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 PDF

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Publication number
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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CN
China
Prior art keywords
vagina
alkyl
nonshrink
wall
composite material
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610608271.4A
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Chinese (zh)
Inventor
汪理文
李庆贵
孙兆才
董骏
周明
翁永华
丁贤麟
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SUZHOU RUNJIA ENGINEER PLASTIC CO Ltd
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SUZHOU RUNJIA ENGINEER PLASTIC CO Ltd
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Application filed by SUZHOU RUNJIA ENGINEER PLASTIC CO Ltd filed Critical SUZHOU RUNJIA ENGINEER PLASTIC CO Ltd
Priority to CN201610608271.4A priority Critical patent/CN106243487A/en
Publication of CN106243487A publication Critical patent/CN106243487A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions 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
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/002Physical properties
    • C08K2201/003Additives being defined by their diameter
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer 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

Anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material
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.
CN201610608271.4A 2016-07-29 2016-07-29 Anti-Budgerigar stricture of vagina, nonshrink wall, low warpage PP composite material Pending CN106243487A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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