CN109054067A - A kind of pvc pipe of wear resistant and impact resistant and preparation method thereof - Google Patents
A kind of pvc pipe of wear resistant and impact resistant and preparation method thereof Download PDFInfo
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- CN109054067A CN109054067A CN201810643206.4A CN201810643206A CN109054067A CN 109054067 A CN109054067 A CN 109054067A CN 201810643206 A CN201810643206 A CN 201810643206A CN 109054067 A CN109054067 A CN 109054067A
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
- C08J7/04—Coating
- C08J7/0427—Coating with only one layer of a composition containing a polymer binder
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D175/00—Coating compositions based on polyureas or polyurethanes; Coating compositions based on derivatives of such polymers
- C09D175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/60—Additives non-macromolecular
- C09D7/61—Additives non-macromolecular inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/70—Additives characterised by shape, e.g. fibres, flakes or microspheres
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers
- C08J2327/02—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2475/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
- C08J2475/04—Polyurethanes
-
- 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
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
-
- 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
-
- 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
Abstract
The present invention relates to a kind of pvc pipes of wear resistant and impact resistant, it is characterized by comprising PVC base and the wearing layer on the PVC base surface is set, the wearing layer contains the dispersing agent of the polyurethane of 100 mass parts, the polyamide of 50-70 mass parts, the polyacrylate copolymer of 20-30 mass parts, the glass microballoon of 5-15 mass parts and 5-10 mass parts.Polyamide has wide application in field of textiles, is the main material of nylon, and tool has good wearability, and cheap.Polyamide and the coating wear resistance that the good polyurethane of wearability, glass microballoon collectively form are good.Polyamide is using the preferable polyhexamethylene adipamide of rigidity, the impact resistance also taken into account while assigning coating abrasion performance.The polyacrylate copolymer that glass transition temperature is 20-40 DEG C is added simultaneously and further improves the impact resistance of wearing layer.
Description
Technical field
The present invention relates to pvc pipe fields more particularly to a kind of pvc pipe of wear resistant and impact resistant and preparation method thereof.
Background technique
PVC(Polyvinylchlorid) pipe is a kind of tubing as the main component with polyvinyl chloride.PVC pipe exists at present
There is extremely wide purposes in the fields such as water supply and sewage, electric power cable laying.At present pvc pipe have frictional resistance is small, ring stiffness is high,
The features such as good corrosion resistance, good weatherability, cost performance are high and maintenance cost is low, but PVC wears no resistance, and abrasion are to cause material broken
One of bad, reduced service life factor.Pvc pipe is there is also intensity is low simultaneously, the problem of impact resistance difference.Therefore it provides
A kind of wear-resisting, shock proof pvc pipe is problem to be solved by this invention.
Summary of the invention
The present invention overcomes the deficiencies in the prior art, provide a kind of wear-resisting, shock proof pvc pipe.
In order to achieve the above objectives, the technical solution adopted by the present invention are as follows: provide a kind of pvc pipe of wear resistant and impact resistant, one
The pvc pipe of kind of wear resistant and impact resistant, it is characterised in that: including PVC base and the wearing layer on the PVC base surface is set,
It is total that the wearing layer contains the polyurethane of 100 mass parts, the polyamide of 50-70 mass parts, the polyacrylate of 20-30 mass parts
The dispersing agent of polymers, the glass microballoon of 5-15 mass parts and 5-10 mass parts.
As a preferred embodiment, the polyamide is polyhexamethylene adipamide.
As a preferred embodiment, the polyacrylate copolymer is by methyl methacrylate, styrene and methyl
Acroleic acid polymerization forms.
As a kind of more preferable scheme, the polyacrylate copolymer glass transition temperature is 20-40 DEG C.
As a preferred embodiment, the PVC base composition and content are as follows: 100 mass parts of polyvinyl chloride, polyethylene-the third
Olefin(e) acid ester rubber 5-15 mass parts, aromatic copolycarbonate 10-20 mass parts, chliorinated polyvinyl chloride 20-35 mass parts, thermostabilization
Agent 1-5 mass parts, glass fibre 2-5 mass parts, antioxidant 0.5-2 mass parts and ultraviolet absorbing agent 0.5-2 mass parts.
As a kind of more preferable scheme, heat stabilizer is one kind of calcium stearate or organic tin stabilizer；The ultraviolet light
Absorbent is benzotriazole, one kind of benzophenone or salicylate.
The present invention also provides the preparation methods of the pvc pipe of above-mentioned wear resistant and impact resistant, which is characterized in that including following step
It is rapid:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
300-500rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature control
At 30-45 DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 115-130 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe by the way of brushing, drying obtains the PVC of wear resistant and impact resistant
Pipe.
As a preferred embodiment, extrusion temperature is controlled at 175-205 DEG C in the step (4).
As a kind of more preferable scheme, cooling rate is 10-25 DEG C/min in the step (5).
As a kind of more preferable scheme, drying temperature is 105-120 DEG C in the step (7)；Drying time is 0.5-
1.5h。
The beneficial technical effect of the present invention lies in: provide a kind of wear-resisting, shock proof pvc pipe.It is provided by the invention
The coating of anti-wear agent of the pvc pipe substrate surface coating containing environmental protection.The coating contains polyurethane, polyamide, glass transition temperature
20-40 DEG C of polyacrylate copolymer, glass microballoon and dispersing agent.Polyamide has wide application in field of textiles,
It is the main material of nylon, and tool has good wearability, and cheap.Polyamide and the good polyurethane of wearability, glass
The coating wear resistance that glass microballon collectively forms is good.Polyamide is applied using the preferable polyhexamethylene adipamide of rigidity assigning
The impact resistance also taken into account while layer wearability.The polyacrylate copolymer that glass transition temperature is 20-40 DEG C is added simultaneously
Further improve the impact resistance of wearing layer.Chliorinated polyvinyl chloride is added in PVC base simultaneously, which is by polychlorostyrene
Vinyl is chlorination modified obtained, has good wearability and heat resistance, has very great help to the performance for improving pvc pipe.
Specific embodiment
The invention will be further described combined with specific embodiments below.Following embodiment is only used for clearly illustrating
Technical solution of the present invention, and not intended to limit the protection scope of the present invention.
Embodiment 1
The present invention provides a kind of pvc pipe of wear resistant and impact resistant, the composition of pipe substrate is as follows:
100 mass parts of polyvinyl chloride, 5 mass parts of polyethylene-acrylate rubber, 10 mass parts of bisphenol A polycarbonate, chlorination
35 mass parts of polyvinyl chloride, 1 mass parts of calcium stearate, 5 mass parts of glass fibre, 0.5 mass parts of antioxidant 1010 and benzene
And 0.5 mass parts of triazole.
Pvc pipe substrate surface is coated with the coating of Environment-friendlywear-resistant wear-resistant agent, and the polyurethane of 100 mass parts, 50 mass parts gather oneself
The dispersing agent of two acyl hexamethylene diamines, the polyacrylate copolymer of 30 mass parts, the glass microballoon of 15 mass parts and 10 mass parts.
Polyacrylate copolymer is formed by methyl methacrylate, styrene and methacrylic polymeric, and glass transition temperature is
20℃.Polyhexamethylene adipamide is that intensity is highest in polyamide material, is conducive to the impact resistance for improving pvc pipe.
The pvc pipe of wear resistant and impact resistant is prepared as follows:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
300rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature is controlled 45
DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 115 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying, extrusion temperature is controlled at 175 DEG C；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；Cooling rate be 10 DEG C/
min；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe, drying by the way of brushing, drying temperature is 105 DEG C；Drying
Time is 1.5h.Finally obtain the pvc pipe of wear resistant and impact resistant.
The pvc pipe technique for preparing wear resistant and impact resistant using the method that surface coats is simpler, convenient, is conducive to improve work
Make efficiency, reduce production cost.
Embodiment 2
The present invention provides a kind of pvc pipe of wear resistant and impact resistant, the composition of pipe substrate is as follows:
100 mass parts of polyvinyl chloride, 7 mass parts of polyethylene-acrylate rubber, 12 mass parts of bisphenol A polycarbonate, chlorination
31 mass parts of polyvinyl chloride, 2 mass parts of calcium stearate, 4 mass parts of glass fibre, 1 mass parts of antioxidant 1010 and hexichol
1 mass parts of ketone.
Pvc pipe substrate surface is coated with the coating of Environment-friendlywear-resistant wear-resistant agent, and the polyurethane of 100 mass parts, 55 mass parts gather oneself
The dispersing agent of two acyl hexamethylene diamines, the polyacrylate copolymer of 28 mass parts, the glass microballoon of 10 mass parts and 7 mass parts.
Polyacrylate copolymer is formed by methyl methacrylate, styrene and methacrylic polymeric, and glass transition temperature is
25℃。
The pvc pipe of wear resistant and impact resistant is prepared as follows:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
350rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature is controlled 40
DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 120 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying, extrusion temperature is controlled at 180 DEG C；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；Cooling rate be 15 DEG C/
min；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe, drying by the way of brushing, drying temperature is 105 DEG C；Drying
Time is 1.5h.Finally obtain the pvc pipe of wear resistant and impact resistant.
Embodiment 3
The present invention provides a kind of pvc pipe of wear resistant and impact resistant, the composition of pipe substrate is as follows:
100 mass parts of polyvinyl chloride, 10 mass parts of polyethylene-acrylate rubber, 15 mass parts of bisphenol A polycarbonate, chlorine
27 mass parts of chlorinated polynvinyl chloride (CPVC), 3 mass parts of calcium stearate, 4 mass parts of glass fibre, 1.5 mass parts of antioxidant 1010 and
1.5 mass parts of salicylate.
Pvc pipe substrate surface is coated with the coating of Environment-friendlywear-resistant wear-resistant agent, and the polyurethane of 100 mass parts, 60 mass parts gather oneself
The dispersing agent of two acyl hexamethylene diamines, the polyacrylate copolymer of 25 mass parts, the glass microballoon of 10 mass parts and 8 mass parts.
Polyacrylate copolymer is formed by methyl methacrylate, styrene and methacrylic polymeric, and glass transition temperature is
30℃。
The pvc pipe of wear resistant and impact resistant is prepared as follows:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
400rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature is controlled 35
DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 125 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying, extrusion temperature is controlled at 185 DEG C；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；Cooling rate be 20 DEG C/
min；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe, drying by the way of brushing, drying temperature is 110 DEG C；Drying
Time is 1h.Finally obtain the pvc pipe of wear resistant and impact resistant.
Embodiment 4
The present invention provides a kind of pvc pipe of wear resistant and impact resistant, the composition of pipe substrate is as follows:
100 mass parts of polyvinyl chloride, 12 mass parts of polyethylene-acrylate rubber, 18 mass parts of bisphenol A polycarbonate, chlorine
23 mass parts of chlorinated polynvinyl chloride (CPVC), 4 mass parts of organic tin stabilizer, 3 mass parts of glass fibre, 1.5 mass parts of antioxidant 1010
And 1.5 mass parts of benzotriazole.
Pvc pipe substrate surface is coated with the coating of Environment-friendlywear-resistant wear-resistant agent, and the polyurethane of 100 mass parts, 65 mass parts gather oneself
The dispersing agent of two acyl hexamethylene diamines, the polyacrylate copolymer of 23 mass parts, the glass microballoon of 10 mass parts and 7 mass parts.
Polyacrylate copolymer is formed by methyl methacrylate, styrene and methacrylic polymeric, and glass transition temperature is
35℃。
The pvc pipe of wear resistant and impact resistant is prepared as follows:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
450rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature is controlled 35
DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 125 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying, extrusion temperature is controlled at 195 DEG C；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；Cooling rate be 20 DEG C/
min；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe, drying by the way of brushing, drying temperature is 115 DEG C；Drying
Time is 1h.Finally obtain the pvc pipe of wear resistant and impact resistant.
Embodiment 5
The present invention provides a kind of pvc pipe of wear resistant and impact resistant, the composition of pipe substrate is as follows:
100 mass parts of polyvinyl chloride, 15 mass parts of polyethylene-acrylate rubber, 20 mass parts of bisphenol A polycarbonate, chlorine
20 mass parts of chlorinated polynvinyl chloride (CPVC), 5 mass parts of organic tin stabilizer, 2 mass parts of glass fibre, 2 mass parts of antioxidant 1010 with
And 2 mass parts of benzophenone.
Pvc pipe substrate surface is coated with the coating of Environment-friendlywear-resistant wear-resistant agent, and the polyurethane of 100 mass parts, 70 mass parts gather oneself
The dispersing agent of two acyl hexamethylene diamines, the polyacrylate copolymer of 20 mass parts, the glass microballoon of 5 mass parts and 5 mass parts.It is poly-
Acrylate copolymer is formed by methyl methacrylate, styrene and methacrylic polymeric, glass transition temperature 40
℃。
The pvc pipe of wear resistant and impact resistant is prepared as follows:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
500rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature is controlled 30
DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 130 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying, extrusion temperature is controlled at 205 DEG C；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；Cooling rate be 25 DEG C/
min；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe, drying by the way of brushing, drying temperature is 120 DEG C；Drying
Time is 0.5h.Finally obtain the pvc pipe of wear resistant and impact resistant.
Based on the above description of the preferred embodiments of the present invention, through the above description, related personnel completely can be with
Without departing from the scope of the technological thought of the present invention', various changes and amendments are carried out.The technical scope of this invention
It is not limited to the contents of the specification, it is necessary to determine the technical scope according to the scope of the claims.
Claims (10)
1. a kind of pvc pipe of wear resistant and impact resistant, it is characterised in that: including PVC base and the PVC base surface is arranged in
Wearing layer, the wearing layer contain the polyurethane of 100 mass parts, the polyamide of 50-70 mass parts, 20-30 mass parts poly- third
The dispersing agent of olefin(e) acid ester copolymer, the glass microballoon of 5-15 mass parts and 5-10 mass parts.
2. the pvc pipe of wear resistant and impact resistant according to claim 1, it is characterised in that: the polyamide be poly hexamethylene adipamide oneself
Diamines.
3. the pvc pipe of wear resistant and impact resistant according to claim 1, it is characterised in that: the polyacrylate copolymer by
Methyl methacrylate, styrene and methacrylic polymeric form.
4. the pvc pipe of wear resistant and impact resistant according to claim 3, it is characterised in that: the polyacrylate copolymer glass
Glass temperature is 20-40 DEG C.
5. the pvc pipe of wear resistant and impact resistant according to claim 1, it is characterised in that: the PVC base composition and content
Are as follows: 100 mass parts of polyvinyl chloride, polyethylene-acrylate rubber 5-15 mass parts, aromatic copolycarbonate 10-20 mass parts,
Chliorinated polyvinyl chloride 20-35 mass parts, heat stabilizer 1-5 mass parts, glass fibre 2-5 mass parts, antioxidant 0.5-2 mass
Part and ultraviolet absorbing agent 0.5-2 mass parts.
6. the pvc pipe of wear resistant and impact resistant according to claim 5, it is characterised in that: heat stabilizer is calcium stearate or has
One kind of machine tin stabilizer；The ultraviolet absorbing agent is benzotriazole, one kind of benzophenone or salicylate.
7. the preparation method of the pvc pipe of the wear resistant and impact resistant as described in claim 1-6 is any, which is characterized in that including following
Step:
(1) organic solvent is added into container, weighs and is stirred evenly in polyurethane addition organic solvent, mixing speed control exists
300-500rpm, after sequentially add dispersing agent, polyamide, acrylic copolymer, glass microballoon and continue to stir, temperature control
At 30-45 DEG C, it is spare to obtain coating solution；
(2) weigh polyvinyl chloride, polyethylene-acrylate rubber, aromatic copolycarbonate, chliorinated polyvinyl chloride, heat stabilizer,
Glass fibre, antioxidant and ultraviolet absorbing agent are placed in container and are uniformly mixed, obtain mixed raw material；
(3) by mixed raw material heat drying, drying temperature is 115-130 DEG C；
(4) it squeezes out to obtain high temperature pvc pipe blank by melting extrusion equipment after drying；
(5) high temperature pvc pipe blank is shifted using dragger, it is made to cool down by water cooling equipment；
(6) it is formed, cutting obtains pvc pipe finished product；
(7) coating solution is coated to the outside of pvc pipe by the way of brushing, drying obtains the PVC of wear resistant and impact resistant
Pipe.
8. the preparation method of the pvc pipe of wear resistant and impact resistant according to claim 7, it is characterised in that: in the step (4)
Extrusion temperature is controlled at 175-205 DEG C.
9. the preparation method of the pvc pipe of wear resistant and impact resistant according to claim 8, it is characterised in that: in the step (5)
Cooling rate is 10-25 DEG C/min.
10. the preparation method of the pvc pipe of wear resistant and impact resistant according to claim 9, it is characterised in that: the step (7)
Middle drying temperature is 105-120 DEG C；Drying time is 0.5-1.5h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643206.4A CN109054067A (en) | 2018-06-21 | 2018-06-21 | A kind of pvc pipe of wear resistant and impact resistant and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810643206.4A CN109054067A (en) | 2018-06-21 | 2018-06-21 | A kind of pvc pipe of wear resistant and impact resistant and preparation method thereof |
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| CN109054067A true CN109054067A (en) | 2018-12-21 |
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| CN201810643206.4A Pending CN109054067A (en) | 2018-06-21 | 2018-06-21 | A kind of pvc pipe of wear resistant and impact resistant and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111849407A (en) * | 2020-07-28 | 2020-10-30 | 浙江伟星实业发展股份有限公司 | Glue suitable for zipper, waterproof zipper and preparation method of waterproof zipper |
Citations (5)
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