CN109940929A - A kind of summer double-wall corrugated pipe and preparation method thereof - Google Patents

A kind of summer double-wall corrugated pipe and preparation method thereof Download PDF

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Publication number
CN109940929A
CN109940929A CN201910198051.2A CN201910198051A CN109940929A CN 109940929 A CN109940929 A CN 109940929A CN 201910198051 A CN201910198051 A CN 201910198051A CN 109940929 A CN109940929 A CN 109940929A
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China
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parts
raw material
outer layer
wall corrugated
corrugated pipe
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CN201910198051.2A
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Inventor
张波
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HUISUN PIPELINE Co Ltd
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HUISUN PIPELINE Co Ltd
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Priority to CN201910198051.2A priority Critical patent/CN109940929A/en
Publication of CN109940929A publication Critical patent/CN109940929A/en
Priority to PCT/CN2019/123109 priority patent/WO2020186830A1/en
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    • 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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a general shape other than plane
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
    • B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • 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
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/02—Organic and inorganic ingredients
    • 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
    • C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
    • C08K13/04—Ingredients characterised by their shape and organic or inorganic ingredients
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/24—Acids; Salts thereof
    • C08K3/26—Carbonates; Bicarbonates
    • 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
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/34—Silicon-containing compounds
    • 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
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/09—Carboxylic acids; Metal salts thereof; Anhydrides thereof
    • 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
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/14—Glass
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/06—Polyethene
    • 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
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • 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
    • 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
    • C08L23/14—Copolymers of propene

Abstract

The present invention relates to a kind of summer double-wall corrugated pipes and preparation method thereof, it includes the internal layer and outer layer set gradually from inside to outside, and the outer layer includes the raw material components of following parts by weight: PPH26 ~ 30 part；HDPE25 ~ 32 part；MPE3 ~ 8 part；30 ~ 40 parts of inorganic filler；2.5 ~ 3 parts of lubricant；1.5 ~ 2.5 parts of color masterbatch；2 ~ 2.5 parts of agent composition of coupling；0.2 ~ 0.5 part of antioxidant；0.2 ~ 0.25 part of auxiliary antioxidant；0.5 ~ 0.8 part of light stabilizer；0.2 ~ 0.25 part of ultraviolet absorbing agent；Material each in this way is uniformly mixed and interacts, and produces comprehensive synergy: obtaining the physicochemical properties such as excellent tensile strength, ring stiffness, Charpy Impact；Meet the construction requirement that summer ultraviolet light is strong and temperature is high simultaneously.

Description

A kind of summer double-wall corrugated pipe and preparation method thereof
Technical field
The invention belongs to pipeline fields, are related to a kind of feed pipe, and in particular to a kind of summer double-wall corrugated pipe and its system Preparation Method.
Background technique
Double-wall corrugated pipe (main component is usually high density polyethylene (HDPE), i.e. HDPE) be it is a kind of have cyclic structure outer wall and The novel tube of smooth internal walls, the beginning of the eighties succeed in developing first in Germany.By the development of more than ten years and perfect, via list One Cultivar development is to complete product line.Double-wall corrugated pipe feed pipe, because light weight, inside and outside wall are smooth, corrosion-resistant, close The advantages that envelope property is good, dominates the market rapidly；But its there are non-refractory, be exposed to the sun, pipeline longitudinal tensile strain rate is larger under high temperature, and Summer ultraviolet light and high temperature are contained especially, and the above problem is more prominent.
Summary of the invention
A kind of summer double-wall corrugated pipe is provided the invention aims to overcome the deficiencies in the prior art.
In order to achieve the above objectives, the technical solution adopted by the present invention is that: a kind of summer double-wall corrugated pipe, it includes by interior The internal layer and outer layer set gradually outward, the outer layer include the raw material components of following parts by weight:
The internal layer includes the raw material components of following parts by weight:
The inorganic filler is heavy calcium carbonate, wollastonite in powder and alkali-free glass fibre 10:2:3 in mass ratio composition Mixture；The coupling agent composition is the mixture that titanate coupling agent and silane coupling agent 1:1 in mass ratio are formed；It is described Lubricant is the mixture that stearic acid and PE wax 1:1 in mass ratio are formed.
Optimally, the outer layer includes the raw material components of following parts by weight:
Optimally, the internal layer includes the raw material components of following parts by weight:
Another object of the present invention is to provide a kind of preparation method of above-mentioned summer double-wall corrugated pipe, it includes following Step:
(a) the internal layer raw material and outer layer raw material for weighing formula ratio respectively are then added separately to carry out in two batch mixers Mixing；
(b) the internal layer raw material and outer layer raw material are heated respectively, is squeezed out through two-layer compound die head；
(c) bellows is pulled out through molding machine and is formed, cut after cooling and obtain finished product.
Optimally, in step (a), the mixing of the outer layer raw material specifically: using silane coupling agent to alkali-free glass fibre Dimension is surface-treated, and then carries out melting extrusion granulation with PPH；Weigh the stearic acid of formula ratio, PE wax, wollastonite in powder and again Matter Paris white is stirred activation in 70~90 DEG C in batch mixer；Remaining outer layer raw material is added, is carried out in 70~90 DEG C Stirring, dehumidifying, blowing are stand-by.
Optimally, in step (a), the mixing of the internal layer raw material specifically: weigh the stearic acid of formula ratio, PE wax, again Matter calcium carbonate is stirred activation in 70~90 DEG C in batch mixer；Remaining outer layer raw material is added, is stirred in 70~90 DEG C It mixes, dehumidify, blowing is stand-by.
Due to the above technical solutions, the present invention has the following advantages over the prior art: summer use of the invention is double Wall bellows is mixed respectively by using the raw material components of certain content, and to form ectonexine structure, material each in this way is mixed It closes uniformly and interacts, produce comprehensive synergy: obtaining the reason such as excellent tensile strength, ring stiffness, Charpy Impact Change performance；Meet the construction requirement that summer ultraviolet light is strong and temperature is high simultaneously.
Specific embodiment
Summer double-wall corrugated pipe of the invention, it includes the internal layer and outer layer set gradually from inside to outside, the outer layer packet Include the raw material components of following parts by weight: PPH26~30 part；HDPE25~32 part；MPE3~8 part；30~40 parts of inorganic filler； 2.5~3 parts of lubricant；1.5~2.5 parts of color masterbatch；2~2.5 parts of agent composition of coupling；0.2~0.5 part of antioxidant；Auxiliary is anti- 0.2~0.25 part of oxidant；0.5~0.8 part of light stabilizer；0.2~0.25 part of ultraviolet absorbing agent；The internal layer includes following The raw material components of parts by weight: HDPE30~40 part；PPR30~40 part；LLDPE3~8 part；15~25 parts of heavy calcium carbonate； 1.5~2.5 parts of color masterbatch；1~3 part of lubricant；0.5~1.5 part of titanate coupling agent；The inorganic filler is powdered whiting The mixture of powder, wollastonite in powder and alkali-free glass fibre 10:2:3 in mass ratio composition；The coupling agent composition is titanate esters The mixture of coupling agent and silane coupling agent 1:1 in mass ratio composition；The lubricant is stearic acid and PE wax 1:1 in mass ratio The mixture of composition.It is mixed respectively by using the raw material components of certain content, to form ectonexine structure, object each in this way Material is uniformly mixed and interacts, and produces comprehensive synergy: obtaining excellent tensile strength, ring stiffness, Charpy Impact Equal physicochemical properties；Meet the construction requirement that summer ultraviolet light is strong and temperature is high simultaneously.
Outer layer preferably includes the raw material components of following parts by weight: PPH27 parts；HDPE30 parts；MPE5 parts；Inorganic filler 30 Part；2.8 parts of lubricant；2 parts of color masterbatch；2 parts of agent composition of coupling；0.3 part of antioxidant；0.2 part of auxiliary antioxidant；Light is stablized 0.5 part of agent；0.2 part of ultraviolet absorbing agent.The internal layer preferably includes the raw material components of following parts by weight: HDPE34 parts； PPR34 parts；LLDPE5 parts；20 parts of heavy calcium carbonate；2 parts of color masterbatch；2 parts of lubricant；1 part of titanate coupling agent.
The preparation method of above-mentioned summer double-wall corrugated pipe, it is the following steps are included: (a) weighs the internal layer of formula ratio respectively Raw material and outer layer raw material are then added separately to be mixed in two batch mixers；(b) by the internal layer raw material and outer layer raw material It heats, is squeezed out through two-layer compound die head respectively；(c) bellows is pulled out through molding machine and is formed, cut after cooling and obtain finished product.Step Suddenly in (a), the mixing of the outer layer raw material specifically: alkali-free glass fibre is surface-treated using silane coupling agent, with Melting extrusion granulation is carried out with PPH afterwards；Stearic acid, PE wax, wollastonite in powder and the heavy calcium carbonate for weighing formula ratio, in mixing Activation is stirred in 70~90 DEG C in machine；Remaining outer layer raw material is added, is stirred, dehumidifies in 70~90 DEG C, blowing waits for With；In step (a), the mixing of the internal layer raw material specifically: stearic acid, the PE wax, powdered whiting for weighing formula ratio, mixed Activation is stirred in 70~90 DEG C in material machine；Remaining outer layer raw material is added, is stirred, dehumidifies in 70~90 DEG C, blowing For use；Above-mentioned processing step is conducive to each being sufficiently mixed for raw material and can promote the overall performance of product.
Below in conjunction with embodiment, invention is further explained.
Embodiment 1-3, comparative example 1-2
Embodiment 1-3, comparative example 1-2 provide a kind of summer double-wall corrugated pipe respectively, they are respectively included from inside to outside The internal layer and outer layer (specific composition of raw materials is shown in Table 1) set gradually, specific preparation process can be using routines: by formula ratio Internal layer raw material be sequentially placed into blender and mixed, mixture temperature is 80 DEG C, mixing time 25min；By formula ratio Outer layer raw material, which is sequentially placed into blender, to be mixed, and mixture temperature is 80 DEG C, mixing time 25min；By internal layer raw material and Outer layer raw material is added separately in two extruders, one section of machine barrel, two sections, three sections, four sections, five sections of temperature be respectively 50 DEG C, 180 DEG C, 200 DEG C, 210 DEG C and 220 DEG C, die temperature is divided into four sections, one section of die orifice, two sections, three sections, four sections of temperature be respectively 220 DEG C, 220 DEG C, 220 DEG C and 225 DEG C, after molding machine pulls out bellows, by cutting machine fixed length cutting (application No. is Disclosed in 201610697945.2).
The formula table (unit: kg) of summer double-wall corrugated pipe in 1 embodiment 1-3 of table, comparative example 1-2
The outer layer formula of summer double-wall corrugated pipe in embodiment 1-3, comparative example 1-2 is total to by above-mentioned (a) step After mixed processing, double screw extruder melting extrusion under the conditions of 190~210 DEG C, after cooling pelletizing are used.By manufactured particle The standard examination for meeting GB/T1040.1-2006, GB/T1043.1-2008 is prepared under the conditions of 190~210 DEG C using injection molding machine It is tested for the property after sample, the result is shown in tables 2.
Summer double-wall corrugated outer tube layer formula materials performance table in 2 embodiment 1-3 of table, comparative example 1-2
Summer obtained in embodiment 1-3, comparative example 1-2 is tested for the property with double-wall corrugated pipe, the result is shown in tables 3。
Summer double-wall corrugated outer tube layer formula materials performance table in 3 embodiment 1-3 of table, comparative example 1-2
Embodiment 4
The present embodiment provides a kind of summer double-wall corrugated pipe, composition of raw materials is consistent in embodiment 1, unlike Preparation method is slightly different, specifically:
(a) alkali-free glass fibre is surface-treated using silane coupling agent, then carries out melting extrusion with PPH and makes Grain；Above-mentioned pellet, stearic acid, PE wax, wollastonite in powder and the heavy calcium carbonate for weighing formula ratio, in 70~90 in batch mixer DEG C it is stirred activation；Remaining outer layer raw material is added, is stirred, dehumidifies in 70~90 DEG C, blowing is stand-by；Weigh formula ratio Stearic acid, PE wax, powdered whiting, be stirred activation in 70~90 DEG C in batch mixer；Remaining outer layer raw material is added, It is stirred, dehumidifies in 70~90 DEG C, blowing is stand-by；After similarly carrying out blending processing, using double screw extruder 190~ Melting extrusion under the conditions of 210 DEG C, after cooling pelletizing；Manufactured particle is prepared under the conditions of 190~210 DEG C using injection molding machine At being tested for the property after the standard sample for meeting GB/T1040.1-2006, GB/T1043.1-2008, result is better than implementation In example 1；
(b) internal layer raw material and outer layer raw material are heated respectively, through two-layer compound die head extrusion, (heating, the parameter squeezed out are still Using in embodiment 1)；
(c) bellows is pulled out through molding machine and is formed, cut after cooling and obtain finished product.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention, it is all according to the present invention Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.

Claims (6)

1. a kind of summer double-wall corrugated pipe, it includes the internal layer and outer layer set gradually from inside to outside, it is characterised in that:
The outer layer includes the raw material components of following parts by weight:
26 ~ 30 parts of PPH；
25 ~ 32 parts of HDPE；
3 ~ 8 parts of mPE；
30 ~ 40 parts of inorganic filler；
2.5 ~ 3 parts of lubricant；
1.5 ~ 2.5 parts of color masterbatch；
2 ~ 2.5 parts of agent composition of coupling；
0.2 ~ 0.5 part of antioxidant；
0.2 ~ 0.25 part of auxiliary antioxidant；
0.5 ~ 0.8 part of light stabilizer；
0.2 ~ 0.25 part of ultraviolet absorbing agent；
The internal layer includes the raw material components of following parts by weight:
30 ~ 40 parts of HDPE；
30 ~ 40 parts of PPR；
3 ~ 8 parts of LLDPE；
15 ~ 25 parts of heavy calcium carbonate；
1.5 ~ 2.5 parts of color masterbatch；
1 ~ 3 part of lubricant；
0.5 ~ 1.5 part of titanate coupling agent；
The inorganic filler is the mixing of heavy calcium carbonate, wollastonite in powder and alkali-free glass fibre 10:2:3 in mass ratio composition Object；The coupling agent composition is the mixture that titanate coupling agent and silane coupling agent 1:1 in mass ratio are formed；The lubrication Agent is the mixture that stearic acid and PE wax 1:1 in mass ratio are formed.
2. summer double-wall corrugated pipe according to claim 1, which is characterized in that the outer layer includes following parts by weight Raw material components:
27 parts of PPH；
30 parts of HDPE；
5 parts of mPE；
30 parts of inorganic filler；
2.8 parts of lubricant；
2 parts of color masterbatch；
2 parts of agent composition of coupling；
0.3 part of antioxidant；
0.2 part of auxiliary antioxidant；
0.5 part of light stabilizer；
0.2 part of ultraviolet absorbing agent.
3. summer double-wall corrugated pipe according to claim 1, which is characterized in that the internal layer includes following parts by weight Raw material components:
34 parts of HDPE；
34 parts of PPR；
5 parts of LLDPE；
20 parts of heavy calcium carbonate；
2 parts of color masterbatch；
2 parts of lubricant；
1 part of titanate coupling agent.
4. the preparation method of summer double-wall corrugated pipe any one of claims 1 to 3, which is characterized in that it includes following Step:
(a) the internal layer raw material and outer layer raw material for weighing formula ratio respectively are then added separately to be mixed in two batch mixers；
(b) the internal layer raw material and outer layer raw material are heated respectively, is squeezed out through two-layer compound die head；
(c) bellows is pulled out through molding machine and is formed, cut after cooling and obtain finished product.
5. the preparation method of summer double-wall corrugated pipe according to claim 4, which is characterized in that described outer in step (a) The mixing of layer raw material specifically: alkali-free glass fibre is surface-treated using silane coupling agent, is then melted with PPH Extruding pelletization；Weigh formula ratio stearic acid, PE wax, wollastonite in powder and heavy calcium carbonate, in batch mixer in 70 ~ 90 DEG C into Row stir-activating；Remaining outer layer raw material is added, is stirred, dehumidifies in 70 ~ 90 DEG C, blowing is stand-by.
6. the preparation method of summer double-wall corrugated pipe according to claim 4, which is characterized in that described interior in step (a) The mixing of layer raw material specifically: stearic acid, the PE wax, powdered whiting for weighing formula ratio carry out in batch mixer in 70 ~ 90 DEG C Stir-activating；Remaining outer layer raw material is added, is stirred, dehumidifies in 70 ~ 90 DEG C, blowing is stand-by.
CN201910198051.2A 2019-03-15 2019-03-15 A kind of summer double-wall corrugated pipe and preparation method thereof Pending CN109940929A (en)

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CN201910198051.2A CN109940929A (en) 2019-03-15 2019-03-15 A kind of summer double-wall corrugated pipe and preparation method thereof
PCT/CN2019/123109 WO2020186830A1 (en) 2019-03-15 2019-12-04 Double-wall corrugated pipe for use in summer and preparation method for double-wall corrugated pipe

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020186830A1 (en) * 2019-03-15 2020-09-24 惠升管业有限公司 Double-wall corrugated pipe for use in summer and preparation method for double-wall corrugated pipe
CN112592527A (en) * 2020-12-24 2021-04-02 四川兰晨管业有限公司 Polyethylene double-wall corrugated pipe and preparation method thereof
CN113527793A (en) * 2021-08-04 2021-10-22 安徽豪洋管业科技有限公司 Production method of HDPE double-wall corrugated pipe
CN114571698A (en) * 2022-03-24 2022-06-03 安徽源锂高新材料有限公司 Production process of double-resistance double-wall corrugated pipe
CN116920978A (en) * 2023-07-10 2023-10-24 广东顺德中科优联医学检验有限公司 Light-shielding antioxidant test tube for detecting catecholamine in serum and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108908885A (en) * 2018-06-28 2018-11-30 江苏润硕管业有限公司 A kind of compound plastics lined pipe of PP and its processing method
CN109096573A (en) * 2018-06-27 2018-12-28 江苏诺贝尔塑业有限公司 A kind of PE double-wall pipe and preparation method thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050106330A (en) * 2004-05-04 2005-11-09 한승희 Polypropylene double wall corrugated pipe
JP2007139043A (en) * 2005-11-17 2007-06-07 Aron Kasei Co Ltd Corrugated double pipe
CN101761710A (en) * 2009-12-29 2010-06-30 山东华信塑胶股份有限公司 Compound double-wall corrugated pipe and preparation process thereof
CN104910483A (en) * 2015-05-26 2015-09-16 浙江中财管道科技股份有限公司 High-density polyethylene double-wall corrugated pipe
CN106750832A (en) * 2017-02-28 2017-05-31 江苏三水企业孵化器有限公司 It is a kind of enhanced buried to use polyethylene double bellows
CN107337838A (en) * 2017-07-20 2017-11-10 安徽杰蓝特新材料有限公司 A kind of ultra micro glass fiber cotton strengthens HDPE double-wall corrugated pipes
CN109940929A (en) * 2019-03-15 2019-06-28 惠升管业有限公司 A kind of summer double-wall corrugated pipe and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109096573A (en) * 2018-06-27 2018-12-28 江苏诺贝尔塑业有限公司 A kind of PE double-wall pipe and preparation method thereof
CN108908885A (en) * 2018-06-28 2018-11-30 江苏润硕管业有限公司 A kind of compound plastics lined pipe of PP and its processing method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020186830A1 (en) * 2019-03-15 2020-09-24 惠升管业有限公司 Double-wall corrugated pipe for use in summer and preparation method for double-wall corrugated pipe
CN112592527A (en) * 2020-12-24 2021-04-02 四川兰晨管业有限公司 Polyethylene double-wall corrugated pipe and preparation method thereof
CN113527793A (en) * 2021-08-04 2021-10-22 安徽豪洋管业科技有限公司 Production method of HDPE double-wall corrugated pipe
CN114571698A (en) * 2022-03-24 2022-06-03 安徽源锂高新材料有限公司 Production process of double-resistance double-wall corrugated pipe
CN116920978A (en) * 2023-07-10 2023-10-24 广东顺德中科优联医学检验有限公司 Light-shielding antioxidant test tube for detecting catecholamine in serum and preparation method thereof
CN116920978B (en) * 2023-07-10 2024-03-22 广东顺德中科优联医学检验有限公司 Light-shielding antioxidant test tube for detecting catecholamine in serum and preparation method thereof

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Application publication date: 20190628