CN109880391A - A kind of soft sense of touch antibiosis wood plastic composite material and preparation method thereof - Google Patents
A kind of soft sense of touch antibiosis wood plastic composite material and preparation method thereof Download PDFInfo
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Abstract
The present invention relates to technical field of polymer materials more particularly to a kind of soft sense of touch antibiosis wood plastic composite material and preparation method thereof.Including sandwich layer and surface layer, surface layer is coated on the surface of sandwich layer；Its center core layer includes the component of following mass fraction: 25-45 parts of polyolefin resin, 40-50 parts of plant fiber, 10-20 parts of inorganic filler, 3-5 parts of compatilizer, 1-3 parts of lubricant, 0.2-0.4 parts of antioxidant；The surface layer includes the component of following mass fraction: 70-80 parts of ethylene-vinyl acetate copolymer, 10-20 parts of sarin resin, 3-5 parts of zinc borate, 1-3 parts of nano zine oxide, 1-3 parts of nano phase ag_2 o, 3-8 parts of compatilizer, 1-3 parts of foaming agent, 0.2-1 parts of antioxidant, steady agent 0.4-2 parts of light.
Description
Technical field
The present invention relates to technical field of polymer materials more particularly to a kind of soft sense of touch antibiosis wood plastic composite material and its systems
Preparation Method.
Background technique
Wood plastic composite is as a kind of Novel environment-friendlymaterial material, with the design of its multiplicity, the texture of solid wood, practical performance
It is just being widely used in interior/exterior decoration material, in particular with gradualling mature for two generation co-extrusion wood moulding technologies, wood plastics composite
Material using more and more extensive, such as indoor floor, park fence or even log cabin villa.Now in many places, it is desirable to
The material of application has a kind of " soft sense of touch ", such as adventure playground, kindergarten, child room, can largely keep away in this way
Exempt from or reduce children to learn, play, because of injury brought by reeling in life.
Meanwhile either traditional solid wood, glued board or common Wood plastic boards, all there is a period of time uses it
Rear surface is mouldy, the defect of discoloration, among these very greatly with a part the reason is that fungi, the corruption of mould and its metabolite in environment
On the one hand erosion influences the beauty of material, is on the other hand a kind of potential healthy hidden danger to resident especially children.
Summary of the invention
The purpose of invention: in order to provide a kind of effect preferably soft sense of touch antibiosis wood plastic composite material and preparation method thereof,
Specific purposes are shown in multiple substantial technological effects of specific implementation part.
In order to reach purpose as above, the present invention is adopted the following technical scheme that:
A kind of soft sense of touch antibiosis wood plastic composite material, which is characterized in that including sandwich layer and surface layer, surface layer is coated on the table of sandwich layer
Face；Its center core layer includes the component of following mass fraction: 25-45 parts of polyolefin resin, 40-50 parts of plant fiber, and inorganic filler
10-20 parts, 3-5 parts of compatilizer, 1-3 parts of lubricant, 0.2-0.4 parts of antioxidant；The surface layer includes the group of following mass fraction
Point: it 70-80 parts of ethylene-vinyl acetate copolymer, 10-20 parts of sarin resin, 3-5 parts of zinc borate, 1-3 parts of nano zine oxide, receives
1-3 parts of silver oxide, 3-8 parts of compatilizer, 1-3 parts of foaming agent, 0.2-1 parts of antioxidant, steady agent 0.4-2 parts of light of rice.
The further technical solution of the present invention is that polyolefin resin described in sandwich layer is PE PP reworked material；Sandwich layer
The inorganic filler includes at least one of talcum powder, calcium carbonate, glass.
The further technical solution of the present invention is, the foaming agent includes that azodicarbonamide, azoformic acid two are different
In propyl ester or sodium bicarbonate any one or it is a variety of；Compatilizer includes silane coupling agent, titanate coupling agent, zirconate
In coupling agent, maleic anhydride stem grafting polyolefin any one or it is a variety of；Lubricant includes that lubricant includes PE wax, stearic acid
Zinc, calcium stearate, magnesium stearate, glycerin monostearate, in ethylene bis stearamide any one or it is a variety of;Antioxidant
Including primary antioxidant and auxiliary anti-oxidant, wherein primary antioxidant is a kind of phenolic antioxidant, such as 1076,1010, auxiliary anti-oxidant is one
Kind phosphorous acid esters or sulphur ester antioxidant, such as 168 or DSTP;The steady agent of light is a kind of hindered amines light stabilizer, such as 944,622,
One of 770 or a variety of.
A kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are prepared according to following mass fraction: 25-45 parts of polyolefin resin, 40-50 parts of plant fiber, inorganic
It 10-20 parts of filler, 3-5 parts of compatilizer, 1-3 parts of lubricant, puts into for 0.2-0.4 parts of antioxidant and stirs 3- in high-speed mixer
5min；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 150-210 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 65-75 parts of ethylene-vinyl acetate copolymer, 10-25 parts of sarin resin, and boron
Sour zinc 3-5 parts, 1-3 parts of nano zine oxide, 1-3 parts of nano phase ag_2 o, 3-8 parts of compatilizer, 1-3 parts of foaming agent, antioxidant 0.2-1
Part, it puts into for steady agent 0.4-2 parts of light and stirs 3-5min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 150-210 DEG C, very
Reciprocal of duty cycle is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 150-180 DEG C,
Extrusion molding is carried out using coextrusion.
A kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are according to following mass fraction: 25 parts of HDPE resin, 50 parts of plant fiber, and 20 parts of calcium carbonate, silane coupling agent
It 3 parts, 2 parts of lubricant, puts into for 0.2 part of antioxidant and stirs 5min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 150 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 70 parts of EVA, 20 parts of sarin resin, and 3 parts of zinc borate, 1 part of nano zine oxide,
1 part of nano phase ag_2 o, 5 parts of maleic anhydride grafted polyethylene, 1 part of azodicarbonamide, 0.2 part of antioxidant, 0.4 part of the steady agent of light throwing
Enter and stirs 3min into high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 150 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 180 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
A kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are according to following mass fraction: 45 parts of PP resin, 40 parts of plant fiber, and 10 parts of talcum powder, maleic anhydride grafting
It 4 parts of polypropylene, 1 part of lubricant, puts into for 0.4 part of antioxidant and stirs 3min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 210 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 75 parts of EVA, 10 parts of sarin resin, and 4 parts of zinc borate, 2 parts of nano zine oxide,
2 parts of nano phase ag_2 o, 2 parts of maleic anhydride inoculated polypropylene, 3 parts of diisopropyl azodiformate, 1 part of antioxidant, 1 part of the steady agent of light
It puts into and stirs 5min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 210 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 150 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
A kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are according to following mass fraction: 30 parts of HDPE resin, 45 parts of plant fiber, and 15 parts of short glass fiber, titanate esters coupling
It 5 parts of agent, 3 parts of lubricant, puts into for 0.3 part of antioxidant and stirs 4min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 180 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 65 parts of EVA, 12 parts of sarin resin, and 5 parts of zinc borate, 3 parts of nano zine oxide,
3 parts of nano phase ag_2 o, 8 parts of maleic anhydride grafted polyethylene, 2 parts of sodium bicarbonate, 0.6 part of antioxidant, height is put into 2 parts of the steady agent of light
4min is stirred in fast blender；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 180 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 160 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
Using the present invention of technical solution as above, have the advantages that compared with the existing technology: 1. coextruded layers pass through EVA
Foaming, is capable of forming the elastic surface layer of one layer of soft sense of touch, the injury to human body can be avoided or reduced when colliding；
2. the inorganic antiseptic in coextruded layer can effectively inhibit the breeding of fungi, mould, mitigate the thin of Wood-plastic material surface
On the one hand bacterium number amount prevents material mouldy, improve the appearance of material, on the other hand but also material more clean hygiene；
3. the sarin resin in coextruded layer can be improved the resistant of Wood-plastic material, wear-resisting, non-skid property.
Detailed description of the invention
In order to further illustrate the present invention, it is further illustrated with reference to the accompanying drawing:
Fig. 1 is the list of invention experimental data.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.
This patent provides a variety of concomitant regimens, in place of different expression, belong to modified scheme based on basic scheme or
It is parallel type scheme.Every kind of scheme has the unique features of oneself.
Antioxidant DSTP chemical name: thio-2 acid 2 stearyl ester；
Antioxidant 1076 product classification: chemical industry/catalyst and auxiliary agent/antioxidant standard library name: antioxidant -1076 is mainly advised
Lattice: β-(3,5- di-tert-butyl-hydroxy phenyl) propionic acid n-octadecyl alcohol ester；
Irgasfos 168 name of product: irgasfos 168 name of product chemical name: (the 2,4- di-tert-butyl of phosphorous acid three
Base) ester；
The steady agent 944 of light i.e. 944 hindered amine light stabilizer of light stabilizer, outer literary fame light stabilizer-944HS-944,
Molecular formula (C24H50N4C8H19NC3Cl3N3) x.
Embodiment 1:
S1, core layer material are according to following mass fraction: 25 parts of HDPE resin, 50 parts of Poplar Powder, and 20 parts of calcium carbonate, silane coupling agent 3
Part, 2 parts of PE wax, 1076 and 168 totally 0.2 part put into and stir 5min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 150 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 70 parts of EVA, 20 parts of sarin resin, and 3 parts of zinc borate, 1 part of nano zine oxide,
1 part of nano phase ag_2 o, 5 parts of maleic anhydride grafted polyethylene, 1 part of azodicarbonamide, 1076 and 168 totally 0.2 part, the steady agent of light
It puts into for 944 0.4 parts and stirs 3min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 150 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 180 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
Embodiment 2:
S1, core layer material are according to following mass fraction: 45 parts of PP resin, 40 parts of powdered rice hulls, 10 parts of talcum powder, maleic anhydride grafting is poly-
4 parts of propylene, 1 part of lubricant stearic acid calcium, antioxidant 1010 and 168 totally 0.4 part put into and stir 3min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 210 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 75 parts of EVA, 10 parts of sarin resin, and 4 parts of zinc borate, 2 parts of nano zine oxide,
2 parts of nano phase ag_2 o, 2 parts of maleic anhydride inoculated polypropylene, 3 parts of diisopropyl azodiformate, antioxidant 1010 and 168 totally 1
Part, 770 1 parts of the steady agent of light, which is put into, stirs 5min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 210 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 150 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
Embodiment 3:
S1, core layer material are according to following mass fraction: 30 parts of HDPE resin, 45 parts of straw powder, and 15 parts of short glass fiber, titanate coupling agent
5 parts, 3 parts of lubricant glycerin monostearate, antioxidant 1076 and DSTP put into high-speed mixer and stir for totally 0.3 part
4min；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 180 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 65 parts of EVA, 12 parts of sarin resin, and 5 parts of zinc borate, 3 parts of nano zine oxide,
3 parts of nano phase ag_2 o, 8 parts of maleic anhydride grafted polyethylene, 2 parts of sodium bicarbonate, antioxidant 1076 and totally 0.6 part of DSTP, light is steady
It puts into for 622 2 parts of agent and stirs 4min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 180 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 160 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
Comparative example:
As a comparison case with common co-extrusion wood moulding, core material is same as Example 1, and surface layer carries out co-extrusion cladding, surface layer with HDPE
Material according to following mass fraction: 70 parts of HDPE, 20 parts of sarin resin, 5 parts of maleic anhydride grafted polyethylene, antioxidant 1076 and
168 totally 0.2 part, 944 0.4 parts of the steady agent of light, extrusion process and embodiment 1 are consistent.
Table 1: co-extrusion wood moulding test result made from embodiment 1-3 and comparative example
As can be seen from Table 1: soft sense of touch antibiosis wood plastic composite material prepared by the present invention can effectively improve Wood-plastic material
Surface hardness and antibacterial effect, can be widely applied to adventure playground, kindergarten, the places such as child room, on the one hand can be with
It avoids to a certain extent or mitigates stiff materials to the injury of children's bring, on the other hand aspect can be effectively reduced material
The bacterium on surface and mould quantity, relatively sanitary safety, while can also prevent material because caused by mold corrosion material appearance it is dirty
Dye.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of this field
Personnel should be recognized that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this hairs
Bright principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variations
It is both fallen in claimed range with improving.
Claims (7)
1. a kind of soft sense of touch antibiosis wood plastic composite material, which is characterized in that including sandwich layer and surface layer, surface layer is coated on the table of sandwich layer
Face；Its center core layer includes the component of following mass fraction: 25-45 parts of polyolefin resin, 40-50 parts of plant fiber, and inorganic filler
10-20 parts, 3-5 parts of compatilizer, 1-3 parts of lubricant, 0.2-0.4 parts of antioxidant；The surface layer includes the group of following mass fraction
Point: it 70-80 parts of ethylene-vinyl acetate copolymer, 10-20 parts of sarin resin, 3-5 parts of zinc borate, 1-3 parts of nano zine oxide, receives
1-3 parts of silver oxide, 3-8 parts of compatilizer, 1-3 parts of foaming agent, 0.2-1 parts of antioxidant, steady agent 0.4-2 parts of light of rice.
2. a kind of soft sense of touch antibiosis wood plastic composite material as described in claim 1, which is characterized in that polyene described in sandwich layer
Hydrocarbon resin is PE PP reworked material；Plant fiber described in sandwich layer includes the plant fibers such as wood powder, straw powder or powdered rice hulls；
Inorganic filler described in sandwich layer includes at least one of talcum powder, calcium carbonate, glass.
3. a kind of soft sense of touch antibiosis wood plastic composite material as described in claim 1, which is characterized in that foaming described in surface layer
Agent include in azodicarbonamide, diisopropyl azodiformate or sodium bicarbonate any one or it is a variety of；Compatilizer
Including in silane coupling agent, titanate coupling agent, zirconium ester coupling agent, maleic anhydride stem grafting polyolefin any one or it is more
Kind；Lubricant includes that lubricant includes PE wax, zinc stearate, calcium stearate, magnesium stearate, glycerin monostearate, ethylene pair
In stearmide any one or it is a variety of.
4. a kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are prepared according to following mass fraction: 25-45 parts of polyolefin resin, 40-50 parts of plant fiber, inorganic
It 10-20 parts of filler, 3-5 parts of compatilizer, 1-3 parts of lubricant, puts into for 0.2-0.4 parts of antioxidant and stirs 3- in high-speed mixer
5min；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 150-210 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 65-75 parts of ethylene-vinyl acetate copolymer, 10-25 parts of sarin resin, and boron
Sour zinc 3-5 parts, 1-3 parts of nano zine oxide, 1-3 parts of nano phase ag_2 o, 3-8 parts of compatilizer, 1-3 parts of foaming agent, antioxidant 0.2-1
Part, it puts into for steady agent 0.4-2 parts of light and stirs 3-5min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 150-210 DEG C, very
Reciprocal of duty cycle is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 150-180 DEG C,
Extrusion molding is carried out using coextrusion.
5. a kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are according to following mass fraction: 25 parts of HDPE resin, 50 parts of plant fiber, and 20 parts of calcium carbonate, silane coupling agent
It 3 parts, 2 parts of lubricant, puts into for 0.2 part of antioxidant and stirs 5min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 150 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 70 parts of EVA, 20 parts of sarin resin, and 3 parts of zinc borate, 1 part of nano zine oxide,
1 part of nano phase ag_2 o, 5 parts of maleic anhydride grafted polyethylene, 1 part of azodicarbonamide, 0.2 part of antioxidant, 0.4 part of the steady agent of light throwing
Enter and stirs 3min into high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 150 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 180 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
6. a kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are according to following mass fraction: 45 parts of PP resin, 40 parts of plant fiber, and 10 parts of talcum powder, maleic anhydride grafting
It 4 parts of polypropylene, 1 part of lubricant, puts into for 0.4 part of antioxidant and stirs 3min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 210 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 75 parts of EVA, 10 parts of sarin resin, and 4 parts of zinc borate, 2 parts of nano zine oxide,
2 parts of nano phase ag_2 o, 2 parts of maleic anhydride inoculated polypropylene, 3 parts of diisopropyl azodiformate, 1 part of antioxidant, 1 part of the steady agent of light
It puts into and stirs 5min in high-speed mixer；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 210 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 150 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
7. a kind of preparation method of soft sense of touch antibiosis wood plastic composite material, which comprises the following steps:
S1, core layer material are according to following mass fraction: 30 parts of HDPE resin, 45 parts of plant fiber, and 15 parts of short glass fiber, titanate esters coupling
It 5 parts of agent, 3 parts of lubricant, puts into for 0.3 part of antioxidant and stirs 4min in high-speed mixer；
S2, the mixed material in step S1 is added twin-screw extrude by main feeding hopper, through melting, extrusion, granulation；Its
In, twin-screw extruder barrel temperature is 180 DEG C, and vacuum degree is -0.06 to -0.08MPa；
S3, capstock are according to following mass fraction: 65 parts of EVA, 12 parts of sarin resin, and 5 parts of zinc borate, 3 parts of nano zine oxide,
3 parts of nano phase ag_2 o, 8 parts of maleic anhydride grafted polyethylene, 2 parts of sodium bicarbonate, 0.6 part of antioxidant, height is put into 2 parts of the steady agent of light
4min is stirred in fast blender；
S4, the blending pellet of step S2 is put into twin-screw extrusion owner's spout, machine barrel temperature is 180 DEG C, vacuum degree
It is -0.06 to -0.08MPa；The capstock of step S3 puts into single screw extrusion machine, and machine barrel temperature is 160 DEG C, utilizes co-extrusion
Equipment carries out extrusion molding.
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| CN110774558A (en) * | 2019-10-29 | 2020-02-11 | 汕头邦领木塑有限公司 | Wood-plastic material, preparation method thereof and wood-plastic seamless floor |
| CN111057385A (en) * | 2019-12-02 | 2020-04-24 | 广州康森新材料科技有限公司 | Super-wear-resistant wood-plastic co-extrusion composite material and preparation method thereof |
| CN111057386A (en) * | 2019-12-02 | 2020-04-24 | 广州康森新材料科技有限公司 | Nano wood-plastic co-extrusion composite material and preparation method thereof |
| CN111070824A (en) * | 2019-12-02 | 2020-04-28 | 广州康森新材料科技有限公司 | Halogen-free flame-retardant wood-plastic co-extrusion composite material and preparation method thereof |
| CN111516343A (en) * | 2020-04-24 | 2020-08-11 | 安徽红树林新材料科技有限公司 | Night self-luminous wood-plastic product and preparation method thereof |
| CN113512254A (en) * | 2021-07-16 | 2021-10-19 | 中广核俊尔(浙江)新材料有限公司 | Conductive antibacterial long glass fiber reinforced polypropylene composite material and preparation method and application thereof |
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