CN109593302A - A kind of heat-insulation and heat-preservation PVC foam plate and preparation method thereof - Google Patents
A kind of heat-insulation and heat-preservation PVC foam plate and preparation method thereof Download PDFInfo
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- CN109593302A CN109593302A CN201811560007.3A CN201811560007A CN109593302A CN 109593302 A CN109593302 A CN 109593302A CN 201811560007 A CN201811560007 A CN 201811560007A CN 109593302 A CN109593302 A CN 109593302A
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- 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
- C08J9/10—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 nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
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- 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
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- C08J9/0066—Use of inorganic compounding ingredients
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- 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
- C08J9/0085—Use of fibrous compounding ingredients
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- 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
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- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
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- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
- C08J2433/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C08J2433/10—Homopolymers or copolymers of methacrylic acid esters
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- C08J2491/00—Characterised by the use of oils, fats or waxes; Derivatives thereof
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- C08J2497/02—Lignocellulosic material, e.g. wood, straw or bagasse
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Abstract
The invention discloses a kind of heat-insulation and heat-preservation PVC foam plates and preparation method thereof, it belongs to PVC foam plate production technical field, a kind of heat-insulation and heat-preservation PVC foam plate, it is prepared by the raw material of following parts by weight: 100 parts of the PVC of average degree of polymerization 800-1000, 2-6 parts of foaming control agent, 0.5-0.8 parts of foaming agent, 20-25 parts of glass fibre, 2-5 parts of hollow glass micropearl, 3-5 parts of calcium-zinc composite stabilizing agent, 5-8 parts of sawdust, 35-40 parts of calcium carbonate, 10-15 parts of talcum powder, 60 0.7-1 parts of in-lubricant, 0.6-0.8 parts of external lubricant atoleine, 40-50 parts of plasticizer.By the addition hollow glass micropearl, glass fibre in PVC foam plate factory formula, the heat preservation and insulation of PVC foam plate is greatly improved, meanwhile, in conjunction with other auxiliary agents, toughness, the mechanical strength of PVC foam plate are also improved.
Description
Technical field
The present invention relates to PVC foam plate production technical fields, and in particular to a kind of heat-insulation and heat-preservation PVC foam plate and its preparation
Method.
Background technique
PVC foam plate is a kind of novel plastic material of external exploitation the 1970s, and chemical component is polychlorostyrene second
Alkene.Since PVC foam plate has excellent performance, it is widely used in car, railway carriage ceiling, cabinet sandwich layer, internal dress
Pool plate, exterior walls of buildings plate, interior trim plate, office, house, public place building compartment, it is commercial decorative frame, dustless
Industries and the chemical anticorrosions such as room plate, ceiling board, screen printing, computer lettering, advertisement mark, panel, mark plate, photograph album plate
Engineering, thermoforming part, cold storage board, special prepressing reserving works, environmentally friendly formwork, sports equipment, cultivation material, beach is moisture-proof sets
It applies, water-resistant material, art materials and various light partitions replace glass ceiling etc..
And for certain application fields, there is certain requirement to the heat-insulation and heat-preservation of PVC foam plate, such as wallboard and
It is necessary to have heat-blocking actions for speech, keep indoor holding cool in summer and warm in winter.But performance of the current PVC wallboard in terms of heat-insulation and heat-preservation
It is poor, it needs further to improve.
Summary of the invention
For above-mentioned technical problem, the present invention provides a kind of heat-insulation and heat-preservation PVC foam plate and preparation method thereof, by
Hollow glass micropearl, glass fibre are added in PVC foam plate factory formula, greatly improves the heat-insulation and heat-preservation of PVC foam plate
Performance, meanwhile, in conjunction with other auxiliary agents, toughness, the mechanical strength of PVC foam plate are also improved.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A kind of heat-insulation and heat-preservation PVC foam plate, is prepared by the raw material of following parts by weight:
0.5-0.8 parts of 2-6 parts of 100 parts of PVC, foaming control agent, the foaming agent of average degree of polymerization 800-1000, glass fibers
Tie up 20-25 parts, 2-5 parts of hollow glass micropearl, 3-5 parts of calcium-zinc composite stabilizing agent, 5-8 parts of sawdust, 35-40 parts of calcium carbonate, talcum
10-15 parts of powder, 600.7-1 parts of in-lubricant, 0.6-0.8 parts of external lubricant atoleine, 40-50 parts of plasticizer.
Preferably, above-mentioned heat-insulation and heat-preservation PVC foam plate is prepared by the raw material of following parts by weight: average degree of polymerization 800-
1000 100 parts of PVC, 4 parts of foaming control agent, 0.6 part of foaming agent, 22 parts of glass fibre, 4 parts of hollow glass micropearl, calcium zinc are multiple
Close 4 parts of stabilizer, 7 parts of sawdust, 37 parts of calcium carbonate, 12 parts of talcum powder, 600.8 parts of in-lubricant, external lubricant atoleine 0.7
Part, 45 parts of plasticizer.
Preferably, the sawdust is 300-400 mesh powder.
Preferably, the particle size range of the hollow glass micropearl is 30-120 μm.
Preferably, the foaming agent is AC foaming agent.
Preferably, the glass fibre is the short glass fiber that length is 70-80mm.
Preferably, the plasticizer is dioctyl phthalate.
Preferably, the foaming control agent is esters of acrylic acid foaming control agent.
Preferably, the esters of acrylic acid foaming control agent is the raw material by following parts by weight through emulsion polymerization system
It is standby to form: 70 parts of methyl methacrylate, 20 parts of butyl acrylate, 1.5 parts of sodium pyrophosphate, 2 parts of lauryl sodium sulfate, over cure
1.5 parts of sour potassium, 200 parts of water.
The present invention also provides a kind of preparation methods of heat-insulation and heat-preservation PVC foam plate, comprising the following steps:
(1) it weighs: weighing various raw materials according to above-mentioned parts by weight；
(2) PVC powder, glass fibre, hollow glass micropearl, calcium-zinc composite stabilizing agent, sawdust, calcium carbonate, talcum powder are put
Enter in high-speed mixer and uniformly mix, until solid particle is after mixing, foaming control agent, foaming agent, in-lubricant is added
60, external lubricant atoleine and plasticizer, until being uniformly mixed；
(3) double roll mill being added in uniformly mixed mixture and carries out mill, processing temperature is 130-145 DEG C, until
Film formation surface is smooth and no cracking；
(4) mixture for crossing mill is placed in compression molding instrument and is press-formed, pressure 4-9MPa, and processing temperature is
135-160℃；
(5) cut into required size as desired, place it in later at room temperature cooling and shaping 24-72h to get to most
Finished product.
The esters of acrylic acid foaming control agent that the present invention uses is gathered by methyl methacrylate and butyl acrylate double base
Conjunction is prepared, and polymerization temperature is caused by initiator at 55-60 DEG C and carries out emulsion polymerization, and the viscosity of product can achieve
12-13, the esters of acrylic acid foaming control agent have good powder fluidity, the PVC foam plate system of uniform foam cell can be made
Product.
Beneficial effects of the present invention are shown:
Hollow glass micropearl is used in PVC foam plate by the present invention for the first time, to improve the heat-insulation and heat-preservation of PVC foam plate,
Hollow glass micropearl is a kind of hollow glass sphere that size is small, is mainly made of silica and aluminum oxide etc.,
Belonging to inorganic non-metallic material, glass microballoon is interior, and filled with thin gas, itself has reflection function again, so, have heat-insulated
Performance；In addition, bonded glass fiber, the heat-insulation and heat-preservation of PVC foam plate is further increased, and glass fibre is that one kind is had excellent performance
Inorganic non-metallic material, good insulating, heat resistance are strong, corrosion resistance is good, and high mechanical strength is applied in PVC foam plate, mentioned
The heat-insulation and heat-preservation of high PVC foamed board, while it being also used as reinforcing material, improve the mechanical strength of PVC foam plate；Sawdust makes
PVC foam plate has the light and toughness of fiber, while having good weatherability, intensity height, do not absorb water, do not crack, service life length, table
Appearance quality is good, light inexpensive；Using calcium carbonate and talcum powder as filler, played the synergistic effect of filler, tensile strength and
Impact strength is more preferable；The preparation process of PVC foam plate of the present invention is simple, easy to operate.
Specific embodiment
In order to facilitate the understanding of those skilled in the art, the present invention is further illustrated combined with specific embodiments below:
Embodiment 1:
A kind of heat-insulation and heat-preservation PVC foam plate, is prepared by the raw material of following parts by weight:
20 parts of 0.5 part of 2 parts of 100 parts of PVC, foaming control agent, foaming agent, the glass fibre of average degree of polymerization 800-1000,
2 parts of hollow glass micropearl, 3 parts of calcium-zinc composite stabilizing agent, 5 parts of sawdust, 35 parts of calcium carbonate, 10 parts of talcum powder, in-lubricant 600.7
Part, 0.6 part of external lubricant atoleine, 40 parts of plasticizer.
The sawdust is 300-400 mesh powder.The particle size range of the hollow glass micropearl is 30-120 μm.The hair
Infusion is AC foaming agent.The glass fibre is the short glass fiber that length is 70-80mm.The plasticizer is O-phthalic
Dioctyl phthalate.The foaming control agent is esters of acrylic acid foaming control agent.The esters of acrylic acid foaming control agent be by with
The raw material of lower parts by weight is prepared through emulsion polymerization: 70 parts of methyl methacrylate, 20 parts of butyl acrylate, burnt phosphorus
1.5 parts of sour sodium, 2 parts of lauryl sodium sulfate, 1.5 parts of potassium peroxydisulfate, 200 parts of water.
The preparation method of above-mentioned heat-insulation and heat-preservation PVC foam plate, comprising the following steps:
(1) it weighs: weighing various raw materials according to above-mentioned parts by weight；
(2) PVC powder, glass fibre, hollow glass micropearl, calcium-zinc composite stabilizing agent, sawdust, calcium carbonate, talcum powder are put
Enter in high-speed mixer and uniformly mix, until solid particle is after mixing, foaming control agent, foaming agent, in-lubricant is added
60, external lubricant atoleine and plasticizer, until being uniformly mixed；
(3) double roll mill being added in uniformly mixed mixture and carries out mill, processing temperature is 130-145 DEG C, until
Film formation surface is smooth and no cracking；
(4) mixture for crossing mill is placed in compression molding instrument and is press-formed, pressure 4-9MPa, and processing temperature is
135-160℃；
(5) cut into required size as desired, place it in later at room temperature cooling and shaping 24-72h to get to most
Finished product.
Embodiment 2:
A kind of heat-insulation and heat-preservation PVC foam plate, is prepared by the raw material of following parts by weight:
22 parts of 0.6 part of 4 parts of 100 parts of PVC, foaming control agent, foaming agent, the glass fibre of average degree of polymerization 800-1000,
4 parts of hollow glass micropearl, 4 parts of calcium-zinc composite stabilizing agent, 7 parts of sawdust, 37 parts of calcium carbonate, 12 parts of talcum powder, in-lubricant 600.8
Part, 0.7 part of external lubricant atoleine, 45 parts of plasticizer.
The sawdust is 300-400 mesh powder.The particle size range of the hollow glass micropearl is 30-120 μm.The hair
Infusion is AC foaming agent.The glass fibre is the short glass fiber that length is 70-80mm.The plasticizer is O-phthalic
Dioctyl phthalate.The foaming control agent is esters of acrylic acid foaming control agent.The esters of acrylic acid foaming control agent be by with
The raw material of lower parts by weight is prepared through emulsion polymerization: 70 parts of methyl methacrylate, 20 parts of butyl acrylate, burnt phosphorus
1.5 parts of sour sodium, 2 parts of lauryl sodium sulfate, 1.5 parts of potassium peroxydisulfate, 200 parts of water.
The preparation method of above-mentioned heat-insulation and heat-preservation PVC foam plate, comprising the following steps:
(1) it weighs: weighing various raw materials according to above-mentioned parts by weight；
(2) PVC powder, glass fibre, hollow glass micropearl, calcium-zinc composite stabilizing agent, sawdust, calcium carbonate, talcum powder are put
Enter in high-speed mixer and uniformly mix, until solid particle is after mixing, foaming control agent, foaming agent, in-lubricant is added
60, external lubricant atoleine and plasticizer, until being uniformly mixed；
(3) double roll mill being added in uniformly mixed mixture and carries out mill, processing temperature is 130-145 DEG C, until
Film formation surface is smooth and no cracking；
(4) mixture for crossing mill is placed in compression molding instrument and is press-formed, pressure 4-9MPa, and processing temperature is
135-160℃；
(5) cut into required size as desired, place it in later at room temperature cooling and shaping 24-72h to get to most
Finished product.
Embodiment 3:
A kind of heat-insulation and heat-preservation PVC foam plate, is prepared by the raw material of following parts by weight:
25 parts of 0.8 part of 6 parts of 100 parts of PVC, foaming control agent, foaming agent, the glass fibre of average degree of polymerization 800-1000,
5 parts of hollow glass micropearl, 5 parts of calcium-zinc composite stabilizing agent, 8 parts of sawdust, 40 parts of calcium carbonate, 15 parts of talcum powder, in-lubricant 601
Part, 0.8 part of external lubricant atoleine, 50 parts of plasticizer.
The sawdust is 300-400 mesh powder.The particle size range of the hollow glass micropearl is 30-120 μm.The hair
Infusion is AC foaming agent.The glass fibre is the short glass fiber that length is 70-80mm.The plasticizer is O-phthalic
Dioctyl phthalate.The foaming control agent is esters of acrylic acid foaming control agent.The esters of acrylic acid foaming control agent be by with
The raw material of lower parts by weight is prepared through emulsion polymerization: 70 parts of methyl methacrylate, 20 parts of butyl acrylate, burnt phosphorus
1.5 parts of sour sodium, 2 parts of lauryl sodium sulfate, 1.5 parts of potassium peroxydisulfate, 200 parts of water.
The preparation method of above-mentioned heat-insulation and heat-preservation PVC foam plate, comprising the following steps:
(1) it weighs: weighing various raw materials according to above-mentioned parts by weight；
(2) PVC powder, glass fibre, hollow glass micropearl, calcium-zinc composite stabilizing agent, sawdust, calcium carbonate, talcum powder are put
Enter in high-speed mixer and uniformly mix, until solid particle is after mixing, foaming control agent, foaming agent, in-lubricant is added
60, external lubricant atoleine and plasticizer, until being uniformly mixed；
(3) double roll mill being added in uniformly mixed mixture and carries out mill, processing temperature is 130-145 DEG C, until
Film formation surface is smooth and no cracking；
(4) mixture for crossing mill is placed in compression molding instrument and is press-formed, pressure 4-9MPa, and processing temperature is
135-160℃；
(5) cut into required size as desired, place it in later at room temperature cooling and shaping 24-72h to get to most
Finished product.
Above content is only to structure example of the invention and explanation, affiliated those skilled in the art
It makes various modifications or additions to the described embodiments or is substituted in a similar manner, without departing from invention
Structure or beyond the scope defined by this claim, be within the scope of protection of the invention.
Claims (10)
1. a kind of heat-insulation and heat-preservation PVC foam plate, which is characterized in that be prepared by the raw material of following parts by weight: average degree of polymerization
20-25 parts of 0.5-0.8 parts of 2-6 parts of 100 parts of PVC, foaming control agent, foaming agent, glass fibre, the hollow glass of 800-1000
2-5 parts of microballon, 3-5 parts of calcium-zinc composite stabilizing agent, 5-8 parts of sawdust, 35-40 parts of calcium carbonate, 10-15 parts of talcum powder, in-lubricant
60 0.7-1 parts, 0.6-0.8 parts of external lubricant atoleine, 40-50 parts of plasticizer.
2. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that by the raw material of following parts by weight
It is prepared: 0.6 part of 4 parts of 100 parts of PVC, foaming control agent, foaming agent, the glass fibre 22 of average degree of polymerization 800-1000
Part, 4 parts of hollow glass micropearl, 4 parts of calcium-zinc composite stabilizing agent, 7 parts of sawdust, 37 parts of calcium carbonate, 12 parts of talcum powder, in-lubricant 60
0.8 part, 0.7 part of external lubricant atoleine, 45 parts of plasticizer.
3. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that the sawdust is 300-400 mesh
Powder.
4. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that the hollow glass micropearl
Particle size range is 30-120 μm.
5. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that the foaming agent is AC foaming
Agent.
6. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that the glass fibre is length
For the short glass fiber of 70-80mm.
7. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that the plasticizer is adjacent benzene two
Formic acid dioctyl ester.
8. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 1, which is characterized in that the foaming control agent is third
Olefin(e) acid esters foaming control agent.
9. a kind of heat-insulation and heat-preservation PVC foam plate according to claim 8, which is characterized in that the esters of acrylic acid foaming
Regulator is to be prepared by the raw material of following parts by weight through emulsion polymerization: 70 parts of methyl methacrylate, acrylic acid
20 parts of butyl ester, 1.5 parts of sodium pyrophosphate, 2 parts of lauryl sodium sulfate, 1.5 parts of potassium peroxydisulfate, 200 parts of water.
10. a kind of described in any item preparation methods of heat-insulation and heat-preservation PVC foam plate of claim 1-9, which is characterized in that including
Following steps:
(1) it weighs: weighing various raw materials according to above-mentioned parts by weight；
(2) PVC powder, glass fibre, hollow glass micropearl, calcium-zinc composite stabilizing agent, sawdust, calcium carbonate, talcum powder are put into height
It is uniformly mixed in fast blender, until solid particle is after mixing, foaming control agent, foaming agent, in-lubricant 60, outer is added
Lubricating fluid paraffin and plasticizer, until being uniformly mixed；
(3) double roll mill is added in uniformly mixed mixture and carries out mill, processing temperature is 130-145 DEG C, until film forming
Surface is smooth and no cracking；
(4) mixture for crossing mill is placed in compression molding instrument and is press-formed, pressure 4-9MPa, processing temperature 135-
160℃；
(5) required size is cut into as desired, is placed it in cooling and shaping 24-72h at room temperature later and is produced to get to final
Product.
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| CN201811560007.3A CN109593302A (en) | 2018-12-19 | 2018-12-19 | A kind of heat-insulation and heat-preservation PVC foam plate and preparation method thereof |
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| CN110684261A (en) * | 2019-09-27 | 2020-01-14 | 张驰 | Low-density high-strength wood-plastic composite multifunctional foaming board |
| CN111019271A (en) * | 2019-12-30 | 2020-04-17 | 广东润盛科技材料有限公司 | Bridge-cutoff aluminum profile and preparation method thereof |
| CN111909478A (en) * | 2020-08-04 | 2020-11-10 | 吴光辉 | Plate based on silicon-aluminum-based hollow micro-bead material and production process thereof |
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| CN117264347A (en) * | 2023-10-20 | 2023-12-22 | 安徽科居新材料科技有限公司 | Hollow glass bead modified PVC wood-plastic composite material and preparation method thereof |
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| CN111019271A (en) * | 2019-12-30 | 2020-04-17 | 广东润盛科技材料有限公司 | Bridge-cutoff aluminum profile and preparation method thereof |
| CN111909478A (en) * | 2020-08-04 | 2020-11-10 | 吴光辉 | Plate based on silicon-aluminum-based hollow micro-bead material and production process thereof |
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| CN115466470A (en) * | 2022-10-12 | 2022-12-13 | 武汉飞恩微电子有限公司 | Anti-freezing foaming tube for urea pressure sensor and preparation method thereof |
| CN116023700A (en) * | 2023-02-10 | 2023-04-28 | 马鞍山顾地塑胶有限公司 | Preparation method of foaming PVC composite material |
| CN117264347A (en) * | 2023-10-20 | 2023-12-22 | 安徽科居新材料科技有限公司 | Hollow glass bead modified PVC wood-plastic composite material and preparation method thereof |
| CN117264347B (en) * | 2023-10-20 | 2024-04-19 | 安徽科居新材料科技有限公司 | Hollow glass bead modified PVC wood-plastic composite material and preparation method thereof |
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