CN107236177A - A kind of low smell, low VOC composite polyethylene materials and its preparation facilities and method - Google Patents
A kind of low smell, low VOC composite polyethylene materials and its preparation facilities and method Download PDFInfo
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- CN107236177A CN107236177A CN201710600963.9A CN201710600963A CN107236177A CN 107236177 A CN107236177 A CN 107236177A CN 201710600963 A CN201710600963 A CN 201710600963A CN 107236177 A CN107236177 A CN 107236177A
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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
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- 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
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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
- 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
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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
- 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
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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
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/062—HDPE
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Abstract
The present invention relates to a kind of low smell, low VOC composite polyethylene materials and its preparation facilities and method, belong to high-molecular organic material technical field, the material is according to the mass fraction, composed of the following components：55~97 parts of linear high-density polyethylene resin；0~20 part of filler；0.5~20 part of function additive；Process 0.2~1 part of heat stabilizer；0.1~2 part of lubricant；0.05~0.1 part of silicone oil；1.0~1.5 parts of extractant；0.5~1.0 part of adsorbent.Extractant and adsorbent are added stage by stage in preparation process, simultaneously, improvement to vacuum port position in preparation facilities, it is final to realize the purpose for removing noxious volatile organic matter in composite stage by stage, due to using vacuum drawn after extraction, noxious volatile organic substance residues in composite are greatly reduced, and adsorbent is small due to addition, to matrix material performance impact also very little, low smell, low VOC composite polyethylene materials are finally prepared.
Description
Technical field
The invention belongs to high-molecular organic material technical field, and in particular to a kind of low smell, low VOC polyethylene composite wood
Material and its preparation facilities and method.
Background technology
Polythene material is due to by polymerization technique, catalyst, the influence such as oxide residual and short chain oligomer, in high temperature plus
During work process and use, noxious volatile organic matter (VOC) can be discharged to some extent.Meanwhile, by self performance
Limit, its intensity, stability, machinability, feature etc. can not meet use requirement mostly, it is impossible to be directly used in production plastics
Product.At present generally using lifting its performance by the way of addition function additive, and conventional functional aid, such as fire retardant, increasing
Tough dose, coupling agent, lubricant, the material such as stabilizer be likely to the VOC for bringing some harmful, and smell is abnormal, to relative
In enclosed environment using such material people for it is totally unfavorable, the problem caused government, both at home and abroad it is major production enterprise
The concern of industry and resin producer.Therefore, it is badly in need of a kind of low smell, low VOC composite polyethylene materials and preparation method thereof.
The content of the invention
In view of this, it is an object of the invention to：(1) a kind of low smell, low VOC composite polyethylene materials are provided；(2) carry
A kind of device for preparing low smell, low VOC composite polyethylene materials；(3) provide and prepare a kind of low smell, low VOC polyethylene
The method of composite.
To reach above-mentioned purpose, the present invention provides following technical scheme：
1st, a kind of low smell, low VOC composite polyethylene materials, it is characterised in that composed of the following components：
Further, the filler is one kind in talcum powder or calcium carbonate.
Further, the function additive be fire retardant, it is anti-wear agent, antistatic additive, conductive agent, weather resisting agent, thermal conducting agent, luminous
One or more in agent, corrosion-resistant agent or antiseptic；The processing heat stabilizer be antioxidant 1010 or antioxidant 1010 and
168 composition；The lubricant is one kind in OPE, wax ester or polyalcohol wax.
Further, the extractant is that the surface-active that boiling point is 150-160 DEG C is rich in by carrier of expanded polypropylene
The masterbatch of agent.
Further, the adsorbent is the chemosorbent with chelating decomposition reaction activity.
2nd, a kind of described low smell, the device of low VOC composite polyethylene materials are prepared, described device includes machine barrel, spiral shell
Bar and head, machine barrel and screw rod cooperating, machine barrel contain screw rod, and screw rod is rotated in machine barrel；The machine barrel is by transportation section, extraction
Melt zone and fluxing zone is taken to constitute；The transportation section front end sets main spout；The extraction melt zone end sets vacuum port
Ⅰ；The fluxing zone front end sets side spout, and middle part sets vacuum port II, and end is connected with head.
3rd, the preparation method of a kind of low smell, low VOC composite polyethylene materials, methods described are prepared using described device
Specially：By proportioning weigh linear high-density polyethylene resin, filler, function additive, processing heat stabilizer, lubricant,
Machine barrel is added after silicone oil, extractant, mixing, mixture is first passed around the transportation section of machine barrel by screw rod, subsequently into machine barrel
Extraction melt zone carry out heating melting, vacuum drawn is fully carried out by vacuum port I after extraction, extractant is removed and is dissolved in institute
State the noxious volatile organic matter in extractant；The fluxing zone for entering back into machine barrel carries out plastics processing, while being added by side spout
Enter adsorbent, vacuum drawn is carried out by vacuum port II again, further remove noxious volatile organic matter；It is most solid through cooling afterwards
The material of change is handled by vacuum baking material, and low smell, low VOC composite polyethylene materials is made.
Further, the transportation section temperature of the machine barrel is 50-70 DEG C；The extraction melt zone temperature of the machine barrel is revolved along screw rod
Enter direction in 170-200 DEG C to be incremented by；The fluxing zone temperature of the machine barrel is incremented by along screw rod precession direction in 190-230 DEG C.
Further, the vacuum at the vacuum port I and vacuum port II is below -0.08MPa.
Further, the screw speed is 350-420rpm.
The beneficial effects of the present invention are：The present invention provides a kind of low smell, low VOC composite polyethylene materials and its preparation
Apparatus and method, with the addition of extractant and adsorbent, and be added separately in different preparatory phases during preparation, it is to avoid
When both add simultaneously, extractant is difficult to the problem escaped in adsorbent.Meanwhile, to vacuum port position in preparation facilities
Improve, it is final to realize the purpose for removing noxious volatile organic matter in composite stage by stage, i.e., when extracting melt zone, pass through
Vacuum port I carries out vacuum drawn, removes extractant and the noxious volatile organic matter being dissolved in the extractant, to greatest extent
Reduce the total amount of noxious volatile organic matter in material；Adsorbent is added in fluxing zone, is carried out again by vacuum port II
Vacuum drawn, can not only further remove noxious volatile organic matter, and the natural effusion speed of residual organic matter is also greatly reduced
Degree, also avoid because of the change caused by adsorbent addition excessively on material property, specifically avoid hygroscopicity and be significantly increased in addition
Risk, finally prepare low smell, low VOC composite polyethylene materials.
Brief description of the drawings
In order that the purpose of the present invention, technical scheme and beneficial effect are clearer, the present invention provides drawings described below and carried out
Explanation：
Fig. 1 is to prepare a kind of low smell, the schematic device of low VOC composite polyethylene materials.
Embodiment
The preferred embodiments of the present invention will be described in detail below.
The extractant BYK-P4200 used in the embodiment of the present invention is bought in Degussa, and adsorbent XC01 is bought in saddle
Chemical industry founds in mountain section.
Fig. 1 for the present invention in prepare main presentation in low smell, the schematic device of low VOC composite polyethylene materials, figure
The composition construction of machine barrel in the device, the machine barrel is made up of transportation section, extraction melt zone and fluxing zone；The transportation section front end
Main spout is set；The extraction melt zone end sets vacuum port I；The fluxing zone front end sets side spout, and middle part is set
Vacuum port II is put, end is connected with head.It is preferred that, the transportation section is divided into 1st area, 2nd area and 3rd area, and main spout is arranged on 1st area
On；The extraction melt zone is divided into 4th area, 5th area, 6th area, 7th area and 8th area, and vacuum port I is arranged in 8th area；The fluxing zone is divided into 9
Area, 10th area, 11st area and 12nd area, side spout are arranged in 9th area, and vacuum port II is arranged in 11st area, and 12nd area are connected with head.
Embodiment 1
Prepare low smell, low VOC flame resistance polyethylene composite materials
Weigh 56 parts of linear high-density polyethylene resin, 20 parts of calcium carbonate, it is 20 parts of fire retardant, antioxidant 1010,168 each
0.3 part, 2.0 parts of polyalcohol wax, 0.1 part of silicone oil, 1.0 parts of extractant, machine barrel is added after mixing, controls the screw speed to be
350rpm, it is 70 DEG C, Ran Houjin mixture is first passed around 1-3 areas temperature in the transportation section of machine barrel, transportation section by screw rod
The extraction melt zone for entering machine barrel carries out the temperature in 4-8 areas in heating melting, extraction melt zone and respectively is 170 DEG C, 180 DEG C,
180 DEG C, 190 DEG C, 190 DEG C, vacuum drawn is carried out by vacuum port I fully after extraction, vacuum is -0.08MPa, removes extraction
Agent and the noxious volatile organic matter being dissolved in the extractant；The fluxing zone for entering back into machine barrel carries out plastics processing, fluxing zone
The temperature in middle 9-12 areas respectively is 190 DEG C, 200 DEG C, 210 DEG C, 220 DEG C, while adding adsorbent 0.5 by side spout
Part, vacuum drawn is carried out by vacuum port II again, vacuum is -0.08MPa, further removes noxious volatile organic matter；
Most the material through cooling and solidifying is handled by vacuum baking material afterwards, and low smell, low VOC composite polyethylene materials is made.
Embodiment 2
Prepare low smell, low voc conductive composite polyethylene material
Weigh 67 parts of linear high-density polyethylene resin, 15 parts of calcium carbonate, 15 parts of conductive agent, 0.2 part of antioxidant 1010,
1.5 parts of polyalcohol wax, 0.08 part of silicone oil, 1.2 parts of extractant, add machine barrel after mixing, it is 360rpm to control screw speed, is passed through
It is 60 DEG C that screw rod, which makes mixture first pass around 1-3 areas temperature in the transportation section of machine barrel, transportation section, subsequently into the extraction of machine barrel
The temperature that melt zone carries out 4-8 areas in heating melting, extraction melt zone respectively is 170 DEG C, 180 DEG C, 180 DEG C, 190 DEG C,
190 DEG C, vacuum drawn is carried out by vacuum port I fully after extraction, vacuum is -0.08MPa, remove extractant and be dissolved in described
Noxious volatile organic matter in extractant；The fluxing zone for entering back into machine barrel carries out the temperature in 9-12 areas in plastics processing, fluxing zone
Degree respectively is 190 DEG C, 200 DEG C, 210 DEG C, 220 DEG C, while adding 0.6 part of adsorbent by side spout, passes through vacuum port
II carries out vacuum drawn again, and vacuum is -0.08MPa, further removes noxious volatile organic matter；Most afterwards through cooling and solidifying
Material handled by vacuum baking material, be made low smell, low VOC composite polyethylene materials.
Embodiment 3
Prepare low smell, low VOC heat conduction composite polyethylene material
Weigh 77 parts of linear high-density polyethylene resin, 10 parts of talcum powder, it is 10 parts of thermal conducting agent, antioxidant 1010,168 each
0.4 part, 1.0 parts of polyalcohol wax, 0.06 part of silicone oil, 1.5 parts of extractant, machine barrel is added after mixing, controls the screw speed to be
380rpm, it is 60 DEG C, Ran Houjin mixture is first passed around 1-3 areas temperature in the transportation section of machine barrel, transportation section by screw rod
The extraction melt zone for entering machine barrel carries out the temperature in 4-8 areas in heating melting, extraction melt zone and respectively is 170 DEG C, 180 DEG C,
190 DEG C, 200 DEG C, 200 DEG C, vacuum drawn is carried out by vacuum port I fully after extraction, vacuum is -0.08MPa, removes extraction
Agent and the noxious volatile organic matter being dissolved in the extractant；The fluxing zone for entering back into machine barrel carries out plastics processing, fluxing zone
The temperature in middle 9-12 areas respectively is 200 DEG C, 210 DEG C, 220 DEG C, 230 DEG C, while adding adsorbent 0.8 by side spout
Part, vacuum drawn is carried out by vacuum port II again, vacuum is -0.08MPa, further removes noxious volatile organic matter；
Most the material through cooling and solidifying is handled by vacuum baking material afterwards, and low smell, low VOC composite polyethylene materials is made.
Embodiment 4
Prepare low smell, low VOC wear resistant polyethylenes composite
Weigh 87 parts of linear high-density polyethylene resin, 5 parts of talcum powder, 5 parts of anti-wear agent, antioxidant 1010,168 each 0.2
Part, 0.5 part of OPE, 0.06 part of silicone oil, 1.0 parts of extractant, add machine barrel after mixing, control the screw speed to be
400rpm, it is 55 DEG C, Ran Houjin mixture is first passed around 1-3 areas temperature in the transportation section of machine barrel, transportation section by screw rod
The extraction melt zone for entering machine barrel carries out the temperature in 4-8 areas in heating melting, extraction melt zone and respectively is 170 DEG C, 180 DEG C,
190 DEG C, 200 DEG C, 200 DEG C, vacuum drawn is carried out by vacuum port I fully after extraction, vacuum is -0.09MPa, removes extraction
Agent and the noxious volatile organic matter being dissolved in the extractant；The fluxing zone for entering back into machine barrel carries out plastics processing, fluxing zone
The temperature in middle 9-12 areas respectively is 200 DEG C, 210 DEG C, 220 DEG C, 230 DEG C, while adding adsorbent 0.8 by side spout
Part, vacuum drawn is carried out by vacuum port II again, vacuum is -0.09MPa, further removes noxious volatile organic matter；
Most the material through cooling and solidifying is handled by vacuum baking material afterwards, and low smell, low VOC composite polyethylene materials is made.
Embodiment 5
Prepare low smell, low VOC weather-resistance polyethylenes composite
Weigh 97 parts of linear high-density polyethylene resin, 0.5 part of weather resisting agent, antioxidant 1010,168 each 0.5 part, wax esters
0.1 part, 0.05 part of silicone oil, 1.5 parts of extractant, machine barrel is added after mixing, control screw speed be 420rpm, make to mix by screw rod
It is 50 DEG C that compound, which first passes around 1-3 areas temperature in the transportation section of machine barrel, transportation section, is entered subsequently into the extraction melt zone of machine barrel
The temperature in 4-8 areas respectively is 170 DEG C in row heating melting, extraction melt zone, 180 DEG C, 190 DEG C, 200 DEG C, 200 DEG C, fills
Divide by the progress vacuum drawn of vacuum port I after extraction, vacuum is -0.09MPa, removes extractant and is dissolved in the extractant
Noxious volatile organic matter；The temperature for entering back into 9-12 areas in the fluxing zone progress plastics processing of machine barrel, fluxing zone is divided successively
Wei not be 200 DEG C, 210 DEG C, 220 DEG C, 230 DEG C, while adding 1.0 parts of adsorbent by side spout, entered again by vacuum port II
Row vacuum drawn, vacuum is -0.09MPa, further removes noxious volatile organic matter；Most the material through cooling and solidifying leads to afterwards
The processing of vacuum baking material is crossed, low smell, low VOC composite polyethylene materials is made.
By the performance test of the embodiment 1-5 each low smells, low VOC composite polyethylene materials prepared, test result is shown in Table 1.
Each low smell of the embodiment 1-5 of table 1 preparations, the performance test results of low VOC composite polyethylene materials
The representative performance of the existing various polyethylene functional composite materials of table 2
The data contrasted in Tables 1 and 2 understand that embodiment 1-5 makes the poly- second prepared by adding difference in functionality auxiliary agent
Alkene composite not only has the performance brought of each function additive, and the tensile strength of each material, elongation at break, breach
Impact strength, melt flow rate (MFR) meet or exceed the performance of existing various PE functional materials, it is often more important that, each material exists
This three aspect of odour intensity, smell comfort level and TVOC, compared to current material, prepared composite polyethylene material in the present invention
It is greatly improved at this three aspect.
Function additive can also be in addition to for fire retardant, thermal conducting agent, anti-wear agent, weather resisting agent and conductive agent in the present invention
Antistatic additive, antiseptic, luminous agent or corrosion-resistant agent.
Finally illustrate, preferred embodiment above is merely illustrative of the technical solution of the present invention and unrestricted, although logical
Cross above preferred embodiment the present invention is described in detail, it is to be understood by those skilled in the art that can be
Various changes are made to it in form and in details, without departing from claims of the present invention limited range.
Claims (10)
1. a kind of low smell, low VOC composite polyethylene materials, it is characterised in that according to the mass fraction, composed of the following components：
2. a kind of low smell, low VOC composite polyethylene materials as claimed in claim 1, it is characterised in that the filler is cunning
One kind in stone flour or calcium carbonate.
3. a kind of low smell, low VOC composite polyethylene materials as claimed in claim 1, it is characterised in that the function additive
For one kind in fire retardant, anti-wear agent, antistatic additive, conductive agent, weather resisting agent, thermal conducting agent, luminous agent, corrosion-resistant agent or antiseptic
Or it is several；The processing heat stabilizer is antioxidant 1010 or antioxidant 1010 and 168 composition；The lubricant is
One kind in OPE, wax ester or polyalcohol wax.
4. as claimed in claim 1 a kind of low smell, low VOC composite polyethylene materials, it is characterised in that the extractant is
The masterbatch for the surfactant that boiling point is 150-160 DEG C is rich in by carrier of expanded polypropylene.
5. as claimed in claim 1 a kind of low smell, low VOC composite polyethylene materials, it is characterised in that the adsorbent is
Chemosorbent with chelating decomposition reaction activity.
6. prepare a kind of low smell described in claim 1, the device of low VOC composite polyethylene materials, it is characterised in that described
Device includes machine barrel, screw rod and head, machine barrel and screw rod cooperating, and machine barrel contains screw rod, and screw rod is rotated in machine barrel；It is described
Machine barrel is made up of transportation section, extraction melt zone and fluxing zone；The transportation section front end sets main spout；The extraction melt zone
End sets vacuum port I；The fluxing zone front end sets side spout, and middle part sets vacuum port II, and end is connected with head.
7. a kind of low smell, the preparation method of low VOC composite polyethylene materials are prepared using the device described in claim 6, its
It is characterised by, methods described is specially：It is steady that linear high-density polyethylene resin, filler, function additive, processing heat are weighed by proportioning
Machine barrel is added after determining agent, lubricant, silicone oil, extractant, mixing, mixture is first passed around the conveying of machine barrel by screw rod
Section, carries out heating melting subsequently into the extraction melt zone of machine barrel, fully carries out vacuum drawn by vacuum port I after extraction；Again
Fluxing zone into machine barrel carries out plastics processing, while adding adsorbent by side spout, is carried out again by vacuum port II true
Sky is extracted；Most the material through cooling and solidifying is handled by vacuum baking material afterwards, and low smell, low VOC composite polyethylene materials is made.
8. preparation method as claimed in claim 7, it is characterised in that the transportation section temperature of the machine barrel is 50-70 DEG C；It is described
The extraction melt zone temperature of machine barrel is incremented by along screw rod precession direction in 170-200 DEG C；The fluxing zone temperature of the machine barrel is along spiral shell
Bar precession direction is incremented by 190-230 DEG C.
9. preparation method as claimed in claim 7, it is characterised in that vacuum at the vacuum port I and vacuum port II-
Below 0.08MPa.
10. preparation method as claimed in claim 7, it is characterised in that the screw speed is 350-420rpm.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710600963.9A CN107236177B (en) | 2017-07-21 | 2017-07-21 | Low-odor and low-VOC polyethylene composite material and preparation device and method thereof |
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| CN201710600963.9A CN107236177B (en) | 2017-07-21 | 2017-07-21 | Low-odor and low-VOC polyethylene composite material and preparation device and method thereof |
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| CN107236177A true CN107236177A (en) | 2017-10-10 |
| CN107236177B CN107236177B (en) | 2020-04-07 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108641329A (en) * | 2018-05-18 | 2018-10-12 | 中广核俊尔（上海）新材料有限公司 | It is a kind of to prepare low smell, the low PC/ABS alloy materials distributed using compound eliminating smell agent |
| CN109535568A (en) * | 2018-12-19 | 2019-03-29 | 上海睿聚环保科技有限公司 | A kind of low VOC regenerating polypropylene material and its preparation process |
| CN109679209A (en) * | 2018-12-25 | 2019-04-26 | 重庆科聚孚工程塑料有限责任公司 | The PP composite material and preparation method of metal-like |
| CN111117065A (en) * | 2019-12-25 | 2020-05-08 | 重庆科聚孚工程塑料有限责任公司 | High-gloss, low-VOC and scratch-resistant PP material and preparation method and device thereof |
| CN111253737A (en) * | 2020-04-20 | 2020-06-09 | 苏州威瑞成新材料有限公司 | Environment-friendly fireproof PA6 composite material and preparation method thereof |
| CN112745574A (en) * | 2020-12-29 | 2021-05-04 | 重庆科聚孚工程塑料有限责任公司 | Method and device for preparing low-VOC (volatile organic compound) and low-odor polypropylene composite material by adopting multistage directional extraction and adsorption method |
| CN114437453A (en) * | 2020-11-03 | 2022-05-06 | 苏州荣昌复合材料有限公司 | Light-resistant and aging-resistant PP plastic and preparation method thereof |
| CN114437455A (en) * | 2020-11-03 | 2022-05-06 | 苏州荣昌复合材料有限公司 | Low-VOC PP material and preparation method thereof |
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| CN102875864A (en) * | 2011-07-15 | 2013-01-16 | 薛申生 | Low-odor polyethylene plastic hose and preparation method thereof |
| CN104119615A (en) * | 2014-07-23 | 2014-10-29 | 广东聚石化学股份有限公司 | Low-TVOC (Total Volatile Organic Compound) and low-luster polypropylene composite for automotive interior trim and preparation method of low-TVOC and low-luster polypropylene composite |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108641329A (en) * | 2018-05-18 | 2018-10-12 | 中广核俊尔（上海）新材料有限公司 | It is a kind of to prepare low smell, the low PC/ABS alloy materials distributed using compound eliminating smell agent |
| CN109535568A (en) * | 2018-12-19 | 2019-03-29 | 上海睿聚环保科技有限公司 | A kind of low VOC regenerating polypropylene material and its preparation process |
| CN109535568B (en) * | 2018-12-19 | 2021-06-25 | 上海睿聚环保科技有限公司 | Low-VOC (volatile organic compound) regenerated polypropylene material and preparation process thereof |
| CN109679209A (en) * | 2018-12-25 | 2019-04-26 | 重庆科聚孚工程塑料有限责任公司 | The PP composite material and preparation method of metal-like |
| CN111117065A (en) * | 2019-12-25 | 2020-05-08 | 重庆科聚孚工程塑料有限责任公司 | High-gloss, low-VOC and scratch-resistant PP material and preparation method and device thereof |
| CN111117065B (en) * | 2019-12-25 | 2023-04-25 | 重庆科聚孚工程塑料有限责任公司 | High-gloss, low-VOC and scratch-resistant PP material and preparation method and device thereof |
| CN111253737A (en) * | 2020-04-20 | 2020-06-09 | 苏州威瑞成新材料有限公司 | Environment-friendly fireproof PA6 composite material and preparation method thereof |
| CN114437453A (en) * | 2020-11-03 | 2022-05-06 | 苏州荣昌复合材料有限公司 | Light-resistant and aging-resistant PP plastic and preparation method thereof |
| CN114437455A (en) * | 2020-11-03 | 2022-05-06 | 苏州荣昌复合材料有限公司 | Low-VOC PP material and preparation method thereof |
| CN112745574A (en) * | 2020-12-29 | 2021-05-04 | 重庆科聚孚工程塑料有限责任公司 | Method and device for preparing low-VOC (volatile organic compound) and low-odor polypropylene composite material by adopting multistage directional extraction and adsorption method |
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| CN107236177B (en) | 2020-04-07 |
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