CN106543557A - A kind of modified polypropene composite granule and preparation method thereof - Google Patents
A kind of modified polypropene composite granule and preparation method thereof Download PDFInfo
- Publication number
- CN106543557A CN106543557A CN201610898693.XA CN201610898693A CN106543557A CN 106543557 A CN106543557 A CN 106543557A CN 201610898693 A CN201610898693 A CN 201610898693A CN 106543557 A CN106543557 A CN 106543557A
- Authority
- CN
- China
- Prior art keywords
- modified
- composite granule
- wollastonite
- calcium carbonate
- modified polypropene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/005—Additives being defined by their particle size in general
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/016—Additives defined by their aspect ratio
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
It is an object of the invention to provide a kind of modified polypropene composite granule, it is characterised in that the component comprising following parts by weight：1 part of the Calcium Carbonate of stearic acid surface process, 2～5 parts of the wollastonite of silane coupler process, 2～5 parts of the Pulvis Talci of titanate coupling agent process.Present invention also offers the preparation method of above-mentioned modified polypropene composite granule.The present invention can improve powder stuffing and the polyacrylic compatibility, the comprehensive performance for lifting modified polypropene.
Description
【Technical field】
The present invention relates to packing material field, more particularly to a kind of modified polypropene filling powder body and preparation method thereof.
【Background technology】
Polypropylene processing characteristics is excellent, can produce different products for various uses using various processing methods, but
Properties of Polypropylene is crisp, and fracture and tensile strength are relatively low, it is therefore desirable to improved its intrinsic shortcoming, increased new using modified method
Function.For the reduces cost of greatest benefit, using the inorganic powder filling-modified main path for becoming polypropylene modification.
Production cost is not only greatly reduced using high performance inorganic powder filling-modified polypropylene, is also apparent from improving its fracture
Productivity ratio, molding shrinkage, after discarded, can be voluntarily degrading in natural environment.
The filler modified polypropylene of traditional inorganic particle adopts single packing variety, can so be lifted in a certain respect
Performance, but the impact of other performance can be caused while a certain performance is lifted, it is therefore desirable to develop new filling and change
Property material, comprehensively to lift the performance of modified polypropene.
【The content of the invention】
It is an object of the invention to provide a kind of modified polypropene composite granule, it is possible to increase powder stuffing and polypropylene
The compatibility.
Another object of the present invention is to provide the preparation method of above-mentioned modified polypropene composite granule, can be divided
Scattered property is good, and the good packing material of polypropylene compatible.
One of technical scheme is：
A kind of modified polypropene composite granule, it is characterised in that the component comprising following parts by weight：Stearic acid surface
1 part of the Calcium Carbonate of process, 2～5 parts of the wollastonite of silane coupler process, 2～5 parts of the Pulvis Talci of titanate coupling agent process.
Preferably, the preparation process of the Calcium Carbonate that above-mentioned stearic acid surface is processed is that stearic acid is added in Calcium Carbonate,
1-2% of the stearic acid addition for Calcium Carbonate quality, mixed and modified, the modification temperature 105- under the rotating speed of 500-2000 turn/min
120 DEG C, modification time 30-45min.
Preferably, the preparation process of the wollastonite that above-mentioned silane coupler is processed is that silane coupler is added to wollastonite
In, 1-2% of the silane coupler addition for wollastonite quality is mixed and modified under the rotating speed of 500-2000 turn/min, is modified
Temperature 130-150 DEG C, modification time 45-60min.
Preferably, the talcous preparation process that above-mentioned titanate coupling agent is processed is that titanate coupling agent is added to cunning
In stone powder, 1-2% of the titanate coupling agent addition for Pulvis Talci quality mixes under the rotating speed of 500-2000 turn/min and changes
Property, 120-130 DEG C of modification temperature, modification time 45-60min.
Preferably, above-mentioned Calcium Carbonate is 2000～3000 mesh.
Preferably, above-mentioned wollastonite is 1000～1500 mesh, and draw ratio is 1:(15～20).
Preferably, above-mentioned Pulvis Talci is 2500～3500 mesh.
Preferably, also comprising ethene-vinyl acetate copolymerization wax.
It is further preferred that above-mentioned ethene-vinyl acetate copolymerization wax addition be by stearic acid surface process Calcium Carbonate,
The wollastonite of silane coupler process, the 1.5-3% of the Pulvis Talci gross mass of titanate coupling agent process.
The technical scheme has following beneficial technique effect：The feature performance benefit of three kinds of powder body materials is taken full advantage of, is made
Standby composite granule processing fluidity is good, and production yields is high, has intensity height, toughness in applying it to polyacrylic being modified
The advantages of good, heat resisting temperature is high, hardness is low, thermal expansion deformation is little；Add ethene-vinyl acetate copolymerization wax lubricant and Hard Fat
The modifying agent such as acid, silane coupler, titanate coupling agent, considerably increase the compatibility between powder body material and polypropylene, together
When improve the dispersibility of powder body, improve the filling proportion of powder body material, and can be good at being scattered in substrate resin, drop
Low production cost, and polyacrylic mechanical property can be greatly lifted in applying it to downstream.
The present invention another technical scheme be：
A kind of preparation method of above-mentioned modified polypropene composite granule, it is characterised in that comprise the steps of：
(1) stearic acid is added in Calcium Carbonate and is surface-treated, 1- of the stearic acid addition for Calcium Carbonate quality
2%, under the rotating speed of 500-2000 turn/min, 105-120 DEG C of mixed and modified 30-45min；
(2) silane coupler is added in wollastonite and is surface-treated, silane coupler addition is Wollastonite
The 1-2% of amount, under the rotating speed of 500-2000 turn/min, 130-150 DEG C of mixed and modified 45-60min；
(3) titanate coupling agent is added to Pulvis Talci to be surface-treated, titanate coupling agent addition is Pulvis Talci
The 1-2% of quality, under the rotating speed of 500-2000 turn/min, 120-130 DEG C of mixed and modified 45-60min；
(4) three kinds of powder body that step (1)～(3) obtain are put in mixing and blending machine in proportion, adds ethyl vinyl acetate
Ethylene copolymer wax compatilizer processes 10-15min at 80-95 DEG C, obtains the modified polypropene composite granule.
The method has following beneficial technique effect：
The feature performance benefit of three kinds of powder body materials can be taken full advantage of, the composite granule processing fluidity of preparation is good, be produced
Yield is high, apply it to it is polyacrylic it is modified in have that intensity height, good toughness, heat resisting temperature height, hardness is low, thermal expansion deformation
Little the advantages of；Ethene-vinyl acetate copolymerization wax lubricant and stearic acid, silane coupler, titanate coupling agent etc. is added to be modified
Agent, and step feeding, slitting part are modified, and considerably increase the associativity between powder body material and polypropylene, can improve powder
Body filler and polyacrylic dispersibility and the compatibility, improve the filling proportion of powder body material, reduce production cost, and raising changes
The polyacrylic combination property of property.
【Specific embodiment】
Below in conjunction with specific embodiment, the present invention is described further.
Embodiment provided below simultaneously is not used to limit the scope covered by the present invention, and described step is nor use
To limit its execution sequence.Those skilled in the art do conspicuously improved to the present invention with reference to existing common knowledge, also fall
Enter within the protection domain of application claims.
Embodiment one
A kind of modified polypropene composite granule, it is characterised in that the component comprising following parts by weight：Stearic acid surface
1 part of the Calcium Carbonate of process, 2～5 parts of the wollastonite of silane coupler process, 2～5 parts of the Pulvis Talci of titanate coupling agent process.
The preparation process of the Calcium Carbonate that the stearic acid surface is processed is to be added in 2500 mesh Calcium Carbonate, firmly stearic acid
Fat acid addition for Calcium Carbonate quality 1.5%, it is mixed and modified under the rotating speed of 500-2000 turn/min, 110 DEG C of modification temperature,
Modification time 40min.
The preparation process of the wollastonite that the silane coupler is processed is that silane coupler is added to 1250 mesh wollastonites
In, the draw ratio of wollastonite is 1:(15～20), silane coupler addition for wollastonite quality 1.5%, in 500-2000
Turn/rotating speed of min under mixed and modified, 140 DEG C of modification temperature, modification time 50min.
The talcous preparation process that the titanate coupling agent is processed is that titanate coupling agent is added to 3000 mesh cunning
In stone powder, titanate coupling agent addition for Pulvis Talci quality 1.5% mixes under the rotating speed of 500-2000 turn/min and changes
Property, 120 DEG C of modification temperature, modification time 50min.
Above-mentioned modified polypropene composite granule also includes ethene-vinyl acetate copolymerization wax, and addition is by stearic acid table
The 2% of the Pulvis Talci gross mass that the Calcium Carbonate of face process, the wollastonite of silane coupler process, titanate coupling agent are processed.
A kind of preparation method of above-mentioned modified polypropene composite granule, it is characterised in that comprise the steps of：
(1) stearic acid is added in Calcium Carbonate and is surface-treated, stearic acid addition is Calcium Carbonate quality
1.5%, under the rotating speed of 500-2000 turn/min, 110 DEG C of mixed and modified 40min.
(2) silane coupler is added in wollastonite and is surface-treated, silane coupler addition is Wollastonite
The 1.5% of amount, under the rotating speed of 500-2000 turn/min, 140 DEG C of mixed and modified 50min.
(3) titanate coupling agent is added to Pulvis Talci to be surface-treated, titanate coupling agent addition is Pulvis Talci
The 1.5% of quality, under the rotating speed of 500-2000 turn/min, 120 DEG C of mixed and modified 50min.
(4) three kinds of powder body that step (1)～(3) obtain are put in mixing and blending machine in proportion, adds powder quality
2% ethene-vinyl acetate copolymerization wax compatilizer, processes 12min at 85 DEG C, and described modified poly- third is obtained Jing after cooling discharging
Alkene composite granule.
By the composite granule of preparation be added in polypropylene T30S with mass ratio 18% and comparative example to test its performance as follows：
Embodiment two
A kind of modified polypropene composite granule, it is characterised in that the component comprising following parts by weight：Stearic acid surface
1 part of the Calcium Carbonate of process, 2～5 parts of the wollastonite of silane coupler process, 2～5 parts of the Pulvis Talci of titanate coupling agent process.
The preparation process of the Calcium Carbonate that the stearic acid surface is processed is to be added in 2000 mesh Calcium Carbonate, firmly stearic acid
Fat acid addition for Calcium Carbonate quality 1%, turn in 500-2000/rotating speed of min under it is mixed and modified, 105 DEG C of modification temperature, change
Property time 45min.
The preparation process of the wollastonite that the silane coupler is processed is that silane coupler is added to 1000 mesh wollastonites
In, the draw ratio of wollastonite is 1:(15～20), silane coupler addition for wollastonite quality 1%, 500-2000 turn/
It is mixed and modified under the rotating speed of min, 130 DEG C of modification temperature, modification time 60min.
The talcous preparation process that the titanate coupling agent is processed is that titanate coupling agent is added to 2500 mesh cunning
In stone powder, titanate coupling agent addition for Pulvis Talci quality 1% is mixed and modified under the rotating speed of 500-2000 turn/min,
120 DEG C of modification temperature, modification time 60min.
Above-mentioned modified polypropene composite granule also includes ethene-vinyl acetate copolymerization wax, and addition is by stearic acid table
The 1.5% of the Pulvis Talci gross mass that the Calcium Carbonate of face process, the wollastonite of silane coupler process, titanate coupling agent are processed.
A kind of preparation method of above-mentioned modified polypropene composite granule, it is characterised in that comprise the steps of：
(1) stearic acid is added in Calcium Carbonate and is surface-treated, stearic acid addition for Calcium Carbonate quality 1%,
Under the rotating speed of 500-2000 turn/min, 105 DEG C of mixed and modified 45min.
(2) silane coupler is added in wollastonite and is surface-treated, silane coupler addition is Wollastonite
The 1% of amount, under the rotating speed of 500-2000 turn/min, 130 DEG C of mixed and modified 60min.
(3) titanate coupling agent is added to Pulvis Talci to be surface-treated, titanate coupling agent addition is Pulvis Talci
The 1% of quality, under the rotating speed of 500-2000 turn/min, 120 DEG C of mixed and modified 60min.
(4) three kinds of powder body that step (1)～(3) obtain are put in mixing and blending machine in proportion, adds powder quality
1.5% ethene-vinyl acetate copolymerization wax compatilizer, processes 15min at 80 DEG C, obtains described modified poly- Jing after cooling discharging
Propylene composite granule.
By the composite granule of preparation be added in polypropylene T30S with mass ratio 17% and comparative example to test its performance as follows：
Embodiment three
A kind of modified polypropene composite granule, it is characterised in that the component comprising following parts by weight：Stearic acid surface
1 part of the Calcium Carbonate of process, 2～5 parts of the wollastonite of silane coupler process, 2～5 parts of the Pulvis Talci of titanate coupling agent process.
The preparation process of the Calcium Carbonate that the stearic acid surface is processed is to be added in 3000 mesh Calcium Carbonate, firmly stearic acid
Fat acid addition for Calcium Carbonate quality 2%, turn in 500-2000/rotating speed of min under it is mixed and modified, 120 DEG C of modification temperature, change
Property time 30min.
The preparation process of the wollastonite that the silane coupler is processed is that silane coupler is added to 1500 mesh wollastonites
In, the draw ratio of wollastonite is 1:(15～20), silane coupler addition for wollastonite quality 2%, 500-2000 turn/
It is mixed and modified under the rotating speed of min, 150 DEG C of modification temperature, modification time 45min.
The talcous preparation process that the titanate coupling agent is processed is that titanate coupling agent is added to 3500 mesh cunning
In stone powder, titanate coupling agent addition for Pulvis Talci quality 2% is mixed and modified under the rotating speed of 500-2000 turn/min,
130 DEG C of modification temperature, modification time 45min.
Above-mentioned modified polypropene composite granule also includes ethene-vinyl acetate copolymerization wax, and addition is by stearic acid table
The 3% of the Pulvis Talci gross mass that the Calcium Carbonate of face process, the wollastonite of silane coupler process, titanate coupling agent are processed.
A kind of preparation method of above-mentioned modified polypropene composite granule, it is characterised in that comprise the steps of：
(1) stearic acid is added in Calcium Carbonate and is surface-treated, stearic acid addition for Calcium Carbonate quality 2%,
Under the rotating speed of 500-2000 turn/min, 120 DEG C of mixed and modified 30min.
(2) silane coupler is added in wollastonite and is surface-treated, silane coupler addition is Wollastonite
The 2% of amount, under the rotating speed of 500-2000 turn/min, 150 DEG C of mixed and modified 45min.
(3) titanate coupling agent is added to Pulvis Talci to be surface-treated, titanate coupling agent addition is Pulvis Talci
The 2% of quality, under the rotating speed of 500-2000 turn/min, 130 DEG C of mixed and modified 45min.
(4) three kinds of powder body that step (1)～(3) obtain are put in mixing and blending machine in proportion, adds powder quality
3% ethene-vinyl acetate copolymerization wax compatilizer, processes 10min at 95 DEG C, and described modified poly- third is obtained Jing after cooling discharging
Alkene composite granule.
The composite granule of preparation is added in polypropylene T30S with mass ratio 17.5% and comparative example tests its performance such as
Under：
Claims (10)
1. a kind of modified polypropene composite granule, it is characterised in that the component comprising following parts by weight：At stearic acid surface
1 part of the Calcium Carbonate of reason, 2～5 parts of the wollastonite of silane coupler process, 2～5 parts of the Pulvis Talci of titanate coupling agent process.
2. modified polypropene composite granule according to claim 1, it is characterised in that what the stearic acid surface was processed
The preparation process of Calcium Carbonate is that stearic acid is added in Calcium Carbonate, 1-2% of the stearic acid addition for Calcium Carbonate quality,
Mixed and modified, 105-120 DEG C of modification temperature, modification time 30-45min under the rotating speed of 500-2000 turn/min.
3. modified polypropene composite granule according to claim 1, it is characterised in that what the silane coupler was processed
The preparation process of wollastonite is that silane coupler is added in wollastonite, 1- of the silane coupler addition for wollastonite quality
2%, mixed and modified, 130-150 DEG C of modification temperature, modification time 45-60min under the rotating speed of 500-2000 turn/min.
4. modified polypropene composite granule according to claim 1, it is characterised in that the titanate coupling agent is processed
Talcous preparation process be that titanate coupling agent is added in Pulvis Talci, titanate coupling agent addition be Talcum silty
The 1-2% of amount, mixed and modified, 120-130 DEG C of modification temperature, modification time 45- under the rotating speed of 500-2000 turn/min
60min。
5. modified polypropene composite granule according to claim 1, it is characterised in that the Calcium Carbonate is 2000～
3000 mesh.
6. modified polypropene composite granule according to claim 1, it is characterised in that the wollastonite is 1000～
1500 mesh, draw ratio are 1:(15～20).
7. modified polypropene composite granule according to claim 1, it is characterised in that the Pulvis Talci is 2500～
3500 mesh.
8. modified polypropene composite granule according to claim 1, it is characterised in that also comprising ethene-vinyl acetate
Copolymerization wax.
9. modified polypropene composite granule according to claim 8, it is characterised in that the ethene-vinyl acetate is altogether
Poly- wax addition is by the Calcium Carbonate of stearic acid surface process, the wollastonite of silane coupler process, titanate coupling agent process
Pulvis Talci gross mass 1.5-3%.
10. a kind of preparation method of the modified polypropene composite granule as described in any one of claim 1～9, its feature exist
In comprising the steps of：
(1) stearic acid is added in Calcium Carbonate and is surface-treated, 1-2% of the stearic acid addition for Calcium Carbonate quality,
500-2000 turns/rotating speed of min under, 105-140 DEG C of mixed and modified 30-45min；
(2) silane coupler is added in wollastonite and is surface-treated, silane coupler addition is wollastonite quality
1-2%, under the rotating speed of 500-2000 turn/min, 130-150 DEG C of mixed and modified 45-60min；
(3) titanate coupling agent is added to Pulvis Talci to be surface-treated, titanate coupling agent addition is Pulvis Talci quality
1-2%, turn in 500-2000/rotating speed of min under, 120-130 DEG C of mixed and modified 45-60min；
(4) three kinds of powder body that step (1)～(3) obtain are put in mixing and blending machine in proportion, adds ethene-vinyl acetate
Copolymerization wax compatilizer processes 10-15min at 80-95 DEG C, obtains the modified polypropene composite granule.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610898693.XA CN106543557A (en) | 2016-10-14 | 2016-10-14 | A kind of modified polypropene composite granule and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610898693.XA CN106543557A (en) | 2016-10-14 | 2016-10-14 | A kind of modified polypropene composite granule and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106543557A true CN106543557A (en) | 2017-03-29 |
Family
ID=58368958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610898693.XA Pending CN106543557A (en) | 2016-10-14 | 2016-10-14 | A kind of modified polypropene composite granule and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106543557A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111892748A (en) * | 2020-07-23 | 2020-11-06 | 江西广源化工有限责任公司 | Composite mineral powder for reducing plastic size shrinkage rate and preparation method and application thereof |
| CN114702726A (en) * | 2022-04-13 | 2022-07-05 | 广西科学院 | Preparation method of superfine active talcum powder special for polypropylene plastic for vehicle |
| CN115323526A (en) * | 2022-09-02 | 2022-11-11 | 漳州瑞泉网业制造有限公司 | High-strength polyethylene fishing net fiber and preparation method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102827408A (en) * | 2012-07-05 | 2012-12-19 | 安徽邦尼新材料有限公司 | Polyolefin reinforcing and toughening master batch and production method thereof |
| CN103374162A (en) * | 2012-04-18 | 2013-10-30 | 建德市嘉和新型材料有限公司 | Toughening and rigidity-improving difunctional filling master batch and preparation method thereof |
-
2016
- 2016-10-14 CN CN201610898693.XA patent/CN106543557A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103374162A (en) * | 2012-04-18 | 2013-10-30 | 建德市嘉和新型材料有限公司 | Toughening and rigidity-improving difunctional filling master batch and preparation method thereof |
| CN102827408A (en) * | 2012-07-05 | 2012-12-19 | 安徽邦尼新材料有限公司 | Polyolefin reinforcing and toughening master batch and production method thereof |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111892748A (en) * | 2020-07-23 | 2020-11-06 | 江西广源化工有限责任公司 | Composite mineral powder for reducing plastic size shrinkage rate and preparation method and application thereof |
| CN111892748B (en) * | 2020-07-23 | 2022-03-11 | 江西广源化工有限责任公司 | Composite mineral powder for reducing plastic size shrinkage rate and preparation method and application thereof |
| CN114702726A (en) * | 2022-04-13 | 2022-07-05 | 广西科学院 | Preparation method of superfine active talcum powder special for polypropylene plastic for vehicle |
| CN114702726B (en) * | 2022-04-13 | 2024-02-13 | 广西科学院 | Preparation method of special superfine active talcum powder for automotive polypropylene plastic |
| CN115323526A (en) * | 2022-09-02 | 2022-11-11 | 漳州瑞泉网业制造有限公司 | High-strength polyethylene fishing net fiber and preparation method thereof |
| CN115323526B (en) * | 2022-09-02 | 2023-09-19 | 漳州瑞泉网业制造有限公司 | High-strength polyethylene fishing net fiber and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106543556A (en) | A kind of composite polypropylene filler parent granule and preparation method thereof | |
| WO2018107969A1 (en) | Pc/abs composition, preparation method therefor and use thereof | |
| CN106543557A (en) | A kind of modified polypropene composite granule and preparation method thereof | |
| CN104031418B (en) | Modified calcium carbonate that a kind of dispersity is high and preparation method thereof | |
| CN103408800A (en) | High-dispersivity modified calcium carbonate for color masterbatches and preparation method thereof | |
| CN106543558B (en) | Polypropylene filling master batch and preparation method thereof | |
| CN103739235A (en) | Crack-resistant quartz stone plate and manufacturing method thereof | |
| CN112480477B (en) | Surface modification method of spherical alumina for high-strength epoxy molding compound | |
| CN104312212A (en) | Corrosion-resistant modified calcium carbonate with good comprehensive properties and preparation method of modified calcium carbonate | |
| CN106633734B (en) | A kind of preparation method of magnetic lightweight degradation material suitable for 3D printing | |
| CN102796332B (en) | Polyvinyl chloride/modified nut shell powder composite material and preparation method thereof | |
| CN101580631A (en) | Toughened and modified polyethylene terephthalate composite material and preparation method thereof | |
| CN104031419A (en) | High-density modified calcium carbonate and preparation method thereof | |
| CN105440567A (en) | Brake pad with good braking effect and manufacturing method thereof | |
| CN103408795B (en) | Modified calcium carbonate with fireproof ceilings and preparation method thereof | |
| CN107033567A (en) | Peanut shell powder filled polypropylene lactic acid composite material and preparation method thereof | |
| CN104059389B (en) | Modified calcium carbonate with improved toughness and preparation method of modified calcium carbonate | |
| CN108912481A (en) | A kind of antibacterial flame-retardant polypropylene packaging material and preparation method thereof | |
| US10703672B2 (en) | Artificial glass surface | |
| CN105462080A (en) | Anti-deformation heat preservation compound ethylene propylene diene monomer cable material and preparation method thereof | |
| CN104559113B (en) | Delustring PC/ABS composite | |
| CN106752750A (en) | A kind of cylinder body of hydraulic oil cylinder inwall proprietary powder coatingses | |
| CN106751436B (en) | Phenolaldehyde moulding compound for thin-wall construction | |
| CN105176397A (en) | Paint for plastic product processing mold | |
| WO2019100964A1 (en) | Rice hull powder master batch and preparation method therefor |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170329 |