CN109666307A - A kind of manufacturing method of composite building material - Google Patents

A kind of manufacturing method of composite building material Download PDF

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Publication number
CN109666307A
CN109666307A CN201811432234.8A CN201811432234A CN109666307A CN 109666307 A CN109666307 A CN 109666307A CN 201811432234 A CN201811432234 A CN 201811432234A CN 109666307 A CN109666307 A CN 109666307A
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CN
China
Prior art keywords
parts
building material
composite building
agent
stabilizer
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Pending
Application number
CN201811432234.8A
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Chinese (zh)
Inventor
岳钰翔
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Xinyi Daming Technology Development Co Ltd
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Xinyi Daming Technology Development Co Ltd
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Priority to CN201811432234.8A priority Critical patent/CN109666307A/en
Publication of CN109666307A publication Critical patent/CN109666307A/en
Pending legal-status Critical Current

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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0066—Use of inorganic compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/009—Use of pretreated compounding ingredients
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0095—Mixtures of at least two compounding ingredients belonging to different one-dot groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/02—CO2-releasing, e.g. NaHCO3 and citric acid
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2397/00—Characterised by the use of lignin-containing materials
    • C08J2397/02—Lignocellulosic material, e.g. wood, straw or bagasse
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/06—Polyethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2217—Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224—Magnesium hydroxide
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2227—Oxides; Hydroxides of metals of aluminium
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/06—Sulfur
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K3/2279—Oxides; Hydroxides of metals of antimony

Abstract

The invention discloses a kind of manufacturing methods of composite building material, comprising the following steps: S1, the raw material for configuring composite building material include: 50-60 parts of low density polyethylene (LDPE), 55-70 parts of sawdust, 10-15 parts of foaming agent, 3-5 parts of fire retardant, 5-8 parts of mothproofing agent, 2-5 parts of polyester fiber, 2-5 parts of paraffin, 2-3 parts of stabilizer and 1-3 parts of toughener；S2, low density polyethylene (LDPE) and sawdust are put into oven preheating 3-4h, drying temperature is 60-100 DEG C；S3, low density polyethylene (LDPE), sawdust, foaming agent, fire retardant, mothproofing agent, polyester fiber, paraffin, stabilizer and toughener are mixed in mixed at high speed dispersion machine；S4, mixture obtained in step S3 is heated to 140-150 DEG C, water-bath cooling to room temperature；S5, by mixture obtained in step S4, extrusion molding obtains composite building material in a mold, and mould temperature is 60-80 DEG C, and extrusion temperature is 170-220 DEG C.The present invention not only prevents fires, is mould proof and mothproof, the long service life of composite building material, and the lighter in weight of composite building material, labour when carrying is reduced, to reduce transportation cost.

Description

A kind of manufacturing method of composite building material
Technical field
The invention belongs to building materials technology fields, more particularly to a kind of manufacturing method of composite building material.
Background technique
The various building materials that construction industry uses at present, to meet building materials made of the materials such as cement, mortar, concrete, clinker, Intensity is high, but its is heavier, keeps the carrying amount of labour big, brings higher costs to user of service.And current building materials are to utilize mostly Timber is made as primary raw material, due to its superior performance and cost it is cheap widely everybody favor, but due to city Field demand is larger, and every annual meeting consumes a large amount of trees, to damage to ecological environment, such as soil erosion, soil desert Change etc., and timber is easy mouldy, long moth, and service life is low.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of manufacturing method of composite building material, not only fire prevention, it is mould proof and It is mothproof, the long service life of composite building material, and the lighter in weight of composite building material, labour when carrying is reduced, to reduce Transportation cost.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: a kind of manufacture of composite building material is provided Method, comprising the following steps:
S1, the raw material for configuring composite building material include: 50-60 parts of low density polyethylene (LDPE), 55-70 parts of sawdust, foaming agent 10-15 Part, 3-5 parts of fire retardant, 5-8 parts of mothproofing agent, 2-5 parts of polyester fiber, 2-5 parts of paraffin, 2-3 parts of stabilizer and 1-3 parts of toughener；
S2, low density polyethylene (LDPE) and sawdust are put into oven preheating 3-4h, drying temperature is 60-100 DEG C；
S3, by low density polyethylene (LDPE), sawdust, foaming agent, fire retardant, mothproofing agent, polyester fiber, paraffin, stabilizer and increasing Tough dose is mixed in mixed at high speed dispersion machine；
S4, mixture obtained in step S3 is heated to 140-150 DEG C, water-bath cooling to room temperature；
S5, by mixture obtained in step S4, extrusion molding obtains composite building material in a mold, and mould temperature is 60-80 DEG C, Extrusion temperature is 170-220 DEG C；
S6, composite building material obtained in step S5 is placed into cooling for 24 hours at room temperature.
Further say, in the step S1 raw material of composite building material include: 55 parts of low density polyethylene (LDPE), 60 parts of sawdust, 12 parts of foaming agent, 5 parts of fire retardant, 8 parts of mothproofing agent, 5 parts of polyester fiber, 3 parts of paraffin, 3 parts of stabilizer and 2 parts of toughener.
It further says, the foaming agent in the step S1 is in calcium carbonate, magnesium carbonate, sodium bicarbonate and sodium metasilicate It is at least one.
It further says, the fire retardant in the step S1 is flame retardant of magnesium hydroxide, aluminium hydroxide fire retardant or three oxygen Change two antimony fire retardants.
It further says, the mothproofing agent in the step S1 includes that the parts by weight of sulphur are the weight of 1-2 parts and chilli powder Measuring number is 1-2 parts.
It further says, the stabilizer in the step S1 is potassium stearate stabilizer, aluminum stearate stabilizer or hard Sour magnesium stabilizer.
The beneficial effects of the present invention are: the mothproofing agent that the present invention adds includes sulphur and chilli powder, there is mould proof, mothproof effect Fruit extends composite building material service life；Foaming agent is selected from calcium carbonate, magnesium carbonate, sodium bicarbonate or sodium metasilicate, mitigates composite board Weight, reduce carry when labour, to reduce transportation cost；Since foaming agent hardness is larger, easily ground in process Damage is mechanical, to reduce abrasion, is suitably added paraffin, as lubricant, extends the service life of processing equipment.
Specific embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.
Embodiment: a kind of manufacturing method of composite building material, the present invention the following steps are included:
S1, the raw material for configuring composite building material include: 50-60 parts of low density polyethylene (LDPE), 55-70 parts of sawdust, foaming agent 10-15 Part, 3-5 parts of fire retardant, 5-8 parts of mothproofing agent, 2-5 parts of polyester fiber, 2-5 parts of paraffin, 2-3 parts of stabilizer and 1-3 parts of toughener；
S2, low density polyethylene (LDPE) and sawdust are put into oven preheating 3-4h, drying temperature is 60-100 DEG C；
S3, by low density polyethylene (LDPE), sawdust, foaming agent, fire retardant, mothproofing agent, polyester fiber, paraffin, stabilizer and increasing Tough dose is mixed in mixed at high speed dispersion machine；
S4, mixture obtained in step S3 is heated to 140-150 DEG C, water-bath cooling to room temperature；
S5, by mixture obtained in step S4, extrusion molding obtains composite building material in a mold, and mould temperature is 60-80 DEG C, Extrusion temperature is 170-220 DEG C；
S6, composite building material obtained in step S5 is placed into cooling for 24 hours at room temperature.
In the step S1 raw material of composite building material include: 55 parts of low density polyethylene (LDPE), 60 parts of sawdust, 12 parts of foaming agent, 5 parts of fire retardant, 8 parts of mothproofing agent, 5 parts of polyester fiber, 3 parts of paraffin, 3 parts of stabilizer and 2 parts of toughener.
Foaming agent in the step S1 is selected from least one of calcium carbonate, magnesium carbonate, sodium bicarbonate and sodium metasilicate.
Fire retardant in the step S1 is that flame retardant of magnesium hydroxide, aluminium hydroxide fire retardant or antimony oxide are fire-retardant Agent.
Mothproofing agent in the step S1 includes that the parts by weight that the parts by weight of sulphur are 1-2 parts and chilli powder are 1-2 Part.
Stabilizer in the step S1 is potassium stearate stabilizer, aluminum stearate stabilizer or hard magnesium stabilizer.
Working principle of the present invention is as follows: the mothproofing agent that the present invention adds includes sulphur and chilli powder, there is mould proof, mothproof effect Fruit extends composite building material service life；Foaming agent is selected from calcium carbonate, magnesium carbonate, sodium bicarbonate or sodium metasilicate, mitigates composite board Weight, reduce carry when labour, to reduce transportation cost；Since foaming agent hardness is larger, easily ground in process Damage is mechanical, to reduce abrasion, is suitably added paraffin, as lubricant, extends the service life of processing equipment.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure transformation made by bright specification is applied directly or indirectly in other relevant technical fields, and is similarly included in In scope of patent protection of the invention.

Claims (6)

1. a kind of manufacturing method of composite building material, it is characterised in that: the following steps are included:
S1, configure composite building material raw material include: 50-60 parts of low density polyethylene (LDPE), 55-70 parts of sawdust, 10-15 parts of foaming agent, 3-5 parts of fire retardant, 5-8 parts of mothproofing agent, 2-5 parts of polyester fiber, 2-5 parts of paraffin, 2-3 parts of stabilizer and 1-3 parts of toughener；
S2, low density polyethylene (LDPE) and sawdust are put into oven preheating 3-4h, drying temperature is 60-100 DEG C；
S3, by low density polyethylene (LDPE), sawdust, foaming agent, fire retardant, mothproofing agent, polyester fiber, paraffin, stabilizer and toughener It is mixed in mixed at high speed dispersion machine；
S4, mixture obtained in step S3 is heated to 140-150 DEG C, water-bath cooling to room temperature；
S5, by mixture obtained in step S4, extrusion molding obtains composite building material in a mold, and mould temperature is 60-80 DEG C, is squeezed out Temperature is 170-220 DEG C；
S6, composite building material obtained in step S5 is placed into cooling for 24 hours at room temperature.
2. a kind of manufacturing method of composite building material according to claim 1, it is characterised in that: compound in the step S1 to build The raw material of material includes: 55 parts of low density polyethylene (LDPE), 60 parts of sawdust, 12 parts of foaming agent, 5 parts of fire retardant, 8 parts of mothproofing agent, polyester fibre 5 parts of dimension, 3 parts of paraffin, 3 parts of stabilizer and 2 parts of toughener.
3. a kind of manufacturing method of composite building material according to claim 1, it is characterised in that: the foaming in the step S1 Agent is selected from least one of calcium carbonate, magnesium carbonate, sodium bicarbonate and sodium metasilicate.
4. a kind of manufacturing method of composite building material according to claim 1, it is characterised in that: fire-retardant in the step S1 Agent is flame retardant of magnesium hydroxide, aluminium hydroxide fire retardant or antimony oxide fire retardant.
5. a kind of manufacturing method of composite building material according to claim 1, it is characterised in that: mothproof in the step S1 Agent includes that the parts by weight that the parts by weight of sulphur are 1-2 parts and chilli powder are 1-2 parts.
6. a kind of manufacturing method of composite building material according to claim 1, it is characterised in that: the stabilization in the step S1 Agent is potassium stearate stabilizer, aluminum stearate stabilizer or hard magnesium stabilizer.
CN201811432234.8A 2018-11-28 2018-11-28 A kind of manufacturing method of composite building material Pending CN109666307A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811432234.8A CN109666307A (en) 2018-11-28 2018-11-28 A kind of manufacturing method of composite building material

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Application Number Priority Date Filing Date Title
CN201811432234.8A CN109666307A (en) 2018-11-28 2018-11-28 A kind of manufacturing method of composite building material

Publications (1)

Publication Number Publication Date
CN109666307A true CN109666307A (en) 2019-04-23

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110790998A (en) * 2019-09-24 2020-02-14 惠州市志海新威科技有限公司 Ultra-light polyethylene foaming agent and preparation method and application thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110790998A (en) * 2019-09-24 2020-02-14 惠州市志海新威科技有限公司 Ultra-light polyethylene foaming agent and preparation method and application thereof

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Application publication date: 20190423

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