CN109535574A - Plate in a kind of impact resistance membrane filter plate - Google Patents

Plate in a kind of impact resistance membrane filter plate Download PDF

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Publication number
CN109535574A
CN109535574A CN201811449162.8A CN201811449162A CN109535574A CN 109535574 A CN109535574 A CN 109535574A CN 201811449162 A CN201811449162 A CN 201811449162A CN 109535574 A CN109535574 A CN 109535574A
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CN
China
Prior art keywords
layer
impact
plate
resistant
impact resistance
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
CN201811449162.8A
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Chinese (zh)
Inventor
杨振民
张居亮
刘建成
张振利
陈卫
李宪勇
张志军
郭春瀛
刘少磊
魏冰
殷培博
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.)
Henan Large Filtration Equipment Co Ltd
Original Assignee
Henan Large Filtration Equipment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Henan Large Filtration Equipment Co Ltd filed Critical Henan Large Filtration Equipment Co Ltd
Priority to CN201811449162.8A priority Critical patent/CN109535574A/en
Publication of CN109535574A publication Critical patent/CN109535574A/en
Pending legal-status Critical Current

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    • 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
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D25/00Filters formed by clamping together several filtering elements or parts of such elements
    • B01D25/12Filter presses, i.e. of the plate or plate and frame type
    • 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
    • C08K13/00Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04Ingredients characterised by their shape and organic or inorganic ingredients
    • 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
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/09Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/092Polycarboxylic acids
    • 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
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/09Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • C08K5/098Metal salts of carboxylic acids
    • 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
    • C08K5/00Use of organic ingredients
    • C08K5/04Oxygen-containing compounds
    • C08K5/13Phenols; Phenolates
    • C08K5/134Phenols containing ester groups
    • C08K5/1345Carboxylic esters of phenolcarboxylic acids
    • 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
    • C08K5/00Use of organic ingredients
    • C08K5/49Phosphorus-containing compounds
    • C08K5/51Phosphorus bound to oxygen
    • C08K5/52Phosphorus bound to oxygen only
    • C08K5/524Esters of phosphorous acids, e.g. of H3PO3
    • C08K5/526Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
    • 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
    • C08K7/00Use of ingredients characterised by shape
    • C08K7/02Fibres or whiskers
    • C08K7/04Fibres or whiskers inorganic
    • C08K7/14Glass
    • 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
    • C08L23/14Copolymers of propene
    • 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
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24Acids; Salts thereof
    • C08K3/26Carbonates; Bicarbonates
    • C08K2003/265Calcium, strontium or barium carbonate
    • 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
    • C08K2201/011Nanostructured additives

Abstract

The present invention relates to plates in a kind of impact resistance membrane filter plate, it includes surface layer welding layer and high impact-resistant middle layer, it is integrated it is characterized by: the surface layer welding layer is made by different extrusion equipments through composite die jointly from high impact-resistant middle layer, forms surface layer welding layer, high impact-resistant middle layer and surface layer welding layer three-decker;The surface welding layer is the thickness of 2-8mm.Material prescription is copolymer polypropylene 70-85%;Nanometer calcium carbonate (or talcum powder more than 5000 mesh) 15-30%;Dispersing agent 1-3%, antioxidant 0.2-0.5%;The high impact-resistant intermediate layer thickness is 6-30mm.Material prescription is copolymer polypropylene 55-70%;Nucleating agent 3-6%;Toughener 10-30%;Expanding material 5-15%;Antioxidant 0.2-0.5%, the present invention have the advantages that structure is simple, improve low-temperature resistance and impact resistance, improve and expand the scope of application and practical.

Description

Plate in a kind of impact resistance membrane filter plate
Technical field
The invention belongs to filter press filter board manufacturing technology fields, and in particular to plate in a kind of impact resistance membrane filter plate.
Background technique
Filter press is a kind of common solid-liquid separating equipment, is widely used in the various industries of national economy.Diaphragm Plate is the essential core component of filter press, and the performance indicator of diaphragm plate directly influences the scope of application of filter press.Very Plate is extremely difficult to requirement, the shortcoming reduction of lower temperature resistance and impact resistance index in current diaphragm plate under more low temperature environments Service life of the diaphragm plate in low temperature environment, limits its use scope, therefore it provides a kind of structure is simple, improves Low-temperature resistance and impact resistance improve that expand plate in the scope of application and practical impact resistance membrane filter plate be that have very much must It wants.
Summary of the invention
The purpose of the invention is to overcome the deficiencies in the prior art, and provide that a kind of structure is simple, improves low-temperature resistance With impact resistance, improve expand plate in the scope of application and practical impact resistance membrane filter plate.
The object of the present invention is achieved like this: plate in a kind of impact resistance membrane filter plate, it includes surface layer welding layer and height Shock resistance middle layer, the surface layer welding layer are made by different extrusion equipments through composite die jointly from high impact-resistant middle layer It must be integrated, form surface layer welding layer, high impact-resistant middle layer and surface layer welding layer three-decker;The surface welding layer is The thickness of 2-8mm.Material prescription is copolymer polypropylene 70-85%;Nanometer calcium carbonate (or talcum powder more than 5000 mesh) 15- 30%;Dispersing agent 1-3%, antioxidant 0.2-0.5%;The high impact-resistant intermediate layer thickness is 6-30mm.Material prescription is copolymerization Polypropylene 55-70%;Nucleating agent 3-6%;Toughener 10-30%;Expanding material 5-15%;Antioxidant 0.2-0.5%.
The surface layer welding layer is relatively thin, and the high impact-resistant middle layer is thicker.
Beneficial effects of the present invention: structure of the invention improves the low temperature impact ability of diaphragm plate, solves low temperature The use problem of filter press under environment is improved and expands the scope of application, the present invention have structure is simple, improve low-temperature resistance and Impact resistance, improve expand the scope of application and practical advantage.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plate in a kind of impact resistance membrane filter plate of the present invention.
1, surface layer welding layer 2, high impact-resistant middle layer.
Specific embodiment
Following further describes the present invention with reference to the drawings.
Embodiment 1
As shown in Figure 1, plate in a kind of impact resistance membrane filter plate, it includes surface layer welding layer 1 and high impact-resistant middle layer 2, described Surface layer welding layer 1 and high impact-resistant middle layer 2 be made and be integrated jointly through composite die by different extrusion equipments, form table Layer welding layer 1,1 three-decker of high impact-resistant middle layer 2 and surface layer welding layer;Plate is by following in the impact resistance membrane filter plate The raw material and production method of weight percent are made:
Welding layer 1 thickness in surface layer is 6mm, and formula composition is as follows
Copolymer polypropylene (k8303) 78%;
Nanometer calcium carbonate 20%;
Dispersing agent (zinc stearate) 2%,
Antioxidant (irgasfos 168) 0.3%.
It is spare through double screw extruder extruding pelletization after being mixed by above-mentioned formula.
2 thickness of high impact-resistant middle layer is 14mm, and formula composition is as follows
Copolymer polypropylene (k8303) 54%;
Alkali-free glass fiber (2200) 13%
Nucleating agent (nanometer calcium carbonate and adipic acid are each) 3%;
Toughener (poe 8200) 20%;
Expanding material (hdpe5000s) 10%;
Antioxidant (antioxidant 1010) 0.2%.
It is spare through double screw extruder extruding pelletization by being uniformly mixed after the accurate ingredient of above-mentioned formula.
Above two material is squeezed out through complex extruder, plate is made, is cut by using middle plate needed for specification.
Structure of the invention improves the low temperature impact ability of diaphragm plate, solves the use of filter press under low temperature environment The scope of application is improved and expanded to problem, and the present invention is simple with structure, improves low-temperature resistance and impact resistance, perfect expansion The big scope of application and practical advantage.
Embodiment 2
As shown in Figure 1, plate in a kind of impact resistance membrane filter plate, it includes surface layer welding layer 1 and high impact-resistant middle layer 2, described Surface layer welding layer 1 and high impact-resistant middle layer 2 be made and be integrated jointly through composite die by different extrusion equipments, form table Layer welding layer 1,1 three-decker of high impact-resistant middle layer 2 and surface layer welding layer;Plate is by following in the impact resistance membrane filter plate The raw material and production method of weight percent are made:
1 thickness 6mm of surface welding layer.Formula composition is as follows:
Copolymer polypropylene (k8303) 77%;
Talcum powder (5000 mesh) 20%;
Dispersing agent (polyethylene wax 2500) 3%,
Antioxidant (irgasfos 168) 0.3%.
It is spare through double screw extruder extruding pelletization after being mixed by above-mentioned formula.
2 thickness 14mm of high impact-resistant middle layer.Formula composition is as follows:
Copolymer polypropylene (k8303) 50%;
Alkali-free glass fiber (2200) 20%
Nucleating agent (adipic acid) 5%;
Toughener (tpeM1190) 25%;
Expanding material (hdpe5000s) 10%;
Antioxidant (irgasfos 168) 0.3%.
It is spare through double screw extruder extruding pelletization by being uniformly mixed after the accurate ingredient of above-mentioned formula.
Above two material is squeezed out through complex extruder, plate is made, is cut by using middle plate needed for specification.
Plate and plate performance indicator comparison in original are as follows in new:
Plate detection data in new:
Plate detection data in original:
It can be seen that the tensile strength, bending strength, bending modulus index of plate in new than plate decline in original from above-mentioned two groups of data It is very much, and elongation at break, impact strength brittle temperature are more many than plate target improvement in original.Plate is resistance to low during this explanation is new Warm impact resistance is significantly improved.It can work in the environment of -25 DEG C.
Material therefor explanation:
Polypropylene (pp) selects copolymer polypropylene;
Glass is non-alkali, line density 2200-2400tex, shearing length 0.08-0.12cm;
Inorganic filler is talcum powder (more than 5000 mesh), calcium carbonate (nanoscale);
Nucleating agent (inorganic nucleator, organic nucleating agent);
Toughener (epdm, poe, tpe, tpo, tpv etc.);
Expanding material (hdpe, mpe etc.);
Antioxidant is antioxidant 1010,168 etc.;
Dispersing agent is the cured class of polyolefin and stearates of high molecular weight;
Structure of the invention improves the low temperature impact ability of diaphragm plate, and the use for solving filter press under low temperature environment is difficult It inscribes, improves and expand the scope of application, the present invention is simple with structure, improves low-temperature resistance and impact resistance, perfect expansion The scope of application and practical advantage.

Claims (2)

1. plate in a kind of impact resistance membrane filter plate, it includes surface layer welding layer and high impact-resistant middle layer, it is characterised in that: described Surface layer welding layer and high impact-resistant middle layer be made and be integrated jointly through composite die by different extrusion equipments, form surface layer Welding layer, high impact-resistant middle layer and surface layer welding layer three-decker;The surface welding layer is the thickness of 2-8mm;Material Formula is copolymer polypropylene 70-85%;Nanometer calcium carbonate (or talcum powder more than 5000 mesh) 15-30%;Dispersing agent 1-3%, antioxygen Agent 0.2-0.5%;The high impact-resistant intermediate layer thickness is 6-30mm;Material prescription is copolymer polypropylene 55-70%;Nucleating agent 3-6%;Toughener 10-30%;Expanding material 5-15%;Antioxidant 0.2-0.5%.
2. plate in a kind of impact resistance membrane filter plate as described in claim 1, it is characterised in that: the surface layer welding layer compared with Thin, the high impact-resistant middle layer is thicker.
CN201811449162.8A 2018-11-30 2018-11-30 Plate in a kind of impact resistance membrane filter plate Pending CN109535574A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811449162.8A CN109535574A (en) 2018-11-30 2018-11-30 Plate in a kind of impact resistance membrane filter plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811449162.8A CN109535574A (en) 2018-11-30 2018-11-30 Plate in a kind of impact resistance membrane filter plate

Publications (1)

Publication Number Publication Date
CN109535574A true CN109535574A (en) 2019-03-29

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109316793A (en) * 2018-11-30 2019-02-12 河南大张过滤设备有限公司 Plate in a kind of high rigidity membrane filter plate

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000279709A (en) * 1999-03-26 2000-10-10 Mitsubishi Plastics Ind Ltd Diaphragm for filter press
CN201197913Y (en) * 2007-11-29 2009-02-25 沈承根 Composite pressure filtering plate
CN101864115A (en) * 2010-06-03 2010-10-20 浙江俊尔新材料有限公司 Scratch resistant and shock proof propylene-ethylene block copolymerization polypropylene modified material
CN102391583A (en) * 2011-10-10 2012-03-28 金发科技股份有限公司 Low-temperature-resistance polypropylene composition and preparation method thereof
CN102816383A (en) * 2012-08-07 2012-12-12 杭州绿鼎压滤机制造有限公司 High temperature and pressure resistant filter plate of filter press
CN106832602A (en) * 2017-02-23 2017-06-13 杭州兴源环保设备有限公司 Corrosion-and high-temp-resistant diaphragm
CN107841036A (en) * 2016-09-19 2018-03-27 中国石油化工股份有限公司 A kind of polypropene composition and polypropylene material and its application

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000279709A (en) * 1999-03-26 2000-10-10 Mitsubishi Plastics Ind Ltd Diaphragm for filter press
CN201197913Y (en) * 2007-11-29 2009-02-25 沈承根 Composite pressure filtering plate
CN101864115A (en) * 2010-06-03 2010-10-20 浙江俊尔新材料有限公司 Scratch resistant and shock proof propylene-ethylene block copolymerization polypropylene modified material
CN102391583A (en) * 2011-10-10 2012-03-28 金发科技股份有限公司 Low-temperature-resistance polypropylene composition and preparation method thereof
CN102816383A (en) * 2012-08-07 2012-12-12 杭州绿鼎压滤机制造有限公司 High temperature and pressure resistant filter plate of filter press
CN107841036A (en) * 2016-09-19 2018-03-27 中国石油化工股份有限公司 A kind of polypropene composition and polypropylene material and its application
CN106832602A (en) * 2017-02-23 2017-06-13 杭州兴源环保设备有限公司 Corrosion-and high-temp-resistant diaphragm

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109316793A (en) * 2018-11-30 2019-02-12 河南大张过滤设备有限公司 Plate in a kind of high rigidity membrane filter plate

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Application publication date: 20190329

RJ01 Rejection of invention patent application after publication