CN105086158A - Special material for cable protection pipe - Google Patents
Special material for cable protection pipe Download PDFInfo
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- CN105086158A CN105086158A CN201510610387.7A CN201510610387A CN105086158A CN 105086158 A CN105086158 A CN 105086158A CN 201510610387 A CN201510610387 A CN 201510610387A CN 105086158 A CN105086158 A CN 105086158A
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- Prior art keywords
- polypropylene
- protection pipe
- cable protection
- special material
- mass ratio
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- 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
- C08J2423/10—Homopolymers or copolymers of propene
- C08J2423/12—Polypropene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2310/00—Masterbatches
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention provides a special material for a cable protection pipe. The special material comprises polypropylene blends formed by mixing polypropylene K8003 and modified polypropylene 3015G according to the mass ratio of 3:1-1:1, color concentrate accounting for 1.0%-2.0% of the total number of the polypropylene blends, and modified filler accounting for 10%-30% of the total number of raw materials. Pigment orange 71 and maleic anhydride grafted polypropylene or glycidyl methacrylate grafted polypropylene are added to carrier resin, the color concentrate is prepared voluntarily, and therefore the carrier resin has the good wetting and dispersing effects on pigment, the compatibility between the color concentrate and polypropylene is guaranteed, the tensile strength of the material can be improved by 9.6% compared with that of an original formula, and the elongation at break is reduced by 6%; the polypropylene blends are prepared jointly through polypropylene K8003 and modified polypropylene 3015G, and the cost of the material is reduced while the performance of the material is guaranteed.
Description
Technical field
The present invention relates to a kind of technology of preparing of plastic composite pipe, particularly a kind of cable protection pipe as special material.
Background technology
During the existing cable protection pipe of China is produced; with the MPP cable tube that modified polypropene is main masterbatch; because cost of material is high; cause manufacturing cost high; and only rely on the material property of masterbatch self; also do not reach the performance requriements of material, therefore, colour batch and filler can be used in the preparation process of MPP cable tube.
The colour batch used in the preparation process of existing MPP cable tube is by a high proportion of pigment or additive and thermoplastic resin, through the plastic colorant of good distribution.The colour batch of this formula can be selected improper because of vector resin and polyacrylic poor compatibility or pigment and cause material property to decline, and does not reach the performance requriements of material.
Simultaneously, inorganic and the organism such as calcium carbonate, talcum powder, silicon-dioxide, aluminium hydroxide, magnesium hydroxide, mica, wollastonite, diatomite, graphite, carbon black, wood powder, starch are mainly contained for polyacrylic filler, the features such as mineral filler has aboundresources, cheap, description is varied, loading level is large, toxicity is low, easy mixed refining process, but, because the otherness such as thermal expansivity, fusing point, density, surface-area of masterbatch and filler is very large, poor compatibility, directly obtained after mixing pipe performance is poor.
Summary of the invention
Technical problem to be solved by this invention is for the deficiencies in the prior art, provides a kind of reasonable in design, effectively improves the cable protection pipe as special material of material monolithic performance.
Technical problem to be solved by this invention is realized by following technical scheme, the present invention is a kind of cable protection pipe as special material, be characterized in, to comprise by polypropylene K8003 and modified polypropene 3015G be the 3:1-1:1 polypropylene blend, the colour batch accounting for polypropylene blend total amount 1.0%-2.0% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 10%-30%;
Described modified polypropene 3015G is, and to be that 4-12:80-95 is blended by ethylene-propylene rubber(EPR) or Low Density Polyethylene and polypropylene according to mass ratio form;
Described colour batch is made up of the raw material of following weight degree, and pigment orange 71 accounts for 0.1%-0.14%, and maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 20%-30%, and all the other are vector resin;
Described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 1-2 weight part, 2-4 weight part or glycidyl methacrylate graft polypropylene and 10-30 weight part 1250-2000 object calcium carbonate is blended forms.
Technical problem to be solved by this invention can also be realized further by following technical scheme, and to comprise by polypropylene K8003 and modified polypropene 3015G be the 3:2 polypropylene blend, the colour batch accounting for polypropylene blend total amount 1.5% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 20%.
Technical problem to be solved by this invention can also be realized further by following technical scheme, and described modified polypropene 3015G is, and to be that 5:95 is blended by ethylene-propylene rubber(EPR) and polypropylene according to mass ratio form.
Technical problem to be solved by this invention can also be realized further by following technical scheme, described modified polypropene 3015G is by Low Density Polyethylene and polypropene blendedly forms, add initiator and vinylbenzene, Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 4-12:80-95:0.1-0.3:1-5 simultaneously.
Technical problem to be solved by this invention can also be realized further by following technical scheme, and described Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 10:90:0.2:3.
Technical problem to be solved by this invention can also be realized further by following technical scheme, described colour batch is made up of the raw material of following weight degree, pigment orange 71 accounts for 0.12%, maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 30%, and all the other are vector resin.
Technical problem to be solved by this invention can also be realized further by following technical scheme, and described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 1.5 weight parts, 3 weight parts or glycidyl methacrylate graft polypropylene and 20 weight part 1250-2000 object calcium carbonate are blended forms.
Technical problem to be solved by this invention can also be realized further by following technical scheme, and described vector resin is selected from polypropylene K8003.
Technical problem to be solved by this invention can also be realized further by following technical scheme, and described surface-modifying agent is selected from coupling agent, higher fatty acid and salt thereof, unsaturated organic acid and organosilicon.
The present invention by adding pigment orange 71 and maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene in vector resin, prepare colour batch voluntarily, vector resin is made to have good wetting and dissemination to pigment, ensure the consistency between colour batch and polypropylene, the tensile strength of material can also be made to improve 9.6% than original formulation, and elongation at break reduces by 6%; Adopt polypropylene K8003 and modified polypropene 3015G jointly to prepare polypropylene blend, while guarantee material property, reduce the cost of material.Compared with prior art, it is reasonable in design, improves tensile strength and the elongation at break of material while reducing material cost.
Embodiment
Further describe concrete technical scheme of the present invention, so that those skilled in the art understands the present invention further, and do not form the restriction to its right.
Embodiment 1, a kind of cable protection pipe as special material, to comprise by polypropylene K8003 and modified polypropene 3015G be the 3:2 polypropylene blend, the colour batch accounting for polypropylene blend total amount 1.5% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 20%;
Described modified polypropene 3015G is, and to be that 10:95 is blended by ethylene-propylene rubber(EPR) or Low Density Polyethylene and polypropylene according to mass ratio form;
Described colour batch is made up of the raw material of following weight degree, pigment orange 710.12%, maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene 30%, and all the other are vector resin;
Described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 1.5 weight parts, 3 weight parts or glycidyl methacrylate graft polypropylene and 20 weight part 1250-2000 object calcium carbonate are blended forms.
Embodiment 2; cable protection pipe as special material described in embodiment 1, to comprise by polypropylene K8003 and modified polypropene 3015G be the 3:1 polypropylene blend, the colour batch accounting for polypropylene blend total amount 1.0% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 10%.
Embodiment 3; cable protection pipe as special material described in embodiment 1, to comprise by polypropylene K8003 and modified polypropene 3015G be the 1:1 polypropylene blend, the colour batch accounting for polypropylene blend total amount 2.0% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 30%.
Embodiment 4, the cable protection pipe as special material described in embodiment 1-3, described modified polypropene 3015G is, and to be that 5:95 is blended by ethylene-propylene rubber(EPR) and polypropylene according to mass ratio form.
Embodiment 5, the cable protection pipe as special material described in embodiment 1-3, described modified polypropene 3015G is, and to be that 4:85 is blended by ethylene-propylene rubber(EPR) and polypropylene according to mass ratio form.
Embodiment 6, the cable protection pipe as special material described in embodiment 1-3, described modified polypropene 3015G is, and to be that 8:90 is blended by ethylene-propylene rubber(EPR) and polypropylene according to mass ratio form.
Embodiment 7; cable protection pipe as special material described in embodiment 1; described modified polypropene 3015G is by Low Density Polyethylene and polypropene blendedly forms, and add initiator and vinylbenzene, Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 10:90:0.2:3 simultaneously.
Embodiment 8, the cable protection pipe as special material described in embodiment 1, described Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 4:80:0.1:1.
Embodiment 9, the cable protection pipe as special material described in embodiment 1, described Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 12:95:0.3:5.
Embodiment 10, the cable protection pipe as special material described in embodiment 1, described Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 8:85:0.15:4.
Embodiment 11; cable protection pipe as special material described in embodiment 1, described colour batch is made up of the raw material of following weight degree, and pigment orange 71 accounts for 0.12%; maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 30%, and all the other are vector resin.
Embodiment 12; cable protection pipe as special material described in embodiment 1, described colour batch is made up of the raw material of following weight degree, and pigment orange 71 accounts for 0.1%; maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 20%, and all the other are vector resin.
Embodiment 13; cable protection pipe as special material described in embodiment 1, described colour batch is made up of the raw material of following weight degree, and pigment orange 71 accounts for 0.14%; maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 30%, and all the other are vector resin.
Embodiment 14; cable protection pipe as special material described in embodiment 1, described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 1 weight part, 2 weight parts or glycidyl methacrylate graft polypropylene and 10 weight part 1250-2000 object calcium carbonate are blended forms.
Embodiment 15; cable protection pipe as special material described in embodiment 1, described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 2 weight parts, 4 weight parts or glycidyl methacrylate graft polypropylene and 30 weight part 1250-2000 object calcium carbonate are blended forms.
Embodiment 16, the cable protection pipe as special material described in embodiment 1-17, described vector resin is selected from polypropylene K8003.
Embodiment 17, the cable protection pipe as special material described in embodiment 1-17, described surface-modifying agent is selected from coupling agent, higher fatty acid and salt thereof, unsaturated organic acid and organosilicon.
Add melt blending 10-15min in HAKKE torque rheometer according to the ratio of the various materials described in each embodiment, blending temperature is at 150 DEG C-180 DEG C, and rotating speed 55-65rpm, obtains blend composition.
The blend prepared according to mass ratio 3:2 by polypropylene K8003 and modified polypropene 3015G, tensile strength obviously declines, and far below polypropylene K8003 and modified polypropene 3015G, this may be inconsistent both illustrating, after both mixing, although the elongation at break of blend is a little less than polypropylene K8003, but far above modified polypropene 3015G, and data redundancy obviously improves, after mixing is described, the homogeneity of material improves, then after adding the colour batch be made up of a high proportion of pigment or additive and thermoplastic resin, the performance of ternary blends then declines to a great extent.
And choose pigment orange 71 as pigment, maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene and prepare colour batch as compatilizer, using polypropylene K8003 as vector resin, tensile strength is significantly improved, and substantially reaches the performance index of requirement.
Surface activation process is carried out to filler, changes its configuration of surface, crystalline state, polarity, surface chemistry composition and remove weak boundary layer, to match with the surface property of matrix resin, thus consistency, wetting property and the adhesive property both improving.What coupling agent was the most frequently used is mineral ion surface-modifying agent, is divided into the types such as silicane, phthalate, zirconium class and organic complex according to chemical structure.
In the raw material used at present, the performance of polypropylene K8003 is obviously better than polypropylene 3015G, by these two kinds of polypropylene according to after the mixing of 3:2 ratio, the performance of material has decline to a certain degree, but fall is little, substantially within the acceptable range, and after adding the colour batch prepared voluntarily, its tensile strength of material improves 9.6% than original formulation, elongation at break reduces by 6%, when mass purchase, cost also can decline.
Compared with original formula, select calcium carbonate to carry out modification to polypropylene K8003, modified effect is good, and tensile strength declines 8%, and elongation at break improves 15%, and cost decrease beyond 10%; Select ethylene-propylene rubber(EPR) or Low Density Polyethylene to carry out modification to polypropylene, tensile strength improves 17%-18%, and elongation at break improves 158%, and cost declines about 6%.
Claims (9)
1. a cable protection pipe as special material, is characterized in that: to comprise by polypropylene K8003 and modified polypropene 3015G be the 3:1-1:1 polypropylene blend, the colour batch accounting for polypropylene blend total amount 1.0%-2.0% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 10%-30%;
Described modified polypropene 3015G is, and to be that 4-12:80-95 is blended by ethylene-propylene rubber(EPR) or Low Density Polyethylene and polypropylene according to mass ratio form;
Described colour batch is made up of the raw material of following weight degree, and pigment orange 71 accounts for 0.1%-0.14%, and maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 20%-30%, and all the other are vector resin;
Described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 1-2 weight part, 2-4 weight part or glycidyl methacrylate graft polypropylene and 10-30 weight part 1250-2000 object calcium carbonate is blended forms.
2. cable protection pipe as special material according to claim 1, is characterized in that: to comprise by polypropylene K8003 and modified polypropene 3015G be the 3:2 polypropylene blend, the colour batch accounting for polypropylene blend total amount 1.5% that mix according to mass ratio and account for the modified filler of polypropylene blend total amount 20%.
3. cable protection pipe as special material according to claim 1, is characterized in that: described modified polypropene 3015G is, and to be that 5:95 is blended by ethylene-propylene rubber(EPR) and polypropylene according to mass ratio form.
4. cable protection pipe as special material according to claim 1; it is characterized in that: described modified polypropene 3015G is by Low Density Polyethylene and polypropene blendedly forms; add initiator and vinylbenzene, Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 4-12:80-95:0.1-0.3:1-5 simultaneously.
5. cable protection pipe as special material according to claim 4, is characterized in that: described Low Density Polyethylene, polypropylene, initiator, cinnamic mass ratio are 10:90:0.2:3.
6. cable protection pipe as special material according to claim 1; it is characterized in that: described colour batch is made up of the raw material of following weight degree; pigment orange 71 accounts for 0.12%; maleic anhydride inoculated polypropylene or glycidyl methacrylate graft polypropylene account for 30%, and all the other are vector resin.
7. cable protection pipe as special material according to claim 1, is characterized in that: described modified filler is by the maleic anhydride inoculated polypropylene of the surface-modifying agent of 1.5 weight parts, 3 weight parts or glycidyl methacrylate graft polypropylene and 20 weight part 1250-2000 object calcium carbonate are blended forms.
8. cable protection pipe as special material according to claim 1 and 2, is characterized in that: described vector resin is selected from polypropylene K8003.
9. cable protection pipe as special material according to claim 1, is characterized in that: described surface-modifying agent is selected from coupling agent, higher fatty acid and salt thereof, unsaturated organic acid and organosilicon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510610387.7A CN105086158A (en) | 2015-09-23 | 2015-09-23 | Special material for cable protection pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510610387.7A CN105086158A (en) | 2015-09-23 | 2015-09-23 | Special material for cable protection pipe |
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| CN105086158A true CN105086158A (en) | 2015-11-25 |
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| CN201510610387.7A Pending CN105086158A (en) | 2015-09-23 | 2015-09-23 | Special material for cable protection pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111454532A (en) * | 2020-05-26 | 2020-07-28 | 江苏瀚能电气有限公司 | Special material for modified polypropylene cable protection pipe |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467901A (en) * | 2013-09-17 | 2013-12-25 | 江苏瀚能电气有限公司 | Power cable protection pipe |
-
2015
- 2015-09-23 CN CN201510610387.7A patent/CN105086158A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103467901A (en) * | 2013-09-17 | 2013-12-25 | 江苏瀚能电气有限公司 | Power cable protection pipe |
Non-Patent Citations (3)
| Title |
|---|
| 杨明山等: "《现代工程塑料改性》", 31 July 2009, 中国轻工业出版社 * |
| 聚丙烯与苯乙烯反应共混的研究: "聚丙烯与苯乙烯反应共混的研究", 《2004年全国高分子材料科学与工程研讨会论文集》 * |
| 胡友良等: "《聚烯烃功能化及改性——科学与技术》", 31 March 2006, 化学工业出版社 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111454532A (en) * | 2020-05-26 | 2020-07-28 | 江苏瀚能电气有限公司 | Special material for modified polypropylene cable protection pipe |
| CN111454532B (en) * | 2020-05-26 | 2022-07-12 | 江苏瀚能电气有限公司 | Special material for modified polypropylene cable protection pipe |
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Application publication date: 20151125 |