
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pvc wood
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CN201810013741.1A
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艾明贤
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安徽以诺木塑板材科技有限公司
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    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
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    • C08J2327/00Characterised 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 at least one being terminated by a halogen; Derivatives of such polymers
    • C08J2327/02Characterised 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 at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04Characterised 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 at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
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    • C08J2423/00Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
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    • C08K9/08Ingredients agglomerated by treatment with a binding agent

Abstract

The invention discloses a kind of PVC wood plastic foaming plate, include the raw material of following parts by weight:20~30 parts of polyvinyl chloride resin, 8~17 parts of polypropylene, 15~22 parts of bamboo powder, 6~14 parts of modified kaolin, 10~20 parts of waste old ceramics powder, 5~10 parts of glass bead, 3~6 parts of ammonium polyphosphate, 2~5 parts of aluminium oxide, 2~3 parts of aerosil, 1~2 part of ultra-violet absorber, 2~4 parts of sodium acid carbonate, 2~3 parts of lubricant, 1~2 part of impact modifier, 2~3 parts of compound stabilizer, 1~4 part of coupling agent, 2~5 parts of foaming agent.The PVC wood plastic foaming plate mechanical strength is high, impact resistance is good, hardness is higher, can be widely used in the materials such as house ornamentation, building.

Description

A kind of PVC wood plastic foaming plate and preparation method thereof

Technical field

The invention belongs to PVC wood plastic board technology field, and in particular to a kind of PVC wood plastic foaming plate and its preparation side Method.

Background technology

With the quickening of industrialization degree, China's timber resources is more and more deficienter, can not meet the demand in market.Wood moulding is answered Condensation material is one kind wood powder, wood-fibred or other plant fibers filling thermoplastic polymer composite material, has timber and modeling concurrently The advantages of material, can replace timber in fields such as house ornamentation, buildings as building materials raw material.Wood moulding, due to its environmental protection, shaping efficiency The advantages that height, waterproof, good weatherability, what is developed in recent years is getting faster, but since its mechanical strength is low, impact resistance compared with The shortcomings of difference, hardness is relatively low, causes it to be above restricted in application.

The content of the invention

The present invention provides a kind of PVC wood plastic foaming plate and preparation method thereof, solve asking in above-mentioned background technology Topic, the PVC wood plastic foaming plate mechanical strength is high, impact resistance is good, hardness is higher, can be widely used for house ornamentation, building etc. In material.

It is existing in the prior art in order to solve the problems, such as, adopt the following technical scheme that:

A kind of PVC wood plastic foaming plate, includes the raw material of following parts by weight:20~30 parts of polyvinyl chloride resin, 8~17 parts of polypropylene, bamboo 15~22 parts of powder, 6~14 parts of modified kaolin, 10~20 parts of waste old ceramics powder, 5~10 parts of glass bead, ammonium polyphosphate 3~ 6 parts, 2~5 parts of aluminium oxide, 2~3 parts of aerosil, 1~2 part of ultra-violet absorber, 2~4 parts of sodium acid carbonate, lubricant 2 ~3 parts, 1~2 part of impact modifier, 2~3 parts of compound stabilizer, 1~4 part of coupling agent, 2~5 parts of foaming agent.

Preferably, the PVC wood plastic foaming plate, includes the raw material of following parts by weight:22~27 parts of polyvinyl chloride resin, poly- third 11~16 parts of alkene, 18~20 parts of bamboo powder, 8~12 parts of modified kaolin, 13~18 parts of waste old ceramics powder, glass bead 6~9 Part, 4~5 parts of ammonium polyphosphate, 3~4 parts of aluminium oxide, 2.3~2.7 parts of aerosil, 1.3~1.7 parts of ultra-violet absorber, 2.6~3.1 parts of sodium acid carbonate, 2.4~2.8 parts of lubricant, 1.3~1.8 parts of impact modifier, compound stabilizer 2.1~2.9 Part, 2~3 parts of coupling agent, 3~4 parts of foaming agent.

Preferably, the PVC wood plastic foaming plate, includes the raw material of following parts by weight:25 parts of polyvinyl chloride resin, polypropylene 14 Part, 19 parts of bamboo powder, 10 parts of modified kaolin, 16 parts of waste old ceramics powder, 7 parts of glass bead, 4.5 parts of ammonium polyphosphate, aluminium oxide 3.4 parts, it is 2.6 parts of aerosil, 1.5 parts of ultra-violet absorber, 2.8 parts of sodium acid carbonate, 2.6 parts of lubricant, impact-resistant modified 1.4 parts of agent, 2.7 parts of compound stabilizer, 2.3 parts of coupling agent, 3.5 parts of foaming agent.

Preferably, the preparation method of the modified kaolin comprises the following steps:

(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 10~15% sodium hydroxide solution, colophony powder 5 Part, 3 parts of carboxymethyl cellulose;

(2)After the kaolin is put into volumetric concentration for 10~15% sodium hydroxide solutions immersion, 3~4h, then PH is adjusted into Property;

(3)Take out treated kaolin, water content 3~5% be dried at a temperature of 42~48 DEG C, after immediately add pine Face powder is uniformly mixed;

(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.

Preferably, the lubricant is any of stearic acid, zinc stearate, calcium stearate.

Preferably, the coupling agent is silane coupling agent or Al-Ti-diffused steel class coupling agent.

A kind of method for preparing the PVC wood plastic foaming plate, includes the following steps:

(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;

(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 2~5%, then with modified kaolinite Soil, waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 5~10 minutes, are added coupling Agent and ammonium polyphosphate, are stirred 3~6 minutes, obtain mixture A;

(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, Be kneaded 10~20 minutes, then sequentially add aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, Impact modifier, compound stabilizer, are heated to 110 DEG C, are kneaded 5~10 minutes, add foaming agent, continue 10~20 points of mixing Clock, is cooled to room temperature, and obtains mixed material;

(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.

Preferably, the step(4)The barrel zone temperature of middle dual-screw pelletizer is 130 DEG C, and die temperature is 150 DEG C, spiral shell Bar rotating speed is 60r/min.

Compared with prior art, the present invention it has the advantages that:

PVC wood plastic foaming plate of the present invention is using polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder Body, glass bead add other adjuvants as raw material, and the PVC wood plastic foaming plate mechanical strength prepared is high, shock resistance Ability is good, hardness is higher, can be widely used in the materials such as house ornamentation, building, specific as follows:

(1)PVC wood plastic foaming plate of the present invention takes full advantage of bamboo powder made of bamboo product leftover pieces, to a certain degree On alleviate the pressure of timber resources scarcity, and the addition of bamboo powder is so that the hardness increase of wood-plastic board;

(2)Waste ceramic powder, aluminium oxide, silica and glass are added in PVC wood plastic foaming plate raw material of the present invention Change microballon, waste ceramic powder, aluminium oxide, silica and glass bead can greatly strengthen the hardness, strong of Wood-plastic material Degree, heat-insulation and heat-preservation and the performance such as fire-retardant;

(3)It also added modified kaolin in PVC wood plastic foaming plate raw material of the present invention, modified kaolin solves plant The problem of interfacial combined function is poor between fibres and resin, so as to improve the mechanical strength of wood plastic composite.

Embodiment

With reference to specific embodiment, the present invention is further explained.These embodiments are merely to illustrate the present invention and do not have to In limiting the scope of the invention.

Embodiment 1

The present embodiment is related to a kind of PVC wood plastic foaming plate, includes the raw material of following parts by weight:20 parts of polyvinyl chloride resin, polypropylene 8 Part, 15 parts of bamboo powder, 6 parts of modified kaolin, 10 parts of waste old ceramics powder, 5 parts of glass bead, 3 parts of ammonium polyphosphate, 2 parts of aluminium oxide, 2 parts of aerosil, 1 part of ultra-violet absorber, 2 parts of sodium acid carbonate, 2 parts of lubricant, 1 part of impact modifier, stable composition 2 parts of agent, 1 part of coupling agent, 2 parts of foaming agent.

Wherein, the preparation method of the modified kaolin comprises the following steps:

(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 10% sodium hydroxide solution, 5 parts of colophony powder, carboxylic 3 parts of methylcellulose;

(2)After the kaolin is put into volumetric concentration for 10% sodium hydroxide solution immersion 3h, then PH is adjusted to neutrality;

(3)Take out treated kaolin, water content 3% be dried at a temperature of 42 DEG C, after add immediately colophony powder mixing Uniformly;

(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.

Wherein, the lubricant is stearic acid.

Wherein, the coupling agent is silane coupling agent.

A kind of method for preparing the PVC wood plastic foaming plate, includes the following steps:

(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;

(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 2%, then with modified kaolin, Waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 5 minutes, are added coupling agent and are gathered Ammonium phosphate, is stirred 3 minutes, obtains mixture A;

(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, It is kneaded 10 minutes, then sequentially adds aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, anti-impact Modifying agent, compound stabilizer, are heated to 110 DEG C, are kneaded 5 minutes, add foaming agent, continue mixing 10 minutes, are cooled to room temperature, Obtain mixed material;

(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.

Wherein, the step(4)The barrel zone temperature of middle dual-screw pelletizer is 130 DEG C, and die temperature is 150 DEG C, screw rod Rotating speed is 60r/min.

Embodiment 2

The present embodiment is related to a kind of PVC wood plastic foaming plate, includes the raw material of following parts by weight:30 parts of polyvinyl chloride resin, polypropylene 17 Part, 22 parts of bamboo powder, 14 parts of modified kaolin, 20 parts of waste old ceramics powder, 10 parts of glass bead, 6 parts of ammonium polyphosphate, aluminium oxide 5 It is part, 3 parts of aerosil, 2 parts of ultra-violet absorber, 4 parts of sodium acid carbonate, 3 parts of lubricant, 2 parts of impact modifier, compound steady Determine 3 parts of agent, 4 parts of coupling agent, 5 parts of foaming agent.

Wherein, the preparation method of the modified kaolin comprises the following steps:

(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 15% sodium hydroxide solution, 5 parts of colophony powder, carboxylic 3 parts of methylcellulose;

(2)After the kaolin is put into volumetric concentration for 15% sodium hydroxide solution immersion 4h, then PH is adjusted to neutrality;

(3)Take out treated kaolin, water content 5% be dried at a temperature of 48 DEG C, after add immediately colophony powder mixing Uniformly;

(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.

Wherein, the lubricant is zinc stearate.

Wherein, the coupling agent is Al-Ti-diffused steel class coupling agent.

A kind of method for preparing the PVC wood plastic foaming plate, includes the following steps:

(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;

(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 5%, then with modified kaolin, Waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 10 minutes, are added coupling agent and are gathered Ammonium phosphate, is stirred 6 minutes, obtains mixture A;

(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, It is kneaded 20 minutes, then sequentially adds aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, anti-impact Modifying agent, compound stabilizer, are heated to 110 DEG C, are kneaded 10 minutes, add foaming agent, continue mixing 20 minutes, are cooled to often Temperature, obtains mixed material;

(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.

Wherein, the step(4)The barrel zone temperature of middle dual-screw pelletizer is 130 DEG C, and die temperature is 150 DEG C, screw rod Rotating speed is 60r/min.

Embodiment 3

The present embodiment is related to a kind of PVC wood plastic foaming plate, includes the raw material of following parts by weight:22 parts of polyvinyl chloride resin, polypropylene 11 Part, 18 parts of bamboo powder, 8 parts of modified kaolin, 13 parts of waste old ceramics powder, 6 parts of glass bead, 4 parts of ammonium polyphosphate, 3 parts of aluminium oxide, 2.3 parts of aerosil, 1.3 parts of ultra-violet absorber, 2.6 parts of sodium acid carbonate, 2.4 parts of lubricant, impact modifier 1.3 Part, 2.1 parts of compound stabilizer, 2 parts of coupling agent, 3 parts of foaming agent.

Wherein, the preparation method of the modified kaolin comprises the following steps:

(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 11% sodium hydroxide solution, 5 parts of colophony powder, carboxylic 3 parts of methylcellulose;

(2)After the kaolin is put into volumetric concentration for 11% sodium hydroxide solution immersion 3.2h, then PH is adjusted to neutrality;

(3)Take out treated kaolin, water content 3.5% be dried at a temperature of 43 DEG C, after add colophony powder immediately and mix Close uniform;

(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.

Wherein, the lubricant is calcium stearate.

Wherein, the coupling agent is silane coupling agent.

A kind of method for preparing the PVC wood plastic foaming plate, includes the following steps:

(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;

(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 3%, then with modified kaolin, Waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 6 minutes, are added coupling agent and are gathered Ammonium phosphate, is stirred 4 minutes, obtains mixture A;

(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, It is kneaded 12 minutes, then sequentially adds aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, anti-impact Modifying agent, compound stabilizer, are heated to 110 DEG C, are kneaded 6 minutes, add foaming agent, continue mixing 13 minutes, are cooled to room temperature, Obtain mixed material;

(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.

Wherein, the step(4)The barrel zone temperature of middle dual-screw pelletizer is 130 DEG C, and die temperature is 150 DEG C, screw rod Rotating speed is 60r/min.

Embodiment 4

The present embodiment is related to a kind of PVC wood plastic foaming plate, includes the raw material of following parts by weight:27 parts of polyvinyl chloride resin, polypropylene 16 Part, 20 parts of bamboo powder, 12 parts of modified kaolin, 18 parts of waste old ceramics powder, 9 parts of glass bead, 5 parts of ammonium polyphosphate, aluminium oxide 4 Part, 2.7 parts of aerosil, 1.7 parts of ultra-violet absorber, 3.1 parts of sodium acid carbonate, 2.8 parts of lubricant, impact modifier 1.8 parts, 2.9 parts of compound stabilizer, 3 parts of coupling agent, 4 parts of foaming agent.

Wherein, the preparation method of the modified kaolin comprises the following steps:

(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 13% sodium hydroxide solution, 5 parts of colophony powder, carboxylic 3 parts of methylcellulose;

(2)After the kaolin is put into volumetric concentration for 13% sodium hydroxide solution immersion 3.5h, then PH is adjusted to neutrality;

(3)Take out treated kaolin, water content 4% be dried at a temperature of 45 DEG C, after add immediately colophony powder mixing Uniformly;

(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.

Wherein, the lubricant is zinc stearate.

Wherein, the coupling agent is silane coupling agent.

A kind of method for preparing the PVC wood plastic foaming plate, includes the following steps:

(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;

(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 4%, then with modified kaolin, Waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 7 minutes, are added coupling agent and are gathered Ammonium phosphate, is stirred 5 minutes, obtains mixture A;

(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, It is kneaded 15 minutes, then sequentially adds aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, anti-impact Modifying agent, compound stabilizer, are heated to 110 DEG C, are kneaded 8 minutes, add foaming agent, continue mixing 15 minutes, are cooled to room temperature, Obtain mixed material;

(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.

Wherein, the step(4)The barrel zone temperature of middle dual-screw pelletizer is 130 DEG C, and die temperature is 150 DEG C, screw rod Rotating speed is 60r/min.

Embodiment 5

The present embodiment is related to a kind of PVC wood plastic foaming plate, includes the raw material of following parts by weight:25 parts of polyvinyl chloride resin, polypropylene 14 Part, 19 parts of bamboo powder, 10 parts of modified kaolin, 16 parts of waste old ceramics powder, 7 parts of glass bead, 4.5 parts of ammonium polyphosphate, aluminium oxide 3.4 parts, it is 2.6 parts of aerosil, 1.5 parts of ultra-violet absorber, 2.8 parts of sodium acid carbonate, 2.6 parts of lubricant, impact-resistant modified 1.4 parts of agent, 2.7 parts of compound stabilizer, 2.3 parts of coupling agent, 3.5 parts of foaming agent.

Wherein, the preparation method of the modified kaolin comprises the following steps:

(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 14% sodium hydroxide solution, 5 parts of colophony powder, carboxylic 3 parts of methylcellulose;

(2)After the kaolin is put into volumetric concentration for 14% sodium hydroxide solution immersion 3.8h, then PH is adjusted to neutrality;

(3)Take out treated kaolin, water content 4.5% be dried at a temperature of 47 DEG C, after add colophony powder immediately and mix Close uniform;

(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.

Wherein, the lubricant is stearic acid.

Wherein, the coupling agent is Al-Ti-diffused steel class coupling agent.

A kind of method for preparing the PVC wood plastic foaming plate, includes the following steps:

(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;

(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 4%, then with modified kaolin, Waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 9 minutes, are added coupling agent and are gathered Ammonium phosphate, is stirred 4 minutes, obtains mixture A;

(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, It is kneaded 17 minutes, then sequentially adds aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, anti-impact Modifying agent, compound stabilizer, are heated to 110 DEG C, are kneaded 9 minutes, add foaming agent, continue mixing 18 minutes, are cooled to room temperature, Obtain mixed material;

(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.

Wherein, the step(4)The barrel zone temperature of middle dual-screw pelletizer is 130 DEG C, and die temperature is 150 DEG C, screw rod Rotating speed is 60r/min.

The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow Ring the substantive content of the present invention.

Claims (8)

1. a kind of PVC wood plastic foaming plate, it is characterised in that include the raw material of following parts by weight:20~30 parts of polyvinyl chloride resin, gather 8~17 parts of propylene, 15~22 parts of bamboo powder, 6~14 parts of modified kaolin, 10~20 parts of waste old ceramics powder, glass bead 5~10 Part, 3~6 parts of ammonium polyphosphate, 2~5 parts of aluminium oxide, 2~3 parts of aerosil, 1~2 part of ultra-violet absorber, sodium acid carbonate 2~4 parts, 2~3 parts of lubricant, 1~2 part of impact modifier, 2~3 parts of compound stabilizer, 1~4 part of coupling agent, foaming agent 2~5 Part.
2. PVC wood plastic foaming plate according to claim 1, it is characterised in that include the raw material of following parts by weight:PVC 22~27 parts of resin, 11~16 parts of polypropylene, 18~20 parts of bamboo powder, 8~12 parts of modified kaolin, waste old ceramics powder 13~18 Part, 6~9 parts of glass bead, 4~5 parts of ammonium polyphosphate, 3~4 parts of aluminium oxide, 2.3~2.7 parts of aerosil, ultraviolet are inhaled Receive 1.3~1.7 parts of agent, 2.6~3.1 parts of sodium acid carbonate, 2.4~2.8 parts of lubricant, 1.3~1.8 parts of impact modifier, compound 2.1~2.9 parts of stabilizer, 2~3 parts of coupling agent, 3~4 parts of foaming agent.
3. PVC wood plastic foaming plate according to claim 1, it is characterised in that include the raw material of following parts by weight:PVC 25 parts of resin, 14 parts of polypropylene, 19 parts of bamboo powder, 10 parts of modified kaolin, 16 parts of waste old ceramics powder, 7 parts of glass bead, poly- phosphorus Sour 4.5 parts of ammonium, 3.4 parts of aluminium oxide, 2.6 parts of aerosil, 1.5 parts of ultra-violet absorber, 2.8 parts of sodium acid carbonate, lubrication 2.6 parts of agent, 1.4 parts of impact modifier, 2.7 parts of compound stabilizer, 2.3 parts of coupling agent, 3.5 parts of foaming agent.
4. PVC wood plastic foaming plate according to claim 1, it is characterised in that the preparation method of the modified kaolin Comprise the following steps:
(1)Prepare the following raw material counted in parts by weight:30 parts of kaolin, 50 parts of 10~15% sodium hydroxide solution, colophony powder 5 Part, 3 parts of carboxymethyl cellulose;
(2)After the kaolin is put into volumetric concentration for 10~15% sodium hydroxide solutions immersion, 3~4h, then PH is adjusted into Property;
(3)Take out treated kaolin, water content 3~5% be dried at a temperature of 42~48 DEG C, after immediately add pine Face powder is uniformly mixed;
(4)It is eventually adding carboxymethyl cellulose to be uniformly mixed, material is ground into 8.0~10.0 μm of powder, obtains modified kaolinite Soil.
5. PVC wood plastic foaming plate according to claim 1, it is characterised in that the lubricant is stearic acid, stearic acid Any of zinc, calcium stearate.
6. PVC wood plastic foaming plate according to claim 1, it is characterised in that the coupling agent is silane coupling agent Or Al-Ti-diffused steel class coupling agent.
A kind of 7. method for preparing any one of the claim 1~6 PVC wood plastic foaming plate, it is characterised in that including as follows Step:
(1)Polyvinyl chloride resin, polypropylene, bamboo powder, modified kaolin, waste old ceramics powder, glass bead, poly- is weighed by above-mentioned formula Ammonium phosphate, aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, impact modifier, stable composition Agent, coupling agent and foaming agent, it is spare;
(2)Bamboo powder is subjected to over dry processing under the conditions of 160 DEG C, moisture control within 2~5%, then with modified kaolinite Soil, waste old ceramics powder, glass bead are added in high speed mixing smelting machine together, at 100 DEG C, are toasted 5~10 minutes, are added coupling Agent and ammonium polyphosphate, are stirred 3~6 minutes, obtain mixture A;
(3)By step(2)Mixture and polyvinyl chloride resin, the polypropylene of gained are placed in high speed mixing smelting machine always, are heated to 100 DEG C, Be kneaded 10~20 minutes, then sequentially add aluminium oxide, aerosil, ultra-violet absorber, sodium acid carbonate, lubricant, Impact modifier, compound stabilizer, are heated to 110 DEG C, are kneaded 5~10 minutes, add foaming agent, continue 10~20 points of mixing Clock, is cooled to room temperature, and obtains mixed material;
(4)By step(3)The mixed material of gained, which is placed in dual-screw pelletizer, to be granulated, then through various mould moldings, cold But, up to the PVC wood plastic foaming plate.
8. preparation method according to claim 7, it is characterised in that the step(4)The machine barrel of middle dual-screw pelletizer Temperature is 130 DEG C, and die temperature is 150 DEG C, screw speed 60r/min.
CN201810013741.1A 2018-01-08 2018-01-08 A kind of PVC wood plastic foaming plate and preparation method thereof CN107987433A (en)

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CN101864118A (en) * 2010-05-28 2010-10-20 金发科技股份有限公司 Styrene-based non-halogen flame-retardant injection-grade wood-plastic composite material and preparation method thereof
CN102229728A (en) * 2011-05-10 2011-11-02 江苏明天材料科技有限公司 Micro-foaming wood plastic composite sheet and preparation method thereof
CN102942754A (en) * 2012-12-07 2013-02-27 山东博拓塑业股份有限公司 High-hardness polyvinyl chloride free foaming plate material and preparation method of same
CN103059381A (en) * 2013-01-14 2013-04-24 思伊纳化学科技(北京)有限公司 Inorganic mineral filled wood-plastic composite material and preparation method thereof
CN105038016A (en) * 2015-07-22 2015-11-11 滁州远方车船装备工程有限公司 Abrasion-resisting PVC plank and preparing method thereof
CN107057395A (en) * 2017-06-02 2017-08-18 合肥华盖生物科技有限公司 High degradable tableware of a kind of ductile strength and preparation method thereof

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101864118A (en) * 2010-05-28 2010-10-20 金发科技股份有限公司 Styrene-based non-halogen flame-retardant injection-grade wood-plastic composite material and preparation method thereof
CN102229728A (en) * 2011-05-10 2011-11-02 江苏明天材料科技有限公司 Micro-foaming wood plastic composite sheet and preparation method thereof
CN102942754A (en) * 2012-12-07 2013-02-27 山东博拓塑业股份有限公司 High-hardness polyvinyl chloride free foaming plate material and preparation method of same
CN103059381A (en) * 2013-01-14 2013-04-24 思伊纳化学科技(北京)有限公司 Inorganic mineral filled wood-plastic composite material and preparation method thereof
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