CN107151433A - A kind of new SMC material and preparation method thereof - Google Patents
A kind of new SMC material and preparation method thereof Download PDFInfo
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- CN107151433A CN107151433A CN201710565005.2A CN201710565005A CN107151433A CN 107151433 A CN107151433 A CN 107151433A CN 201710565005 A CN201710565005 A CN 201710565005A CN 107151433 A CN107151433 A CN 107151433A
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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
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/06—Unsaturated polyesters
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/222—Magnesia, i.e. magnesium oxide
-
- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
- C08K3/24—Acids; Salts thereof
- C08K3/26—Carbonates; Bicarbonates
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
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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
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
-
- 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)
- Reinforced Plastic Materials (AREA)
Abstract
The invention discloses a kind of new SMC material and preparation method thereof, preparing the raw material composition of the material includes the parts by weight of resin material 345, the parts by weight of initiator 6, the parts by weight of wetting dispersing agent 5, the parts by weight of releasing agent 12, the parts by weight of polymerization inhibitor 0.5, the parts by weight of filler 600, the parts by weight of thickener 9.1, the parts by weight of reinforcing material 326.Preparing the method for the material includes batch mixing, prepares the steps such as sheet material, thickening.Material provided by the present invention has many advantages, such as that intensity is high, corrosion-resistant, fire resistance is good, production cost is low.
Description
Technical field
The present invention relates to a kind of new material, and in particular to a kind of new SMC material and preparation method thereof.
Background technology
SMC is Sheet Molding Compound abbreviation, i.e. sheet molding compound, and primary raw material is by unsaturated polyester (UP) tree
Fat, glass fibre, filler and various auxiliary agents composition.SMC composites and its SMC pressings, with excellent electrical insulating property
Energy, mechanical performance, heat endurance, chemically-resistant anti-corrosive properties.So the application of SMC products is quite extensive, mainly there is following answer
Use field：The fields such as electric power electric, automobile, track traffic, the military project of military project half, agricultural.Although SMC sheet has had 30 at home
History for many years, but integrate high intensity, high fire-retardance, low profile, exempt from polishing etc. performance SMC material research it is very few,
A kind of new SMC material is urgently developed to meet above-mentioned performance requirement.
The content of the invention
Integrate high intensity, high fire-retardance, low profile, the SMC for exempting from the performances such as polishing it is an object of the invention to provide a kind of
Material.
In order to realize this purpose, following technical scheme is inventor provided.
A kind of new SMC material, preparing the raw material of the material includes：The parts by weight of resin material 345, the parts by weight of initiator 6,
The parts by weight of wetting dispersing agent 5, the parts by weight of releasing agent 12, the parts by weight of polymerization inhibitor 0.5, the parts by weight of filler 600, the weight of thickener 9.1
Part, the parts by weight of reinforcing material 326.
Above-mentioned new SMC material, the resin material is unsaturated polyester resin, polyethersulfone resin and polyvinyl acetate
Mixture；The initiator is that peroxidized t-butyl perbenzoate, the wetting dispersing agent are BYK-W9010, the releasing agent
For mixture, the thickener that BYK-P9080, the polymerization inhibitor are 1,4-benzoquinone, the filler is aluminium hydroxide and calcium carbonate
It is glass fibre for magnesia, the reinforcing material.
Above-mentioned new SMC material, preparing the raw material of the material includes：The parts by weight of unsaturated polyester resin 220, polyether sulfone tree
The parts by weight of fat 100 and the parts by weight of polyvinyl acetate 25, the parts by weight of peroxidized t-butyl perbenzoate 6, the BYK- of 5 parts by weight
W9010, the BYK-P9080 of 12 parts by weight, the parts by weight of 1,4-benzoquinone 0.5, the parts by weight of aluminium hydroxide 500, the parts by weight of calcium carbonate 100,
The parts by weight of magnesia 9.1, the parts by weight of glass fibre 326.
Above-mentioned new SMC material, the particle diameter of the aluminium hydroxide is preferably 1200 mesh.
Above-mentioned new SMC material, the particle diameter of the magnesia is preferably 600 mesh.
Above-mentioned new SMC material, the glass fibre is preferably alkali-free glass fibre.
Invention heat additionally provides the preparation method of above-mentioned new SMC material simultaneously, and operating procedure includes：
A. each material is weighed according to the raw material of above-mentioned new SMC material composition；
B. the resin material weighed, polymerization inhibitor, initiator are put into mixing container and be stirred successively, speed of agitator is
600r/min, mixing time is followed successively by 10min, 2min, 3min；Put into wetting dispersing agent simultaneously again and releasing agent be stirred,
Speed of agitator is 600r/min, and mixing time is 5min；Then adjustment speed of agitator is 100r/min, puts into filler, waits filler
After all mixing, then speed of agitator is adjusted to 600r/min, stirs 20min, obtain resin system；
C. resin system step b obtained stands 2 hours, then will be surplus in the resin system after standing and raw material composition
Excess material is put into SMC sheet machine and prepares sheet material；
D. the obtained sheet materials of step c are placed in 35 DEG C -40 DEG C of thermostatic chamber, place 24-48 hours, that is, obtain SMC material into
Product.
Wetting dispersing agent BYK-W9010 of the present invention, described releasing agent BYK-W9080 are German Bi Ke chemistry
The serial auxiliary agents of BYK of Co., Ltd's production.
The advantage of new SMC material provided by the present invention is：
1. new SMC material shrinkage factor can be reached within 0.01%, it is ensured that the size using the product of the material manufacture is steady
It is qualitative.
2. the oxygen index (OI) of new SMC material reaches more than 37%, and flame retardant rating reaches V0 grades.
3. the product of new SMC material manufacture with other products compound tense, without polishing, need to only use dust removing cloth clear
The impurity such as the dust except product surface, it is possible to direct combination.
4. new SMC material is compared with the SMC material of existing equivalent silvalin content, and bending strength, impact strength are high
More than 30%.
5. in new SMC material raw material composition, the optimum organization of aluminium hydroxide and calcium carbonate both ensure that the resistance of material
Fuel efficiency fruit, reduces the cost of material again.The unit price of aluminium hydroxide is 3-7 times of calcium carbonate, and the reduction of aluminium hydroxide consumption shows
Write the cost for reducing new SMC material.
Brief description of the drawings
Fig. 1 is the flow sheet of new SMC material described in embodiment 1.
Embodiment
Content of the present invention is further described in detail with reference to specific embodiment.
The production of the new SMC material of embodiment 1
The implication of each symbol is in table 1：
UPR：Unsaturated polyester resin
PES：Polyethersulfone resin
PVAc：Polyvinyl acetate
TBPB：Peroxidized t-butyl perbenzoate
BQ：1,4-benzoquinone
Al（OH）3:Aluminium hydroxide
CaCO3：Calcium carbonate
MgO：Magnesia
GF：Glass fibre, the P204-4800 alkali-free glasss produced from Owens Corning Composites (China) Co., Ltd. are fine
Dimension.
New material production process：
1.1 batch mixing（Resin system）
1.1.1 according to the formula in table 1, various materials are weighed successively（In addition to thickener and reinforcing material）；
1.1.2 the resin 1, resin 2, resin 3 of weighing are put into mixing container by induction system, high-speed stirred（600r/
min）10min（Batch mixing 1）；
1.1.3 the polymerization inhibitor of weighing is delivered to the stirring of mixing container high speed（600r/min）2min（Batch mixing 2）；
1.1.4 the initiator of weighing is delivered to the stirring of mixing container high speed（600r/min）3min（Batch mixing 3）；
1.1.5 the wetting dispersing agent of weighing and releasing agent are delivered to the stirring of mixing container high speed（600r/min）5min（It is mixed
Material 4）；
1.1.6 speed of agitator is transferred to 100r/min, the filler 1 and filler 2 of weighing is put into mixing container by induction system
In, wait filler to be fully immersed into after resin mixing, then speed of agitator is adjusted to 600r/min, stir 20min（Batch mixing 5）；
1.2 sheet production
1.2.1 by above-mentioned resin system, 2 hours are stood, preparation starts to produce sheet material；
1.2.2, the control system parameter of SMC sheet unit is set, resin system content is adjusted to 74.3%, content of glass fiber
25% is adjusted to, amount of thickener is adjusted to 0.7%；
1.2.3, resin system and thickener are pumped into the mixing system of SMC sheet unit by metering respectively, mixture is carried out
（" batch mixing 6 "）；
1.2.4 by " 1.2.3 " " batch mixing 6 " respectively enters the A grooves of SMC sheet unit by conveyance conduit（Groove above）And B
Groove（Following groove）, the bottom of A, B groove lays PE films respectively in advance；
1.2.5 continuous glass fibre is uniformly cut into 25.4mm glass fibers by the yarn cutting system of SMC sheet unit
Dimension, and uniformly fall on by B grooves and sticked " on the PE films of batch mixing 6 "；
1.2.6 units for sheet material is started, lower PE thin-film unreelings, after resin scraper under B grooves, film is uniformly coated certain thickness
Degree（Such as 1mm）Batch mixing 6, when it is by fibre-collecting zone, be cut into certain length glass fibre sedimentation thereon, carrying
The PE films of glass fibre, the upper Film laminated of batch mixing 6 is coated in Dilvar zone and the same manner, and sufficiently abundant to glass
Dipping；
1.2.7 the semi-finished product " 1.2.6 " obtained are cased it by the winding system of SMC sheet unit；
1.2.8 " 1.2.7 " obtained semi-finished product are transported to temperature control in 35 DEG C -40 DEG C of thermostatic chamber, carry out thickening 24-
48 hours, that is, obtain new SMC material finished product.
The detection of the new SMC material performance of embodiment 2
The performance of new SMC material of the inventor to being prepared according to embodiment method is detected, and is contained with silvalin
Measure and contrasted for 25% common SMC material, as a result as shown in table 2.
Claims (7)
1. a kind of new SMC material, it is characterised in that preparing the raw material of the SMC material includes：The parts by weight of resin material 345,
The parts by weight of initiator 6, the parts by weight of wetting dispersing agent 5, the parts by weight of releasing agent 12, the parts by weight of polymerization inhibitor 0.5, the parts by weight of filler 600,
The parts by weight of thickener 9.1, the parts by weight of reinforcing material 326.
2. a kind of new SMC material according to claim 1, it is characterised in that the resin material is unsaturated polyester (UP)
The mixture of resin, polyethersulfone resin and polyvinyl acetate；The initiator is peroxidized t-butyl perbenzoate, the wetting
Dispersant is that BYK-W9010, the releasing agent are that BYK-P9080, the polymerization inhibitor are that 1,4-benzoquinone, the filler are aluminium hydroxide
Mixture, the thickener with calcium carbonate are that magnesia, the reinforcing material are glass fibre.
3. a kind of new SMC material according to claim 1, it is characterised in that prepare the raw material bag of the SMC material
Include：The parts by weight of unsaturated polyester resin 220, the parts by weight of polyethersulfone resin 100 and the parts by weight of polyvinyl acetate 25, benzoyl peroxide
The parts by weight of t-butyl formate 6, the BYK-W9010 of 5 parts by weight, the BYK-P9080 of 12 parts by weight, the parts by weight of 1,4-benzoquinone 0.5, hydrogen-oxygen
Change the parts by weight of aluminium 500, the parts by weight of calcium carbonate 100, the parts by weight of magnesia 9.1, the parts by weight of glass fibre 326.
4. a kind of new SMC material according to Claims 2 or 3, it is characterised in that the particle diameter of the aluminium hydroxide is
1200 mesh.
5. a kind of new SMC material according to Claims 2 or 3, it is characterised in that the particle diameter of the magnesia is 600
Mesh.
6. a kind of new SMC material according to Claims 2 or 3, it is characterised in that the glass fibre is alkali-free glass
Fiber.
7. a kind of preparation method of new SMC material as claimed in claim 1, it is characterised in that operating procedure includes：
A. the raw material composition of SMC material weighs each material according to claim 1；
B. the resin material weighed, polymerization inhibitor, initiator are put into mixing container and be stirred successively, speed of agitator is
600r/min, mixing time is followed successively by 10min, 2min, 3min；Put into wetting dispersing agent simultaneously again and releasing agent be stirred,
Speed of agitator is 600r/min, and mixing time is 5min；Then adjustment speed of agitator is 100r/min, puts into filler, waits filler
After all mixing, then speed of agitator is adjusted to 600r/min, stirs 20min, obtain resin system；
C. resin system step b obtained stands 2 hours, then will be surplus in the resin system after standing and raw material composition
Excess material is put into SMC sheet machine and prepares sheet material；
D. the obtained sheet materials of step c are placed in 35 DEG C -40 DEG C of thermostatic chamber, place 24-48 hours, that is, obtain SMC material into
Product.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710565005.2A CN107151433A (en) | 2017-07-12 | 2017-07-12 | A kind of new SMC material and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710565005.2A CN107151433A (en) | 2017-07-12 | 2017-07-12 | A kind of new SMC material and preparation method thereof |
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| Publication Number | Publication Date |
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| CN107151433A true CN107151433A (en) | 2017-09-12 |
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| CN201710565005.2A Pending CN107151433A (en) | 2017-07-12 | 2017-07-12 | A kind of new SMC material and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110066503A (en) * | 2019-03-29 | 2019-07-30 | 华缘新材料股份有限公司 | A kind of antistatic thermosetting plastics and preparation method thereof |
| CN112314416A (en) * | 2020-11-03 | 2021-02-05 | 衡水优捷特新材料科技有限公司 | Green water storage device prepared from composite material |
| CN112609802A (en) * | 2020-11-03 | 2021-04-06 | 衡水优捷特新材料科技有限公司 | Rainwater grate prepared from composite material |
| CN112608587A (en) * | 2020-11-03 | 2021-04-06 | 衡水优捷特新材料科技有限公司 | SMC composite material and preparation method thereof |
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| CN105602220A (en) * | 2015-12-31 | 2016-05-25 | 常州华日新材有限公司 | SMC (Sheet Molding Compound) material and preparation method thereof |
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| CN106633738A (en) * | 2016-12-08 | 2017-05-10 | 振石集团华美新材料有限公司 | Continuously oriented glass fiber enhanced light-weight sheet molding compound and preparation method thereof |
-
2017
- 2017-07-12 CN CN201710565005.2A patent/CN107151433A/en active Pending
Patent Citations (4)
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| CN101514254A (en) * | 2009-03-09 | 2009-08-26 | 北京中铁长龙新型复合材料有限公司 | Sheet molding compound with high flame resistance, low smoke and non-toxic and preparation method thereof |
| CN105602220A (en) * | 2015-12-31 | 2016-05-25 | 常州华日新材有限公司 | SMC (Sheet Molding Compound) material and preparation method thereof |
| CN105885376A (en) * | 2016-06-16 | 2016-08-24 | 无锡新宏泰电器科技股份有限公司 | Flaky molding material and preparation method thereof |
| CN106633738A (en) * | 2016-12-08 | 2017-05-10 | 振石集团华美新材料有限公司 | Continuously oriented glass fiber enhanced light-weight sheet molding compound and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110066503A (en) * | 2019-03-29 | 2019-07-30 | 华缘新材料股份有限公司 | A kind of antistatic thermosetting plastics and preparation method thereof |
| CN110066503B (en) * | 2019-03-29 | 2021-08-31 | 华缘新材料股份有限公司 | Antistatic thermosetting plastic and preparation method thereof |
| CN112314416A (en) * | 2020-11-03 | 2021-02-05 | 衡水优捷特新材料科技有限公司 | Green water storage device prepared from composite material |
| CN112609802A (en) * | 2020-11-03 | 2021-04-06 | 衡水优捷特新材料科技有限公司 | Rainwater grate prepared from composite material |
| CN112608587A (en) * | 2020-11-03 | 2021-04-06 | 衡水优捷特新材料科技有限公司 | SMC composite material and preparation method thereof |
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Application publication date: 20170912 |