CN103739941B - A kind of modified plastics - Google Patents

A kind of modified plastics Download PDF

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Publication number
CN103739941B
CN103739941B CN201310655049.6A CN201310655049A CN103739941B CN 103739941 B CN103739941 B CN 103739941B CN 201310655049 A CN201310655049 A CN 201310655049A CN 103739941 B CN103739941 B CN 103739941B
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China
Prior art keywords
parts
density polyethylene
modified plastics
present
fire
Prior art date
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Application number
CN201310655049.6A
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Chinese (zh)
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CN103739941A (en
Inventor
王永旺
康建训
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fuyang Hangzhou ruddy Plastic Electric Appliance Co., Ltd.
Original Assignee
NINGBO KANGSHI PLASTIC TECHNOLOGY Co Ltd
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Priority to CN201310655049.6A priority Critical patent/CN103739941B/en
Publication of CN103739941A publication Critical patent/CN103739941A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/875—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling for achieving a non-uniform temperature distribution, e.g. using barrels having both cooling and heating zones
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing
    • 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
    • C08L2201/00—Properties
    • C08L2201/08—Stabilised against heat, light or radiation or oxydation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00—Properties
    • C08L2201/10—Transparent films; Clear coatings; Transparent materials
    • 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
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
    • 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
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/062—HDPE
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2207/00—Properties characterising the ingredient of the composition
    • C08L2207/06—Properties of polyethylene
    • C08L2207/066—LDPE (radical process)

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal 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 modified plastics, prepared by the raw material of following portions by weight: polypropylene 65-75 part, high density polyethylene(HDPE) 9-12 part, polyethylene octene elastomer 4-9 part, polystyrene 3-10 part, Low Density Polyethylene 9-12 part, fire-proof flame-retarded agent 1-3 part.These plastics are comprehensively functional, and it not only has good erosion resistance, transparency and rigidity; There is good shock-resistance, thermotolerance and hardness; But also there is fire retardant performance.

Description

A kind of modified plastics
Technical field
The present invention relates to plastic applications, particularly, the present invention relates to a kind of modified plastics.
Background technology
Polypropylene of the prior art (PP) erosion resistance, rigidity and transparency are better, but its thermotolerance of this plastics, hardness and shock resistance are poor.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of modified plastics, and these plastics are comprehensively functional, and it not only has good erosion resistance, transparency and rigidity; There is good shock-resistance, thermotolerance and hardness; But also there is fire retardant performance.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of modified plastics, prepared by the raw material of following portions by weight: polypropylene 65-75 part, high density polyethylene(HDPE) 9-12 part, polyethylene octene elastomer 4-9 part, polystyrene 3-10 part, Low Density Polyethylene 9-12 part, fire-proof flame-retarded agent 1-3 part.
In further embodiment, modified plastics of the present invention is prepared by the raw material of following portions by weight: polypropylene 70 parts, high density polyethylene(HDPE) 10 parts, polyethylene octene elastomer 5 parts, polystyrene 4 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 2 parts.
In further embodiment, modified plastics of the present invention is prepared by the raw material of following portions by weight: polypropylene 68 parts, high density polyethylene(HDPE) 9 parts, polyethylene octene elastomer 6 parts, polystyrene 5 parts, Low Density Polyethylene 10 parts, fire-proof flame-retarded agent 3 parts.
In further embodiment, modified plastics of the present invention is prepared by the raw material of following portions by weight: polypropylene 65 parts, high density polyethylene(HDPE) 11 parts, polyethylene octene elastomer 7 parts, polystyrene 7 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 1 part.
In further embodiment, modified plastics of the present invention is prepared by the raw material of following portions by weight: polypropylene 69 parts, high density polyethylene(HDPE) 9 parts, polyethylene octene elastomer 5 parts, polystyrene 6 parts, Low Density Polyethylene 10 parts, fire-proof flame-retarded agent 1 part.
In further embodiment, modified plastics of the present invention is prepared by the raw material of following portions by weight: polypropylene 72 parts, high density polyethylene(HDPE) 9 parts, polyethylene octene elastomer 4 parts, polystyrene 3 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 3 parts.
Compared with prior art, tool has the following advantages in the present invention: modified plastics over-all properties of the present invention is better, and it not only has good erosion resistance, transparency and rigidity; There is good shock-resistance, thermotolerance and hardness; But also there is fire retardant performance.
Embodiment
In order to understand content of the present invention better, be described further below in conjunction with specific embodiment.Should be understood that these embodiments only for the present invention is further described, and be not used in and limit the scope of the invention.In addition should be understood that, after having read content of the present invention, person skilled in art makes some nonessential change or adjustment to the present invention, still belongs to protection scope of the present invention.
Embodiment 1
The present embodiment modified plastics is prepared by the raw material of following portions by weight: polypropylene 70 parts, high density polyethylene(HDPE) 10 parts, polyethylene octene elastomer 5 parts, polystyrene 4 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 2 parts.
Embodiment 2
The present embodiment modified plastics is prepared by the raw material of following portions by weight: polypropylene 68 parts, high density polyethylene(HDPE) 9 parts, polyethylene octene elastomer 6 parts, polystyrene 5 parts, Low Density Polyethylene 10 parts, fire-proof flame-retarded agent 3 parts.
Embodiment 3
The present embodiment modified plastics is prepared by the raw material of following portions by weight: polypropylene 65 parts, high density polyethylene(HDPE) 11 parts, polyethylene octene elastomer 7 parts, polystyrene 7 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 1 part.
Embodiment 4
The present embodiment modified plastics is prepared by the raw material of following portions by weight: polypropylene 69 parts, high density polyethylene(HDPE) 9 parts, polyethylene octene elastomer 5 parts, polystyrene 6 parts, Low Density Polyethylene 10 parts, fire-proof flame-retarded agent 1 part.
Embodiment 5
The present embodiment modified plastics is prepared by the raw material of following portions by weight: polypropylene 72 parts, high density polyethylene(HDPE) 9 parts, polyethylene octene elastomer 4 parts, polystyrene 3 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 3 parts.
Raw material in embodiment 1-embodiment 5 is prepared all in accordance with the following methods: take according to above-mentioned part by weight, in homogenizer, stir 5-10 minute with 1000 revs/min, releases after evenly; The material of the equal spoon of mixing is added in twin screw extruder, the processing temperature of twin screw extruder: district's temperature 190 DEG C, two district's temperature are 210 DEG C, three district's temperature are 230 DEG C, and four district's temperature are 210 DEG C, and five district's temperature are 215 DEG C, six district's temperature are 225 DEG C, seven district's temperature are 235 DEG C, and eight district's temperature are 240 DEG C, and engine speed is 320 turns/min; After extruding, cool check rod, air-dry pelletizing, namely prepare modified plastics of the present invention.
Modified plastics over-all properties of the present invention is good, and it not only has good erosion resistance, transparency and rigidity; There is good shock-resistance, thermotolerance and hardness; But also there is fire retardant performance.
As mentioned above, just the present invention can be realized preferably.

Claims (1)

1. a modified plastics, is characterized in that, prepares polypropylene 70 parts by the raw material of following portions by weight, high density polyethylene(HDPE) 10 parts, polyethylene octene elastomer 5 parts, polystyrene 4 parts, Low Density Polyethylene 9 parts, fire-proof flame-retarded agent 2 parts.
CN201310655049.6A 2013-12-05 2013-12-05 A kind of modified plastics Active CN103739941B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310655049.6A CN103739941B (en) 2013-12-05 2013-12-05 A kind of modified plastics

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310655049.6A CN103739941B (en) 2013-12-05 2013-12-05 A kind of modified plastics

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CN103739941A CN103739941A (en) 2014-04-23
CN103739941B true CN103739941B (en) 2016-04-27

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103739943A (en) * 2013-12-06 2014-04-23 宁波康氏塑料科技有限公司 Preparation method of modified plastic
CN104231440A (en) * 2014-09-28 2014-12-24 无锡市新颖密封材料厂 Preparation method of flame retardant plastic

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101074305A (en) * 2006-05-18 2007-11-21 中国石油天然气股份有限公司 Bonded polyolefine resin composition
CN101712780A (en) * 2009-08-25 2010-05-26 上海普利特复合材料股份有限公司 Low-density, high-rigidity and high-tenacity polypropylene nano composite material and preparation method thereof
CN102070839A (en) * 2011-01-10 2011-05-25 广东华盛塑料有限公司 Modified plastic

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101074305A (en) * 2006-05-18 2007-11-21 中国石油天然气股份有限公司 Bonded polyolefine resin composition
CN101712780A (en) * 2009-08-25 2010-05-26 上海普利特复合材料股份有限公司 Low-density, high-rigidity and high-tenacity polypropylene nano composite material and preparation method thereof
CN102070839A (en) * 2011-01-10 2011-05-25 广东华盛塑料有限公司 Modified plastic

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Effective date of registration: 20160330

Address after: Qin Yan Cun Henghe town of Cixi city 315318 Zhejiang city of Ningbo Province

Applicant after: Ningbo Kangshi Plastic Technology Co., Ltd.

Address before: 315318 Zhejiang city of Ningbo province Cixi city Henghe Zhen Shi Yan Cun

Applicant before: Ningbo Kangshi Plastic Technology Co., Ltd.

C14 Grant of patent or utility model
GR01 Patent grant
TR01 Transfer of patent right

Effective date of registration: 20191118

Address after: Hangzhou City, Zhejiang province 311404 Republic Xindeng town Fuyang District Road No. 290

Patentee after: Fuyang Hangzhou ruddy Plastic Electric Appliance Co., Ltd.

Address before: Qin Yan Cun Henghe town of Cixi city 315318 Zhejiang city of Ningbo Province

Patentee before: Ningbo Kangde New Materials Co., Ltd.

TR01 Transfer of patent right