CN112876797A - Bulletproof radome and manufacturing method thereof - Google Patents
Bulletproof radome and manufacturing method thereof Download PDFInfo
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- CN112876797A CN112876797A CN202110060210.XA CN202110060210A CN112876797A CN 112876797 A CN112876797 A CN 112876797A CN 202110060210 A CN202110060210 A CN 202110060210A CN 112876797 A CN112876797 A CN 112876797A
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- 238000004519 manufacturing process Methods 0.000 title claims description 11
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 claims abstract description 91
- 239000004744 fabric Substances 0.000 claims abstract description 37
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 claims abstract description 21
- 239000000835 fiber Substances 0.000 claims abstract description 21
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 claims abstract description 21
- 239000002994 raw material Substances 0.000 claims abstract description 19
- 239000003365 glass fiber Substances 0.000 claims abstract description 16
- OJOWICOBYCXEKR-KRXBUXKQSA-N (5e)-5-ethylidenebicyclo[2.2.1]hept-2-ene Chemical compound C1C2C(=C/C)/CC1C=C2 OJOWICOBYCXEKR-KRXBUXKQSA-N 0.000 claims description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 26
- 239000011259 mixed solution Substances 0.000 claims description 26
- 238000010438 heat treatment Methods 0.000 claims description 18
- -1 didodecylphenol-tetrachlorotungsten oxide Chemical compound 0.000 claims description 16
- 238000002360 preparation method Methods 0.000 claims description 16
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 14
- 238000002844 melting Methods 0.000 claims description 13
- 230000008018 melting Effects 0.000 claims description 13
- 229910052901 montmorillonite Inorganic materials 0.000 claims description 13
- 229910052757 nitrogen Inorganic materials 0.000 claims description 13
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 13
- 238000003756 stirring Methods 0.000 claims description 13
- 239000005543 nano-size silicon particle Substances 0.000 claims description 12
- MCULRUJILOGHCJ-UHFFFAOYSA-N triisobutylaluminium Chemical compound CC(C)C[Al](CC(C)C)CC(C)C MCULRUJILOGHCJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000007822 coupling agent Substances 0.000 claims description 8
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 8
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 5
- 230000000379 polymerizing effect Effects 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 11
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L45/00—Compositions of homopolymers or copolymers of compounds having no unsaturated aliphatic radicals in side chain, and having one or more carbon-to-carbon double bonds in a carbocyclic or in a heterocyclic ring system; Compositions of derivatives of such polymers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H5/00—Armour; Armour plates
- F41H5/02—Plate construction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/42—Housings not intimately mechanically associated with radiating elements, e.g. radome
- H01Q1/422—Housings not intimately mechanically associated with radiating elements, e.g. radome comprising two or more layers of dielectric material
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
- C08L2205/14—Polymer mixtures characterised by other features containing polymeric additives characterised by shape
- C08L2205/16—Fibres; Fibrils
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2207/00—Properties characterising the ingredient of the composition
- C08L2207/06—Properties of polyethylene
- C08L2207/068—Ultra high molecular weight polyethylene
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Details Of Aerials (AREA)
Abstract
The invention relates to a bulletproof radar cover, which comprises the following raw materials in parts by weight: 100-120 parts of ultrahigh molecular weight polyethylene fiber fabric, 80-100 parts of glass fiber fabric, 100-120 parts of dicyclopentadiene A component and 100-120 parts of dicyclopentadiene B component. The bulletproof radar cover has excellent bulletproof performance and excellent wave-transmitting performance; therefore, the bulletproof radome has two functions of bulletproof and radome.
Description
Technical Field
The invention relates to the field of radomes, in particular to a bulletproof radome and a manufacturing method thereof.
Background
The radome is called as a radome or an antenna housing for short, and mainly has the functions of preventing the influence and the damage of severe environments such as strong wind, heavy rain, hail, heavy snow and the like on the radar antenna under the condition of not influencing the emission and the reception of electromagnetic waves, so that the purposes of prolonging the service life, improving the reliability of a system and ensuring the all-weather work of the radar antenna are achieved.
The radome in the prior art is often single in function, has no bulletproof function, and has high requirements on the radome in a military process, so that the provision of the bulletproof radome and the manufacturing method thereof becomes very important.
Disclosure of Invention
One of the objects of the present invention is: a ballistic radome is provided.
In order to achieve the above purpose, the invention provides the following technical scheme:
a bulletproof radar cover comprises the following raw materials in parts by weight: 100-120 parts of ultrahigh molecular weight polyethylene fiber fabric, 80-100 parts of glass fiber fabric, 100-120 parts of dicyclopentadiene A component and 100-120 parts of dicyclopentadiene B component.
Preferably, the gram weight of the ultra-high molecular weight polyethylene fiber fabric is 200g/m2-350g/m2。
Preferably, the preparation method of the dicyclopentadiene A component is as follows:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding triisobutyl aluminum into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene A component.
Preferably, the dicyclopentadiene A component comprises the following raw materials in parts by weight: 90-100 parts of dicyclopentadiene, 5-15 parts of ethylidene norbornene and 0.5-1.5 parts of triisobutyl aluminum.
Preferably, the preparation method of the dicyclopentadiene B component is as follows:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tetrachlorotungsten oxide, the coupling agent, the nano-montmorillonite and the nano-silicon carbide into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
Preferably, the dicyclopentadiene B component comprises the following raw materials in parts by weight: 90-100 parts of dicyclopentadiene, 5-15 parts of ethylidene norbornene, 1-3 parts of didodecylphenol tungsten oxide tetrachloride, 0.2-1 part of coupling agent, 0.5-5 parts of nano montmorillonite and 0.5-5 parts of nano silicon carbide.
Preferably, the coupling agent is one of a silane coupling agent and a titanate coupling agent.
The second purpose of the invention is: a method of making a ballistic radome is provided.
In order to achieve the above purpose, the invention provides the following technical scheme:
a manufacturing method of a bulletproof radome comprises the following specific steps:
laying glass fiber fabrics and ultra-high molecular weight polyethylene fiber fabrics in different laying modes, placing the glass fiber fabrics and the ultra-high molecular weight polyethylene fiber fabrics into a mold, heating the mold to a certain temperature, metering a dicyclopentadiene A component and a dicyclopentadiene B component through metering pumps respectively, injecting the components into the mold through a mixing head, and polymerizing to obtain the bulletproof radome.
Preferably, the temperature of the mold after temperature rise is 110-.
The invention has the beneficial effects that:
the bulletproof radar cover has excellent bulletproof performance and excellent wave-transmitting performance; therefore, the bulletproof radome has two functions of bulletproof and radome.
DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION
Example 1
A bulletproof radar cover comprises the following raw materials in parts by weight: 100 parts of ultra-high molecular weight polyethylene fiber fabric, 80 parts of glass fiber fabric, 100 parts of dicyclopentadiene A component and 100 parts of dicyclopentadiene B component.
Wherein the gram weight of the ultra-high molecular weight polyethylene fiber fabric is 200g/m2-350g/m2。
The preparation method of the dicyclopentadiene A component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding triisobutyl aluminum into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene A component.
The dicyclopentadiene A component comprises the following raw materials in parts by weight: 90 parts of dicyclopentadiene, 5 parts of ethylidene norbornene and 0.5 part of triisobutyl aluminum.
The preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tetrachlorotungsten oxide, the silane coupling agent, the nano-montmorillonite and the nano-silicon carbide into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
The dicyclopentadiene B component comprises the following raw materials in parts by weight: 90 parts of dicyclopentadiene, 5 parts of ethylidene norbornene, 1 part of bis (dodecylphenol) tungsten oxide tetrachloride, 0.2 part of silane coupling agent, 0.5 part of nano montmorillonite and 0.5 part of nano silicon carbide.
The manufacturing method of the bulletproof radome comprises the following specific steps:
laying glass fiber fabrics and ultra-high molecular weight polyethylene fiber fabrics in different laying modes, placing the glass fiber fabrics and the ultra-high molecular weight polyethylene fiber fabrics into a mold, heating the mold to a certain temperature, metering a dicyclopentadiene A component and a dicyclopentadiene B component through metering pumps respectively, injecting the components into the mold through a mixing head, and polymerizing to obtain the bulletproof radome. Wherein the temperature of the mold after being heated is 110 ℃.
Example 2
A bulletproof radar cover comprises the following raw materials in parts by weight: 110 parts of ultra-high molecular weight polyethylene fiber fabric, 90 parts of glass fiber fabric, 110 parts of dicyclopentadiene A component and 110 parts of dicyclopentadiene B component.
Wherein the gram weight of the ultra-high molecular weight polyethylene fiber fabric is 200g/m2-350g/m2。
The preparation method of the dicyclopentadiene A component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding triisobutyl aluminum into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene A component.
The dicyclopentadiene A component comprises the following raw materials in parts by weight: 95 parts of dicyclopentadiene, 10 parts of ethylidene norbornene and 1 part of triisobutyl aluminum.
The preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tetrachlorotungsten oxide, the silane coupling agent, the nano-montmorillonite and the nano-silicon carbide into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
The dicyclopentadiene B component comprises the following raw materials in parts by weight: 95 parts of dicyclopentadiene, 10 parts of ethylidene norbornene, 2 parts of bis (dodecylphenol) tungsten oxide tetrachloride, 0.5 part of silane coupling agent, 4 parts of nano montmorillonite and 4 parts of nano silicon carbide.
The manufacturing method of the bulletproof radome comprises the following specific steps:
laying glass fiber fabrics and ultra-high molecular weight polyethylene fiber fabrics in different laying modes, placing the glass fiber fabrics and the ultra-high molecular weight polyethylene fiber fabrics into a mold, heating the mold to a certain temperature, metering a dicyclopentadiene A component and a dicyclopentadiene B component through metering pumps respectively, injecting the components into the mold through a mixing head, and polymerizing to obtain the bulletproof radome. Wherein the temperature of the mold after being heated is 130 ℃.
Example 3
A bulletproof radar cover comprises the following raw materials in parts by weight: 120 parts of ultrahigh molecular weight polyethylene fiber fabric, 100 parts of glass fiber fabric, 120 parts of dicyclopentadiene A component and 120 parts of dicyclopentadiene B component.
Wherein the gram weight of the ultra-high molecular weight polyethylene fiber fabric is 200g/m2-350g/m2。
The preparation method of the dicyclopentadiene A component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding triisobutyl aluminum into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene A component.
The dicyclopentadiene A component comprises the following raw materials in parts by weight: 100 parts of dicyclopentadiene, 15 parts of ethylidene norbornene and 1.5 parts of triisobutyl aluminum.
The preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tetrachlorotungsten oxide, the silane coupling agent, the nano-montmorillonite and the nano-silicon carbide into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
The dicyclopentadiene B component comprises the following raw materials in parts by weight: 100 parts of dicyclopentadiene, 15 parts of ethylidene norbornene, 3 parts of didodecyl phenol tungsten oxide tetrachloride, 1 part of silane coupling agent, 5 parts of nano montmorillonite and 5 parts of nano silicon carbide.
The manufacturing method of the bulletproof radome comprises the following specific steps:
laying glass fiber fabrics and ultra-high molecular weight polyethylene fiber fabrics in different laying modes, placing the glass fiber fabrics and the ultra-high molecular weight polyethylene fiber fabrics into a mold, heating the mold to a certain temperature, metering a dicyclopentadiene A component and a dicyclopentadiene B component through metering pumps respectively, injecting the components into the mold through a mixing head, and polymerizing to obtain the bulletproof radome. Wherein the temperature of the heated die is 140 ℃.
Comparative example 1
Comparative example 1 differs from example 2 in that: the preparation method of the dicyclopentadiene B component is different, and the rest is the same.
The preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tungsten oxide tetrachloride and the silane coupling agent into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
The dicyclopentadiene B component comprises the following raw materials in parts by weight: 95 parts of dicyclopentadiene, 10 parts of ethylidene norbornene, 2 parts of bis (dodecylphenol) tungsten oxide tetrachloride and 0.5 part of silane coupling agent.
Comparative example 2
Comparative example 1 differs from example 2 in that: the preparation method of the dicyclopentadiene B component is different, and the rest is the same.
The preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tetrachlorotungsten oxide, the silane coupling agent and the nano silicon carbide into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
The dicyclopentadiene B component comprises the following raw materials in parts by weight: 95 parts of dicyclopentadiene, 10 parts of ethylidene norbornene, 2 parts of bis (dodecylphenol) tungsten oxide tetrachloride, 0.5 part of silane coupling agent and 8 parts of nano silicon carbide.
Comparative example 3
Comparative example 1 differs from example 2 in that: the preparation method of the dicyclopentadiene B component is different, and the rest is the same.
The preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tungsten oxide tetrachloride, the silane coupling agent and the nano-montmorillonite into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
The dicyclopentadiene B component comprises the following raw materials in parts by weight: 95 parts of dicyclopentadiene, 10 parts of ethylidene norbornene, 2 parts of didodecyl phenol tungsten oxide tetrachloride, 0.5 part of silane coupling agent and 8 parts of nano montmorillonite.
Comparison of Performance
Comparing the ballistic performance of the ballistic radomes obtained in example 2 and comparative examples 1, 2 and 3, table 1 is obtained:
TABLE 1 bulletproof Performance comparison Table
The wave transmittances of the bulletproof radomes obtained in example 2 and comparative examples 1, 2 and 3 were compared to obtain table 2:
TABLE 2 wave-transparent rate comparison table
| Item | Test standard | Example 1 | Comparative example 1 | Comparative example 2 | Comparative example 3 |
| Wave transmissivity | GJB 7954-2012 | 96.2％ | 94.6％ | 95.1％ | 95.1％ |
As can be seen from tables 1 and 2:
the nanometer montmorillonite and the nanometer silicon carbide are added into the dicyclopentadiene B component, so that the bulletproof performance is obviously enhanced, and the influence on the wave transmission rate is small.
Claims (9)
1. A ballistic radome, characterized by: the feed comprises the following raw materials in parts by weight: 100-120 parts of ultrahigh molecular weight polyethylene fiber fabric, 80-100 parts of glass fiber fabric, 100-120 parts of dicyclopentadiene A component and 100-120 parts of dicyclopentadiene B component.
2. A ballistic radome in accordance with claim 1 wherein: the gram weight of the ultra-high molecular weight polyethylene fiber fabric is 200g/m2-350g/m2。
3. A ballistic radome in accordance with claim 1 wherein: the preparation method of the dicyclopentadiene A component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding triisobutyl aluminum into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene A component.
4. A ballistic radome in accordance with claim 3 wherein: the dicyclopentadiene A component comprises the following raw materials in parts by weight: 90-100 parts of dicyclopentadiene, 5-15 parts of ethylidene norbornene and 0.5-1.5 parts of triisobutyl aluminum.
5. A ballistic radome in accordance with claim 1 wherein: the preparation method of the dicyclopentadiene B component comprises the following steps:
(1) heating and melting dicyclopentadiene, adding ethylidene norbornene, and uniformly dispersing to obtain a mixed solution for later use;
(2) adding the didodecylphenol-tetrachlorotungsten oxide, the coupling agent, the nano-montmorillonite and the nano-silicon carbide into the mixed solution under the protection of nitrogen, and uniformly stirring to obtain the dicyclopentadiene B component.
6. A ballistic radome in accordance with claim 5 wherein: the dicyclopentadiene B component comprises the following raw materials in parts by weight: 90-100 parts of dicyclopentadiene, 5-15 parts of ethylidene norbornene, 1-3 parts of didodecylphenol tungsten oxide tetrachloride, 0.2-1 part of coupling agent, 0.5-5 parts of nano montmorillonite and 0.5-5 parts of nano silicon carbide.
7. A ballistic radome in accordance with claim 6 wherein: the coupling agent is one of silane coupling agent and titanate coupling agent.
8. A method of manufacturing a ballistic radome according to any one of claims 1-7 wherein: the method comprises the following specific steps:
laying glass fiber fabrics and ultra-high molecular weight polyethylene fiber fabrics in different laying modes, placing the glass fiber fabrics and the ultra-high molecular weight polyethylene fiber fabrics into a mold, heating the mold to a certain temperature, metering a dicyclopentadiene A component and a dicyclopentadiene B component through metering pumps respectively, injecting the components into the mold through a mixing head, and polymerizing to obtain the bulletproof radome.
9. The method of manufacturing a ballistic radome of claim 8 wherein: the temperature of the heated mold is 110-140 ℃.
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4902560A (en) * | 1988-06-01 | 1990-02-20 | Hercules Incorporated | Improving the physical properties of glass composite polydicyclopentadiene by heat treatment |
| CN101397757A (en) * | 2007-09-30 | 2009-04-01 | 东华大学 | Ultra-high molecular weight northylen composite welfless cloth and manufacture method and use |
| CN101364669B (en) * | 2008-09-25 | 2012-08-29 | 东华大学 | Polyethylene reinforced radar cowl of ultra-high molecular weight, preparation and application thereof |
| CN106350943A (en) * | 2016-08-30 | 2017-01-25 | 江苏领瑞新材料科技有限公司 | Modified impact-resistant composite weftless cloth and manufacturing method thereof |
| CN107022044A (en) * | 2017-04-10 | 2017-08-08 | 上海化工研究院有限公司 | A kind of modified dicyclopentadiene material and preparation method thereof |
| CN110437571A (en) * | 2019-08-19 | 2019-11-12 | 山东科荣化工有限公司 | It is used to prepare the Polydicyclopentadiencomposite composite material and preparation method thereof of missile-resistant shield |
| CN111136989A (en) * | 2019-12-17 | 2020-05-12 | 中北大学 | Sandwich structure bulletproof wave-transmitting composite material and preparation method thereof |
-
2021
- 2021-01-18 CN CN202110060210.XA patent/CN112876797A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4902560A (en) * | 1988-06-01 | 1990-02-20 | Hercules Incorporated | Improving the physical properties of glass composite polydicyclopentadiene by heat treatment |
| CN101397757A (en) * | 2007-09-30 | 2009-04-01 | 东华大学 | Ultra-high molecular weight northylen composite welfless cloth and manufacture method and use |
| CN101364669B (en) * | 2008-09-25 | 2012-08-29 | 东华大学 | Polyethylene reinforced radar cowl of ultra-high molecular weight, preparation and application thereof |
| CN106350943A (en) * | 2016-08-30 | 2017-01-25 | 江苏领瑞新材料科技有限公司 | Modified impact-resistant composite weftless cloth and manufacturing method thereof |
| CN107022044A (en) * | 2017-04-10 | 2017-08-08 | 上海化工研究院有限公司 | A kind of modified dicyclopentadiene material and preparation method thereof |
| CN110437571A (en) * | 2019-08-19 | 2019-11-12 | 山东科荣化工有限公司 | It is used to prepare the Polydicyclopentadiencomposite composite material and preparation method thereof of missile-resistant shield |
| CN111136989A (en) * | 2019-12-17 | 2020-05-12 | 中北大学 | Sandwich structure bulletproof wave-transmitting composite material and preparation method thereof |
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Application publication date: 20210601 |