CN104177703A - Polypropylene multifunctional cable material for electric power field and production method of polypropylene multifunctional cable material - Google Patents
Polypropylene multifunctional cable material for electric power field and production method of polypropylene multifunctional cable material Download PDFInfo
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- CN104177703A CN104177703A CN201410406782.9A CN201410406782A CN104177703A CN 104177703 A CN104177703 A CN 104177703A CN 201410406782 A CN201410406782 A CN 201410406782A CN 104177703 A CN104177703 A CN 104177703A
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- coconut husk
- polypropylene
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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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
- C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
- C08G63/12—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from polycarboxylic acids and polyhydroxy compounds
- C08G63/16—Dicarboxylic acids and dihydroxy compounds
- C08G63/18—Dicarboxylic acids and dihydroxy compounds the acids or hydroxy compounds containing carbocyclic rings
- C08G63/181—Acids containing aromatic rings
- C08G63/183—Terephthalic acids
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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
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
-
- 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
Abstract
The invention relates to a polypropylene multifunctional cable material for an electric power field and a production method of the polypropylene multifunctional cable material. The polypropylene multifunctional cable material comprises the following raw materials in percentage by mass: 1-5% of a mildew-proof agent, 1-5% of a filling agent, 1-5% of an aging agent, 1-5% of a coupling agent, 1-5% of color master batches, 20-30% of PBT particles and the balance of polypropylene particles. The polypropylene multifunctional cable material disclosed by the invention is beneficial for prolonging the service life of the cable material, and can also be used for improving the weather resistance of the cable material.
Description
[technical field]
The present invention relates to power technology field, specifically, is a kind of polypropylene multifunctional CABLE MATERIALS and production method thereof for power domain.
[background technology]
Chinese Patent Application No. 201210254317.9 relates to a kind of flame-proof cable material and preparation method thereof.Described flame-proof cable material, comprises the component of following weight parts: HDPE100 part, carbon black 10-30 part, decabromodiphenyl oxide 5-20 part, barium metaborate 2-4 part, tricresyl phosphate (2-chloropropyl) ester 3-7 part, melamine cyanurate 2-4 part.By proportioning, take each raw material, after mixing, melting mixing, extruding pelletization, obtain described flame-proof cable material; Flame-proof cable material, there is good flame retardant properties, there is self-extinguishing, resistivity can reach 1018 Ω .cm, meets the requirement of telecommunication completely.
Chinese Patent Application No. 201110320154.5 relates to a kind of flame-retardant polyvinyl chloride wire cable material of mouse bite preventing, belongs to thermoplastic material technical field.Its raw material by following parts by weight forms: 100～125 parts of polyvinyl chloride (PVC) RESINS; 25～43 parts, softening agent; 50～70 parts of mineral fillers; 5～10 parts of metal oxides; 10～20 parts of fire retardants; 0.5～1 part of Ratproof agent; 2～3 parts of calcium zinc compound stabilizers; 0.8～1.4 part, oxidation inhibitor; 0.5～1 part of lubricant.The flame-retardant polyvinyl chloride wire cable material of mouse bite preventing of the present invention has following performance: tensile strength >=12MPa, elongation at break >=180%, and flame retardant resistance can reach UL-94-V-0 (1.6mm).
Chinese Patent Application No. 201110320109.X relates to a kind of flame-retardant modified polyvinyl chloride electrical wire and cable material, belongs to thermoplastic material technical field; Its raw material by following parts by weight forms: 90～120 parts of polyvinyl chloride (PVC) RESINS; 20～40 parts, softening agent; 40～60 parts of mineral fillers; 5～10 parts of metal oxides; 10～20 parts of fire retardants; 0.8～1.4 part, oxidation inhibitor; 1～2 part of lubricant; The flame-retardant modified polyvinyl chloride electrical wire and cable material providing has following performance: tensile strength >=10MPa, elongation at break >=200%, and flame retardant resistance can reach UL-94-V-0 (0.8mm).
[summary of the invention]
The object of the invention is to overcome the deficiencies in the prior art, a kind of polypropylene multifunctional CABLE MATERIALS and production method thereof for power domain is provided.
The object of the invention is to be achieved through the following technical solutions:
For a polypropylene multifunctional CABLE MATERIALS for power domain, its raw materials quality per-cent is:
The mass percent of described mould inhibitor is 3%.
The mass percent of described weighting agent is 3%.
The described mass percent of aging dose is 3%.
The mass percent of described coupling agent is 3%.
The mass percent of described Masterbatch is 3%.
The mass percent of described PBT particle is 25%.
Described mould inhibitor is Salicylanlide.
Described weighting agent is calcium carbonate.
Described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
Described coupling agent is aluminate coupling agent.
A preparation method for PBT particle, its detailed process is:
(1) preparation of coconut husk carbon composite
Nanometer quantum energy ore powder is mixed with coconut husk Carbon Materials and grind and calcining obtains coconut husk carbon composite;
Concrete thinning process: nanometer quantum energy ore powder is mixed with coconut husk Carbon Materials, wherein, the mass ratio of nanometer quantum energy ore powder and coconut husk Carbon Materials is 1: 3, at three-roll grinder, carry out rough grinding again, controlling and grinding rear median size is 20～30 μ m, and then carry out ball mill and carry out speed lapping and prepare coconut husk charcoal precalcining composite powder, controlling precalcining composite powder median size is 5～10 μ m, after grinding, precalcining composite powder is repeatedly calcined 2～3 times under 1200 ℃ of hot conditionss again, calcination time is 2～5h, after naturally cooling, carry out 300 eye mesh screen filtrations, remove grain diameter and be greater than 300 object impurity, prepare coconut husk carbon composite,
(2) preparation of elementary coconut husk Carbon Materials
The coconut husk carbon composite that step (1) is obtained to rough grinding is oxidized acidifying, obtains elementary coconut husk Carbon Materials;
Concrete detailed step is: with dry method powder equipment-NNM6 efficient nano sand mill, rough grinding coconut husk carbon composite is carried out to separating twice, control median size is 80～100nm, and then carry out acidifying activation with the oxidation acidification mixed liquor of sulfuric acid and hydrogen peroxide, the volume ratio of the vitriol oil and hydrogen peroxide is 7: 3, vitriol oil massfraction is 98%, the massfraction of hydrogen peroxide is 30%, controlling acidifying soak time is 30～90min, controlling acidifying soak time is 75～95 ℃, after acidifying activation treatment, carry out high speed centrifugation and process 30～45min, under 70～80 ℃ of conditions, dry 60～90min prepares elementary coconut husk Carbon Materials again.Nanometer fine grainding is carried out in first rough grinding again, is guaranteeing on the basis of mill efficiency, reduces the impact on nanometer fine grainding of impurity that particle diameter is larger, improves the homogeneity of powder after grinding, and reduces milling time, guarantees that nano composite powder is in acidifying oxidising process homogeneity.
(3) preparation of secondary coconut husk Carbon Materials
The elementary coconut husk Carbon Materials that step (2) is obtained ferments and high-temperature sterilization is processed, and obtains secondary coconut husk Carbon Materials;
Detailed process is as follows: the elementary coconut husk Carbon Materials preparing is sneaked into water and fermented under fixed temperature and humidity condition and with ferment, carry out fermentative processing after 60 days, wherein temperature control is 25 ℃, it is 45～75% that relative humidity is controlled, after fermentative processing, acidifying nano composite powder is processed 60～90min at 120 ℃ of high-temperature sterilizations again, then transfer in fluid bed dryer and prepare secondary coconut husk Carbon Materials at 60～90 ℃ of dry 60min, wherein fermentative processing raw material is: elementary coconut husk Carbon Materials massfraction is 60～80%, fermentation is 5～10% with the massfraction of ferment, deionized water is surplus.Adopt sulfuric acid and hydrogen peroxide carry out acidifying oxide treatment the generation of coconut husk carbon surface is had can reactive behavior carboxyl functional group, be beneficial to hydroxylated CBT prepolymer and carry out esterification; Sulfuric acid and hydrogen peroxide carry out carboxylation reaction to coconut husk material simultaneously, and carboxylated condition is controlled, and reaction conditions is gentle, and aftertreatment is easy.
(4) contain the preparation of the PBT particle of coconut husk charcoal
By the dispersion of pulling an oar of CBT powder and 1,6 hexylene glycol, add catalyzer dihydroxyl alkyl tin chloride simultaneously, and then be heated to 180～200 ℃ and react 20～30min, obtain just polymers of hydroxy-end capped CBT; Adopt the method for in-situ polymerization, under the conditions of polymerization temperature vary of 210～240 ℃, the first polymers of hydroxy-end capped CBT and secondary coconut husk Carbon Materials (being the N in equation) are carried out to home position polymerization reaction, and the reaction times is 2～4h, prepares the PBT particle containing coconut husk charcoal; Described secondary coconut husk Carbon Materials accounts for 0.2% of CBT powder and both total masses of 1,6 hexylene glycol; Adopt CBT powder to there is temperature of reaction low, and CBT viscosity under melting condition is low, is beneficial to esterification.Concrete reaction equation is as follows: wherein N represents secondary coconut husk Carbon Materials;
Various raw materials, according to proportioning, are mixed and then melt pelletization can obtain polypropylene multifunctional CABLE MATERIALS.
In addition, the present invention also has the mixture that polypropylene material is replaced with to polypropylene and SBS particle, and the mass ratio of the two is 10: 1, can obtain so a kind of elastomeric polypropylenes CABLE MATERIALS.
SBS is styrene-butadiene-styrene block copolymer.
Compared with prior art, positively effect of the present invention is:
Nanometer quantum energy ore powder is purchased from Korea S QUANTUM ENERGY company; Mainly contain SiO
2be 60%, K
2o is 2%, Fe
2o is 8%, Al
2o
3be 25%, other are 5%, and diameter is between 0.1～5cm.It has good natural temp regulating function; And uvioresistant release function.
CBT powder is pulverized preparation by CBT160; CBT is white solid particle at normal temperatures, when temperature reaches 190 ℃, can become the liquid that water is the same, and under identical viscosity, the viscosity of PBT is its 5000 times.And CBT and PBT, PET, PTT have good consistency, and wettability is strong.When being heated to 220 ℃, can there is in-situ polymerization, generate PBT material.
Because coconut husk Carbon Materials has absorption, eliminates odor function; Having uvioresistant function, be conducive to extend the work-ing life of CABLE MATERIALS, is also to improve its weathering resistance.
Tensile strength >=the 10MPa of product of the present invention, elongation at break >=200%.
[embodiment]
A kind of polypropylene multifunctional CABLE MATERIALS for power domain of the present invention and the embodiment of production method thereof are below provided.
Embodiment 1
For a polypropylene multifunctional CABLE MATERIALS for power domain, its raw materials quality per-cent is:
Described mould inhibitor is Salicylanlide.
Described weighting agent is calcium carbonate.
Described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
Described coupling agent is aluminate coupling agent.
A preparation method who contains the PBT particle of coconut husk charcoal, its detailed process is:
(1) preparation of coconut husk carbon composite
Nanometer quantum energy ore powder is mixed with coconut husk Carbon Materials and grind and calcining obtains coconut husk carbon composite;
Concrete thinning process: nanometer quantum energy ore powder is mixed with coconut husk Carbon Materials, wherein, the mass ratio of nanometer quantum energy ore powder and coconut husk Carbon Materials is 1: 3, at three-roll grinder, carry out rough grinding again, controlling and grinding rear median size is 20～30 μ m, and then carry out ball mill and carry out speed lapping and prepare coconut husk charcoal precalcining composite powder, controlling precalcining composite powder median size is 5～10 μ m, after grinding, precalcining composite powder is repeatedly calcined 2～3 times under 1200 ℃ of hot conditionss again, calcination time is 2～5h, after naturally cooling, carry out 300 eye mesh screen filtrations, remove grain diameter and be greater than 300 object impurity, prepare coconut husk carbon composite,
(2) preparation of elementary coconut husk Carbon Materials
The coconut husk carbon composite that step (1) is obtained to rough grinding is oxidized acidifying, obtains elementary coconut husk Carbon Materials;
Concrete detailed step is: with dry method powder equipment-NNM6 efficient nano sand mill, rough grinding coconut husk carbon composite is carried out to separating twice, control median size is 80～100nm, and then carry out acidifying activation with the oxidation acidification mixed liquor of sulfuric acid and hydrogen peroxide, the volume ratio of the vitriol oil and hydrogen peroxide is 7: 3, vitriol oil massfraction is 98%, the massfraction of hydrogen peroxide is 30%, controlling acidifying soak time is 30～90min, controlling acidifying soak time is 75～95 ℃, after acidifying activation treatment, carry out high speed centrifugation and process 30～45min, under 70～80 ℃ of conditions, dry 60～90min prepares elementary coconut husk Carbon Materials again.Nanometer fine grainding is carried out in first rough grinding again, is guaranteeing on the basis of mill efficiency, reduces the impact on nanometer fine grainding of impurity that particle diameter is larger, improves the homogeneity of powder after grinding, and reduces milling time, guarantees that nano composite powder is in acidifying oxidising process homogeneity.
(3) preparation of secondary coconut husk Carbon Materials
The elementary coconut husk Carbon Materials that step (2) is obtained ferments and high-temperature sterilization is processed, and obtains secondary coconut husk Carbon Materials;
Detailed process is as follows: the elementary coconut husk Carbon Materials preparing is sneaked into water and fermented under fixed temperature and humidity condition and with ferment, carry out fermentative processing after 60 days, wherein temperature control is 25 ℃, it is 45～75% that relative humidity is controlled, after fermentative processing, acidifying nano composite powder is processed 60～90min at 120 ℃ of high-temperature sterilizations again, then transfer in fluid bed dryer and prepare secondary coconut husk Carbon Materials at 60～90 ℃ of dry 60min, wherein fermentative processing raw material is: elementary coconut husk Carbon Materials massfraction is 60～80%, fermentation is 5～10% with the massfraction of ferment, deionized water is surplus.Adopt sulfuric acid and hydrogen peroxide carry out acidifying oxide treatment the generation of coconut husk carbon surface is had can reactive behavior carboxyl functional group, be beneficial to hydroxylated CBT prepolymer and carry out esterification; Sulfuric acid and hydrogen peroxide carry out carboxylation reaction to coconut husk material simultaneously, and carboxylated condition is controlled, and reaction conditions is gentle, and aftertreatment is easy.
(4) contain the preparation of the PBT particle of coconut husk charcoal
By the dispersion of pulling an oar of CBT powder and 1,6 hexylene glycol, add catalyzer dihydroxyl alkyl tin chloride simultaneously, and then be heated to 180～200 ℃ and react 20～30min, obtain just polymers of hydroxy-end capped CBT; Adopt the method for in-situ polymerization, under the conditions of polymerization temperature vary of 210～240 ℃, the first polymers of hydroxy-end capped CBT and secondary coconut husk Carbon Materials are carried out to home position polymerization reaction, the reaction times is 2～4h, prepares the PBT particle containing coconut husk charcoal; Described secondary coconut husk Carbon Materials accounts for 0.2% of CBT powder and both total masses of 1,6 hexylene glycol; Adopt CBT powder to there is temperature of reaction low, and CBT viscosity under melting condition is low, is beneficial to esterification.
For a preparation method for the polypropylene multifunctional CABLE MATERIALS of power domain, its concrete steps are: various raw materials, according to proportioning, are mixed and then melt pelletization can obtain polypropylene multifunctional CABLE MATERIALS.
The polypropylene material of the present embodiment is replaceable is the mixture of polypropylene and SBS particle, and the mass ratio of the two is 10: 1, can obtain so a kind of elastomeric polypropylenes CABLE MATERIALS.
Embodiment 2
For a polypropylene multifunctional CABLE MATERIALS for power domain, its raw materials quality per-cent is:
Described mould inhibitor is Salicylanlide.
Described weighting agent is calcium carbonate.
Described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
Described coupling agent is aluminate coupling agent.
The preparation method of PBT particle is with embodiment 1.
For a preparation method for the polypropylene multifunctional CABLE MATERIALS of power domain, with embodiment 1.
The polypropylene material of the present embodiment is replaceable is the mixture of polypropylene and SBS particle, and the mass ratio of the two is 10: 1, can obtain so a kind of elastomeric polypropylenes CABLE MATERIALS.
Embodiment 3
For a polypropylene multifunctional CABLE MATERIALS for power domain, its raw materials quality per-cent is:
Described mould inhibitor is Salicylanlide.
Described weighting agent is calcium carbonate.
Described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
Described coupling agent is aluminate coupling agent.
The preparation method of PBT particle is with embodiment 1.
For a preparation method for the polypropylene multifunctional CABLE MATERIALS of power domain, with embodiment 1.
The polypropylene material of the present embodiment is replaceable is the mixture of polypropylene and SBS particle, and the mass ratio of the two is 10: 1, can obtain so a kind of elastomeric polypropylenes CABLE MATERIALS.
Embodiment 4
For a polypropylene multifunctional CABLE MATERIALS for power domain, its raw materials quality per-cent is:
Described mould inhibitor is Salicylanlide.
Described weighting agent is calcium carbonate.
Described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
Described coupling agent is aluminate coupling agent.
The preparation method of PBT particle is with embodiment 1.
For a preparation method for the polypropylene multifunctional CABLE MATERIALS of power domain, with embodiment 1.
The polypropylene material of the present embodiment is replaceable is the mixture of polypropylene and SBS particle, and the mass ratio of the two is 10: 1, can obtain so a kind of elastomeric polypropylenes CABLE MATERIALS.
Embodiment 5
For a polypropylene multifunctional CABLE MATERIALS for power domain, its raw materials quality per-cent is:
Described mould inhibitor is Salicylanlide.
Described weighting agent is calcium carbonate.
Described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
Described coupling agent is aluminate coupling agent.
The preparation method of PBT particle is with embodiment 1.
For a preparation method for the polypropylene multifunctional CABLE MATERIALS of power domain, with embodiment 1.
The polypropylene material of the present embodiment is replaceable is the mixture of polypropylene and SBS particle, and the mass ratio of the two is 10: 1, can obtain so a kind of elastomeric polypropylenes CABLE MATERIALS.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, without departing from the inventive concept of the premise; can also make some improvements and modifications, these improvements and modifications also should be considered within the scope of protection of the present invention.
Claims (8)
1. for a polypropylene multifunctional CABLE MATERIALS for power domain, it is characterized in that, raw materials quality per-cent is:
2. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, is characterized in that, the mass percent of described mould inhibitor is 3%; Described mould inhibitor is Salicylanlide.
3. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, is characterized in that, the mass percent of described weighting agent is 3%, and described weighting agent is calcium carbonate.
4. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, it is characterized in that, the described mass percent of aging dose is 3%, and described aging dose is β-(3,5-di-tert-butyl-hydroxy phenyl) propionic acid pentaerythritol resin.
5. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, is characterized in that, the mass percent of described coupling agent is 3%, and described coupling agent is aluminate coupling agent.
6. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, is characterized in that, the mass percent of described Masterbatch is 3%.
7. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, is characterized in that, the mass percent of described PBT particle is 25%.
8. a kind of polypropylene multifunctional CABLE MATERIALS for power domain as claimed in claim 1, is characterized in that, the preparation method of described PBT particle, and its detailed process is:
(1) preparation of coconut husk carbon composite
Nanometer quantum energy ore powder is mixed with coconut husk Carbon Materials and grind and calcining obtains coconut husk carbon composite;
(2) preparation of elementary coconut husk Carbon Materials
The coconut husk carbon composite that step (1) is obtained to rough grinding is oxidized acidifying, obtains elementary coconut husk Carbon Materials;
(3) preparation of secondary coconut husk Carbon Materials
The elementary coconut husk Carbon Materials that step (2) is obtained ferments and high-temperature sterilization is processed, and obtains secondary coconut husk Carbon Materials;
(4) contain the preparation of the PBT particle of coconut husk charcoal
By the dispersion of pulling an oar of CBT powder and 1,6 hexylene glycol, add catalyzer dihydroxyl alkyl tin chloride simultaneously, and then be heated to 180～200 ℃ and react 20～30min, obtain just polymers of hydroxy-end capped CBT; Adopt the method for in-situ polymerization, under the conditions of polymerization temperature vary of 210～240 ℃, the first polymers of hydroxy-end capped CBT and secondary coconut husk Carbon Materials are carried out to home position polymerization reaction, the reaction times is 2～4h, prepares the PBT particle containing coconut husk charcoal; Described secondary coconut husk Carbon Materials accounts for 0.2% of CBT powder and both total masses of 1,6 hexylene glycol.
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| CN201410406782.9A CN104177703A (en) | 2014-08-18 | 2014-08-18 | Polypropylene multifunctional cable material for electric power field and production method of polypropylene multifunctional cable material |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804333A (en) * | 2015-05-06 | 2015-07-29 | 沈太英 | Environment-friendly polyvinyl chloride cable material for electric industry |
| CN104846537A (en) * | 2015-05-06 | 2015-08-19 | 福建省晋江市华宇织造有限公司 | Method for processing warp-knitted spacer fabric for clothing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1342185A (en) * | 1999-03-04 | 2002-03-27 | 陶氏化学公司 | Polypropylene and polyester blends containing graft-modified polyolefin elastomer |
| CN103881216A (en) * | 2014-03-27 | 2014-06-25 | 沈太英 | Polyester-polyethylene composite plastic for cables and preparation method of composite plastic |
| CN103910931A (en) * | 2014-03-10 | 2014-07-09 | 昆山市新智成电子科技有限公司 | Environment-friendly electric wire and cable material |
-
2014
- 2014-08-18 CN CN201410406782.9A patent/CN104177703A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1342185A (en) * | 1999-03-04 | 2002-03-27 | 陶氏化学公司 | Polypropylene and polyester blends containing graft-modified polyolefin elastomer |
| CN103910931A (en) * | 2014-03-10 | 2014-07-09 | 昆山市新智成电子科技有限公司 | Environment-friendly electric wire and cable material |
| CN103881216A (en) * | 2014-03-27 | 2014-06-25 | 沈太英 | Polyester-polyethylene composite plastic for cables and preparation method of composite plastic |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104804333A (en) * | 2015-05-06 | 2015-07-29 | 沈太英 | Environment-friendly polyvinyl chloride cable material for electric industry |
| CN104846537A (en) * | 2015-05-06 | 2015-08-19 | 福建省晋江市华宇织造有限公司 | Method for processing warp-knitted spacer fabric for clothing |
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Application publication date: 20141203 |