CN104448607A - Highly fireproof PVC-U pipe and preparation method thereof - Google Patents
Highly fireproof PVC-U pipe and preparation method thereof Download PDFInfo
- Publication number
- CN104448607A CN104448607A CN201410619038.7A CN201410619038A CN104448607A CN 104448607 A CN104448607 A CN 104448607A CN 201410619038 A CN201410619038 A CN 201410619038A CN 104448607 A CN104448607 A CN 104448607A
- Authority
- CN
- China
- Prior art keywords
- pipe
- pvc
- fire prevention
- parts
- prevention pvc
- 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.)
- Granted
Links
Classifications
-
- 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
- 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
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/002—Physical properties
- C08K2201/003—Additives being defined by their diameter
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention relates to a highly fireproof PVC-U pipe and a preparation method thereof. According to the highly fireproof PVC-U pipe, a compound of a zinc-molybdenum-silicon composite and nanometer aluminum hydroxide powder is adopted as a flame-retardant smoke suppressant, wherein the mass ratio of the zinc-molybdenum-silicon composite to nanometer aluminum hydroxide powder is (1: 5) to (2: 1); and the flame-retardant smoke suppressant accounts for 15%-30% of the highly fireproof PVC-U pipe. By the PVC-U pipe, the balance between the flame-retardant smoke-suppressing property and the physical and mechanical properties of the highly fireproof PVC-U pipe is solved, the highly fireproof PVC-U pipe has excellent flame-retardant smoke-suppressing property and physical and mechanical properties which meet standard requirements and the application range and safety of the PVC-U pipe are substantially increased.
Description
Technical field
The present invention relates to PVC-U pipeline field, be specifically related to a kind of high fire prevention PVC-U pipe and preparation method thereof.
Background technology
Rigid polyvinyl chloride (PVC-U) pipe have good resistance to acids and bases, Tension and Compression performance strong, there is certain snappiness, long service life, easy for installation, be widely used in municipal plumbing, agricultural irrigation, house commercial building industry.But can produce macro-corrosion toxic gas and smog in PVC combustion processes, once presence of fire, the dense smoke containing macro-corrosion gas produces fatal threat by people, and therefore the flame-retardant smoke inhibition technology of pvc pipe also more and more comes into one's own.At present, improve the flame retardant properties of PVC-U pipe by with the addition of anti-flaming smoke-inhibiting agent in part pvc pipe, but flame retardant effect remains on the low side, especially smoke suppressing effect is often poorer, this is because the membership that adds of anti-flaming smoke-inhibiting agent significantly reduces the mechanical property of PVC-U pipe, hydrostatic performance etc., if add too much fire retardant, PVC-U pipe product can be made cannot to reach relevant criterion requirement, and therefore anti-flaming smoke-inhibiting agent addition is all fewer.But, the flame-retardancy requirements of PVC product is more and more stricter, develops high fp PVC pipeline product more and more urgent, the equal excellent product of especially fire-retardant and smoke suppressing, and this series products will be developed, just must balance anti-flaming smoke-inhibiting agent height and to have filled and PVC-U manages relation between other performances.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of high fire prevention PVC-U pipe is provided, this PVC-U pipe can solve the balance of high fire prevention PVC-U pipe flame retarding and smoke suppressing properties and its physical and mechanical properties, has excellent flame retarding and smoke suppressing properties and its physical and mechanical properties conformance with standard requirement.
Another object of the present invention is to the preparation method that above-mentioned height fire prevention PVC-U pipe is provided.
A high fire prevention PVC-U pipe, described height fire prevention PVC-U pipe adopts the compound of zinc molybdenum silicon compound and nano-aluminum hydroxide powder as anti-flaming smoke-inhibiting agent, and the mass ratio of described zinc molybdenum silicon compound and nano-aluminum hydroxide powder is 1:5 ~ 2:1; The content of described anti-flaming smoke-inhibiting agent in height fire prevention PVC-U pipe is 15% ~ 30%;
Wherein, described zinc molybdenum silicon compound is nano level zinc, molybdenum covers matrix material on Magnesium Silicate q-agent, and the median size of described zinc molybdenum silicon compound is 4 ~ 6 microns.
The present invention uses zinc molybdenum silicon compound as anti-flaming smoke-inhibiting agent, and but zinc molybdenum silicon compound plays efficiently cigarette effect by generating layer of charcoal, and it has concurrently and assists fire-retardant effect simultaneously; Nano-aluminum hydroxide mainly fire retardation and and then reduce the generation of cigarette; The PVC-U pipe prepared under formula of the present invention has excellent flame retarding and smoke suppressing properties.
Further preferably, described zinc molybdenum silicon compound can trade names be preferably the zinc molybdenum silicon compound of Charmax FS-ZMT.
Preferably, described nano-aluminum hydroxide powder is through coupling agent surface modification; Further preferably, described coupling agent is titanate coupling agent or silane coupling agent.
Preferably, described PVC-U pipe is made up of following raw material by weight:
Polyvinyl chloride 100 parts;
Anti-flaming smoke-inhibiting agent 20 ~ 40 parts;
Impact modifier 0.5 ~ 10 part;
Stablizer 1 ~ 5 part;
Processing aid 0.5 ~ 5 part;
Lubricant 0.1 ~ 5 part;
Coupling agent 1 ~ 3 part;
Pigment 0.01 ~ 3 part;
1 ~ 30 part, calcium carbonate.
Preferably, the mass ratio of described zinc molybdenum silicon compound and nano-aluminum hydroxide powder is 3:5 ~ 1:1.
Preferably, described impact modifier is one or more in esters of acrylic acid or methyl methacrylate-divinyl-styrol copolymer class impact modifier.
Preferably, described stablizer is calcium-zinc composite stabilizing agent or organotin stabilizer.
Preferably, described processing aid is acrylic processing aid.
Preferably, described lubricant is stearic acid softening agent.
Preferably, described pigment is titanium dioxide.
The preparation method of described height fire prevention PVC-U pipe, is characterized in that, comprise the steps:
S1: mixed by described raw material, then carries out blending dispersion with the hot mixer of high speed, enters in cold mixer stir cooling when temperature reaches 80 ~ 130 DEG C, for subsequent use when temperature is down to 30 ~ 70 DEG C;
S2: the material described in step S1 is added twin screw extruder plasticizing, molded;
Wherein, twin screw extruder is conical double screw extruder, and the temperature of machine barrel is set as 140 ~ 190 DEG C, and Mold Temperatures set is 140 ~ 220 DEG C.
Compared with prior art, the present invention has following beneficial effect:
PVC-U pipe prepared by the present invention is managed on the basis of excellent physical and mechanical properties and moulding processability at maintenance PVC-U, by filling the novel flame-retardant smoke suppressant of high-content, greatly improve the flame retarding and smoke suppressing properties of PVC-U pipe, through propagation of flame grade≤25 of inspection PVC-U pipe, Smoke generation≤50, are significantly increased compared with existing flame-proof PVC-U pipe; The performance of PVC-U pipe meets the requirement of GB/T 10002.1 or GB/T 5836.1 simultaneously.This PVC-U pipe has higher safety in utilization, and fire resistance is excellent, is applicable to buildings water-feeding & drainaging pipeline, is particularly useful for fire prevention, presses down the higher environment of cigarette requirement, can widen the scope of application of PVC-U pipe.
Embodiment
Below in conjunction with embodiment, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.Unless stated otherwise, involved in embodiment material, method are the conventional materials and methods in this area.
embodiment 1
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 4 parts of calcium-zinc composite stabilizing agents, 0.8 part of processing aid LPA-40,3 parts of MBS impact modifiers, 3 parts of zinc molybdenum silicon compounds, 20 parts of nano-aluminum hydroxides, 2 parts of lubricant clorafins, 1.2 parts of stearic acid, 1840,2 parts of titanium dioxides, 15 parts of calcium carbonate, 1 part of titanate coupling agent.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 115 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 40 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 170 DEG C, 165 DEG C respectively, and mould molding temperature is set as 170 DEG C, 180 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the PVC-U pipe that the present embodiment prepares meets the requirement of high fire prevention PVC-U pipe propagation of flame grade≤25, Smoke generation≤50.
embodiment 2
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 3 parts of organotin stabilizers, 1 part of processing aid PA-40,3 parts of ACR impact modifiers, 6 parts of zinc molybdenum silicon compounds, 25 parts of nano-aluminum hydroxides, 2 parts of lubricant clorafins, 1.4 parts of stearic acid, 1840,2 parts of titanium dioxides, 5 parts of calcium carbonate, 1.5 parts of titanate coupling agents.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 120 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 45 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 175 DEG C, 170 DEG C respectively, and mould molding temperature is set as 175 DEG C, 185 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the PVC-U pipe that the present embodiment prepares meets the requirement of high fire prevention PVC-U pipe propagation of flame grade≤25, Smoke generation≤50.
embodiment 3
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 5 parts of organotin stabilizers, 5 parts of processing aid PA-40,5 parts of ACR impact modifiers, 10 parts of zinc molybdenum silicon compounds, 30 parts of nano-aluminum hydroxides, 5 parts of lubricant clorafins, 1.4 parts of stearic acid, 1840,3 parts of titanium dioxides, 25 parts of calcium carbonate, 1.5 parts of titanate coupling agents.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 120 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 45 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 175 DEG C, 170 DEG C respectively, and mould molding temperature is set as 175 DEG C, 185 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained pipe, pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, pipe meets the requirement of high fire protection pipe propagation of flame grade≤25, Smoke generation≤50.
embodiment 4
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 4 parts of calcium-zinc composite stabilizing agents, 0.8 part of processing aid LPA-40,10 parts of MBS impact modifiers, 5 parts of zinc molybdenum silicon compounds, 25 parts of nano-aluminum hydroxides, 2 parts of lubricant clorafins, 1.2 parts of stearic acid, 1840,2 parts of titanium dioxides, 30 parts of calcium carbonate, 1 part of titanate coupling agent.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 115 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 40 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 170 DEG C, 165 DEG C respectively, and mould molding temperature is set as 170 DEG C, 180 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the PVC-U pipe that the present embodiment prepares meets the requirement of high fire prevention PVC-U pipe propagation of flame grade≤25, Smoke generation≤50.
reference examples 1
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 4 parts of calcium-zinc composite stabilizing agents, 0.8 part of processing aid LPA-40,3 parts of MBS impact modifiers, 23 parts of zinc molybdic acids, 2 parts of lubricant clorafins, 1.2 parts of stearic acid, 1840,2 parts of titanium dioxides, 15 parts of calcium carbonate, 1 part of titanate coupling agent.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 115 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 40 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 170 DEG C, 165 DEG C respectively, and mould molding temperature is set as 170 DEG C, 180 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the propagation of flame grade of the PVC-U pipe that this reference examples prepares is greater than 25, Smoke generation is greater than 50, does not meet the requirement of high fire prevention PVC-U pipe propagation of flame grade≤25, Smoke generation≤50.
reference examples 2
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 4 parts of calcium-zinc composite stabilizing agents, 0.8 part of processing aid LPA-40,3 parts of MBS impact modifiers, 23 parts of zinc molybdenum silicon compounds, 2 parts of lubricant clorafins, 1.2 parts of stearic acid, 1840,2 parts of titanium dioxides, 15 parts of calcium carbonate, 1 part of titanate coupling agent.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 115 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 40 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 170 DEG C, 165 DEG C respectively, and mould molding temperature is set as 170 DEG C, 180 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the PVC-U pipe propagation of flame grade that this reference examples prepares is greater than 25, Smoke generation is greater than 50, does not meet high propagation of flame grade≤25 of fire prevention PVC-U pipe, the requirement of Smoke generation≤50.
reference examples 3
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 4 parts of calcium-zinc composite stabilizing agents, 0.8 part of processing aid LPA-40,3 parts of MBS impact modifiers, 23 parts of nano-aluminum hydroxides, 2 parts of lubricant clorafins, 1.2 parts of stearic acid, 1840,2 parts of titanium dioxides, 15 parts of calcium carbonate, 1 part of titanate coupling agent.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 115 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 40 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 170 DEG C, 165 DEG C respectively, and mould molding temperature is set as 170 DEG C, 180 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the Smoke generation of the PVC-U pipe that this reference examples prepares is greater than 50, does not meet the requirement of high fire prevention PVC-U pipe Smoke generation≤50.
reference examples 4
A kind of high fire prevention PVC-U pipe formula is: 100 parts of polyvinyl chloride resins, 4 parts of calcium-zinc composite stabilizing agents, 0.8 part of processing aid LPA-40,3 parts of MBS impact modifiers, 3 parts of zinc molybdic acids, 20 parts of nano-aluminum hydroxides, 2 parts of lubricant clorafins, 1.2 parts of stearic acid, 1840,2 parts of titanium dioxides, 15 parts of calcium carbonate, 1 part of titanate coupling agent.
After each components in mass portion prepares, put into high mixer and stir, high mixer whipping temp is set in 115 DEG C, and when being stirred to this temperature, material is entered stirring cooling in cold mixer, cold mixer temperature is set in 40 DEG C of dischargings.Then material is added twin screw extruder plasticizing, molded, wherein the temperature of twin screw extruder machine barrel is set as 170 DEG C, 165 DEG C respectively, and mould molding temperature is set as 170 DEG C, 180 DEG C respectively; Extrude and prepare high fire prevention PVC-U pipe.
Tested by GB/T 10002.1, GB/T 5836.1 and CAN/ULC-S102.2-10 standard by obtained PVC-U pipe, PVC-U pipe performance meets GB/T 10002.1 or GB/T 5836.1 requirement; Flame retarding and smoke suppressing properties test data is in table 1, and as shown in Table 1, the PVC-U pipe Smoke generation that the present embodiment prepares is greater than 50, does not meet the requirement of high fire prevention PVC-U pipe Smoke generation≤50.
Table 1:
Claims (10)
1. one kind high fire prevention PVC-U manages, it is characterized in that, described height fire prevention PVC-U pipe adopts the compound of zinc molybdenum silicon compound and nano-aluminum hydroxide powder as anti-flaming smoke-inhibiting agent, and the mass ratio of described zinc molybdenum silicon compound and nano-aluminum hydroxide powder is 1:5 ~ 2:1; The content of described anti-flaming smoke-inhibiting agent in height fire prevention PVC-U pipe is 15% ~ 30%;
Wherein, described zinc molybdenum silicon compound is nano level zinc, molybdenum covers matrix material on Magnesium Silicate q-agent, and the median size of described zinc molybdenum silicon compound is 4 ~ 6 microns.
2. height fire prevention PVC-U pipe according to claim 1, it is characterized in that, the trade names of described zinc molybdenum silicon compound are Charmax FS-ZMT.
3. height fire prevention PVC-U pipe according to claim 1, it is characterized in that, described nano-aluminum hydroxide powder is through coupling agent surface modification.
4. height fire prevention PVC-U pipe according to claim 2, it is characterized in that, described coupling agent is titanate coupling agent or silane coupling agent.
5. height fire prevention PVC-U pipe according to claim 1, it is characterized in that, described PVC-U pipe is made up of following raw material by weight:
Polyvinyl chloride 100 parts;
Anti-flaming smoke-inhibiting agent 20 ~ 40 parts;
Impact modifier 0.5 ~ 10 part;
Stablizer 1 ~ 5 part;
Processing aid 0.5 ~ 5 part;
Lubricant 0.1 ~ 5 part;
Coupling agent 1 ~ 3 part;
Pigment 0.01 ~ 3 part;
1 ~ 30 part, calcium carbonate.
6. height fire prevention PVC-U pipe according to claim 1, it is characterized in that, the mass ratio of described zinc molybdenum silicon compound and nano-aluminum hydroxide powder is 3:5 ~ 1:1.
7. height fire prevention PVC-U pipe according to claim 5, it is characterized in that, described stablizer is calcium-zinc composite stabilizing agent or organotin stabilizer.
8. height fire prevention PVC-U pipe according to claim 5, it is characterized in that, described processing aid is acrylic processing aid.
9. height fire prevention PVC-U pipe according to claim 5, it is characterized in that, described lubricant is stearic acid softening agent.
10. the preparation method of the height fire prevention PVC-U pipe described in the arbitrary claim of claim 1 to 9, is characterized in that, comprise the steps:
S1: mixed by described raw material, then carries out blending dispersion with the hot mixer of high speed, enters in cold mixer stir cooling when temperature reaches 80 ~ 130 DEG C, for subsequent use when temperature is down to 30 ~ 70 DEG C;
S2: the material described in step S1 is added twin screw extruder plasticizing, molded;
Wherein, twin screw extruder is conical double screw extruder, and the temperature of machine barrel is set as 140 ~ 190 DEG C, and Mold Temperatures set is 140 ~ 220 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619038.7A CN104448607B (en) | 2014-11-06 | 2014-11-06 | A kind of high fire prevention PVC-U pipe and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410619038.7A CN104448607B (en) | 2014-11-06 | 2014-11-06 | A kind of high fire prevention PVC-U pipe and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104448607A true CN104448607A (en) | 2015-03-25 |
| CN104448607B CN104448607B (en) | 2016-08-24 |
Family
ID=52895398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410619038.7A Active CN104448607B (en) | 2014-11-06 | 2014-11-06 | A kind of high fire prevention PVC-U pipe and preparation method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104448607B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105860347A (en) * | 2016-04-28 | 2016-08-17 | 江苏方正塑业有限公司 | Light-weight flame-retardant antiaging PVC-U (unplasticized polyvinyl chloride) drainage pipe |
| CN109370107A (en) * | 2018-10-23 | 2019-02-22 | 上海上塑控股（集团）有限公司 | A kind of high shock resistance type PVC-U pipe fitting and preparation method thereof |
| CN112694688A (en) * | 2020-12-23 | 2021-04-23 | 台州市黄岩吉通塑管有限公司 | Environment-friendly flame-retardant smoke-suppression type PVC-U material for electrical casing |
| CN114605753A (en) * | 2022-03-16 | 2022-06-10 | 临海伟星新型建材有限公司 | High-impact biomass-based PVC-U pipeline and preparation method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5886072A (en) * | 1993-05-24 | 1999-03-23 | Teknor Apex Company | Flame retardant composition |
| CN1276393A (en) * | 1999-06-02 | 2000-12-13 | 兖州矿业(集团)有限责任公司新世纪集团公司 | Composition used for fire resistant industrial wall slab and its production technology |
| WO2014070355A1 (en) * | 2012-10-31 | 2014-05-08 | Polyone Corporation | Use of polycaprolactone plasticizers in poly(vinyl chloride) compounds |
-
2014
- 2014-11-06 CN CN201410619038.7A patent/CN104448607B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5886072A (en) * | 1993-05-24 | 1999-03-23 | Teknor Apex Company | Flame retardant composition |
| CN1276393A (en) * | 1999-06-02 | 2000-12-13 | 兖州矿业(集团)有限责任公司新世纪集团公司 | Composition used for fire resistant industrial wall slab and its production technology |
| WO2014070355A1 (en) * | 2012-10-31 | 2014-05-08 | Polyone Corporation | Use of polycaprolactone plasticizers in poly(vinyl chloride) compounds |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105860347A (en) * | 2016-04-28 | 2016-08-17 | 江苏方正塑业有限公司 | Light-weight flame-retardant antiaging PVC-U (unplasticized polyvinyl chloride) drainage pipe |
| CN109370107A (en) * | 2018-10-23 | 2019-02-22 | 上海上塑控股（集团）有限公司 | A kind of high shock resistance type PVC-U pipe fitting and preparation method thereof |
| CN112694688A (en) * | 2020-12-23 | 2021-04-23 | 台州市黄岩吉通塑管有限公司 | Environment-friendly flame-retardant smoke-suppression type PVC-U material for electrical casing |
| CN114605753A (en) * | 2022-03-16 | 2022-06-10 | 临海伟星新型建材有限公司 | High-impact biomass-based PVC-U pipeline and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104448607B (en) | 2016-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103073816B (en) | Heat-resisting and cold-resisting environment-friendly PVC (polyvinyl chloride) modified material and preparation method thereof | |
| CN102329467B (en) | Polyvinyl chloride pipeline and preparation method thereof | |
| CN104448607A (en) | Highly fireproof PVC-U pipe and preparation method thereof | |
| CN105086234A (en) | Polyvinyl chloride single-wall corrugated pipe used for buildings and preparation method of polyvinyl chloride single-wall corrugated pipe | |
| CN104327380A (en) | Preparation method of halogen-free flame-retarding anti-static polypropylene material | |
| CN103012986A (en) | Polyvinyl chloride composite material and preparation method and application thereof | |
| CN104109306A (en) | Optical fiber cable-used insulated cable material and preparation method thereof | |
| CN103642161A (en) | High impact chlorinated polyvinyl chloride pipe material and preparation method thereof | |
| CN104109323A (en) | Migration-resistant environment-friendly PVC (Polyvinyl Chloride) modified material and preparation method thereof | |
| CN102746594A (en) | Wood plastic plate and its preparation method | |
| CN105713315A (en) | Formula for synthesizing novel high-polymer fiber composite materials | |
| CN105131551A (en) | High-performance halogen-free flame-retardant PC/ASA alloy and preparation method thereof | |
| CN103509263B (en) | A kind of environmental protection addition type polyethylene anti-flaming master batch and preparation method thereof | |
| CN102051007A (en) | Soft polrvinyl chloride composition and preparation method thereof | |
| CN109280299B (en) | Low-smoke low-halogen PVC (polyvinyl chloride) granules and preparation method thereof | |
| CN106916396A (en) | PVC power pipes and preparation method thereof | |
| CN105860239B (en) | Halogen-free flame-retardant POE material and preparation method thereof | |
| CN104448490A (en) | Halogen-free intumescent flame-retardant polyethylene cable material and preparation method thereof | |
| CN104672612B (en) | Flame retardant polypropylene material and preparation method thereof | |
| CN109294107A (en) | A kind of polyvinyl chloride electrical casing pipe of transparent visual | |
| KR101218406B1 (en) | Synthetic resin composition and manufacturing the same | |
| CN102051005A (en) | Flame-retardant polyvinyl chloride (PVC) plastic pipe | |
| CN105385090A (en) | Special color master batch material for flame-retardant ABS | |
| CN105602272A (en) | Novel environment-friendly TPR plastic flooring material, and preparation method thereof | |
| CN105504596A (en) | Novel sound-insulation building material and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |