CN105504524B - A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof - Google Patents

A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof Download PDF

Info

Publication number
CN105504524B
CN105504524B CN201610087080.8A CN201610087080A CN105504524B CN 105504524 B CN105504524 B CN 105504524B CN 201610087080 A CN201610087080 A CN 201610087080A CN 105504524 B CN105504524 B CN 105504524B
Authority
CN
China
Prior art keywords
polypropylene
temperature
pipe compound
impact resistance
high impact
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.)
Active
Application number
CN201610087080.8A
Other languages
Chinese (zh)
Other versions
CN105504524A (en
Inventor
刘海
龚春丽
文胜
郑根稳
李伟
覃彩芹
龚华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hubei Botton Advanced Materials Co Ltd
Hubei Engineering University
Original Assignee
Hubei Botton Advanced Materials Co Ltd
Hubei Engineering University
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Hubei Botton Advanced Materials Co Ltd, Hubei Engineering University filed Critical Hubei Botton Advanced Materials Co Ltd
Priority to CN201610087080.8A priority Critical patent/CN105504524B/en
Publication of CN105504524A publication Critical patent/CN105504524A/en
Application granted granted Critical
Publication of CN105504524B publication Critical patent/CN105504524B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Rigid Pipes And Flexible Pipes (AREA)
  • Laminated Bodies (AREA)

Abstract

The invention discloses a kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof, which is prepared by a certain proportion of polypropylene, superfine silicon dioxide, ethylene octene copolymer, liquid ethylene propylene diene rubber and antioxidant for raw material.Preparation method is：1）Each raw material is weighed by said ratio；2）Superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in mixing in high-speed mixer, obtain modified nucleocapsid particle；3）Polypropylene and ethylene octene copolymer are first placed in mixing in low speed mixer A, are subsequently placed in extruding pelletization in double screw extruder A；Obtain the polypropylene of elastic body toughening modification；4）The polypropylene and antioxidant that nucleocapsid particle, elastic body toughening are modified first are placed in mixing in low speed mixer B, are subsequently placed in extruding pelletization in double screw extruder B, obtain the high impact resistance polypropylene PP Pipe Compound.The PP Pipe Compound has excellent shock resistance.The preparation method technological process of the PP Pipe Compound is simple, and production cost is low.

Description

A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof
Technical field
The present invention relates to technical field of polymer composite materials, be more particularly to a kind of high impact resistance polypropylene PP Pipe Compound and its Preparation method.
Background technology
Polypropylene because having the characteristics that simple synthesis technology, cheap, high comprehensive performance, easily processed into type, Extensive use is able in daily life and industrial production.But polypropylene is poor there are shock resistance, particularly low-temperature impact-resistant The shortcomings that property is poor.In order to further expand polyacrylic application range and extend its product service life, polypropylene is increased Tough modification is particularly important.
Due to elastomeric resilient height, and with the glass transition temperature far below room temperature, elastic body toughening modification poly- third Alkene can cause polyacrylic black brittleness to significantly improve, and mechanism causes polypropylene matrix production for elastomer as dispersed phase Raw yield deformation generates shear-deformable and crazing so as to achieve the purpose that absorb energy.However addition elastomer can lead to poly- third There is a degree of decline in rigidity, tensile strength and the heat resistance of alkene.
The polyacrylic research of rigid inorganic filler toughening is rapidly developed in recent years, but correlative study shows that toughening enhances The PP composite material to work well needs have following characteristics in microstructure：First, inorganic rigid particle can be uniform It is dispersed in polypropylene matrix；Second is that inorganic rigid particle is with polypropylene matrix, there are elastic interfacial phases.Elastic interfacial phase is deposited To have the inorganic rigid particle of certain deformability and polypropylene matrix to provide good interface cohesion, this is also inorganic Rigid particles are capable of where the main points of toughening, however are individually added in inorganic rigid particle and carried out toughening to polypropylene, although can To ensure the intensity of polypropylene material and toughness, but the inorganic rigid particle added in has the toughening effect of polypropylene material Limit.
Above two method carries out toughening modifying to polypropylene and although plays the role of, but each method has centainly Limitation, it is impossible to well to polypropylene carry out toughening modifying.
Invention content
To solve the above-mentioned problems of the prior art, the present invention provides a kind of high impact resistance polypropylene PP Pipe Compound and its systems Preparation Method, the polypropylene dedicated material have excellent shock resistance, can effectively overcome current elastomer and inorganic rigid grain Bottleneck problem existing for sub- toughening modifying polypropylene.
The preparation method technological process is simple, and easy to operate, production cost is low.
In order to realize above-mentioned purpose, the present invention uses following technical scheme：
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
Further preferred：
The antioxidant is antioxidant 1010；
The mesh number of the superfine silicon dioxide is 8000；
The polypropylene trade mark is M 1500；
The ethylene-octene copolymer trade mark is 8150；
The liquid ethylene propylene diene rubber trade mark is CP-1100.
A kind of preparation method of high impact resistance polypropylene PP Pipe Compound, includes the following steps：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, ultra-fine dioxy are weighed according to above-mentioned proportioning SiClx and antioxidant；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and are uniformly mixed, control is mixed at a high speed The mixing velocity of conjunction machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and are uniformly mixed, be subsequently placed in twin-screw Extruding pelletization in extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, three area's temperature It is 190 DEG C to spend, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant being modified nucleocapsid particle, elastic body toughening, which are first placed in low speed mixer B, to be mixed It closes uniform, is subsequently placed in extruding pelletization in double screw extruder B, one area's temperature of control double screw extruder B barrels is 160 DEG C, Two area's temperature are 185 DEG C, three area's temperature are 195 DEG C, and die temperature is 205 DEG C, and screw speed 180r/min obtains the highly resistance Rush polypropylene dedicated material.
Compared with prior art, the present invention haing the following advantages and effect：
1st, the polypropylene dedicated material is using liquid ethylene propylene diene rubber as the nucleocapsid particle of shell, superfine silicon dioxide for core Can significantly improve dispersibility of the superfine silicon dioxide in polypropylene matrix, at the same liquid ethylene propylene diene rubber in polypropylene and Elastic interfacial phase is formed between superfine silicon dioxide, has given full play to the activeness and quietness effect of superfine silicon dioxide.
2nd, ethylene-octene copolymer and nucleocapsid particle together play polypropylene matrix the effect of coordination plasticizing, Thus prepared polypropylene dedicated material has excellent shock resistance, while also has good tensile resistance, higher Softening temperature and good processing performance.
3rd, the preparation method technological process of the polypropylene dedicated material is simple, and process conditions are simple and easy to control, thus are produced into This is low.
Specific embodiment
With reference to specific embodiment, the present invention is described in detail.
The source of raw material is as follows used in 1-9 of the embodiment of the present invention：
Polypropylene is the homopolypropylene of LG Corp of South Korea production, and the trade mark is M 1500；
Product of the ethylene-octene copolymer for DuPont Corporation's production, the trade mark 8150；
Product of the liquid ethylene propylene diene rubber for SUMITOMO CHEMICAL chemical production, trade mark CP-1100；
Product of the superfine silicon dioxide for the production of Guangzhou Dan Long trade Co., Ltds, mesh number 8000, trade mark A90；
Antioxidant 1010 is the product of German BASF joint-stock company production.
The source of equipment is as follows used in 1-9 of the embodiment of the present invention：
High-speed mixer：Guangzhou Xu Lang mechanical equipments Co., Ltd produces, model XL-20B；
Low speed mixer A：Zhangjagang City hundred million is produced into Machinery Co., Ltd., model GH-200A；
Low speed mixer B：Zhangjagang City hundred million is produced into Machinery Co., Ltd., model GH-200A；
Double screw extruder A：Nanjing Jie Ente electromechanics Co., Ltd produces, model SHJ-60B；
Double screw extruder B：Nanjing Jie Ente electromechanics Co., Ltd produces, model SHJ-60B.
Embodiment 1
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 2
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 3
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 4
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 5
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 6
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 7
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 8
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and mixed 3 minutes, control is at a high speed The mixing velocity of mixing machine is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
Embodiment 9
A kind of high impact resistance polypropylene PP Pipe Compound, is prepared by the raw material of following parts by weight：
The preparation method of above-mentioned high impact resistance polypropylene PP Pipe Compound, step are：
1) polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, superfine silicon dioxide are weighed by said ratio And antioxidant 1010；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer high speed to mix 3 minutes, control The mixing velocity of high-speed mixer is 25000r/min, obtains modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and mixed 2 minutes, be subsequently placed in double spiral shells Extruding pelletization in bar extruder A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, 3rd area Temperature is 190 DEG C, and die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant 1010 being modified nucleocapsid particle, elastic body toughening are first placed in low speed mixer B Middle mixing 5 minutes, is subsequently placed in extruding pelletization in double screw extruder B, and one area's temperature of control double screw extruder B barrels is 160 DEG C, two area's temperature be 185 DEG C, three area's temperature are 195 DEG C, die temperature be 205 DEG C, screw speed 180r/min is obtained The high impact resistance polypropylene PP Pipe Compound.
The property indices of high impact resistance polypropylene PP Pipe Compound prepared by testing example 1-9, test result is as follows table institute Show：
As seen from the above table, notch impact strength of the high impact resistance polypropylene PP Pipe Compound that prepared by embodiment 1-9 at 23 DEG C reaches 34.7kJ/m2More than, the notch impact strength at -20 DEG C reaches 15.7kJ/m2More than, illustrate high impact resistance polypropylene of the invention PP Pipe Compound has excellent room temperature shock resistance and low-temperature impact resistance；High impact resistance polypropylene prepared by embodiment 1-9 is special The tensile strength of materials reaches more than 26.8MPa, illustrates the high impact resistance polypropylene PP Pipe Compound of the present invention and has good stretch-resistance Energy；The Vicat softening point of high impact resistance polypropylene PP Pipe Compound prepared by embodiment 1-9 illustrates the highly resistance of the present invention up to 138 DEG C or more Polypropylene dedicated material is rushed with higher softening temperature；The melt index of high impact resistance polypropylene PP Pipe Compound prepared by embodiment 1-9 Not less than 4.8g/10min, illustrating the high impact resistance polypropylene PP Pipe Compound of the present invention has good processing performance.
In conclusion the high impact resistance polypropylene PP Pipe Compound of the present invention has excellent shock resistance, good stretch-proof Performance, higher softening temperature and good processing performance.

Claims (5)

1. a kind of high impact resistance polypropylene PP Pipe Compound, it is characterised in that be prepared by the raw material of following parts by weight：
The preparation method of the high impact resistance polypropylene PP Pipe Compound, includes the following steps：
1) proportioning described in accordance with the claim 1 weighs polypropylene, ethylene-octene copolymer, liquid ethylene propylene diene rubber, ultra-fine Silica and antioxidant；
2) superfine silicon dioxide and liquid ethylene propylene diene rubber are placed in high-speed mixer and are uniformly mixed, control high-speed mixer Mixing velocity for 25000r/min, obtain modified nucleocapsid particle；
3) polypropylene and ethylene-octene copolymer are first placed in low speed mixer A and are uniformly mixed, be subsequently placed in twin-screw extrusion Extruding pelletization in machine A, one area's temperature of control double screw extruder A barrels is 150 DEG C, two area's temperature are 180 DEG C, three area's temperature are 190 DEG C, die temperature is 200 DEG C, screw speed 160r/min, obtains the polypropylene of elastic body toughening modification；
4) polypropylene and antioxidant being modified nucleocapsid particle, elastic body toughening, which are first placed in low speed mixer B, to be mixed It is even, extruding pelletization in double screw extruder B is subsequently placed in, one area's temperature of control double screw extruder B barrels is 160 DEG C, 2nd area Temperature is 185 DEG C, three area's temperature are 195 DEG C, and die temperature is 205 DEG C, and screw speed 180r/min obtains the high impact poly Propylene PP Pipe Compound.
2. high impact resistance polypropylene PP Pipe Compound according to claim 1, it is characterised in that：
3. high impact resistance polypropylene PP Pipe Compound according to claim 1, it is characterised in that：
4. high impact resistance polypropylene PP Pipe Compound according to claim 1, it is characterised in that：The antioxidant is antioxidant 1010。
5. high impact resistance polypropylene PP Pipe Compound according to claim 1, it is characterised in that：The mesh of the superfine silicon dioxide Number is 8000.
CN201610087080.8A 2016-02-16 2016-02-16 A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof Active CN105504524B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610087080.8A CN105504524B (en) 2016-02-16 2016-02-16 A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610087080.8A CN105504524B (en) 2016-02-16 2016-02-16 A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof

Publications (2)

Publication Number Publication Date
CN105504524A CN105504524A (en) 2016-04-20
CN105504524B true CN105504524B (en) 2018-06-12

Family

ID=55712852

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610087080.8A Active CN105504524B (en) 2016-02-16 2016-02-16 A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof

Country Status (1)

Country Link
CN (1) CN105504524B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113845733B (en) * 2021-09-29 2023-04-28 湖北工程学院 Polypropylene blend material filled with waste rubber powder and preparation method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1400252A (en) * 2001-08-01 2003-03-05 上海杰事杰新材料股份有限公司 Modified asphalt composite and its preparation method

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1400252A (en) * 2001-08-01 2003-03-05 上海杰事杰新材料股份有限公司 Modified asphalt composite and its preparation method

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
正交设计优化纳米SiO2/POE/PP体系配方;刘永焯等;《塑料工业》;20131220;第41卷(第12期);第17-20页 *

Also Published As

Publication number Publication date
CN105504524A (en) 2016-04-20

Similar Documents

Publication Publication Date Title
CN102993556B (en) Polypropylene composite, its preparation method and application thereof
CN107434913B (en) Halogen-free flame-retardant anti-UV strong-bonding PA encapsulating material and preparation method thereof
CN106752633B (en) A kind of easy spray coating polypropylene composite material and preparation method and application
CN109456563B (en) Special material for UHMWPE alloy compatibilization toughening modified polypropylene corrugated pipe and preparation method thereof
CN102516655B (en) Strengthening and toughening polypropylene composite and preparation method thereof
CN102234401B (en) Calcium sulfate whisker modified polystyrene composite material, and preparation method thereof.
CN104403258A (en) Antiflaming reinforcing ABS composite material and preparation method thereof
CN105385088B (en) A kind of polypropene composition and preparation method thereof
CN103897268A (en) Medical antibacterial toughened anti-static polypropylene composite material and preparation method thereof
CN102875898A (en) Organosilicone modified polypropylene and preparation method thereof
CN107418197B (en) Heat-conducting nylon engineering plastic and preparation method thereof
CN102532694A (en) Composite material with high melt index and preparation method thereof
CN105504524B (en) A kind of high impact resistance polypropylene PP Pipe Compound and preparation method thereof
CN103087428A (en) Irradiating and crosslinking ethylene-propylene elastomer insulating material and preparation method thereof
CN106479146A (en) A kind of new PC/TPU alloy material and preparation method thereof
CN102304268A (en) Modified acrylonitrile-butadiene-styrene copolymer and preparation process thereof
CN103665570B (en) A kind of ultralow-temperature flexibility polypropene composition and preparation method thereof
CN102229720B (en) High impact polypropylene composition and preparation method thereof
CN103396643A (en) Modifier-containing polyacrylate grafted vinyl chloride composite resin composition
CN106496765B (en) A kind of lightweight high specific strength modified polypropylene material and preparation method thereof
CN102731910B (en) Non-elastomer/polypropylene blended composite material
CN111040307A (en) Polypropylene corrugated pipe composite material and preparation method of composite polypropylene corrugated pipe
CN108276684A (en) A kind of nanometer composite polypropylene material and preparation method thereof for lightweight injection-moulded plastic part
CN106519622B (en) A kind of macromolecule Polycarbonate alloy material and preparation method thereof
CN106751354A (en) A kind of core layer material and preparation method thereof

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant