CN106243487A - Anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material - Google Patents
Anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material Download PDFInfo
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- CN106243487A CN106243487A CN201610608271.4A CN201610608271A CN106243487A CN 106243487 A CN106243487 A CN 106243487A CN 201610608271 A CN201610608271 A CN 201610608271A CN 106243487 A CN106243487 A CN 106243487A
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- Prior art keywords
- vagina
- alkyl
- nonshrink
- wall
- composite material
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
- C08L23/12—Polypropene
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- 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
-
- 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)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material, count by weight, it is prepared from by the raw material including following components: polypropylene 100 parts, K resin 10 20 parts, porous silica filler 1 20 parts, compatilizer 1 10 parts, auxiliary agent 0.1 1 parts, described polypropylene is for 10 30g/10min according to ASTMD1238 99, condition 230 DEG C/2.16 kg, the solution flow rate of mensuration.This composite compatibility is prone to well processing, it is possible to improve the problems such as Budgerigar stricture of vagina that moulding occurs, contracting wall, warpage.
Description
Technical field
The present invention relates to a kind of PP composite material, be specifically related to a kind of anti-Budgerigar stricture of vagina, nonshrink wall, low warpage polypropylene
Composite.
Background technology
Due to engineering plastics excellent performance, also more conforming to energy-conserving and environment-protective trend, engineering plastics extensively should in recent years
For the industry such as electric, automobile, building, office equipment, machinery, Aero-Space, to mould Dai Gang, to become state moulding Dai Muyi
Border fashion trend.Particularly PP engineering plastics, PP is material modified to hold pride of place in auto plastics, and present automobile PP parts are big
Being about 60, will be increased to more than 100 after 5 years, application prospect is the most wide,.It has been reported that automobile general parts loss of weight 1%, joint
Oil the nearlyest 1%, moving component loss of weight 1%, can save fuel oil 2%. thus the lightweight of automobile all has weight to energy-conservation and environmental conservation
Want meaning.
But owing to the shrinkage factor of polypropylene material own is big and belongs to crystalline material, after injection mo(u)lding, cool and solidify speed
Slowly, product exists the position of thickness change, easily occur that shrink mark phenomenon, this surface defect have a strong impact on outward appearance U.S. of goods
Sight degree, and the most visible, strongly limit polypropylene material use in appearance part.
Summary of the invention
The technical problem to be solved in the present invention is the defect overcoming prior art, it is provided that a kind of anti-Budgerigar stricture of vagina, nonshrink wall, low
Warpage PP composite material, this composite compatibility is prone to well processing, it is possible to improve Budgerigar stricture of vagina, contracting that moulding occurs
The problem such as wall, warpage.
For solving above-mentioned technical problem, the technical solution used in the present invention is:
A kind of anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material, count, by weight by including following components
Raw material be prepared from:
Polypropylene 100 parts, K resin 10-20 part, porous silica filler 1-20 part, compatilizer 1-10 part, auxiliary agent 0.1-
1 part, described polypropylene is for 10-30g/ according to ASTMD1238-99,230 DEG C/2.16kg of condition, the solution flow rate of mensuration
10min。
Preferably, described porous silica filler is the porous silica microsphere that surface is modified with alkyl, and surface is repaiied
The particle diameter of the porous silica microsphere being decorated with alkyl is 0.5-20 μm, and pore size is
Preferably, surface is modified with the porous silica microsphere of alkyl and is prepared from by following methods: by porous polymeric
Thing microsphere be placed in ethanol ultrasonic uniformly, be then sequentially added into the ethanol solution of ammonia, methyl silicate or tetraethyl orthosilicate, stir
After mixing reaction 20-24h, wash, be dried, be finally placed in Muffle furnace calcining, obtain the silicon dioxide microsphere of unmodified, then useization
Method, at the silicon dioxide microsphere surface graft alkyl of unmodified, obtains surface and is modified with the porous silica microsphere of alkyl.
Preferably, alkyl is the alkyl that carbon number is more than 5.
Preferably, described compatilizer is maleic anhydride inoculated polypropylene.
Preferably, one or more during described auxiliary agent is antioxidant, fire retardant, damage resistant agent, heat stabilizer.
The beneficial effect that the present invention is reached:
The composite compatibility of the present invention is good, it is easy to processing, it is possible to improves Budgerigar stricture of vagina, the contracting wall of moulding appearance, stick up
The problems such as song, and excellent in mechanical performance;
Porous silica filler uses surface to be modified with the porous silica microsphere of alkyl, and this filler compatibility is more
Good, and moulding mechanical property can be increased, improve product quality.
Detailed description of the invention
Below in conjunction with specific embodiment, the invention will be further described.Following example are only used for clearly illustrating
Technical scheme, and can not limit the scope of the invention with this.
Embodiment one
Weigh polypropylene 100 parts, K resin 10 parts, porous silica filler 15 parts, compatilizer 1 part by weight, help
Agent 0.5 part, described polypropylene is for 10-according to ASTMD1238-99,230 DEG C/2.16kg of condition, the solution flow rate of mensuration
30g/10min。
In the present invention, K resin refers to that transparent butadiene-styrene impact resin, porous silica filler are porous silica microsphere.
Above raw material is dry mixed in super mixer 10 minutes, then through melt extruding in double screw extruder, pelletize,
Preparing the PP composite material of the present invention, its process control condition is: a district 180~190 DEG C, two districts 200~210 DEG C, three
District 200~210 DEG C, four districts 210~215 DEG C, five districts 210~215 DEG C, six districts 210~215 DEG C, seven districts 215~225 DEG C, 8th district
215~225 DEG C, nine districts 215~225 DEG C, ten districts 215~225 DEG C;The time of staying is 1-2 minute, and pressure is 12-18MPa.
Then become injected sample part with this material injection, and measure performance, be shown in Table 1.
Embodiment two
(1) first prepare surface and be modified with the porous silica microsphere of alkyl: porous polymer microsphere is placed in ethanol
Ultrasonic uniformly then it is sequentially added into the ethanol solution of ammonia, methyl silicate or tetraethyl orthosilicate, after stirring reaction 20h, washes
Wash, be dried, be finally placed in Muffle furnace calcining, obtain the silicon dioxide microsphere of unmodified, the most chemically at unmodified
Silicon dioxide microsphere surface graft alkyl, obtains surface and is modified with the porous silica microsphere of alkyl, and particle diameter is 10 μm, aperture
(2) polypropylene 100 parts, K resin 18 parts, porous silica filler 20 parts, compatilizer 8 are weighed by weight
Part, auxiliary agent 0.1 part, described polypropylene is according to ASTMD1238-99,230 DEG C/2.16kg of condition, and the solution flow rate of mensuration is
For 10-30g/10min.
(3) preparing PP composite material by blended for above raw materials melt, preparation technology parameter is with embodiment one.Then use
This material injection becomes injected sample part, and measures performance, is shown in Table 1.
Embodiment three
(1) first prepare surface and be modified with the porous silica microsphere of alkyl: porous polymer microsphere is placed in ethanol
Ultrasonic uniformly then it is sequentially added into the ethanol solution of ammonia, methyl silicate or tetraethyl orthosilicate, after stirring reaction 20h, washes
Wash, be dried, be finally placed in Muffle furnace calcining, obtain the silicon dioxide microsphere of unmodified, the most chemically at unmodified
Silicon dioxide microsphere surface graft alkyl, obtains surface and is modified with the porous silica microsphere of alkyl;Particle diameter is 5 μm, aperture
(2) polypropylene 100 parts, K resin 10 parts, porous silica filler 10 parts, compatilizer 5 are weighed by weight
Part, auxiliary agent 0.6 part, described polypropylene is according to ASTMD1238-99,230 DEG C/2.16kg of condition, and the solution flow rate of mensuration is
For 10-30g/10min.
(3) preparing PP composite material by blended for above raw materials melt, preparation technology parameter is with embodiment one.Then use
This material injection becomes injected sample part, and measures performance, is shown in Table 1.
Comparative example
Comparative example filler uses general silica powder, and SiO 2 powder size is modified with surface in embodiment two
The porous silica microsphere of alkyl is identical, and remaining is all identical with embodiment two.Performance test is also shown in Table 1.
Performance test
Performance test includes measuring mechanical property and appearance test, and the test result of embodiment 1-3 and comparative example is shown in
Table 1, wherein:
Measuring mechanical property standard measures stretch modulus according to ISO 527-2/1B/1, and appearance property test uses injection sample
This (melt temperature: about 290 DEG C;Mold temperature: about 90 DEG C, and dwell pressure is 90MPa), carry out appearance and shrink mark is surveyed
Amount.In the mould with smooth surface (i.e. texture-free), molding has the test sample of 353 × 100 × 2mm rectangular shape.Survey
Sample originally has the rib of 25 × 5 × 1.5mm.The test sample of molding dry state (DAM) is measured at 23 DEG C.Shrink mark degree of depth step
Instrument is measured, the outward appearance visual method such as Budgerigar stricture of vagina, warpage.
The performance test table of table 1 embodiment 1-3 and comparative example.
Also finding in test, comparative example is compared with embodiment 1-3, and moulding abnormal smells from the patient is heavier.As seen from the above table, the present invention
The moulding mechanical property for preparing of composite good, presentation quality is high, and surface is modified with the porous silica microsphere of alkyl
The loose structure special because of it and the good compatibility, product quality is more excellent.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, on the premise of without departing from the technology of the present invention principle, it is also possible to make some improvement and deformation, these improve and deformation
Also should be regarded as protection scope of the present invention.
Claims (6)
1. an anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material, it is characterised in that count by weight, by including
The raw material of following components is prepared from:
Polypropylene 100 parts, K resin 10-20 part, porous silica filler 1-20 part, compatilizer 1-10 part, auxiliary agent 0.1-1 part,
Described polypropylene is according to ASTMD1238-99, condition 230 DEG C/2.16 kg, and the solution flow rate of mensuration is for 10-30g/
10min。
Anti-Budgerigar stricture of vagina the most according to claim 1, nonshrink wall, low warpage PP composite material, it is characterised in that described
Porous silica filler is the porous silica microsphere that surface is modified with alkyl, and surface is modified with the porous silica of alkyl
The particle diameter of silicon microsphere is 0.5-20 μm, and pore size is 50-800.
Anti-Budgerigar stricture of vagina the most according to claim 2, nonshrink wall, low warpage PP composite material, it is characterised in that surface
The porous silica microsphere being modified with alkyl is prepared from by following methods: be placed in by porous polymer microsphere in ethanol ultrasonic
Uniformly, then it is sequentially added into the ethanol solution of ammonia, methyl silicate or tetraethyl orthosilicate, after stirring reaction 20-24h, washing,
It is dried, is finally placed in Muffle furnace calcining, obtains the silicon dioxide microsphere of unmodified, the most chemically at the dioxy of unmodified
SiClx microsphere surface grafting alkyl, obtains surface and is modified with the porous silica microsphere of alkyl.
Anti-Budgerigar stricture of vagina the most according to claim 3, nonshrink wall, low warpage PP composite material, it is characterised in that alkyl
For the carbon number alkyl more than 5.
5. according to the anti-Budgerigar stricture of vagina described in any one of claim 1-4, nonshrink wall, low warpage PP composite material, its feature
Being, described compatilizer is maleic anhydride inoculated polypropylene.
6. according to the anti-Budgerigar stricture of vagina described in any one of claim 1-4, nonshrink wall, low warpage PP composite material, its feature
Being, described auxiliary agent is one or more in antioxidant, fire retardant, damage resistant agent, heat stabilizer.
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CN201610608271.4A CN106243487A (en) | 2016-07-29 | 2016-07-29 | Anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material |
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CN201610608271.4A CN106243487A (en) | 2016-07-29 | 2016-07-29 | Anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107603025A (en) * | 2017-10-31 | 2018-01-19 | 苏州润佳工程塑料股份有限公司 | A kind of thin-walled injection moulding PP composite material and preparation method thereof |
CN110982174A (en) * | 2019-11-29 | 2020-04-10 | 苏州润佳高分子材料有限公司 | Shallow sink mark reinforced polypropylene material for automobile |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101775173A (en) * | 2010-02-25 | 2010-07-14 | 奇瑞汽车股份有限公司 | Polypropylene composite material and preparation method thereof |
CN101966994A (en) * | 2010-11-03 | 2011-02-09 | 陕西师范大学 | Preparation method of porous silicon dioxide hollow microspheres |
CN102382363A (en) * | 2010-12-27 | 2012-03-21 | 重庆文理学院 | Modified polypropylene material and preparation method thereof |
-
2016
- 2016-07-29 CN CN201610608271.4A patent/CN106243487A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101775173A (en) * | 2010-02-25 | 2010-07-14 | 奇瑞汽车股份有限公司 | Polypropylene composite material and preparation method thereof |
CN101966994A (en) * | 2010-11-03 | 2011-02-09 | 陕西师范大学 | Preparation method of porous silicon dioxide hollow microspheres |
CN102382363A (en) * | 2010-12-27 | 2012-03-21 | 重庆文理学院 | Modified polypropylene material and preparation method thereof |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107603025A (en) * | 2017-10-31 | 2018-01-19 | 苏州润佳工程塑料股份有限公司 | A kind of thin-walled injection moulding PP composite material and preparation method thereof |
CN110982174A (en) * | 2019-11-29 | 2020-04-10 | 苏州润佳高分子材料有限公司 | Shallow sink mark reinforced polypropylene material for automobile |
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Application publication date: 20161221 |