CN105949576A - High-strength heat-resistant optical cable material and preparation method thereof - Google Patents
High-strength heat-resistant optical cable material and preparation method thereof Download PDFInfo
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- CN105949576A CN105949576A CN201610457105.9A CN201610457105A CN105949576A CN 105949576 A CN105949576 A CN 105949576A CN 201610457105 A CN201610457105 A CN 201610457105A CN 105949576 A CN105949576 A CN 105949576A
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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
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/06—Polyethene
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- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1067—Wholly aromatic polyimides, i.e. having both tetracarboxylic and diamino moieties aromatically bound
- C08G73/1071—Wholly aromatic polyimides containing oxygen in the form of ether bonds in the main chain
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- C08L2203/00—Applications
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- C08L2203/202—Applications use in electrical or conductive gadgets use in electrical wires or wirecoating
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- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
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- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
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Abstract
The invention discloses a high-strength heat-resistant optical cable material which is prepared from the following raw materials in parts by weight: 3-5 parts of tricalcium silicate, 1-2 parts of oxidized polyethylene wax, 4-6 parts of trinonylphenyl phosphite, 5-7 parts of octamethylcyclotetrasiloxane, 2-3 parts of octaphenyl-POSS (polyhedral oligomeric silsesquioxane), 0.01-0.02 part of tetramethylammonium hydroxide, 300-400 parts of dimethylacetamide, 1-3 parts of octylphenylcyclotetrasiloxane, 37-40 parts of 4,4'-diaminodiphenyl ether, 2-4 parts of 20-25% ammonia water, 46-50 parts of pyromellitic dianhydride, 70-80 parts of N-methylpyrrolidone, 3-4 parts of aluminum nitride, 100-110 parts of high-density polyethylene, 1-2 parts of polyvinyl butyral, 2-3 parts of aluminum stearate, 0.8-1 part of diisopropyl ethanolamine and 2-3 parts of mannitol. The optical cable material has the advantages of high surface strength and favorable toughness. The added tricalcium silicate, aluminum stearate and the like can effectively enhance the mechanical properties of the finished product.
Description
Technical field
The present invention relates to mass technical field, particularly relate to a kind of high strength heat resistant mass and preparation method thereof.
Background technology
nullComposite polyimide material is generally composited with polyimides for matrix and other material " wherein with poly-phthalimide for matrix with high performance reinforcing fiber (such as glass fibre，Carbon fiber，Aramid fiber etc.) advanced composite material that is composited，Specific strength is high，High temperature resistant，Part weight is light，It is largely used to make the structural member of aerospace vehicle，It is " current with polyimides as matrix that huge contribution has been made in development to aerospace industry，The research compound with inorganic particles is more and more noticeable，As functional composite material，Having broad prospect of application " mainly has pottery for the inorganic matter of polyimide/inorganic thing (nanometer) composite and the material of precursor thereof、Polysiloxanes、Clay and molecular sieve，Generally inorganic matter is scattered in polyimide matrix with the form of dispersion phase，" inorganic matter can be with in the form introducing polyimides of superfine powder to form the inorganic phase of certain size that is separated，More generally it is then converted to corresponding inorganic phase so that certain precursor form (such as alkoxide etc.) and the precursor solution of polyimides are blended；
Owing to general polyimides does not melts, processing and forming temperature is high, therefore exploitation is prone to the focus that the polyimides of processing and forming is its research and development, and " polyimides that in addition; owing to it is relatively costly; be greatly limited in terms of general civilian and commercial Application; therefore synthesize low cost, property retention is good is also one of emphasis of studying；
Polyimides has the most excellent thermostability, wearability, radiation resistance, chemical resistance, good electrical insulating property, toughness, the most also there is the highest gas permeability, owing to having superior combination property, it is widely used in Aero-Space, electric, locomotive automobile, the field such as precision optical machinery and automatic office machinery, polyimide curing temperature is the highest, and is difficult to processing and forming, and polyimides is prepared as powder, then can have the most wide application prospect as material modification additive；.
Summary of the invention
The object of the invention is contemplated to make up the defect of prior art, it is provided that a kind of high strength heat resistant mass and preparation method thereof.
The present invention is achieved by the following technical solutions:
A kind of high strength heat resistant mass, it is made up of the raw material of following weight parts:
Tricalcium silicate 3-5, OPE 1-2, trisnonyl phenyl phosphite 4-6, octamethylcy-clotetrasiloxane 5-7, octaphenyl-POSS2-3, Tetramethylammonium hydroxide 0.01-0.02, dimethyl acetylamide 300-400, octyl phenyl cyclotetrasiloxane 1-3,4, the ammonia 2-4 of 4'-diaminodiphenyl ether 37-40,20-25%, pyromellitic acid anhydride 46-50, N-Methyl pyrrolidone 70-80, aluminium nitride 3-4, high density polyethylene (HDPE) 100-110, polyvinyl butyral resin 1-2, aluminium stearate 2-3, diisopropyl ethanolamine 0.8-1, mannitol 2-3.
The preparation method of a kind of described high strength heat resistant mass, comprises the following steps:
(1) taking the 10-15% of above-mentioned octamethylcy-clotetrasiloxane weight, mix with Tetramethylammonium hydroxide, be passed through nitrogen, insulation reaction 2-3 hour at 90-95 DEG C, slowly reducing temperature is room temperature, obtains alkaline-sol；
(2) take the 10-15% of above-mentioned dimethyl acetylamide weight, add remaining octamethylcy-clotetrasiloxane, octyl phenyl cyclotetrasiloxane, octaphenyl-POSS, stir, it is passed through nitrogen, add above-mentioned alkaline-sol, 90-95 DEG C of insulated and stirred 30-40 minute, stop being passed through nitrogen, it is incubated 2-3 hour, rise high-temperature and be 150-160 DEG C, be incubated 27-30 minute, cooling, it is vacuum dried 1-2 hour at 60-65 DEG C, obtains cross linking polysiloxane；
(3) by above-mentioned 4,4'-diaminodiphenyl ether joins in its weight 36-40 times, 15-17% sulfuric acid solution, adds the ammonia of above-mentioned 20-25%, stand 1-2 hour, filter, precipitate with deionized water is washed 3-4 time, it is vacuum dried 4-5 hour at 60-70 DEG C, obtains refined phenylate；
(4) take the 30-40% of remaining dimethyl acetylamide weight, add above-mentioned aluminium stearate, OPE, send in the water-bath of 90-97 DEG C, insulated and stirred 17-20 minute, discharging, it is cooled to room temperature, obtains amide premixed liquid；
(5) by above-mentioned refined phenylate, pyromellitic acid anhydride, cross linking polysiloxane mixing, add remaining dimethyl acetylamide, stir, mix with above-mentioned amide premixed liquid, send in ice-water bath, it is passed through nitrogen, stirring reaction 2-3 hour, discharging, product is joined in the distilled water of its weight 30-40 times, room temperature stands 4-5 days, filters, obtains precrosslink polyimides；
(6) by above-mentioned aluminium nitride, tricalcium silicate mixing, join in N-Methyl pyrrolidone, ultrasonic 2-3 minute, obtain aluminium nitride dispersion liquid；
(7) above-mentioned precrosslink polyimides is joined in aluminium nitride dispersion liquid, add above-mentioned diisopropyl ethanolamine, ultrasonic 20-30 minute, filter, be vacuum dried 3-5 hour at 76-80 DEG C will be deposited in, wear into fine powder, send in the vacuum drying oven of 250-260 DEG C, heat 6-7 hour, discharging cool down, with cross-linking modified polyimides；
(8) by above-mentioned cross-linking modified polyimides, mannitol, polyvinyl butyral resin mixing, insulated and stirred 10-16 minute at 60-70 DEG C, mix with remaining each raw material, stir, be sent in screw extruder, melt extrude, cooling, pulverizing, obtain described mass.
The invention have the advantage that the present invention is with 4,4. a diaminodiphenyl ether and pyromellitic acid anhydride are monomer, with N-Methyl pyrrolidone as reaction dissolvent, with cross linking polysiloxane as hydrophobic components, remove solvent through distilled water immersion after having reacted, then high temperature cyclization obtains cross-linking modified polyimides；
The present invention introduces in the strand of polyimides has hydrophobic Si-O-Si structure, by the polyimides shearing force to cross linking polysiloxane, polysiloxanes can be dispersed into less granule, it can be uniformly coated on the surface of polyimide particle, thus form hydrophobic layer, thus improve its dispersing uniformity in the composite；The cross linking polysiloxane of the present invention also has good heat stability and irradiation stability, improves its damping capacity and the compatibility with polyimides；Precrosslink polyimides is mixed by the present invention with aluminium nitride suspension, and the composite of formation combines the respective advantage of polyimides and aluminium nitride, has high heat conduction, low bulk, low dielectric, electric insulation, the high temperature resistant performance waiting excellence；The mass surface strength of the present invention is high, and good toughness, the tricalcium silicate of addition, aluminium stearate etc. can effectively improve the mechanical property of finished product.
Detailed description of the invention
A kind of high strength heat resistant mass, it is made up of the raw material of following weight parts:
Tricalcium silicate 3, OPE 1, trisnonyl phenyl phosphite 4, octamethylcy-clotetrasiloxane 5, octaphenyl POSS2, Tetramethylammonium hydroxide 0.01, dimethyl acetylamide 300, octyl phenyl cyclotetrasiloxane 1,4, the ammonia 2 of 4' diaminodiphenyl ether 37,20%, pyromellitic acid anhydride 46, N methyl pyrrolidone 70, aluminium nitride 3, high density polyethylene (HDPE) 100, polyvinyl butyral resin 1, aluminium stearate 2, diisopropyl ethanolamine 0.8, mannitol 2.
The preparation method of a kind of described high strength heat resistant mass, comprises the following steps:
(1) taking the 10% of above-mentioned octamethylcy-clotetrasiloxane weight, mix with Tetramethylammonium hydroxide, be passed through nitrogen, insulation reaction 2 hours at 90 DEG C, slowly reducing temperature is room temperature, obtains alkaline-sol；
(2) take the 10% of above-mentioned dimethyl acetylamide weight, add remaining octamethylcy-clotetrasiloxane, octyl phenyl cyclotetrasiloxane, octaphenyl POSS, stir, it is passed through nitrogen, add above-mentioned alkaline-sol, 90 DEG C of insulated and stirred 30 minutes, stop being passed through nitrogen, it is incubated 2 hours, rising high-temperature is 150 DEG C, is incubated 27 minutes, cooling, it is vacuum dried 1 hour at 60 DEG C, obtains cross linking polysiloxane；
(3) by above-mentioned 4,4' diaminodiphenyl ether joins in its weight 36 times, the sulfuric acid solution of 15%, adds the ammonia of above-mentioned 20%, stands 1 hour, filters, precipitate with deionized water is washed 3 times, is vacuum dried 4 hours, obtains refined phenylate at 60 DEG C；
(4) take the 30% of remaining dimethyl acetylamide weight, add above-mentioned aluminium stearate, OPE, send in the water-bath of 90 DEG C, insulated and stirred 17 minutes, discharging, it is cooled to room temperature, obtains amide premixed liquid；
(5) by above-mentioned refined phenylate, pyromellitic acid anhydride, cross linking polysiloxane mixing, add remaining dimethyl acetylamide, stir, mix with above-mentioned amide premixed liquid, send in ice-water bath, it is passed through nitrogen, stirring reaction 2 hours, discharging, product is joined in the distilled water of its weight 30 times, room temperature stands 4 days, filters, obtains precrosslink polyimides；
(6) by above-mentioned aluminium nitride, tricalcium silicate mixing, join in N methyl pyrrolidone, ultrasonic 2 minutes, obtain aluminium nitride dispersion liquid；
(7) above-mentioned precrosslink polyimides is joined in aluminium nitride dispersion liquid, add above-mentioned diisopropyl ethanolamine, ultrasonic 20 minutes, filter, vacuum drying 3 hours will be deposited at 76 DEG C, wear into fine powder, send in the vacuum drying oven of 250 DEG C, heat 6 hours, discharging cool down, with cross-linking modified polyimides；
(8) by above-mentioned cross-linking modified polyimides, mannitol, polyvinyl butyral resin mixing, insulated and stirred 10 minutes at 60 DEG C, mix with remaining each raw material, stir, be sent in screw extruder, melt extrude, cooling, pulverizing, obtain described mass.
Performance test:
Hot strength: 19.6MPa；
Elongation at break: 352%.
Claims (2)
1. a high strength heat resistant mass, it is characterised in that it is made up of the raw material of following weight parts:
Tricalcium silicate 3-5, OPE 1-2, trisnonyl phenyl phosphite 4-6, octamethylcy-clotetrasiloxane 5-7, octaphenyl-POSS2-3, Tetramethylammonium hydroxide 0.01-0.02, dimethyl acetylamide 300-400, octyl phenyl cyclotetrasiloxane 1-3,4, the ammonia 2-4 of 4'-diaminodiphenyl ether 37-40,20-25%, pyromellitic acid anhydride 46-50, N-Methyl pyrrolidone 70-80, aluminium nitride 3-4, high density polyethylene (HDPE) 100-110, polyvinyl butyral resin 1-2, aluminium stearate 2-3, diisopropyl ethanolamine 0.8-1, mannitol 2-3.
2. the preparation method of a high strength heat resistant mass as claimed in claim 1, it is characterised in that comprise the following steps:
(1) taking the 10-15% of above-mentioned octamethylcy-clotetrasiloxane weight, mix with Tetramethylammonium hydroxide, be passed through nitrogen, insulation reaction 2-3 hour at 90-95 DEG C, slowly reducing temperature is room temperature, obtains alkaline-sol；
(2) take the 10-15% of above-mentioned dimethyl acetylamide weight, add remaining octamethylcy-clotetrasiloxane, octyl phenyl cyclotetrasiloxane, octaphenyl-POSS, stir, it is passed through nitrogen, add above-mentioned alkaline-sol, 90-95 DEG C of insulated and stirred 30-40 minute, stop being passed through nitrogen, it is incubated 2-3 hour, rise high-temperature and be 150-160 DEG C, be incubated 27-30 minute, cooling, it is vacuum dried 1-2 hour at 60-65 DEG C, obtains cross linking polysiloxane；
(3) by above-mentioned 4,4'-diaminodiphenyl ether joins in its weight 36-40 times, 15-17% sulfuric acid solution, adds the ammonia of above-mentioned 20-25%, stand 1-2 hour, filter, precipitate with deionized water is washed 3-4 time, it is vacuum dried 4-5 hour at 60-70 DEG C, obtains refined phenylate；
(4) take the 30-40% of remaining dimethyl acetylamide weight, add above-mentioned aluminium stearate, OPE, send in the water-bath of 90-97 DEG C, insulated and stirred 17-20 minute, discharging, it is cooled to room temperature, obtains amide premixed liquid；
(5) by above-mentioned refined phenylate, pyromellitic acid anhydride, cross linking polysiloxane mixing, add remaining dimethyl acetylamide, stir, mix with above-mentioned amide premixed liquid, send in ice-water bath, it is passed through nitrogen, stirring reaction 2-3 hour, discharging, product is joined in the distilled water of its weight 30-40 times, room temperature stands 4-5 days, filters, obtains precrosslink polyimides；
(6) by above-mentioned aluminium nitride, tricalcium silicate mixing, join in N-Methyl pyrrolidone, ultrasonic 2-3 minute, obtain aluminium nitride dispersion liquid；
(7) above-mentioned precrosslink polyimides is joined in aluminium nitride dispersion liquid, add above-mentioned diisopropyl ethanolamine, ultrasonic 20-30 minute, filter, be vacuum dried 3-5 hour at 76-80 DEG C will be deposited in, wear into fine powder, send in the vacuum drying oven of 250-260 DEG C, heat 6-7 hour, discharging cool down, with cross-linking modified polyimides；
(8) by above-mentioned cross-linking modified polyimides, mannitol, polyvinyl butyral resin mixing, insulated and stirred 10-16 minute at 60-70 DEG C, mix with remaining each raw material, stir, be sent in screw extruder, melt extrude, cooling, pulverizing, obtain described mass.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106633642A (en) * | 2016-11-29 | 2017-05-10 | 太湖县金辉煌电子科技有限公司 | Octadecylamine graft epoxy heat-conducting material and preparation method thereof |
| CN107523182A (en) * | 2017-08-15 | 2017-12-29 | 湖南七纬科技有限公司 | A kind of hard antistripping graphene water paint and preparation method thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837262A (en) * | 2006-04-24 | 2006-09-27 | 广州吉必时科技实业有限公司 | Process for synthesis of polysiloxane |
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- 2016-06-22 CN CN201610457105.9A patent/CN105949576A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1837262A (en) * | 2006-04-24 | 2006-09-27 | 广州吉必时科技实业有限公司 | Process for synthesis of polysiloxane |
Non-Patent Citations (2)
| Title |
|---|
| 张飞: ""聚酰亚胺/聚硅氧烷复合微粒子的制备与性质研究"", 《中国优秀硕士学位论文全文数据库 工程科技Ⅰ辑》 * |
| 谢元等: ""高密度聚乙烯电缆护套料的研制"", 《化工新型材料》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106633642A (en) * | 2016-11-29 | 2017-05-10 | 太湖县金辉煌电子科技有限公司 | Octadecylamine graft epoxy heat-conducting material and preparation method thereof |
| CN107523182A (en) * | 2017-08-15 | 2017-12-29 | 湖南七纬科技有限公司 | A kind of hard antistripping graphene water paint and preparation method thereof |
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