CN108219282A - A kind of damping polypropylene material and preparation method thereof - Google Patents
A kind of damping polypropylene material and preparation method thereof Download PDFInfo
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- CN108219282A CN108219282A CN201810116795.0A CN201810116795A CN108219282A CN 108219282 A CN108219282 A CN 108219282A CN 201810116795 A CN201810116795 A CN 201810116795A CN 108219282 A CN108219282 A CN 108219282A
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Abstract
The invention is related to a kind of damping polypropylene material, including following raw material components：Polypropylene, epoxy resin, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder, two different certain herbaceous plants with big flowers ester of pentaerythritol diphosphite, calcium stearate, epoxy resin is by bisphenol A epoxide resin, dicyandiamide, Polymercaptan curing agent, 5880 surfactants of JC and the reaction of 2045 surfactants of SI are made, polyacrylate foaming elastomer is by acrylic acid, Isooctyl acrylate monomer, urethane acrylate, aliphatic urethane acrylate, acrylated polyesters adhesion promoter, α sodium olefin sulfonates and benzoin methyl ether reaction are made, modified straw powder is by straw powder, acetic acid, water and the reaction of 633 surfactants of L are made, micropore wood moulding powder is by wood moulding, organic silicon surfactant and ethylene propylene diene rubber reaction are made.The invention has excellent damping performance and mechanical strength.
Description
Technical field
The invention is related to a kind of damping polypropylene material and preparation method thereof.
Background technology
Polypropylene is one of common thermoplastic macromolecule resin.Polypropylene have excellent mechanical strength, high transparency,
The advantages such as chemically-resistant medicament.Polypropylene is widely used in plastic package material, drainage pipeline, water supply pipe, car insurance
The fields such as thick stick.
At present, polypropylene material needs further to be promoted in damping performance and mechanical strength.The invention is using polypropylene, ring
Oxygen resin, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder are prepared for damping polypropylene material, this method
The damping polypropylene material of preparation has excellent damping performance and mechanical strength.
Invention content
The invention is designed to provide a kind of preparation method of damping polypropylene material, and this method is by changing reactant
Raw material and technology mode, the material of preparation have excellent damping performance and mechanical strength.
To achieve these goals, the technical solution of the invention is as follows.
A kind of damping polypropylene material and preparation method thereof, specifically includes following steps：(1), by wood moulding, organosilyl surface
Activating agent and ethylene propylene diene rubber are 80 according to quality parts ratio：1~3：22~28 are added in ball mill, drum speed 28
~33r/min reacts 30min under the conditions of 40~51 DEG C of maintenance system temperature, obtains micropore wood moulding powder；(2), by straw powder, second
Acid, water and L-633 surfactants are according to quality parts ratio 90：65~73：97~110：1~4 is added in reactor, stirring
Speed is 90~107r/min, reacts 1~3h under the conditions of 135~141 DEG C of maintenance system temperature, -0.07MPa, product is through 2L water
Washing 2 times, 2L ethyl alcohol wash 3 times, be dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain modified straw powder；(3), by propylene
Acid, Isooctyl acrylate monomer, urethane acrylate, aliphatic urethane acrylate, acrylated polyesters adhesive force promote
Agent, α-sodium olefin sulfonate and benzoin methyl ether are according to quality parts ratio 20：38~50：65~85：26~35：1~3：23~30：
0.3~1 is added in reaction kettle, and mixing speed is 85~98r/min, and reaction 25 under the conditions of 25~38 DEG C of maintenance system temperature~
37min, product is through 100~200W LED lamplights according to 5~17s to get to polyacrylate foaming elastomer；(4), by bisphenol-A
Epoxy resin, dicyandiamide, Polymercaptan curing agent, JC-5880 surfactants and SI-2045 surfactants are according to mass fraction
Than 100：15~22：8~12：3~9：2~7 are added in reaction kettle, mixing speed be 70~86r/min, maintenance system temperature
Under the conditions of 25~33 DEG C react 30~49min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to
Epoxy resin；(5), by polypropylene, epoxy resin, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder, two
Two different certain herbaceous plants with big flowers ester of phosphorous acid pentaerythritol ester, calcium stearate are according to quality parts ratio 100：36~41：35~44：19~25：23~
30：2~6：3~9 are added in high-speed mixer, with high-speed mixer in 200~205 DEG C of 3~9min of hybrid reaction of temperature, use
Extruder is in 205~219 DEG C of extrusion moldings of temperature to get to damping polypropylene material.
The preparation method of damping polypropylene material described in the invention, includes the following steps：
(1), it is 80 according to quality parts ratio by wood moulding, organic silicon surfactant and ethylene propylene diene rubber：1~3：22~
28 are added in ball mill, and drum speed is 28~33r/min, reacts 30min under the conditions of 40~51 DEG C of maintenance system temperature, obtains
To micropore wood moulding powder；While the purpose of the ethylene propylene diene rubber is in order to improve the compatibility of wood moulding, subtracting for wood moulding is improved
Shock stability.
(2), by straw powder, acetic acid, water and L-633 surfactants according to quality parts ratio 90：65~73：97~110：
1~4 is added in reactor, mixing speed be 90~107r/min, 135~141 DEG C of maintenance system temperature, -0.07MPa conditions
1~3h of lower reaction, product wash 3 times through 2L water washings 2 times, 2L ethyl alcohol, are dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain
To modified straw powder；The purpose of the acetic acid is in order to improve the leaching rate of ash content in straw powder.
(3), by acrylic acid, Isooctyl acrylate monomer, urethane acrylate, aliphatic urethane acrylate, acrylic acid
Esterified polyester adhesion promoter, α-sodium olefin sulfonate and benzoin methyl ether are according to quality parts ratio 20：38~50：65~85：
26~35：1~3：23~30：0.3~1 is added in reaction kettle, mixing speed be 85~98r/min, maintenance system temperature 25
25~37min is reacted under the conditions of~38 DEG C, product is sent out through 100~200W LED lamplights according to 5~17s to get to polyacrylate
Steep elastomer；The urethane acrylate and the purpose of aliphatic urethane acrylate is sent out to improve polyacrylate
Steep the damping performance of elastomer.
(4), by bisphenol A epoxide resin, dicyandiamide, Polymercaptan curing agent, JC-5880 surfactants and SI-2045 tables
Face activating agent is according to quality parts ratio 100：15~22：8~12：3~9：2~7 are added in reaction kettle, mixing speed for 70~
86r/min reacts 30~49min, product warp -0.08MPa decompression pumping 1h, warp under the conditions of 25~33 DEG C of maintenance system temperature
400 mesh metal mesh filters are to get to epoxy resin；The JC-5880 surfactants and the mesh of SI-2045 surfactants
In order to improve the damping performance of epoxy resin and mechanical strength.
(5), by polypropylene, epoxy resin, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder, two Asias
Two different certain herbaceous plants with big flowers ester of Pentaerythritol phosphate, calcium stearate are according to quality parts ratio 100：36~41：35~44：19~25：23~30：
2~6：3~9 are added in high-speed mixer, with high-speed mixer in 200~205 DEG C of 3~9min of hybrid reaction of temperature, with squeezing
Go out machine in 205~219 DEG C of extrusion moldings of temperature to get to damping polypropylene material.
The advantageous effect of the invention is：
1st, micropore wood moulding powder has microcellular structure, can improve the damping performance of Wood-plastic material；In organic silicon surfactant
Under acting synergistically with ethylene propylene diene rubber, while ethylene propylene diene rubber can improve compatibility of the micropore wood powder in polypropylene,
Improve the damping performance of micropore wood powder；
2nd, in straw powder there is higher inorganic salts ash content to exist, by acetic acid under the conditions of high temperature reflux, reduces stalk
Inorganic salts content of ashes in powder, so as to improve the damping performance of the straw powder of straw powder and mechanical strength；The modification straw of preparation
Stalk powder can improve the damping performance and mechanical strength of damping polypropylene material；
3rd, in the presence of α-olefin sulfonic acid natrium surfactant, reaction system can exist acrylic monomer because of stirring action
More microbubble under the conditions of system microbubble is there are a large amount of microbubbles, carries out photocuring reaction, the polyacrylate of preparation
For the elastomer with porous structure；The polyacrylate foaming elastomer of preparation can significantly improve subtracting for damping polypropylene material
Shock stability；
4th, JC-5880 surfactants and SI-2045 surfactants can significantly improve compatibility and the dispersion of storeroom
Uniformity, in Curing Process of Epoxy, JC-5880 surfactants and SI-2045 surfactants can improve asphalt mixtures modified by epoxy resin
The porosity of fat and the hardness and resilience for adjusting epoxy resin；The epoxy resin of preparation is because of its porous structure and high resilience
The damping performance and mechanical strength of damping polypropylene material can be significantly improved；
5th, make in polypropylene, epoxy resin, polyacrylate foaming elastomer, modified straw powder, the collaboration of micropore wood moulding powder
Under, the microcellular structure of each material can assign the porous structure of damping polypropylene material, so as to improve the damping of preparation poly- third
Alkene material excellent damping performance and mechanical strength.
Specific embodiment
The specific embodiment of the invention is described with reference to embodiment, to be better understood from the invention.
Embodiment 1
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 2.1 parts of organic silicon surfactants and 26 parts of ethylene propylene diene rubbers are weighed and are added to ball mill
In, drum speed 30r/min reacts 30min under the conditions of 46 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 69 parts of acetic acid, 100 parts of water and 3 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 103r/min reacts 1.5h under the conditions of 137 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings
2 times, 2L ethyl alcohol wash 3 times, be dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain modified straw powder；
(3), 20 parts of acrylic acid, 43 parts of Isooctyl acrylate monomers, 73 parts of urethane acrylates, 29 parts of aliphatic poly ammonia are weighed
Ester acrylate, 2.3 parts of acrylated polyesters adhesion promoters, 27 parts of α-sodium olefin sulfonates and 0.6 part of benzoin methyl ether
It is added in reaction kettle, mixing speed 90r/min, reacts 34min under the conditions of 30 DEG C of maintenance system temperature, product is through 200W
LED lamplight is according to 9s to get to polyacrylate foaming elastomer；(4), weigh 100 parts of bisphenol A epoxide resins, 18 parts of dicyandiamides,
9 parts of Polymercaptan curing agents, 4.6 parts of JC-5880 surfactants and 3.4 parts of SI-2045 surfactants are added in reaction kettle,
Mixing speed is 75r/min, and 39min, product warp -0.08MPa decompression pumping 1h, warp are reacted under the conditions of 30 DEG C of maintenance system temperature
400 mesh metal mesh filters are to get to epoxy resin；
(5), 100 parts of polypropylene, 38 parts of epoxy resin, 39 parts of polyacrylate foaming elastomers, 23 parts of modified straw are weighed
Stalk powder, 27 parts of micropore wood moulding powder, 4 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 5 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 201 DEG C of hybrid reaction 4min of temperature, with extruder in 209 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 2
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 1 part of organic silicon surfactant and 22 parts of ethylene propylene diene rubbers are weighed to be added in ball mill,
Drum speed is 28r/min, reacts 30min under the conditions of 40 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 65 parts of acetic acid, 97 parts of water and 1 part of L-633 surfactant is weighed to be added in reactor,
Mixing speed is 90r/min, reacts 3h under the conditions of 135 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings 2 times, 2L
Ethyl alcohol washs 3 times, is dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtains modified straw powder；
(3), 20 parts of acrylic acid, 38 parts of Isooctyl acrylate monomers, 65 parts of urethane acrylates, 26 parts of aliphatic poly ammonia are weighed
Ester acrylate, 1 part of acrylated polyesters adhesion promoter, 23 parts of α-sodium olefin sulfonates and 0.3 part of benzoin methyl ether add
Enter into reaction kettle, mixing speed 85r/min, 37min is reacted under the conditions of 25 DEG C of maintenance system temperature, product is through 100W LED
Light is according to 17s to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 15 parts of dicyandiamides, 8 parts of Polymercaptan curing agents, 3 parts of JC-5880 surfaces are weighed
Activating agent and 2 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 70r/min, 25 DEG C of maintenance system temperature
Under the conditions of react 49min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 36 parts of epoxy resin, 35 parts of polyacrylate foaming elastomers, 19 parts of modified straw are weighed
Stalk powder, 23 parts of micropore wood moulding powder, 2 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 3 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 200 DEG C of hybrid reaction 9min of temperature, with extruder in 205 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 3
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 3 parts of organic silicon surfactants and 28 parts of ethylene propylene diene rubbers are weighed to be added in ball mill,
Drum speed is 33r/min, reacts 30min under the conditions of 51 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 73 parts of acetic acid, 110 parts of water and 4 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 107r/min reacts 1h under the conditions of 141 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings 2
Secondary, 2L ethyl alcohol washs 3 times, is dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtains modified straw powder；
(3), 20 parts of acrylic acid, 50 parts of Isooctyl acrylate monomers, 85 parts of urethane acrylates, 35 parts of aliphatic poly ammonia are weighed
Ester acrylate, 3 parts of acrylated polyesters adhesion promoters, 30 parts of α-sodium olefin sulfonates and 1 part of benzoin methyl ether add in
Into reaction kettle, mixing speed 98r/min reacts 25min under the conditions of 38 DEG C of maintenance system temperature, and product is through 200W LED light
Illumination 5s is to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 22 parts of dicyandiamides, 12 parts of Polymercaptan curing agents, 9 parts of JC-5880 surfaces are weighed
Activating agent and 7 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 86r/min, 33 DEG C of maintenance system temperature
Under the conditions of react 30min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 41 parts of epoxy resin, 44 parts of polyacrylate foaming elastomers, 25 parts of modified straw are weighed
Stalk powder, 30 parts of micropore wood moulding powder, 6 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 9 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 205 DEG C of hybrid reaction 3min of temperature, with extruder in 219 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 4
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 1.8 parts of organic silicon surfactants and 26 parts of ethylene propylene diene rubbers are weighed and are added to ball mill
In, drum speed 30r/min reacts 30min under the conditions of 46 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 69 parts of acetic acid, 106 parts of water and 2.8 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 98r/min reacts 2.3h under the conditions of 138 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings 2
Secondary, 2L ethyl alcohol washs 3 times, is dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtains modified straw powder；
(3), 20 parts of acrylic acid, 47 parts of Isooctyl acrylate monomers, 81 parts of urethane acrylates, 33 parts of aliphatic poly ammonia are weighed
Ester acrylate, 2.3 parts of acrylated polyesters adhesion promoters, 29 parts of α-sodium olefin sulfonates and 0.7 part of benzoin methyl ether
It is added in reaction kettle, mixing speed 95r/min, reacts 32min under the conditions of 34 DEG C of maintenance system temperature, product is through 100W
LED lamplight is according to 13s to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 21 parts of dicyandiamides, 9 parts of Polymercaptan curing agents, 8 parts of JC-5880 surfaces are weighed
Activating agent and 6 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 78r/min, 31 DEG C of maintenance system temperature
Under the conditions of react 45min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 39 parts of epoxy resin, 41 parts of polyacrylate foaming elastomers, 23 parts of modified straw are weighed
Stalk powder, 27 parts of micropore wood moulding powder, 4 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 7 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 204 DEG C of hybrid reaction 7min of temperature, with extruder in 210 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 5
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 2.6 parts of organic silicon surfactants and 27 parts of ethylene propylene diene rubbers are weighed and are added to ball mill
In, drum speed 30r/min reacts 30min under the conditions of maintenance system temperature 50 C, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 71 parts of acetic acid, 106 parts of water and 3.4 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 103r/min reacts 2.6h under the conditions of 140 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings
2 times, 2L ethyl alcohol wash 3 times, be dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain modified straw powder；
(3), 20 parts of acrylic acid, 46 parts of Isooctyl acrylate monomers, 81 parts of urethane acrylates, 30 parts of aliphatic poly ammonia are weighed
Ester acrylate, 1.8 parts of acrylated polyesters adhesion promoters, 29 parts of α-sodium olefin sulfonates and 0.8 part of benzoin methyl ether
It is added in reaction kettle, mixing speed 93r/min, reacts 33min under the conditions of 32 DEG C of maintenance system temperature, product is through 200W
LED lamplight is according to 7s to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 20 parts of dicyandiamides, 11 parts of Polymercaptan curing agents, 6 parts of JC-5880 surfaces are weighed
Activating agent and 5 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 77r/min, 31 DEG C of maintenance system temperature
Under the conditions of react 44min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 37 parts of epoxy resin, 36 parts of polyacrylate foaming elastomers, 20 parts of modified straw are weighed
Stalk powder, 28 parts of micropore wood moulding powder, 3 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 7 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 203 DEG C of hybrid reaction 8min of temperature, with extruder in 216 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 6
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 2.8 parts of organic silicon surfactants and 26 parts of ethylene propylene diene rubbers are weighed and are added to ball mill
In, drum speed 31r/min reacts 30min under the conditions of 49 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 72 parts of acetic acid, 107 parts of water and 3.4 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 106r/min reacts 1.8h under the conditions of 140 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings
2 times, 2L ethyl alcohol wash 3 times, be dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain modified straw powder；
(3), 20 parts of acrylic acid, 48 parts of Isooctyl acrylate monomers, 69 parts of urethane acrylates, 33 parts of aliphatic poly ammonia are weighed
Ester acrylate, 1.9 parts of acrylated polyesters adhesion promoters, 28 parts of α-sodium olefin sulfonates and 0.6 part of benzoin methyl ether
It is added in reaction kettle, mixing speed 91r/min, reacts 36min under the conditions of 33 DEG C of maintenance system temperature, product is through 200W
LED lamplight is according to 8s to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 18 parts of dicyandiamides, 9 parts of Polymercaptan curing agents, 8 parts of JC-5880 surfaces are weighed
Activating agent and 2 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 79r/min, 30 DEG C of maintenance system temperature
Under the conditions of react 45min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 40 parts of epoxy resin, 43 parts of polyacrylate foaming elastomers, 22 parts of modified straw are weighed
Stalk powder, 28 parts of micropore wood moulding powder, 5 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 4 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 201 DEG C of hybrid reaction 7min of temperature, with extruder in 217 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 7
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 2.6 parts of organic silicon surfactants and 27 parts of ethylene propylene diene rubbers are weighed and are added to ball mill
In, drum speed 29r/min reacts 30min under the conditions of 46 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 71 parts of acetic acid, 109 parts of water and 2.3 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 103r/min reacts 2.4h under the conditions of 137 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings
2 times, 2L ethyl alcohol wash 3 times, be dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain modified straw powder；
(3), 20 parts of acrylic acid, 49 parts of Isooctyl acrylate monomers, 81 parts of urethane acrylates, 33 parts of aliphatic poly ammonia are weighed
Ester acrylate, 2.5 parts of acrylated polyesters adhesion promoters, 27 parts of α-sodium olefin sulfonates and 0.7 part of benzoin methyl ether
It is added in reaction kettle, mixing speed 88r/min, reacts 36min under the conditions of 28 DEG C of maintenance system temperature, product is through 200W
LED lamplight is according to 12s to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 18 parts of dicyandiamides, 10 parts of Polymercaptan curing agents, 7 parts of JC-5880 surfaces are weighed
Activating agent and 4 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 78r/min, 31 DEG C of maintenance system temperature
Under the conditions of react 36min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 40 parts of epoxy resin, 41 parts of polyacrylate foaming elastomers, 22 parts of modified straw are weighed
Stalk powder, 27 parts of micropore wood moulding powder, 5 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 7 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 205 DEG C of hybrid reaction 3min of temperature, with extruder in 217 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Embodiment 8
A kind of damping polypropylene material, preparation method include the following steps：
(1), 80 parts of wood mouldings, 2.9 parts of organic silicon surfactants and 27 parts of ethylene propylene diene rubbers are weighed and are added to ball mill
In, drum speed 31r/min reacts 30min under the conditions of 47 DEG C of maintenance system temperature, obtains micropore wood moulding powder；
(2), 90 parts of straw powders, 71 parts of acetic acid, 106 parts of water and 3 parts of L-633 surfactants are weighed and are added to reactor
In, mixing speed 105r/min reacts 2.3h under the conditions of 140 DEG C of maintenance system temperature, -0.07MPa, and product is through 2L water washings
2 times, 2L ethyl alcohol wash 3 times, be dried under reduced pressure 25min in 105 DEG C, -0.06MPa, obtain modified straw powder；
(3), 20 parts of acrylic acid, 46 parts of Isooctyl acrylate monomers, 81 parts of urethane acrylates, 34 parts of aliphatic poly ammonia are weighed
Ester acrylate, 2.3 parts of acrylated polyesters adhesion promoters, 28 parts of α-sodium olefin sulfonates and 0.7 part of benzoin methyl ether
It is added in reaction kettle, mixing speed 88r/min, reacts 35min under the conditions of 34 DEG C of maintenance system temperature, product is through 200W
LED lamplight is according to 9s to get to polyacrylate foaming elastomer；
(4), 100 parts of bisphenol A epoxide resins, 21 parts of dicyandiamides, 9 parts of Polymercaptan curing agents, 7 parts of JC-5880 surfaces are weighed
Activating agent and 4 parts of SI-2045 surfactants are added in reaction kettle, mixing speed 856r/min, maintenance system temperature 30
React 43min under the conditions of DEG C, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；
(5), 100 parts of polypropylene, 40 parts of epoxy resin, 43 parts of polyacrylate foaming elastomers, 22 parts of modified straw are weighed
Stalk powder, 28 parts of micropore wood moulding powder, 5 parts of two different certain herbaceous plants with big flowers esters of pentaerythritol diphosphite, 7 parts of calcium stearates are added to high-speed mixer
In, with high-speed mixer in 200 DEG C of hybrid reaction 7min of temperature, with extruder in 215 DEG C of extrusion moldings of temperature to get to damping
Polypropylene material.
Reference examples 1
In this reference examples, micropore wood moulding powder is not added, and other components and preparation method are same as Example 1.
Reference examples 2
In this reference examples, modified straw powder is not added, other components and preparation method are same as Example 1.
Reference examples 3
In this reference examples, polyacrylate foaming elastomer, other components and preparation method and 1 phase of embodiment are not added
Together.
Reference examples 4
In this reference examples, epoxy resin is not added, other components and preparation method are same as Example 1.
Reference examples 5
The micropore wood moulding powder in common wood moulding alternate embodiment 1 is selected in this reference examples, in formula, other components are with preparing
Method is same as Example 1.
Reference examples 6
The modified straw powder in common straw powder alternate embodiment 1, other components and system are selected in this reference examples, in formula
Preparation Method is same as Example 1.
Reference examples 7
The polyacrylic acid ester foaming elasticity in plain polypropylene acid esters alternate embodiment 1 is selected in this reference examples, in formula
Body, other components and preparation method are same as Example 1.
Reference examples 8
The epoxy resin in ordinary epoxy resin alternate embodiment 1, other components and system are selected in this reference examples, in formula
Preparation Method is same as Example 1.
The performance parameter of damping polypropylene material made from 1 embodiment 1 of table and reference examples 1~8
The above is the preferred embodiment of the invention, it is noted that for those skilled in the art
For, under the premise of the inventive principle is not departed from, several improvements and modifications can also be made, these improvements and modifications are also considered as
The protection domain of the invention.
Claims (3)
1. a kind of preparation method of damping polypropylene material, it is characterised in that：Including following raw material components：Polypropylene, asphalt mixtures modified by epoxy resin
Fat, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder, two different certain herbaceous plants with big flowers ester of pentaerythritol diphosphite, tristearin
Sour calcium, the polypropylene, epoxy resin, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder, two phosphorous
Sour two different certain herbaceous plants with big flowers ester of pentaerythritol ester, calcium stearate quality parts ratio be 100：36~41：35~44：19~25：23~30：2
~6：3~9, wherein, the epoxy resin is lived by bisphenol A epoxide resin, dicyandiamide, Polymercaptan curing agent, JC-5880 surfaces
Property agent and the reaction of SI-2045 surfactants be made, the bisphenol A epoxide resin, dicyandiamide, Polymercaptan curing agent, JC-
The quality parts ratio of 5880 surfactants and SI-2045 surfactants is 100：15~22：8~12：3~9：2~7, institute
The polyacrylate foaming elastomer stated is by acrylic acid, Isooctyl acrylate monomer, urethane acrylate, aliphatic polyurethane propylene
Acid esters, acrylated polyesters adhesion promoter, α-sodium olefin sulfonate and benzoin methyl ether reaction are made, the propylene
Acid, Isooctyl acrylate monomer, urethane acrylate, aliphatic urethane acrylate, acrylated polyesters adhesive force promote
The quality parts ratio of agent, α-sodium olefin sulfonate and benzoin methyl ether is 20：38~50：65~85：26~35：1~3：23~30：
0.3~1, the modified straw powder is reacted by straw powder, acetic acid, water and L-633 surfactants to be made, the stalk
Powder, acetic acid, water and L-633 surfactants quality parts ratio be 90：65~73：97~110：1~4, micropore wood
Molding powder is reacted by wood moulding, organic silicon surfactant and ethylene propylene diene rubber to be made, the wood moulding, organic silicon surfactant
Quality parts ratio with ethylene propylene diene rubber is 80：1~3：22~28.
2. a kind of preparation method of damping polypropylene material according to claim 1, it is characterised in that：The damping poly- third
Alkene material is as made from following preparation method：(1), by wood moulding, organic silicon surfactant and ethylene propylene diene rubber according to matter
It is 80 to measure portion rate：1~3：22~28 are added in ball mill, drum speed be 28~33r/min, maintenance system temperature 40~
30min is reacted under the conditions of 51 DEG C, obtains micropore wood moulding powder；(2), by straw powder, acetic acid, water and L-633 surfactants according to
Quality parts ratio 90：65~73：97~110：1~4 is added in reactor, and mixing speed is 90~107r/min, maintains body
It is that 1~3h is reacted under the conditions of 135~141 DEG C of temperature, -0.07MPa, product washs 3 times through 2L water washings 2 times, 2L ethyl alcohol, in
105 DEG C, -0.06MPa be dried under reduced pressure 25min, obtain modified straw powder；(3), by acrylic acid, Isooctyl acrylate monomer, polyurethane third
Olefin(e) acid ester, aliphatic urethane acrylate, acrylated polyesters adhesion promoter, α-sodium olefin sulfonate and styrax first
Ether is according to quality parts ratio 20：38~50：65~85：26~35：1~3：23~30：0.3~1 is added in reaction kettle, stirring
Speed is 85~98r/min, reacts 25~37min under the conditions of 25~38 DEG C of maintenance system temperature, product is through 100~200W LED
Light is according to 5~17s to get to polyacrylate foaming elastomer；(4), bisphenol A epoxide resin, dicyandiamide, polymercaptan are cured
Agent, JC-5880 surfactants and SI-2045 surfactants are according to quality parts ratio 100：15~22：8~12：3~9：2
~7 are added in reaction kettle, and mixing speed is 70~86r/min, and reaction 30 under the conditions of 25~33 DEG C of maintenance system temperature~
49min, product warp -0.08MPa decompression pumping 1h, through 400 mesh metal mesh filters to get to epoxy resin；(5), by polypropylene,
Epoxy resin, polyacrylate foaming elastomer, modified straw powder, micropore wood moulding powder, two different certain herbaceous plants with big flowers of pentaerythritol diphosphite
Ester, calcium stearate are according to quality parts ratio 100：36~41：35~44：19~25：23~30：2~6：3~9 are added at a high speed
In mixing machine, with high-speed mixer in 200~205 DEG C of 3~9min of hybrid reaction of temperature, with extruder in 205~219 DEG C of temperature
Extrusion molding is to get to damping polypropylene material.
3. a kind of preparation method of damping polypropylene material according to claim 2, it is characterised in that：The wood moulding is micro-
Hole wood moulding, aperture are 10~20 μm.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111607118A (en) * | 2020-06-15 | 2020-09-01 | 斯匹格科技(厦门)有限公司 | Manufacturing method of carbon fiber reinforced damping buffer material based on microcellular foaming technology |
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2018
- 2018-02-06 CN CN201810116795.0A patent/CN108219282A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111607118A (en) * | 2020-06-15 | 2020-09-01 | 斯匹格科技(厦门)有限公司 | Manufacturing method of carbon fiber reinforced damping buffer material based on microcellular foaming technology |
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