CN104418980B - A kind of maleic acid nickel graft polypropylene ionomer and preparation method and application - Google Patents
A kind of maleic acid nickel graft polypropylene ionomer and preparation method and application Download PDFInfo
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- CN104418980B CN104418980B CN201310383151.5A CN201310383151A CN104418980B CN 104418980 B CN104418980 B CN 104418980B CN 201310383151 A CN201310383151 A CN 201310383151A CN 104418980 B CN104418980 B CN 104418980B
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Abstract
The invention discloses a kind of maleic acid nickel graft polypropylene ionomer and preparation method and application, the maleic acid nickel graft polypropylene ionomer adds melting in extruder by polypropylene, initiator, maleic acid nickel, antioxidant and grafting auxiliary agent and is prepared by weight, ionomer preparation technology is simple, non-secondary pollution, and the ionomer has the multi-functional of nucleation and increase-volume：The compatibility of glass and matrix can be not only improved in fiberglass reinforced system, while the weatherability of system can be improved；And in filling system, the compatibility of powder and matrix can be not only improved, while the intensity and modulus of material can be improved.The present invention is modified to fiber glass reinforced polypropylene or inorganic fill polypropylene, can improve the bending modulus, tensile strength and notch impact strength of composite, and the metal ion wherein chelated can improve the weatherability of material.
Description
Technical field
The invention belongs to technical field of polymer composite materials, and in particular to a kind of maleic acid nickel graft polypropylene ionomer
And preparation method and application.
Technical background
Ionomer abbreviation ionomer, also known as from aggressiveness, refer to contain a small amount of ionizable base on macromolecular main chain
Group (wherein the molar content of ionic group be not more than 15%), and the polymerization into salt is neutralized in ionic metal moiety and/or completely
Thing.Because ionomer is in addition to covalent bond, also metal ion key, it can play adjacent macromolecule " apparent crosslinking "
Come, and the polarity spectrum of ionic group and hydrocarbon backbone great disparity, always tend to form its rich region-ion cluster.
Nonpolar macromolecular chain Polypropylene structural is included in maleic acid nickel graft polypropylene ionomer molecules, is contained simultaneously
The maleic anhydride and metal ion structure of polarity, therefore, maleic acid nickel graft polypropylene is in fiberglass reinforced polyolefin and inorganic fills out
Fill in enhancing polyolefin system, non-polar polyolefinic matrix and polarity filler can be connected and played as " bridge "
Imitate compatilizer effect；The effect of the coordination and metallic bond of metal ion in maleic acid nickel graft polypropylene forms microfacies friendship
Lian Dian, turn into the nucleator during polyolefin crystallization, while its special microstructure, be advantageous to polyolefin formed it is special
Crystal formation.
The A of Chinese invention patent CN 101443367 disclose a kind of Reaction extrusion method for being used to prepare ionomer.Should
Method includes：By polymer and the aqueous solution of metal ion containing carboxyl functional group, in response type extruder, through overheating and cutting
Shear force effect prepares metal ionomer.This method preparation process is complicated, it is necessary to produced by two-step method, preparation process not only energy consumption
High, secondary pollution, and the addition of aqueous metallic ions can cause the degraded of polymer, the ionomer of preparation not only stability
Difference, and be difficult to turn into effective auxiliary agent.
Chinese invention patent CN 1430551A announce multi-layer co-extruded ionomeric membrane, which disclose and are filled using ionomer
Work as outer layer, there is excellent weatherability using ionomer, realize the excellent weatherability of PP TYPE.The patent disclose only profit
Multilayer film is prepared with ionomer, without the excellent combination property of ionomer is made full use of.
The content of the invention
Cumbersome, complex process that the present invention for prior art fusion method prepares ionomer preparation procedure, should not management and control, product
Middle accessory substance is more, it is proposed that preparation process is simple, and technique is controllable, and accessory substance is few, the maleic acid nickel graft polypropylene of better function from
Polymers and preparation method thereof.
It is a further object to provide the application of maleic acid nickel graft polypropylene ionomer.
In order to achieve the above object, the present invention is realized by following technical proposal：
A kind of maleic acid nickel graft polypropylene ionomer, is prepared by weight by following component：
Polypropylene：90-100 parts
Initiator：0.1-0.5 parts
Maleic acid nickel：0.1-10 parts
Antioxidant：0.1-0.4 parts
It is grafted auxiliary agent：0.1-0.3 parts.
The polypropylene is HOPP, and under the conditions of 230 DEG C/2.16kg, its melt flow rate (MFR) is 0.5-100g/
10min。
Described initiator is peroxide initiator, specifically there is dicumyl peroxide, dibenzoyl peroxide and peroxidating
One kind in two different nonanoyls.
The molar content of nickel element is less than 15% in described maleic acid nickel.
The grafting auxiliary agent refers to electronics supplying compound, preferably styrene.
The antioxidant is four (β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid) pentaerythritol esters（Antioxidant
1010）, three (2,4- di-tert-butyl-phenyl) phosphite esters（Irgasfos 168）, in the double octadecyls of thio-2 acid at least one
Kind（Antioxidant DSTDP）.
It is a further object to provide the preparation method of above-mentioned maleic acid nickel graft polypropylene ionomer, including with
Lower step：
（1）By proportioning, first initiator and grafting auxiliary agent are dissolved with alcohol；
（2）Will（1）Middle dissolved matter is added in high-speed mixer together with HOPP, maleic acid nickel and is well mixed；
（3）Will（2）Well mixed mixture is added in double screw extruder, and maleic acid is made after melting extrusion is granulated
Nickel graft polypropylene ionomer.
Third object of the present invention is to provide the application of maleic acid nickel graft polypropylene ionomer, and the maleic acid nickel connects
Application of the branch polypropylene ionomer in fiber glass reinforced polypropylene material and inorganic fill polypropylene material as modifying agent, it is described
Maleic acid nickel graft polypropylene ionomer is 0.1-10 parts as the addition parts by weight of modifying agent used time.
Maleic acid nickel graft polypropylene ionomer is added in fiber glass reinforced polypropylene or inorganic fill Pp System
Row is well mixed, then is granulated by double screw extruder and obtains modified composite material.It can not only be gathered with increase-volume fiberglass reinforced
Propylene and the polyacrylic system of inorganic fill, while the intensity and weatherability for improving modified composite material can be played, change material
Expect the multi-functionals such as crystal formation.
The present invention compared with prior art, has advantages below：
1st, maleic acid nickel graft polypropylene ionomer preparation technology of the invention is simply controllable, it is easy to accomplish industrial scale
Change.
2nd, the maleic acid nickel graft polypropylene ionomer prepared in the present invention can be used in different systems and play difference
Function：It can not only improve the compatibility of glass and matrix in fiberglass reinforced system, while can improve the resistance to of system
Hou Xing；And in filling system, the compatibility of powder and matrix can be not only improved, while the intensity and mould of material can be improved
Amount.
3rd, maleic acid nickel graft polypropylene ionomer of the invention enters to fiber glass reinforced polypropylene or inorganic fill polypropylene
Row is modified, and can improve the bending modulus, tensile strength and notch impact strength of composite, and the metal ion wherein chelated
The weatherability of material can be improved.
Embodiment：
Embodiment is given below so that the present invention to be specifically described, it is necessary to it is pointed out here that be following examples only
It is used to further illustrate the present invention, it is impossible to be interpreted as limiting the scope of the invention, the field is skilled in technique
Some nonessential modifications and adaptations that personnel make according to present invention to the present invention still fall within protection scope of the present invention.
The preparation method of maleic acid nickel graft polypropylene ionomer of the embodiment of the present invention, comprises the following steps：
（1）By proportioning, first initiator and grafting auxiliary agent are dissolved with alcohol；
（2）Will（1）Middle dissolved matter is added in high-speed mixer together with polypropylene, maleic acid nickel and is well mixed；
（3）Will（2）Well mixed mixture is added in double screw extruder, and maleic acid is made after melting extrusion is granulated
Nickel graft polypropylene ionomer.
In maleic acid nickel graft polypropylene ionomer concrete application system, by maleic acid nickel graft polypropylene ionomer and again
The other compositions of condensation material are mixed together uniformly, and modified composite material is prepared by double screw extruder granulation.
Initiator selects dicumyl peroxide in embodiment, is grafted selection of auxiliary styrene.Polypropylene selects melt flow
The HOPP that dynamic speed is 0.5-100g/10min.
Embodiment 1
Weigh 90 parts of HOPP, 0.5 part of dicumyl peroxide, 10 parts of maleic acid nickel respectively by weight ratio；Antioxygen
Agent 1010 is 0.1 part, and styrene is 0.1 part, is put into homogenizer, after closed upper lid, opens mixer, regulation rotating speed is
After 1000rpm stirrings 5min, the mixture to stir is added in double screw extruder, through melting extrusion, after water cooling,
The particle that length is 3mm is cut into by pelleter, obtains maleic acid nickel graft polypropylene ionomer.Wherein, the processing temperature of extruder
Degree is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, engine speed 60rpm, and vacuum is
0.3MPa。
Weigh 0.1 part of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation, polypropylene 90 respectively by weight ratio
Part, alkali-free chopped glass fiber 305K is 10 parts, and antioxidant 1010 after high-speed mixer mixes, adds double screw extruder for 2 parts
In, through melting extrusion, then after water cooling, the particle that length is 3mm is cut into by pelleter, obtains strengthening modified polypropene material
Material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, leads
Machine rotating speed is 60rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, directly will be poly-
90 parts of propylene, alkali-free chopped glass fiber 305K are 10 parts, and antioxidant 1010 after high-speed mixer mixes, adds twin-screw for 2 parts
Through melting extrusion in extruder, then after water cooling, the particle that length is 3mm is cut into by pelleter, fiberglass reinforced is obtained and gathers
Propylene material is as a comparison case.
Embodiment 2
Weigh 95 parts of HOPP, 0.1 part of dicumyl peroxide, 5 parts of maleic acid nickel respectively by weight ratio；Antioxidant
1010 be 0.2 part, and irgasfos 168 is 0.2 part, and styrene is 0.3 part, is put into homogenizer, after closed upper lid, unlatching is stirred
Machine is mixed, regulation rotating speed is that after 1000rpm stirs 5min, the mixture to stir is added in double screw extruder, through melting
Extrusion, after water cooling, the particle that length is 1mm is cut into by pelleter, obtains maleic acid nickel graft polypropylene ionomer.Its
In, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, and 195 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, main frame turns
Speed is 70rpm, vacuum 0.3MPa.
Weigh 1 part of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, 80 parts of polypropylene,
Alkali-free chopped glass fiber 305K is 20 parts, and antioxidant 1010 after high-speed mixer mixes, is added in double screw extruder for 2 parts,
Through melting extrusion, then after water cooling, the particle that length is 1mm is cut into by pelleter, obtains strengthening modified polypropylene material.
Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, main frame
Rotating speed is 70rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
80 parts of polypropylene, alkali-free chopped glass fiber 305K are 20 parts, and antioxidant 1010 after high-speed mixer mixes, adds double spiral shells for 2 parts
Through melting extrusion in bar extruder, then after water cooling, the particle that length is 1mm is cut into by pelleter, obtains fiberglass reinforced
Polypropylene material is as a comparison case.
Embodiment 3
Weigh 100 parts of HOPP, 0.3 part of dicumyl peroxide respectively by weight ratio, two different nonanoyl of peroxidating is
0.2 part, 10 parts of maleic acid nickel；Antioxidant 1010 is 0.1 part, and irgasfos 168 is 0.2 part, and styrene is 0.3 part, is put at a high speed
In mixer, after closed upper lid, mixer is opened, regulation rotating speed is the mixture that will stir after 1000rpm stirs 5min
Add in double screw extruder, through melting extrusion, after water cooling, the particle that length is 2mm is cut into by pelleter, obtains Malaysia
Sour nickel graft polypropylene ionomer.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, and 200
DEG C, 200 DEG C, 205 DEG C, engine speed 80rpm, vacuum 0.3MPa.
Weigh 5 parts of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, 70 parts of polypropylene,
Alkali-free chopped glass fiber 305K is 30 parts, and antioxidant 1010 is 2 parts, and irgasfos 168 is 2 parts, after high-speed mixer mixes, is added
In double screw extruder, through melting extrusion, then after water cooling, the particle that length is 2mm is cut into by pelleter, strengthened
Modified polypropylene material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C, and 200
DEG C, 205 DEG C, engine speed 80rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
70 parts of polypropylene, alkali-free chopped glass fiber 305K are 30 parts, and antioxidant 1010 after high-speed mixer mixes, adds double spiral shells for 2 parts
Through melting extrusion in bar extruder, then after water cooling, the particle that length is 2mm is cut into by pelleter, obtains fiberglass reinforced
Polypropylene material is as a comparison case.
Embodiment 4
Weigh 90 parts of HOPP, 0.3 part of dibenzoyl peroxide respectively by weight ratio, two different nonanoyl of peroxidating is
0.2 part, 5 parts of maleic acid nickel；Antioxidant 1010 is 0.1 part, and irgasfos 168 is 0.1 part, and styrene is 0.2 part, is put into high-speed stirring
Mix in machine, after closed upper lid, open mixer, regulation rotating speed is that after 1000rpm stirs 5min, the mixture to stir is added
Enter in double screw extruder, through melting extrusion, after water cooling, the particle that length is 3mm is cut into by pelleter, obtains maleic acid
Nickel graft polypropylene ionomer.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, and 200
DEG C, 200 DEG C, 205 DEG C, engine speed 80rpm, vacuum 0.3MPa.
Weigh 10 parts of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, 50 parts of polypropylene,
Alkali-free chopped glass fiber 305K is 40 parts, and antioxidant 1010 is 2 parts, and irgasfos 168 is 2 parts, after high-speed mixer mixes, is added
In double screw extruder, through melting extrusion, then after water cooling, the particle that length is 3mm is cut into by pelleter, strengthened
Modified polypropylene material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C, and 200
DEG C, 205 DEG C, engine speed 80rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
50 parts of polypropylene, alkali-free chopped glass fiber 305K are 40 parts, and antioxidant 1010 after high-speed mixer mixes, adds double spiral shells for 2 parts
Through melting extrusion in bar extruder, then after water cooling, the particle that length is 3mm is cut into by pelleter, obtains fiberglass reinforced
Polypropylene material is as a comparison case.
Embodiment 5
Weigh 90 parts of HOPP respectively by weight ratio, two different nonanoyl of peroxidating is 0.2 part, 3 parts of maleic acid nickel；It is anti-
Oxygen agent 1010 is 0.1 part, and irgasfos 168 is 0.1 part, and styrene is 0.2 part, is put into homogenizer, after closed upper lid, opens
Mixer is opened, regulation rotating speed is that after 1000rpm stirs 5min, the mixture to stir is added in double screw extruder, warp
Melting extrusion, after water cooling, the particle that length is 1mm is cut into by pelleter, obtains maleic acid nickel graft polypropylene ionomer.
Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, main frame
Rotating speed is 70rpm, vacuum 0.3MPa.
Weigh 3 parts of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, 80 parts of polypropylene,
1250 mesh talcum powder are 20 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1 part, is mixed through high-speed mixer
After conjunction, add in double screw extruder, through melting extrusion, then after water cooling, the grain that length is 1mm is cut into by pelleter
Son, obtain strengthening modified polypropylene material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, and 195
DEG C, 200 DEG C, 200 DEG C, 205 DEG C, engine speed 70rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
80 parts of polypropylene, 1250 mesh talcum powder are 20 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1 part through height
After fast mixer mixing, add in double screw extruder through melting extrusion, then after water cooling, being cut into length by pelleter is
1mm particle, obtain inorganic fill polypropylene material as a comparison case.
Embodiment 6
Weigh 94 parts of HOPP respectively by weight ratio, two different nonanoyl of peroxidating is 0.1 part, and dicumyl peroxide is
0.1 part, 7 parts of maleic acid nickel；Antioxidant 1010 is 0.1 part, and irgasfos 168 is 0.1 part, and styrene is 0.1 part, is put into high-speed stirring
Mix in machine, after closed upper lid, open mixer, regulation rotating speed is that after 1000rpm stirs 5min, the mixture to stir is added
Enter in double screw extruder, through melting extrusion, after water cooling, the particle that length is 3mm is cut into by pelleter, obtains maleic acid
Nickel graft polypropylene ionomer.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, and 200
DEG C, 200 DEG C, 205 DEG C, engine speed 80rpm, vacuum 0.3MPa.
Weigh 7 parts of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, 70 parts of polypropylene,
1250 mesh talcum powder are 30 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1 part, is mixed through high-speed mixer
After conjunction, add in double screw extruder, through melting extrusion, then after water cooling, the grain that length is 3mm is cut into by pelleter
Son, obtain strengthening modified polypropylene material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, and 195
DEG C, 200 DEG C, 200 DEG C, 205 DEG C, engine speed 80rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
70 parts of polypropylene, 1250 mesh talcum powder are 30 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 2 parts through height
After fast mixer mixing, add in double screw extruder through melting extrusion, then after water cooling, being cut into length by pelleter is
3mm particle, obtain inorganic fill polypropylene material as a comparison case.
Embodiment 7
Weigh 93 parts of HOPP, 0.3 part of dibenzoyl peroxide, 9 parts of maleic acid nickel respectively by weight ratio；Antioxygen
Agent 1010 is 0.1 part, and irgasfos 168 is 0.1 part, and styrene is 0.2 part, is put into homogenizer, after closed upper lid, is opened
Mixer, regulation rotating speed is that after 1000rpm stirs 5min, the mixture to stir is added in double screw extruder, through molten
Melt extrusion, after water cooling, the particle that length is 2mm is cut into by pelleter, obtains maleic acid nickel graft polypropylene ionomer.Its
In, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, and 195 DEG C, 200 DEG C, 200 DEG C, 205 DEG C, main frame turns
Speed is 70rpm, vacuum 0.3MPa.
Weigh 2 parts of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, add twin-screw
80 parts of extruder polypropylene, 2500 mesh calcium carbonate are 20 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1
Part, after high-speed mixer mixes in, through melting extrusion, then after water cooling, the grain that length is 2mm is cut into by pelleter
Son, obtain strengthening modified polypropylene material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, and 195
DEG C, 200 DEG C, 200 DEG C, 205 DEG C, engine speed 70rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
80 parts of polypropylene, 2500 mesh calcium carbonate are 20 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1 part through height
After fast mixer mixing, add in double screw extruder through melting extrusion, then after water cooling, being cut into length by pelleter is
2mm particle, obtain inorganic fill polypropylene material as a comparison case.
Embodiment 8
Weigh 96 parts of HOPP, 0.5 part of cumyl peroxide, 3 parts of maleic acid nickel respectively by weight ratio；Antioxygen
Agent 1010 is 0.1 part, and irgasfos 168 is 0.1 part, and antioxidant DSTDP is 0.1 part, and styrene is 0.2 part, is put into high-speed stirred
In machine, after closed upper lid, mixer is opened, regulation rotating speed is that after 1000rpm stirs 5min, the mixture to stir is added
In double screw extruder, through melting extrusion, after water cooling, the particle that length is 1mm is cut into by pelleter, obtains maleic acid nickel
Graft polypropylene ionomer.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, 195 DEG C, 200 DEG C,
200 DEG C, 205 DEG C, engine speed 60rpm, vacuum 0.3MPa.
Weigh 0.7 part of the maleic acid nickel graft polypropylene ionomer of above-mentioned preparation respectively by weight ratio, add twin-screw
70 parts of extruder polypropylene, 2500 mesh calcium carbonate are 30 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1
Part, after high-speed mixer mixes in, through melting extrusion, then after water cooling, the grain that length is 1mm is cut into by pelleter
Son, obtain strengthening modified polypropylene material.Wherein, the processing temperature of extruder is followed successively by 180 DEG C by feed opening to die orifice, and 195
DEG C, 200 DEG C, 200 DEG C, 205 DEG C, engine speed 60rpm, vacuum 0.3MPa.
According to preparation technology, be added without the maleic acid nickel graft polypropylene ionomer for preparing of the present invention, and directly will
70 parts of polypropylene, 2500 mesh calcium carbonate are 30 parts, and antioxidant 1010 is 1 part, and irgasfos 168 is 1 part, and white oil 36# is 1 part through height
After fast mixer mixing, add in double screw extruder through melting extrusion, then after water cooling, being cut into length by pelleter is
1mm particle, obtain inorganic fill polypropylene material as a comparison case.
The enhancing modified polypropene material that will be modified in above-described embodiment 1-8 with maleic acid nickel graft polypropylene ionomer
Material is molded into national standard batten with common fiber glass reinforced polypropylene material or inorganic fill polypropylene material according to unified technique, presses
Mechanical performance and glossiness test, test data such as table 2 below institute are carried out respectively to it according to testing standard and condition listed in table 1
Show.
Table 1：Performance test standard and condition
| Test event | Unit/Unit | Test method/Method |
| Melt index | g/10min | GB/T 3682 |
| Tensile strength | Mpa | GB/T 1040.1 |
| Elongation at break | % | GB/T 1040.1 |
| Bending strength | Mpa | GB/T 9341.1 |
| Izod notched impact strength (23 DEG C) | KJ/m2 | GB/T 1043.1 |
| Weatherability detects（0.55W/m2.nm, 1000h） | △E | ASTM G155 |
Table 2：The performance test results of each composite in embodiment 1 ~ 8
Be can be seen that from the data in table 2 in the different systems for 1-8, added maleic acid nickel graft polypropylene from
The system of polymers, in the case of same composition and technique, the modified polypropene of production is respectively provided with higher bending modulus, and draws
Intensity is stretched also to be improved to some extent with notch impact strength.This is primarily due to maleic acid nickel graft polypropylene ionomer in glass
In fiber reinforced polypropylene and inorganic fill Pp System, the compatibility of two-phase can be not only improved, and poly- third can be changed
The crystal formation of alkene, so as to improve the modulus of material.
Secondly, it can be seen from 1-4 embodiment after xenon lamp aging is tested, maleic acid nickel graft polypropylene is added
The system aberration of ionomer is significantly lower than the system without addition maleic acid nickel graft polypropylene ionomer；This shows maleic acid nickel
Graft polypropylene ionomer can not only improve the intensity of material, and the metal ion wherein chelated can improve the resistance to of material
Hou Xing.
The maleic acid nickel graft polypropylene ionomer of the present invention not only has production technology letter it can be seen from analysis more than
It is single, controllable, and the product can effectively improve the mechanical performance of fiber glass reinforced polypropylene and inorganic fill polypropylene material, together
When can improve the weatherability of material.
Claims (9)
1. a kind of application of maleic acid nickel graft polypropylene ionomer in inorganic fill polypropylene material as modifying agent, it is special
Sign is：The maleic acid nickel graft polypropylene ionomer is prepared by weight by following component：
Polypropylene：90-100 parts
Initiator：0.1-0.5 parts
Maleic acid nickel：0.1-10 parts
Antioxidant：0.1-0.4 parts
It is grafted auxiliary agent：0.1-0.3 parts.
2. a kind of maleic acid nickel graft polypropylene ionomer according to claim 1 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：The polypropylene is HOPP, under the conditions of 230 DEG C/2.16kg, its melt
Flow rate is 0.5-100g/10min.
3. a kind of maleic acid nickel graft polypropylene ionomer according to claim 1 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：Described initiator is peroxide initiator.
4. a kind of maleic acid nickel graft polypropylene ionomer according to claim 1 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：The molar content of nickel element is less than 15% in described maleic acid nickel.
5. a kind of maleic acid nickel graft polypropylene ionomer according to claim 1 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：The grafting auxiliary agent refers to electronics supplying compound.
6. a kind of maleic acid nickel graft polypropylene ionomer according to claim 5 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：The electronics supplying compound is styrene.
7. a kind of maleic acid nickel graft polypropylene ionomer according to claim 1 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：The antioxidant was four (β-(3,5- di-tert-butyl-hydroxy phenyls) propionic acid) seasons
At least one of double octadecyls of Doutrate, three (2,4- di-tert-butyl-phenyl) phosphite esters, thio-2 acid.
8. a kind of maleic acid nickel graft polypropylene ionomer according to claim 1 is made in inorganic fill polypropylene material
For the application of modifying agent, it is characterised in that：The inorganic fill polypropylene material is fiber glass reinforced polypropylene material.
9. the maleic acid nickel graft polypropylene ionomer according to claim any one of 1-8 is in inorganic fill polypropylene material
The middle application as modifying agent, it is characterised in that：The maleic acid nickel graft polypropylene ionomer is through the following steps that prepare
Form：
（1）By proportioning, first initiator and grafting auxiliary agent are dissolved with alcohol；
（2）Will（1）Middle dissolved matter is added in high-speed mixer together with polypropylene, maleic acid nickel, antioxidant and is well mixed；
（3）Will（2）Well mixed mixture is added in double screw extruder, and maleic acid nickel is made after melting extrusion is granulated and connects
Branch polypropylene ionomer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310383151.5A CN104418980B (en) | 2013-08-29 | 2013-08-29 | A kind of maleic acid nickel graft polypropylene ionomer and preparation method and application |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310383151.5A CN104418980B (en) | 2013-08-29 | 2013-08-29 | A kind of maleic acid nickel graft polypropylene ionomer and preparation method and application |
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| Publication Number | Publication Date |
|---|---|
| CN104418980A CN104418980A (en) | 2015-03-18 |
| CN104418980B true CN104418980B (en) | 2018-01-26 |
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| CN201310383151.5A Active CN104418980B (en) | 2013-08-29 | 2013-08-29 | A kind of maleic acid nickel graft polypropylene ionomer and preparation method and application |
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| US5580931A (en) * | 1994-03-02 | 1996-12-03 | Nathaniel H. Garfield | Method of modification of bulk polymers with metal catalyzed ionic polymerization |
| CN1821295A (en) * | 2006-01-11 | 2006-08-23 | 高建国 | Preparing wood-plastic composite material with polyolefin (PE,PP)/oak powder/ionomer |
| CN102131862A (en) * | 2008-09-01 | 2011-07-20 | 三井化学株式会社 | Ionomer resin, resin compositions containing same and uses of both |
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| KR20070067094A (en) * | 2004-09-21 | 2007-06-27 | 이 아이 듀폰 디 네모아 앤드 캄파니 | Cation-neutralized ionomers and foams thereof |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5580931A (en) * | 1994-03-02 | 1996-12-03 | Nathaniel H. Garfield | Method of modification of bulk polymers with metal catalyzed ionic polymerization |
| CN1821295A (en) * | 2006-01-11 | 2006-08-23 | 高建国 | Preparing wood-plastic composite material with polyolefin (PE,PP)/oak powder/ionomer |
| CN102131862A (en) * | 2008-09-01 | 2011-07-20 | 三井化学株式会社 | Ionomer resin, resin compositions containing same and uses of both |
Non-Patent Citations (1)
| Title |
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| 熔融法制备PP-g-MAZn离聚物的正交优化分析;冯钠等;《合成树脂及塑料》;20100325;第27卷(第2期);第12-15页 * |
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