CN107488330A - A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof - Google Patents
A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof Download PDFInfo
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- CN107488330A CN107488330A CN201710657682.7A CN201710657682A CN107488330A CN 107488330 A CN107488330 A CN 107488330A CN 201710657682 A CN201710657682 A CN 201710657682A CN 107488330 A CN107488330 A CN 107488330A
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- macromolecule
- selfreparing
- elastic mechanical
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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
- C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
- B29C39/22—Component parts, details or accessories; Auxiliary operations
- B29C39/42—Casting under special conditions, e.g. vacuum
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/04—Condensation polymers of aldehydes or ketones with phenols only
- C08L61/06—Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2296—Oxides; Hydroxides of metals of zinc
-
- 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
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/30—Sulfur-, selenium- or tellurium-containing compounds
- C08K2003/3045—Sulfates
-
- 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
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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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)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses a kind of macromolecule selfreparing elastic mechanical material and preparation method thereof, it is made up of by weight carbon fiber, phenolic resin, epoxy resin, nanometer calcium sulfate, zinc oxide, nano titanium oxide and maleic anhydride inoculated polypropylene, each raw material is mixed by proportioning, and stir, and suitable quantity of water is added, it is well mixed to form mixed liquor；Mixture solution is subjected to vacuum outgas, the gas in mixture solution is removed completely；Mixture solution after removing gas is poured into the mould of vacuum and reacted, mould is placed in and carries out Slow cooling at room temperature, is put into the environment of certain humidity, adjustment standing time changes the water content of material.The macromolecule self-repair material preparation technology of the present invention is simple, easy to implement, and the strength of materials is adjustable, and quality is substantially better than existing self-repair material, it is possible to achieve the multiple of hard material is efficiently repaired, and repairing effect is good.
Description
The application is application number 2015108275401,20 days November 2015 applying date, a kind of denomination of invention " macromolecule
The divisional application of selfreparing elastic mechanical material and preparation method thereof ".
Technical field
The present invention relates to mechanical material field, specifically a kind of macromolecule selfreparing elastic mechanical material and its preparation side
Method.
Background technology
Material due to being influenceed by the various factors such as machinery, heat, chemistry, inevitably cracks in use
And breakage, so as to influence the normal use of product, reduction of service life.If material self-repair function can be assigned, you can solution
Certainly above mentioned problem, significantly improve properties of product and service life.Self-repair material is prepared and can be divided into according to repair mechanisms and material
Two classes, one kind belong to foreign aid's type selfreparing, i.e., the selfreparing of material are realized by additional renovation agent, generally utilize microcapsules and sky
The embedment renovation agent in advance in the material such as core fiber, when material cracks, micro- container for being distributed on crack propagation path
Rupture therewith, the renovation agent discharged recombines the plane of disruption, reaches the effect of selfreparing.This self-repair material
Shortcoming is that preparation method and process conditions are complicated harsh, and it is limited to repair number.
It is another kind of to belong to Intrinsical self-repair material, that is, additional renovation agent is not needed, by the covalent of material itself
Or non-covalent bond effect realizes selfreparing.Intrinsical self-repair material is easier to realize the multiple reparation of material, but such material
The contact that damaged interface will reach nano-scale could realize selfreparing, thus soft material due to deformability it is strong, easily disappear
Except gap caused by breakage, and existing hard material deformability is poor, then is difficult to the gap for overcoming this damaged interface.
Existing macromolecule self-repair material, strict deoxygenation, used equipment and technique are needed in preparation process
Condition has higher requirement, therefore limits the size and dimension of prepared material.And existing macromolecule self-repair material
Used material composition is complicated, and cost is high, and its self-regeneration effect is also undesirable, therefore limits self-repair material
Using.
The content of the invention
It is an object of the invention to provide a kind of macromolecule selfreparing elastic mechanical material and preparation method thereof, with solution
State the problem of being proposed in background technology.
To achieve the above object, the present invention provides following technical scheme：
A kind of macromolecule selfreparing elastic mechanical material, is made up of the raw material of following parts by weight：10~20 parts of carbon fiber, phenol
25~35 parts of urea formaldehyde, 20~30 parts of epoxy resin, 20~30 parts of nanometer calcium sulfate, 15~25 parts of zinc oxide, nanometer titanium dioxide
2~4 parts of titanium, 10~16 parts of maleic anhydride inoculated polypropylene.
Further scheme as the present invention：Specifically it is made up of the raw material of following parts by weight：15 parts of carbon fiber, phenolic resin
30 parts, 25 parts of epoxy resin, 25 parts of nanometer calcium sulfate, 20 parts of zinc oxide, 3 parts of nano titanium oxide, maleic anhydride grafting poly- third
13 parts of alkene.
A kind of preparation method of described macromolecule selfreparing elastic mechanical material, it is characterised in that specific preparation process
It is as follows：
(1) each raw material is mixed by proportioning, and stirred, and add suitable quantity of water, it is well mixed to form mixed liquor；
(2) mixture solution is subjected to vacuum outgas 0.5h, the vacuum degree control of vacuum outgas, will be mixed in 100-200Pa
Gas in polymer solution removes completely；
(3) mixture solution after removing gas is poured into the mould of vacuum, 3~4h is reacted at 80~90 DEG C, will
Mould is placed in carries out Slow cooling at room temperature, produces preform；
(4) preform is put into the environment that relative humidity is 25~35%, the water that adjustment standing time changes material contains
Amount, obtain the macromolecule selfreparing elastic mechanical material of different mechanical strengths.
Compared with prior art, the beneficial effects of the invention are as follows：The macromolecule self-repair material preparation technology letter of the present invention
Single, easy to implement, and the strength of materials is adjustable, quality is substantially better than existing self-repair material, it is possible to achieve hard material it is multiple
Efficiently repair, elasticity is big, and repairing effect is good, is hardly damaged, and substantially increases the application of self-repair material.
Embodiment
Below in conjunction with the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described,
Obviously, described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based in the present invention
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Embodiment 1
Macromolecule selfreparing elastic mechanical material, is made up of the raw material of following parts by weight：10 parts of carbon fiber, phenolic resin 35
Part, 20 parts of epoxy resin, 30 parts of nanometer calcium sulfate, 15 parts of zinc oxide, 4 parts of nano titanium oxide, maleic anhydride inoculated polypropylene
10 parts.
The preparation method of above-mentioned macromolecule selfreparing elastic mechanical material, specific preparation process are as follows：
(1) each raw material is mixed by proportioning, and stirred, and add suitable quantity of water, it is well mixed to form mixed liquor；
(2) mixture solution is subjected to vacuum outgas 0.5h, the vacuum degree control of vacuum outgas, will be mixed in 100-200Pa
Gas in polymer solution removes completely；
(3) mixture solution after removing gas is poured into the mould of vacuum, reacts 4h at 90 DEG C, mould is placed in
Slow cooling is carried out at room temperature, produces preform；
(4) preform is put into the environment that relative humidity is 30%, adjustment standing time changes the water content of material, obtains
Obtain the macromolecule selfreparing elastic mechanical material of different mechanical strengths.
Embodiment 2
Macromolecule selfreparing elastic mechanical material, is made up of the raw material of following parts by weight：15 parts of carbon fiber, phenolic resin 30
Part, 25 parts of epoxy resin, 25 parts of nanometer calcium sulfate, 20 parts of zinc oxide, 3 parts of nano titanium oxide, maleic anhydride inoculated polypropylene
13 parts.
The preparation method of above-mentioned macromolecule selfreparing elastic mechanical material, specific preparation process are as follows：
(1) each raw material is mixed by proportioning, and stirred, and add suitable quantity of water, it is well mixed to form mixed liquor；
(2) mixture solution is subjected to vacuum outgas 0.5h, the vacuum degree control of vacuum outgas, will be mixed in 100-200Pa
Gas in polymer solution removes completely；
(3) mixture solution after removing gas is poured into the mould of vacuum, reacts 4h at 85 DEG C, mould is placed in
Slow cooling is carried out at room temperature, produces preform；
(4) preform is put into the environment that relative humidity is 30%, adjustment standing time changes the water content of material, obtains
Obtain the macromolecule selfreparing elastic mechanical material of different mechanical strengths.
Embodiment 3
Macromolecule selfreparing elastic mechanical material, is made up of the raw material of following parts by weight：20 parts of carbon fiber, phenolic resin 25
Part, 30 parts of epoxy resin, 20 parts of nanometer calcium sulfate, 25 parts of zinc oxide, 2 parts of nano titanium oxide, maleic anhydride inoculated polypropylene
16 parts.
The preparation method of above-mentioned macromolecule selfreparing elastic mechanical material, specific preparation process are as follows：
(1) each raw material is mixed by proportioning, and stirred, and add suitable quantity of water, it is well mixed to form mixed liquor；
(2) mixture solution is subjected to vacuum outgas 0.5h, the vacuum degree control of vacuum outgas, will be mixed in 100-200Pa
Gas in polymer solution removes completely；
(3) mixture solution after removing gas is poured into the mould of vacuum, reacts 4h at 80 DEG C, mould is placed in
Slow cooling is carried out at room temperature, produces preform；
(4) preform is put into the environment that relative humidity is 30%, adjustment standing time changes the water content of material, obtains
Obtain the macromolecule selfreparing elastic mechanical material of different mechanical strengths.
When macromolecule selfreparing elastic mechanical material is cracked, repaired as follows：
If cracked macromolecule self-repair material water content be not less than 20%, perpendicular to direction of check with not less than
0.065MPa power pressing macromolecule selfreparing elastic mechanical material is no less than 4s, then stands 0.5h, you can realize selfreparing.
If cracked macromolecule selfreparing elastic mechanical material water content is less than 20%, in cracks atomized water spray,
Then 5s is no less than with the power pressing macromolecule selfreparing elastic mechanical material not less than 0.065MPa perpendicular to direction of check, so
After stand 1h, you can realize selfreparing；Or reviewed one's lessons by oneself perpendicular to direction of check with the power pressing macromolecule not less than 0.065MPa
After complex elasticity mechanical material is no less than 5s, it is positioned in the environment that relative humidity is 100% 4 days, you can realize selfreparing.
Water content change test and extension test are done to above-mentioned macromolecule selfreparing elastic mechanical material, as shown in table 1, will
Self-repair material places different time respectively in the environment that relative humidity is 35% obtained by the present embodiment, obtains different water contents
Self-repair material, the mechanical strength of each self-repair material such as following table after tested,
The change of the self-repair material of table 1 water content and mechanical strength in different time in the environment that relative humidity is 35%
Selfreparing test is done to sample obtained by the present embodiment：
Macromolecule self-repair material obtained by the present embodiment is placed into 4h in the environment that relative humidity is 20%, material water contains
Measure as 30% or so；After material is cut into two parts from centre, two parts are pressed together by the pressure 10s for applying 0.065MPa, quiet
After putting 1h, two parts turn into a complete material again, realize selfreparing；Repeat cut, pressing, repair 4 times after, material is still
Selfreparing can be realized.
Macromolecule self-repair material obtained by the present embodiment is placed into 72h, material water in the environment that relative humidity is 20%
Content is 9% or so.
After material is cut into two parts from centre, to Materials Fracture face atomized water spray, apply 0.065MPa pressure 10s by two parts
It is pressed together, after standing 0.5h, two parts turn into the material completed again, realize selfreparing.Repeat to cut, spray water
Mist, pressing, repair 5 times after, material can still realize selfreparing.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.
Claims (1)
1. a kind of preparation method of macromolecule selfreparing elastic mechanical material, it is characterised in that by the raw material system of following parts by weight
Into：20 parts of carbon fiber, 25 parts of phenolic resin, 30 parts of epoxy resin, 20 parts of nanometer calcium sulfate, 25 parts of zinc oxide, nanometer titanium dioxide
2 parts of titanium, 16 parts of maleic anhydride inoculated polypropylene；
The preparation method of described macromolecule selfreparing elastic mechanical material, specific preparation process are as follows：
(1) each raw material is mixed by proportioning, and stirred, and add suitable quantity of water, it is well mixed to form mixed liquor；
(2) mixture solution is subjected to vacuum outgas 0.5h, the vacuum degree control of vacuum outgas is in 100-200Pa, by mixture
Gas in solution removes completely；
(3) mixture solution after removing gas is poured into the mould of vacuum, 3~4h is reacted at 80~90 DEG C, by mould
It is placed in and carries out Slow cooling at room temperature, produces preform；
(4) preform is put into the environment that relative humidity is 25~35%, adjustment standing time changes the water content of material, obtains
Obtain the macromolecule selfreparing elastic mechanical material of different mechanical strengths.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710657682.7A CN107488330A (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710657682.7A CN107488330A (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
| CN201510827540.1A CN105295296B (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
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| CN201510827540.1A Division CN105295296B (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
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| CN201710657688.4A Withdrawn CN107513249A (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
| CN201510827540.1A Active CN105295296B (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
| CN201710657682.7A Withdrawn CN107488330A (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
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| CN201510827540.1A Active CN105295296B (en) | 2015-11-20 | 2015-11-20 | A kind of macromolecule selfreparing elastic mechanical material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108997709A (en) * | 2018-08-29 | 2018-12-14 | 徐州市茗尧机械制造有限公司 | A kind of macromolecule building machinery material |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107236255A (en) * | 2017-06-27 | 2017-10-10 | 苏州亚得宝消防设备有限公司 | Environment-friendlyplastic plastic with high mechanical property |
| CN109265984A (en) * | 2018-08-30 | 2019-01-25 | 徐州市茗尧机械制造有限公司 | A kind of constructional engineering machinery material |
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| CN104262518A (en) * | 2014-10-17 | 2015-01-07 | 中国科学技术大学 | Mechanical-strength-adjustable polymeric self-healing material and preparation and healing method thereof |
| CN104987656A (en) * | 2015-07-01 | 2015-10-21 | 安徽丹凤电子材料股份有限公司 | Formula of glass fiber composite |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104448729A (en) * | 2014-11-24 | 2015-03-25 | 天津市大城工贸有限公司 | Carbon fiber composite material for bicycle and preparation method thereof |
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2015
- 2015-11-20 CN CN201710657688.4A patent/CN107513249A/en not_active Withdrawn
- 2015-11-20 CN CN201510827540.1A patent/CN105295296B/en active Active
- 2015-11-20 CN CN201710657682.7A patent/CN107488330A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104262518A (en) * | 2014-10-17 | 2015-01-07 | 中国科学技术大学 | Mechanical-strength-adjustable polymeric self-healing material and preparation and healing method thereof |
| CN104987656A (en) * | 2015-07-01 | 2015-10-21 | 安徽丹凤电子材料股份有限公司 | Formula of glass fiber composite |
Non-Patent Citations (1)
| Title |
|---|
| 王林春等: ""聚丙烯 / 环氧树脂复合材料的制备及其性能研究"", 《塑料科技》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108997709A (en) * | 2018-08-29 | 2018-12-14 | 徐州市茗尧机械制造有限公司 | A kind of macromolecule building machinery material |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107513249A (en) | 2017-12-26 |
| CN105295296A (en) | 2016-02-03 |
| CN105295296B (en) | 2017-12-01 |
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