CN109233090A - A kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof - Google Patents
A kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof Download PDFInfo
- Publication number
- CN109233090A CN109233090A CN201810843374.8A CN201810843374A CN109233090A CN 109233090 A CN109233090 A CN 109233090A CN 201810843374 A CN201810843374 A CN 201810843374A CN 109233090 A CN109233090 A CN 109233090A
- Authority
- CN
- China
- Prior art keywords
- reinforced polypropylene
- fiber glass
- oxidative aging
- glass reinforced
- thermo oxidative
- 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.)
- Withdrawn
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/04—Reinforcing macromolecular compounds with loose or coherent fibrous material
- C08J5/0405—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres
- C08J5/043—Reinforcing macromolecular compounds with loose or coherent fibrous material with inorganic fibres with glass fibres
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
- C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
- C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2323/10—Homopolymers or copolymers of propene
- C08J2323/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
- C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
- C08J2423/04—Homopolymers or copolymers of ethene
- C08J2423/06—Polyethene
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J2451/00—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers
- C08J2451/06—Characterised by the use of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
-
- C—CHEMISTRY; METALLURGY
- 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
- C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
- C08J2483/04—Polysiloxanes
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The present invention discloses a kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof, and material is composed of the following components: polypropylene, glass fibre, matal deactivator, silicone master batch, compatilizer, antioxidant, light stabilizer, nucleating agent and lubricant.The present invention is acted on using the collaboration thermo oxidative aging between functional additive, and complexed metal passivator inhibits metal ion to the aged catalyst of material matrix, so that significantly improving with metal insert material thermo oxidative aging performance；Reinforced polypropylene produced by the present invention, which has, resists long-term thermo-oxidative ageing, after 150 DEG C/1500h thermo-oxidative ageing the advantages of performance retention rate > 85%, the catalysis aging of polymeric matrix is influenced for the problem that metal ion can be eliminated with metal insert injected plastics material, solve reinforced polypropylene product in automobile, household electrical appliances, field of electronic materials application environment be limited, Long-Term Properties are substantially decayed.
Description
Technical field
The present invention relates to technical field of macromolecules, and in particular to a kind of thermo oxidative aging fiber glass reinforced polypropylene material and its
Preparation method.
Background technique
Polypropylene PP has been widely used for the industries such as automobile, household electrical appliance, electronic apparatus, with the continuous hair of every profession and trade
Exhibition is grown, and the application of PP composite material also deepens continuously and extends, and fiberglass reinforced PP material is that have high intensity, dimensionally stable
It is good, it is a kind of high-strength material, i.e., after adding glass fiber reinforcement, it is steady greatly improves its mechanical performance, heat resistance and size
It is qualitative.High strength structure product, automobile, household electrical appliances etc. can be met in practical applications to mould Dai Gang and replace enhancement engineering plastics
The requirement in field.But due to containing tertiary carbon atom in PP material molecule chain, the extraneous factors such as easily heated, oxygen, light and
Cause and decompose, in product long-term use process, may be attacked by hot oxygen and gradually degrade.
Current kind antioxidant each on the market emerges one after another, and the universal product often only has short-term heat resistanceheat resistant oxygen effect, with
The continuous subdivision of product category, the continuous variation of use environment is so that the requirement to material is also increasingly strict, plastic material
It is endowed new " mission ", for the plastic structural part and functor being chronically exposed in hot oxygen environment with metal insert,
Its performance retention rate height in the environment directly affects product service life, therefore, research and improves the anti-long term thermal oxygen of material
Ageing properties are particularly important.
Summary of the invention
To cope with the deficiencies in the prior art, the present invention provides a kind of thermo oxidative aging fiber glass reinforced polypropylene material and its system
Preparation Method.
Its technical solution is as follows: a kind of thermo oxidative aging fiber glass reinforced polypropylene material, it is characterised in that: by following components
It forms in parts by weight:
Further, the polypropylene is at least one of syndiotactic polypropylene, random polypropylene.
Further, it is 10-14 μm that the glass fibre, which is diameter, and length is the glass chopped original of 3.0-4.5mm
Silk；The silicone master batch is using HDPE as carrier, and wherein silicon compound content is 50-65wt%.
Further, the antioxidant includes DSTP, further includes Hinered phenols antioxidant, in phosphite ester antioxidant
It is at least one；Wherein the DSTP is 0.4-0.7 parts.
Further, the matal deactivator is N, and N '-two replaces hydrazine class compound, hydrazone compounds, fragrant hydrazides chemical combination
At least one of object；The N, N '-two replace hydrazine class compound by aromatic hydrazide and the disubstituted fatty acid response of hindered phenol
It is made；The hydrazone compounds are reacted to obtain by aromatic aldehyde with aromatic hydrazide；The virtue hydrazide compound is by aromatic series dicarboxyl
The hydrazides of acid reacts generation with fat acyl chloride.
Further, the compatilizer is the polypropylene grafted maleic anhydride of grafting rate 1.5-2.0%.
Further, the light stabilizer is hindered amine light stabilizer, and the nucleating agent is α nucleating agent.
Further, the lubricant is polyethylene wax, stearate, ethylene bis stearamide, the double tristearin of grafting ethylene
At least one of amide.
It is another object of the present invention to provide a kind of preparation method of thermo oxidative aging fiber glass reinforced polypropylene material,
The following steps are included:
Polypropylene, compatilizer, light stabilizer, nucleating agent, antioxidant, lubricant, silicone master batch and gold are weighed according to the proportion
Belong to passivator, the mixing machine high speed mixing 2-10min for being connected with nitrogen protection is added together, obtains mixed material；It is protected in nitrogen
Under shield, mixed material is put into double screw extruder and is melted, then glass fibre 30-50 is added from the side spout of extruder
Part, it squeezed out, be granulated obtained thermo oxidative aging fiber glass reinforced polypropylene material.
Further, the barrel temperature of the double screw extruder is 205-220 DEG C, screw speed 400-600r/
Min, vacuum degree are -0.04~-0.1MPa.
The invention has the beneficial effects that:
1, types of functionality auxiliary agent plays different role in the processing of material and long-term use process in the present invention, and
Synergistic effect can be generated between each other.Particularly, it is contemplated that metal ion, which is easy to be catalyzed, in thermal environment causes oxidation reaction
And accelerated material aging, the selection addition of matal deactivator are also particularly important.
2, compatilizer grafting rate can guarantee that glass and substrate have more binding sites in 1.5-2.0% in the present invention, and
There must not be free maleic anhydride to remain, be primarily due to the decomposition that higher level of residual monomers influences whether the compatilizer initial stage
Temperature, so to use the material system of compatilizer compared with being had an impact under operation at high temperature, promote for a long time destroy PP molecule
Chain structure.
3, short glass fiber draw ratio is bigger, and the mechanical property of material is more excellent.
4, hindered amine light stabilizer is in addition to excellent anti-light aging effect, while having extremely superior solar heat protection oxygen old
Change effect, hindered amine light stabilizer generate NO free radical in the material, and NO free radical cooperates with work with phenolic antioxidant
With the free radical in elimination ageing process extends the dusting time of material so that oxidation be prevented even to react.
5, for the material used in hot oxygen environment for a long time, common antioxidant can not play under high temperature environment
Permanently effective effect, the activity of sulphur bridge at high temperature in DSTP is higher, can effectively decomposing copolymer hydroperoxides, make
Be converted into stable product, give thermo-oxidative ageing under polymer harsh conditions and colour stable protection.
6, the effect of nucleating agent essentially consists in the crystallinity for improving and improving material, and spherocrystal crystal grain more refines, between spherocrystal
Interface disappear substantially, crystalline density increases, and crystal is finer and close to also finer and close, the more perfect crystalline structure energy in surface
Osmosis of the blocking oxygen to material internal is enough played, it is internally free from material surface to can be effectively reduced oxygen and heat
The probability of diffusion improves the thermal-oxidative aging property of material.
7, one layer of lubricant layer is formed in material surface during machine-shaping after silicone master batch addition, material is effectively reduced
The coefficient of friction on surface, for PP+GF material, demoulding, which has some setbacks, will lead to the certain external influence of material release process receiving
There is internal stress part in the long-term use and be easy to appear stress cracking and performance degradation in power to generate internal stress.
8, for metal insert injected plastics material, plastics directly with metalwork Long Term Contact, in long term thermal oxygen environment
Metal ion can speed up material matrix degradation, and matal deactivator is able to suppress metal ion to the catalytic activity of plastic material,
It is used in compounding the oxidation induction period for being able to extend material and ageing-resistant service life with antioxidant, and significant effect is better than that antioxygen is applied alone
Agent.
Metal insert injection molding long-acting special thermo oxidative aging fiber glass reinforced polypropylene material of the present invention is using general PP
Substrate, glass fibre, nucleating agent, compatilizer, DSTP, lubricant, antioxidant and matal deactivator are made, and raw material are easy to get simultaneously
It can be directly used for industrialized production.Metal insert injection molding long-acting special thermo oxidative aging fiber glass reinforced polypropylene material passes through addition
Matal deactivator can pointedly be applied in the material being molded with metal insert, effectively solve because metal ion is urged
The accelerated degradation changing aging action and causing.Thermo oxidative aging fiber glass reinforced polypropylene material thermo oxidative aging performance is excellent, energy
Enough it is applied to the product used in long term thermal oxygen environment.
The present invention uses fiber glass reinforced polypropylene material as main body, and chopped glass fiber and types of functionality auxiliary agent is added,
It is made by twin-screw extrusion.The present invention is acted on using the collaboration thermo oxidative aging between functional additive, complexed metal passivation
Agent inhibits metal ion to the aged catalyst of material matrix, so that significantly improving with metal insert material thermo oxidative aging performance；
Reinforced polypropylene produced by the present invention, which has, resists long-term thermo-oxidative ageing, performance retention rate > after 150 DEG C/1500h thermo-oxidative ageing
85% the advantages of, influences the catalysis aging of polymeric matrix for that can eliminate metal ion with metal insert injected plastics material,
Solve reinforced polypropylene product in automobile, household electrical appliances, field of electronic materials application environment be limited, Long-Term Properties are substantially decayed
The problem of.
Specific embodiment
To be best understood from the present invention, the present invention will be further described below with reference to examples, and following embodiment is only pair
The present invention is illustrated rather than is limited to it.
Embodiment 1
The preparation method of thermo oxidative aging fiber glass reinforced polypropylene material in the present embodiment is the following steps are included: by weight
Proportion weighs 4 parts of polypropylene grafted maleic anhydride, the hindered amine light stabilizer of 64 parts of syndiotactic polypropylene, grafting rate for 1.5%
0.1 part, 0.4 part of DSTP, 0.15 part of α nucleating agent, 0.4 part of Hinered phenols antioxidant, 0.3 part of polyethylene wax, silicone master batch 0.4
Part and 0.5 part of hydrazone compounds, together be added be connected with nitrogen protection mixing machine high speed mixing 2min, obtain mixed material；
Under nitrogen protection, mixed material is put into double screw extruder and is melted, then diameter is added from the side spout of extruder and is
10 μm, length is 30 parts of fiberglas chopped strand of 3.0mm, is squeezed out, is granulated obtained thermo oxidative aging fiberglass reinforced poly- third
Alkene material；Wherein, for silicone master batch using HDPE as carrier, silicon compound content is 50wt%, the barrel temperature of double screw extruder
It is 210 DEG C, screw speed 450r/min, vacuum degree is -0.04MPa.
Embodiment 2
The preparation method of thermo oxidative aging fiber glass reinforced polypropylene material in the present embodiment is the following steps are included: by weight
Proportion weighs 5 parts of polypropylene grafted maleic anhydride, the hindered amine light stabilizer 0.3 of 40 parts of random polypropylene, grafting rate 1.7%
Part, 0.6 part of DSTP, 0.2 part of α nucleating agent, 0.4 part of phosphite ester antioxidant, 0.2 part of ethylene bis stearamide, silicone master batch
The mixing machine high speed mixing 6min for being connected with nitrogen protection is added in 0.6 part and 0.2 part of hydrazine class compound of N, N '-two substitution together,
Obtain mixed material；Under nitrogen protection, mixed material is put into double screw extruder and is melted, then from the side feed material of extruder
It is 12 μm that diameter, which is added, in mouth, and length is 40 parts of fiberglas chopped strand of 4.0mm, is squeezed out, is granulated obtained thermo oxidative aging
Fiber glass reinforced polypropylene material；Wherein, for silicone master batch using HDPE as carrier, silicon compound content is 60wt%, twin-screw extrusion
The barrel temperature of machine is 220 DEG C, screw speed 600r/min, and vacuum degree is -0.1MPa.
Embodiment 3
The preparation method of thermo oxidative aging fiber glass reinforced polypropylene material in the present embodiment is the following steps are included: by weight
Proportion weigh totally 70 parts of syndiotactic polypropylene and random polypropylene, grafting rate 2.0% 8 parts of polypropylene grafted maleic anhydride, be obstructed
0.5 part of amine light stabilizer, 0.7 part of DSTP, 0.4 part of α nucleating agent, 0.9 part of phosphite ester antioxidant, stearate 0.3
Part, 0.2 part of ethylene bis stearamide of grafting, 1 part of silicone master batch, fragrant 0.3 part and 0.5 part of hydrazone compounds of hydrazide compound, one
It rises and the mixing machine high speed mixing 10min for being connected with nitrogen protection is added, obtain mixed material；Under nitrogen protection, by mixture
It is melted in material investment double screw extruder, then it is 14 μm that diameter, which is added, from the side spout of extruder, length is the glass of 4.5mm
It 50 parts of fiber chopped strand, squeezed out, be granulated obtained thermo oxidative aging fiber glass reinforced polypropylene material；Wherein, silicone master batch with
HDPE is carrier, and silicon compound content is 65wt%, and the barrel temperature of double screw extruder is 205 DEG C, screw speed 600r/
Min, vacuum degree are -0.08MPa.
By thermo oxidative aging fiber glass reinforced polypropylene material made from above-described embodiment 1-3 and common reinforced polypropylene,
The main physical index of polypacific PP/3083HS according to coherent detection standard testing, tensile strength, bending strength,
The examination criteria of bending modulus and Izod notched impact strength is as shown in the table with testing result:
As can be known from the above table, thermo oxidative aging fiber glass reinforced polypropylene material prepared by the present invention is using polypropylene as substrate,
Under nitrogen protection, glass fibre, nucleating agent, compatilizer, lubricant, antioxidant and matal deactivator is added and is made, 150 DEG C/
Material comprehensive performance retention rate is all larger than 85% after 1500h thermo-oxidative ageing, only adds 0.1-0.2 in common reinforced polypropylene material
Part antioxidant, in persistently hot oxygen environment, it is difficult to play the role of protecting matrix.
By embodiment 1 (30GF) fiber glass reinforced polypropylene material, common fiber glass reinforced polypropylene material (30GF) and
Polypacific PP/3083HS (30GF) is compared in the material appearance of 150 DEG C/1500H thermo-oxidative ageing after the test,
And tension test is done respectively to the material after heat endowment China, Experimental Comparison result is as shown in the table:
As seen from the above table after 150 DEG C/1500H thermo-oxidative ageing, common glass fiber reinforced materials color is obviously turned to be yellow, and material is whole
Complete aging damage, tension failure form are rendered as " tearing " structure, can say without application value；The surface PP/3083HS
Floating fine more serious, this is primarily due to material surface and directly contacts with environment, most deep by thermo-oxidative ageing degree, and it is existing dusting occur
As fixture retained part active force, which is greater than material, in drawing process can bear maximum, force, cause material that can not be tested；It is real
The reinforced polypropylene material appearance in example 1 is applied visually without obvious floating fibre, it is due just that glass fiber reinforced materials institute is presented in tension failure
Property fracture, and fracture location is located at fracture zone.
Embodiment described above only describe the preferred embodiments of the invention, not to model of the invention
It encloses and is defined, without departing from the spirit of the design of the present invention, those of ordinary skill in the art are to technical side of the invention
The various changes and improvements that case is made should all be fallen into the protection scope that claims of the present invention determines.
Claims (10)
1. a kind of thermo oxidative aging fiber glass reinforced polypropylene material, it is characterised in that: be made of in parts by weight following components:
40-70 parts of polypropylene；
30-50 parts of glass fibre；
0.2-0.8 parts of matal deactivator；
0.4-1 parts of silicone master batch；
4-8 parts of compatilizer；
0.8-1.6 parts of antioxidant；
0.1-0.5 parts of light stabilizer；
0.1-0.4 parts of nucleating agent；
0.2-0.5 parts of lubricant.
2. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the polypropylene is
At least one of syndiotactic polypropylene, random polypropylene.
3. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the glass fibre
It is 10-14 μm for diameter, length is the fiberglas chopped strand of 3.0-4.5mm；The silicone master batch be using HDPE as carrier,
Wherein silicon compound content is 50-65 wt%.
4. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the antioxidant packages
DSTP is included, further includes at least one of Hinered phenols antioxidant, phosphite ester antioxidant；Wherein the DSTP is 0.4-
0.7 part.
5. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the metal passivation
Agent is N, and N '-two replaces at least one of hydrazine class compound, hydrazone compounds, fragrant hydrazide compound；The N, N '-two replace
Hydrazine class compound is made by aromatic hydrazide and the disubstituted fatty acid response of hindered phenol；The hydrazone compounds are by aromatic aldehyde and virtue
Fragrant race's hydrazides reacts to obtain；The virtue hydrazide compound reacts generation with fat acyl chloride by the hydrazides of aromatic dicarboxylic acid.
6. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the compatilizer is
The polypropylene grafted maleic anhydride of grafting rate 1.5-2.0%.
7. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the light is stablized
Agent is hindered amine light stabilizer, and the nucleating agent is α nucleating agent.
8. thermo oxidative aging fiber glass reinforced polypropylene material according to claim 1, it is characterised in that: the lubricant is
At least one of polyethylene wax, stearate, ethylene bis stearamide, grafting ethylene bis stearamide.
9. the method for the preparation such as described in any item thermo oxidative aging fiber glass reinforced polypropylene materials of claim 1-8, feature
It is: the following steps are included:
Polypropylene, compatilizer, light stabilizer, nucleating agent, antioxidant, lubricant, silicone master batch and metallic blunt are weighed according to the proportion
The mixing machine high speed mixing 2-10min for being connected with nitrogen protection is added together, obtains mixed material for agent；Under nitrogen protection,
Mixed material is put into double screw extruder and is melted, then is added glass fibre 30-50 parts from the side spout of extruder, through squeezing
Out, it is granulated and thermo oxidative aging fiber glass reinforced polypropylene material is made.
10. the preparation method of thermo oxidative aging fiber glass reinforced polypropylene material according to claim 9, it is characterised in that:
The barrel temperature of the double screw extruder be 205-220 DEG C, screw speed 400-600r/min, vacuum degree be -0.04~-
0.1MPa。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810843374.8A CN109233090A (en) | 2018-07-27 | 2018-07-27 | A kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810843374.8A CN109233090A (en) | 2018-07-27 | 2018-07-27 | A kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109233090A true CN109233090A (en) | 2019-01-18 |
Family
ID=65073156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810843374.8A Withdrawn CN109233090A (en) | 2018-07-27 | 2018-07-27 | A kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109233090A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698756A (en) * | 2019-09-29 | 2020-01-17 | 广东轻工职业技术学院 | High weld mark strength glass fiber reinforced polypropylene composite material and preparation method thereof |
| CN111455559A (en) * | 2020-04-15 | 2020-07-28 | 北京机科国创轻量化科学研究院有限公司德州分公司 | Short-process melt-blown non-woven fabric processing technology and device and non-woven fabric |
| CN112430363A (en) * | 2020-11-18 | 2021-03-02 | 上海日之升科技有限公司 | Low-density high-light-transmission long-term thermal-oxidative-aging-resistant polypropylene material and preparation method thereof |
| CN112839809A (en) * | 2019-03-12 | 2021-05-25 | 积水化学工业株式会社 | Mold release film |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104419058A (en) * | 2013-08-29 | 2015-03-18 | 合肥杰事杰新材料股份有限公司 | Polypropylene composition and preparation method thereof |
-
2018
- 2018-07-27 CN CN201810843374.8A patent/CN109233090A/en not_active Withdrawn
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104419058A (en) * | 2013-08-29 | 2015-03-18 | 合肥杰事杰新材料股份有限公司 | Polypropylene composition and preparation method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112839809A (en) * | 2019-03-12 | 2021-05-25 | 积水化学工业株式会社 | Mold release film |
| CN110698756A (en) * | 2019-09-29 | 2020-01-17 | 广东轻工职业技术学院 | High weld mark strength glass fiber reinforced polypropylene composite material and preparation method thereof |
| CN111455559A (en) * | 2020-04-15 | 2020-07-28 | 北京机科国创轻量化科学研究院有限公司德州分公司 | Short-process melt-blown non-woven fabric processing technology and device and non-woven fabric |
| CN112430363A (en) * | 2020-11-18 | 2021-03-02 | 上海日之升科技有限公司 | Low-density high-light-transmission long-term thermal-oxidative-aging-resistant polypropylene material and preparation method thereof |
| CN112430363B (en) * | 2020-11-18 | 2022-07-29 | 上海日之升科技有限公司 | Low-density high-light-transmission long-term thermal-oxidative-aging-resistant polypropylene material and preparation method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109233090A (en) | A kind of thermo oxidative aging fiber glass reinforced polypropylene material and preparation method thereof | |
| CN111004489B (en) | High weather-proof, hydrolysis-resistant and antistatic PC/ABS alloy and preparation method thereof | |
| CN106700235A (en) | High-transparency and flame-retardant PP (polypropylene)/COC (cycloolefin copolymer) composite and preparation method thereof | |
| CN113999498B (en) | Low-post-shrinkage high-toughness flame-retardant PBT/PC composition, and preparation method and application thereof | |
| CN102585378A (en) | High heat resistant glass fiber enhanced halogen-free flame retardant polypropylene and preparation method thereof | |
| CN109721991B (en) | Anti-aging PC/ABS alloy plastic and preparation method thereof | |
| JP2004197068A (en) | Filler-containing polyolefin resin composition, pellet and its molded product | |
| CN103694655B (en) | Heat-and-humidity-repolybutylene polybutylene terephthalate | |
| CN110724331B (en) | Polyethylene composition suitable for high-speed processing for cable sheath and preparation method thereof | |
| JP4165814B2 (en) | Process for producing modified polyolefin resin and modified polyolefin resin | |
| CN111423541A (en) | High-melt-strength polypropylene and preparation method thereof | |
| JP2015527475A (en) | Primary mixture of crosslinking initiator and accelerator | |
| CN105237881A (en) | Toughening modified recycled polypropylene micro-crosslinking master batch and preparation method thereof | |
| CN113292838B (en) | Halogen-free low-warpage low-linear-expansion-coefficient extrusion-grade thin-wall flame-retardant polycarbonate composite material and preparation method thereof | |
| CN110194888A (en) | High tenacity high-temp resistant fire-retarding thermoplastic material and its manufacturing method | |
| Shenavar et al. | Morphology, thermal, and mechanical properties of acrylonitrile–butadiene–styrene/carbon black composites | |
| CN111635482B (en) | High-melt-strength polypropylene resin and preparation method thereof | |
| CN111303604B (en) | Polycarbonate/polyethylene terephthalate-1, 4-cyclohexanedimethanol ester alloy material and preparation method thereof | |
| CN107868340A (en) | A kind of co-blend polypropylene is material modified | |
| JPH0425291B2 (en) | ||
| JP3623585B2 (en) | Modified polypropylene resin and process for producing the same | |
| CN112778731B (en) | Glass fiber reinforced polycarbonate composition and preparation method and application thereof | |
| CN113462115B (en) | High-weather-resistance spraying-free ABS (acrylonitrile butadiene styrene) composite material and preparation method thereof | |
| CN108099325A (en) | A kind of degradable Biaxially oriented polypropylene adhesive tape basementmembrane and preparation method thereof | |
| KR102055833B1 (en) | Polybutylene terephthalate resin composition and molded product prepared therefrom |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190118 |