CN107418084A - A kind of PVC wood plastic composite decorating board - Google Patents
A kind of PVC wood plastic composite decorating board Download PDFInfo
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- CN107418084A CN107418084A CN201710313497.6A CN201710313497A CN107418084A CN 107418084 A CN107418084 A CN 107418084A CN 201710313497 A CN201710313497 A CN 201710313497A CN 107418084 A CN107418084 A CN 107418084A
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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
- C08L27/00—Compositions 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; Compositions of derivatives of such polymers
- C08L27/02—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions 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; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D7/00—Producing flat articles, e.g. films or sheets
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
-
- 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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/066—LDPE (radical process)
Abstract
The invention discloses a kind of PVC wood plastic composite decorating board, it is made up of following component：Polyvinyl chloride resin, butyl rubber, modified polyacetal/ldpe copolymer, glass fibre, precipitated calcium carbonate, wood powder, PVC auxiliary agents, PVC reinforcer, silane coupler.Wood plastics composite decorative panel prepared by the present invention is capable of the density of smaller composite, reduce production cost, pass through PVC auxiliary agents and the synergy of modified polyacetal/ldpe copolymer simultaneously, the crack tip of wood plastic composite can be avoided, crack extesion is prevented, improves the shock resistance and toughness of wood plastic composite.
Description
Technical field
The invention belongs to decorative panel preparing technical field, and in particular to a kind of PVC wood plastic composite decorating board.
Background technology
Wood plastics composite decorative panel is a kind of Novel environment-friendlymaterial material, is filled out using the wooden powder or wood-fibred of plant as enhancing
Material, is mixed after pretreatment with thermoplastic, while adds some other auxiliary agents, by modes such as hot pressing, extrusion, injections
The composite decorating board material being process, wood plastics composite decorative panel have had both the double grading of timber and plastics, can be processed into
Multiple color, its texture and processing characteristics are similar to timber, while also have that stable chemical performance, intensity is high, pest-resistant bacterium effect
Preferably, it is a kind of preferable substitute materials for wood the advantages that recoverable, is widely used, the density of PVC plastic is larger, process
In extrusion process cause wooden powder density realification, obtained wood plastic composite density is larger, usually 1.2-1.4g/cm
3, larger density to be restricted when it is decorated indoors.
The content of the invention
The purpose of the present invention is to be directed to the problem of existing, there is provided a kind of PVC wood plastic composite decorating board.
The present invention is achieved by the following technical solutions：
A kind of PVC wood plastic composite decorating board, is made up of following component by weight：Polyvinyl chloride resin 120, butyl rubber 1.4-
1.8th, modified polyacetal/ldpe copolymer 5-8, glass fibre 8-12, precipitated calcium carbonate 6-15, wood powder 40-60,
PVC auxiliary agents 1.2-1.8, PVC reinforcer 0.8-1.2, silane coupler 0.2-0.4；
The PVC auxiliary agents are made up of following component by weight：Azodicarbonamide 6, activation sericite in powder 2, sodium acid carbonate
5；
The PVC reinforcer presses 3 by polyacrylate, hydrotalcite：1 mass ratio mixes.
Further, the modified polyacetal/ldpe copolymer preparation method is：By polyformaldehyde, low-density
Polyethylene presses 2：5 mass ratios uniformly after mixing, are extruded on the twin screw extruder, are granulated, and polyformaldehyde/low density polyethylene (LDPE) is common
Polymers；Each section of temperature of extruder be 185 DEG C of an area, 185 DEG C of 2nd area, 190 DEG C of 3rd area, 210 DEG C of 4th area, five 200 DEG C of areas；By poly- first
After aldehyde/ldpe copolymer melting, it is added in high-speed mixer, it is common then adds polyformaldehyde/low density polyethylene (LDPE)
The ammonium persulfate of the fumaric acid of polymers quality 3.8% and its quality 0.22%, mixed at high speed 30min, mixing velocity are
2500r/min, then it is then added in double screw extruder and is granulated, obtains modified polyacetal/low density polyethylene (LDPE) copolymerization
Thing.
Further, the activation sericite in powder preparation method is：Sericite in powder is put into high-speed mixer, heated up
Mixing, when temperature reaches 112 DEG C, 40s is incubated, 2.6% phosphate that dosage is sericite in powder is then put into again, at activation
3.5min is managed, discharge is carried out at 118 DEG C, with 10 DEG C/s speed quickly cooling to room temperature, is produced.
Further, the wood powder is that paulownia wood powder presses 2 with corn stalk powder：5 mass ratios mix.
Further, the preparation method of the PVC wood plastic composite decorating board, comprises the following steps：
(1) wood powder is surface-treated
Wood powder is soaked into 30min in the succinic acid solution that mass fraction is 2.2%, soaking temperature is 40 DEG C, then filters, washes
Wash, then be dried to water content less than 10%, it is standby；
(2) fiberglass surfacing is handled
Glass fibre and titanate coupling agent are pressed 100：After the mixing of 1 mass ratio, it is added in high-speed mixer, is heated to 80
DEG C, 30min is mixed, is taken out standby；
(3) PVC wood plastic clad plate is molded
A is by polyvinyl chloride resin, butyl rubber, modified polyacetal/ldpe copolymer, glass fibre, precipitated calcium carbonate, wood
Powder, PVC auxiliary agents, PVC reinforcer, silane coupler are put into mix to temperature of charge in high-speed mixer by each weight to be reached
During to 105-115 DEG C, add PVC auxiliary agents and precipitated calcium carbonate, continue to mix to temperature of charge reach 118-125 DEG C when, by thing
Material is added in low speed mixer, continue to mix to temperature of charge reach 55-60 DEG C when, carry out discharge material；
In the material input double screw extruder that B discharges step A, tabular fused materials of the extrusion process into different-thickness；
The fused materials that C obtains step B, through stock mould cooling and shaping into sheet material, then by cutting, standard plate is obtained, i.e.,
Can.
The present invention has advantages below compared with prior art：Wood plastics composite decorative panel prepared by the present invention can be smaller compound
The density of material, production cost is reduced, while pass through the collaboration of PVC auxiliary agents and modified polyacetal/ldpe copolymer
Effect, the crack tip of wood plastic composite can be avoided, prevent crack extesion, improve the shock resistance of wood plastic composite
And toughness, that widens wood plastics composite decorative panel of the present invention uses field, improves market value, passes through PVC auxiliary agents and modified poly- first
The synergy of aldehyde/ldpe copolymer, wood plastics composite decorative panel impact property raising 35.2% is enabled to, it is apparent
Density reduces by 28.6%, and shock resistance maximum intensity is improved to 18.22kj/m2, and each composition is not in PVC auxiliary agents prepared by the present invention
It is aobvious with having with performances such as density, bending strength, surface bonding strength and the water sucting thickness expansions for comparing PVC wood plastic decorative panel
The influence of work, optimal proportioning is obtained by many experiments so that each performance of PVC decorative board is effectively improved.
Embodiment
Embodiment 1
A kind of PVC wood plastic composite decorating board, is made up of following component by weight：Polyvinyl chloride resin 120, butyl rubber 1.4, change
Property polyformaldehyde/ldpe copolymer 5, glass fibre 8, precipitated calcium carbonate 6, wood powder 40, PVC auxiliary agents 1.2, PVC enhancing
Agent 0.8, silane coupler 0.2；
The PVC auxiliary agents are made up of following component by weight：Azodicarbonamide 6, activation sericite in powder 2, sodium acid carbonate
5；
The PVC reinforcer presses 3 by polyacrylate, hydrotalcite：1 mass ratio mixes.
The modified polyacetal/ldpe copolymer preparation method is：Polyformaldehyde, low density polyethylene (LDPE) are pressed 2：
5 mass ratios uniformly after mixing, are extruded on the twin screw extruder, are granulated, polyformaldehyde/ldpe copolymer；Extrusion
Each section of temperature of machine be 185 DEG C of an area, 185 DEG C of 2nd area, 190 DEG C of 3rd area, 210 DEG C of 4th area, five 200 DEG C of areas；By polyformaldehyde/low-density
After polyethylene and ethylene copolymers melting, it is added in high-speed mixer, then adds polyformaldehyde/ldpe copolymer quality
The ammonium persulfate of 3.8% fumaric acid and its quality 0.22%, mixed at high speed 30min, mixing velocity 2500r/min, so
After be then added in double screw extruder and be granulated, obtain modified polyacetal/ldpe copolymer.
It is described activation sericite in powder preparation method be：Sericite in powder is put into high-speed mixer, heating mixing, treats temperature
Degree is incubated 40s when reaching 112 DEG C, then puts into 2.6% phosphate that dosage is sericite in powder again, activation process 3.5min,
Discharge is carried out at 118 DEG C, with 10 DEG C/s speed quickly cooling to room temperature, is produced.
The wood powder is that paulownia wood powder presses 2 with corn stalk powder：5 mass ratios mix.
The preparation method of the PVC wood plastic composite decorating board, comprises the following steps：
(1) wood powder is surface-treated
Wood powder is soaked into 30min in the succinic acid solution that mass fraction is 2.2%, soaking temperature is 40 DEG C, then filters, washes
Wash, then be dried to water content less than 10%, it is standby；
(2) fiberglass surfacing is handled
Glass fibre and titanate coupling agent are pressed 100：After the mixing of 1 mass ratio, it is added in high-speed mixer, is heated to 80
DEG C, 30min is mixed, is taken out standby；
(3) PVC wood plastic clad plate is molded
A is by polyvinyl chloride resin, butyl rubber, modified polyacetal/ldpe copolymer, glass fibre, precipitated calcium carbonate, wood
Powder, PVC auxiliary agents, PVC reinforcer, silane coupler are put into mix to temperature of charge in high-speed mixer by each weight to be reached
During to 105 DEG C, add PVC auxiliary agents and precipitated calcium carbonate, continue to mix to temperature of charge reach 118 DEG C when, material is added to
In low speed mixer, continue to mix to temperature of charge reach 55 DEG C when, carry out discharge material；
In the material input double screw extruder that B discharges step A, tabular fused materials of the extrusion process into different-thickness；
The fused materials that C obtains step B, through stock mould cooling and shaping into sheet material, then by cutting, standard plate is obtained, i.e.,
Can.
Embodiment 2
A kind of PVC wood plastic composite decorating board, is made up of following component by weight：Polyvinyl chloride resin 120, butyl rubber 1.6, change
Property polyformaldehyde/ldpe copolymer 7, glass fibre 10, precipitated calcium carbonate 13, wood powder 450, PVC auxiliary agents 1.5, PVC increase
Strong agent 1.0, silane coupler 0.3；
The PVC auxiliary agents are made up of following component by weight：Azodicarbonamide 6, activation sericite in powder 2, sodium acid carbonate
5；
The PVC reinforcer presses 3 by polyacrylate, hydrotalcite：1 mass ratio mixes.
Further, the modified polyacetal/ldpe copolymer preparation method is：By polyformaldehyde, low-density
Polyethylene presses 2：5 mass ratios uniformly after mixing, are extruded on the twin screw extruder, are granulated, and polyformaldehyde/low density polyethylene (LDPE) is common
Polymers；Each section of temperature of extruder be 185 DEG C of an area, 185 DEG C of 2nd area, 190 DEG C of 3rd area, 210 DEG C of 4th area, five 200 DEG C of areas；By poly- first
After aldehyde/ldpe copolymer melting, it is added in high-speed mixer, it is common then adds polyformaldehyde/low density polyethylene (LDPE)
The ammonium persulfate of the fumaric acid of polymers quality 3.8% and its quality 0.22%, mixed at high speed 30min, mixing velocity are
2500r/min, then it is then added in double screw extruder and is granulated, obtains modified polyacetal/low density polyethylene (LDPE) copolymerization
Thing.
It is described activation sericite in powder preparation method be：Sericite in powder is put into high-speed mixer, heating mixing, treats temperature
Degree is incubated 40s when reaching 112 DEG C, then puts into 2.6% phosphate that dosage is sericite in powder again, activation process 3.5min,
Discharge is carried out at 118 DEG C, with 10 DEG C/s speed quickly cooling to room temperature, is produced.
The wood powder is that paulownia wood powder presses 2 with corn stalk powder：5 mass ratios mix.
The preparation method of the PVC wood plastic composite decorating board, comprises the following steps：
(1) wood powder is surface-treated
Wood powder is soaked into 30min in the succinic acid solution that mass fraction is 2.2%, soaking temperature is 40 DEG C, then filters, washes
Wash, then be dried to water content less than 10%, it is standby；
(2) fiberglass surfacing is handled
Glass fibre and titanate coupling agent are pressed 100：After the mixing of 1 mass ratio, it is added in high-speed mixer, is heated to 80
DEG C, 30min is mixed, is taken out standby；
(3) PVC wood plastic clad plate is molded
A is by polyvinyl chloride resin, butyl rubber, modified polyacetal/ldpe copolymer, glass fibre, precipitated calcium carbonate, wood
Powder, PVC auxiliary agents, PVC reinforcer, silane coupler are put into mix to temperature of charge in high-speed mixer by each weight to be reached
During to 110 DEG C, add PVC auxiliary agents and precipitated calcium carbonate, continue to mix to temperature of charge reach 120 DEG C when, material is added to
In low speed mixer, continue to mix to temperature of charge reach 58 DEG C when, carry out discharge material；
In the material input double screw extruder that B discharges step A, tabular fused materials of the extrusion process into different-thickness；
The fused materials that C obtains step B, through stock mould cooling and shaping into sheet material, then by cutting, standard plate is obtained, i.e.,
Can.
Embodiment 3
A kind of PVC wood plastic composite decorating board, is made up of following component by weight：Polyvinyl chloride resin 120, butyl rubber 1.8, change
Property polyformaldehyde/ldpe copolymer 8, glass fibre 12, precipitated calcium carbonate 15, wood powder 60, PVC auxiliary agents 1.8, PVC increase
Strong agent 1.2, silane coupler 0.4；
The PVC auxiliary agents are made up of following component by weight：Azodicarbonamide 6, activation sericite in powder 2, sodium acid carbonate
5；
The PVC reinforcer presses 3 by polyacrylate, hydrotalcite：1 mass ratio mixes.
Further, the modified polyacetal/ldpe copolymer preparation method is：By polyformaldehyde, low-density
Polyethylene presses 2：5 mass ratios uniformly after mixing, are extruded on the twin screw extruder, are granulated, and polyformaldehyde/low density polyethylene (LDPE) is common
Polymers；Each section of temperature of extruder be 185 DEG C of an area, 185 DEG C of 2nd area, 190 DEG C of 3rd area, 210 DEG C of 4th area, five 200 DEG C of areas；By poly- first
After aldehyde/ldpe copolymer melting, it is added in high-speed mixer, it is common then adds polyformaldehyde/low density polyethylene (LDPE)
The ammonium persulfate of the fumaric acid of polymers quality 3.8% and its quality 0.22%, mixed at high speed 30min, mixing velocity are
2500r/min, then it is then added in double screw extruder and is granulated, obtains modified polyacetal/low density polyethylene (LDPE) copolymerization
Thing.
It is described activation sericite in powder preparation method be：Sericite in powder is put into high-speed mixer, heating mixing, treats temperature
Degree is incubated 40s when reaching 112 DEG C, then puts into 2.6% phosphate that dosage is sericite in powder again, activation process 3.5min,
Discharge is carried out at 118 DEG C, with 10 DEG C/s speed quickly cooling to room temperature, is produced.
The wood powder is that paulownia wood powder presses 2 with corn stalk powder：5 mass ratios mix.
The preparation method of the PVC wood plastic composite decorating board, comprises the following steps：
(1) wood powder is surface-treated
Wood powder is soaked into 30min in the succinic acid solution that mass fraction is 2.2%, soaking temperature is 40 DEG C, then filters, washes
Wash, then be dried to water content less than 10%, it is standby；
(2) fiberglass surfacing is handled
Glass fibre and titanate coupling agent are pressed 100：After the mixing of 1 mass ratio, it is added in high-speed mixer, is heated to 80
DEG C, 30min is mixed, is taken out standby；
(3) PVC wood plastic clad plate is molded
A is by polyvinyl chloride resin, butyl rubber, modified polyacetal/ldpe copolymer, glass fibre, precipitated calcium carbonate, wood
Powder, PVC auxiliary agents, PVC reinforcer, silane coupler are put into mix to temperature of charge in high-speed mixer by each weight to be reached
During to 115 DEG C, add PVC auxiliary agents and precipitated calcium carbonate, continue to mix to temperature of charge reach 125 DEG C when, material is added to
In low speed mixer, continue to mix to temperature of charge reach 60 DEG C when, carry out discharge material；
In the material input double screw extruder that B discharges step A, tabular fused materials of the extrusion process into different-thickness；
The fused materials that C obtains step B, through stock mould cooling and shaping into sheet material, then by cutting, standard plate is obtained, i.e.,
Can.
Comparative example 1：Differed only in embodiment 1 and do not add modified polyacetal/ldpe copolymer.
Comparative example 2：Differed only in embodiment 1 and do not add PVC auxiliary agents.
Experiment：Thickness 5mm, width 45mm, length 150mm sample are prepared into by embodiment and comparative example method, is carried out
Performance test, according to GB/T17657-1999（Wood-based plate and the experiment of face artificial board physicochemical property）And GB/T24137-2009
（Wood-plastic decorative board）Requirement to sample carry out bending strength, surface bonding strength test：
Table 1
As can be seen from Table 1, the modified polyacetal added in the present invention/low density polyethylene (LDPE) copolymerization and PVC auxiliary agents can be obvious
Improve the bending strength and surface bonding strength, reduction expansion rate of water absorption of PVC wood plastic composite decorating board.
Experiment：Thickness 5mm, width 45mm, length 150mm sample are prepared into by embodiment 1, is carried out with each composition different
Proportioning prepares PVC auxiliary agents, performance test is carried out, according to GB/T17657-1999（Wood-based plate and the examination of face artificial board physicochemical property
Test）And GB/T24137-2009（Wood-plastic decorative board）Requirement to sample carry out bending strength, surface bonding strength test：
Each composition quality proportioning of table 2PVC auxiliary agents
Table 3
PVC auxiliary agents are to PVC wood plastic composite decorating board performance of the present invention made of heterogeneity proportioning it can be seen from table 2 and table 3
With significant impact, the amount for activating sericite has a great influence to PVC wood plastic composite decorating board surface bonding strength.
Claims (5)
1. a kind of PVC wood plastic composite decorating board, it is characterised in that be made up by weight of following component：Polyvinyl chloride resin 120, fourth
Base rubber 1.4-1.8, modified polyacetal/ldpe copolymer 5-8, glass fibre 8-12, precipitated calcium carbonate 6-15, wood
Powder 40-60, PVC auxiliary agent 1.2-1.8, PVC reinforcer 0.8-1.2, silane coupler 0.2-0.4；
The PVC auxiliary agents are made up of following component by weight：Azodicarbonamide 6, activation sericite in powder 2, sodium acid carbonate
5；
The PVC reinforcer presses 3 by polyacrylate, hydrotalcite：1 mass ratio mixes.
A kind of 2. PVC wood plastic composite decorating board according to claim 1, it is characterised in that the modified polyacetal/low close
Spending polyethylene and ethylene copolymers preparation method is：Polyformaldehyde, low density polyethylene (LDPE) are pressed 2：After 5 mass ratios uniformly mix, in double spiral shells
Extrude, be granulated, polyformaldehyde/ldpe copolymer on bar extruder；Each section of temperature of extruder is 185 DEG C of an area, 2nd area
185 DEG C, 190 DEG C of 3rd area, 210 DEG C of 4th area, five 200 DEG C of areas；After polyformaldehyde/ldpe copolymer melting, it is added to
In high-speed mixer, the fumaric acid and its quality of polyformaldehyde/ldpe copolymer quality 3.8% are then added
0.22% ammonium persulfate, mixed at high speed 30min, mixing velocity 2500r/min, then it is then added in double screw extruder
It is granulated, obtains modified polyacetal/ldpe copolymer.
A kind of 3. PVC wood plastic composite decorating board according to claim 1, it is characterised in that the activation sericite in powder system
Preparation Method is：Sericite in powder is put into high-speed mixer, heating mixing, when temperature reaches 112 DEG C, is incubated 40s, then
2.6% phosphate that dosage is sericite in powder is put into again, activation process 3.5min, discharge is carried out at 118 DEG C, with 10 DEG C/s
Speed quickly cooling produces to room temperature.
A kind of 4. PVC wood plastic composite decorating board according to claim 1, it is characterised in that the wood powder be paulownia wood powder with
Corn stalk powder presses 2：5 mass ratios mix.
A kind of 5. PVC wood plastic composite decorating board according to claim 1, it is characterised in that the PVC wood plastic composite decoration
The preparation method of plate, comprises the following steps：
(1) wood powder is surface-treated
Wood powder is soaked into 30min in the succinic acid solution that mass fraction is 2.2%, soaking temperature is 40 DEG C, then filters, washes
Wash, then be dried to water content less than 10%, it is standby；
(2) fiberglass surfacing is handled
Glass fibre and titanate coupling agent are pressed 100：After the mixing of 1 mass ratio, it is added in high-speed mixer, is heated to 80
DEG C, 30min is mixed, is taken out standby；
(3) PVC wood plastic clad plate is molded
A is by polyvinyl chloride resin, butyl rubber, modified polyacetal/ldpe copolymer, glass fibre, precipitated calcium carbonate, wood
Powder, PVC auxiliary agents, PVC reinforcer, silane coupler are put into mix to temperature of charge in high-speed mixer by each weight to be reached
During to 105-115 DEG C, add PVC auxiliary agents and precipitated calcium carbonate, continue to mix to temperature of charge reach 118-125 DEG C when, by thing
Material is added in low speed mixer, continue to mix to temperature of charge reach 55-60 DEG C when, carry out discharge material；
In the material input double screw extruder that B discharges step A, tabular fused materials of the extrusion process into different-thickness；
The fused materials that C obtains step B, through stock mould cooling and shaping into sheet material, then by cutting, standard plate is obtained, i.e.,
Can.
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| CN201710313497.6A CN107418084A (en) | 2017-05-05 | 2017-05-05 | A kind of PVC wood plastic composite decorating board |
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| CN108285559A (en) * | 2018-01-29 | 2018-07-17 | 铜陵四通环境科技有限公司 | A kind of TDN Macromolecular composite plates and its manufacturing process |
| CN108675682A (en) * | 2018-05-25 | 2018-10-19 | 万玉梅 | A kind of preparation method of heat-insulated clay |
| CN109135126A (en) * | 2018-08-31 | 2019-01-04 | 徐小培 | A kind of modified spinelle Reinforced PVC decorative panel |
| CN111571847A (en) * | 2020-05-19 | 2020-08-25 | 曾卫平 | Environment-friendly plastic recycling process |
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| CN105670180A (en) * | 2016-04-12 | 2016-06-15 | 桂林舒康建材有限公司 | Wood plastic clothes rack and preparation technology thereof |
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| CN101033317A (en) * | 2006-05-24 | 2007-09-12 | 卓玉国 | Preparation of multifunctional wood-plastic composite material |
| CN102167872A (en) * | 2011-05-23 | 2011-08-31 | 南京航空航天大学 | Micro-foaming wood plastic composite material plate for building template and preparation method thereof |
| CN105670180A (en) * | 2016-04-12 | 2016-06-15 | 桂林舒康建材有限公司 | Wood plastic clothes rack and preparation technology thereof |
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| CN108285559A (en) * | 2018-01-29 | 2018-07-17 | 铜陵四通环境科技有限公司 | A kind of TDN Macromolecular composite plates and its manufacturing process |
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