CN107325434A - PVC composites and preparation method thereof - Google Patents
PVC composites and preparation method thereof Download PDFInfo
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- CN107325434A CN107325434A CN201710493313.9A CN201710493313A CN107325434A CN 107325434 A CN107325434 A CN 107325434A CN 201710493313 A CN201710493313 A CN 201710493313A CN 107325434 A CN107325434 A CN 107325434A
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- 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
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- 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
- C08K2003/265—Calcium, strontium or barium carbonate
-
- 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
- C08K3/38—Boron-containing compounds
- C08K2003/387—Borates
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- 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
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
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- 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
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- 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
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of PVC composites and preparation method thereof, the PVC composites are prepared from by the raw material of following weight parts：90 110 parts of Corvic, 8 12 parts of PBT resin, 15 parts of ATEC, 28 parts of calcium carbonate, 12 parts of thiol methyl tin, 13 parts of inorganic combustion inhibitor, 0.01 0.1 parts of antiager.The PVC composites that the present invention is provided, construction technology simple and stable is with low cost, and with excellent mechanical property, anti-flammability and antibiotic property, while ageing-resistant, high temperature resistant, service life is long.
Description
Technical field
The present invention relates to the technical field of PVC composites, more particularly to a kind of PVC composites and preparation method thereof.
Background technology
Polyvinyl chloride (Polyvinyl chloride, abbreviation PVC) resin is by vinyl chloride (Vinyl Chloride, letter
Claim VC) thermoplastic high molecular compound that is polymerized of monomer.PVC is a kind of white impalpable structure powder, nontoxic, nothing
Smelly, the strand degree of branching is smaller.Physical property is superior, and chemical stability is very high, and processability and plasticity are good.Polyvinyl chloride
Preparation method, is by acetylene (CH ≡ CH) and hydrogen chloride (HCl) or chlorine (Cl2) reaction, generation vinyl chloride (CH2=CHCl) it is single
After body, then occurs polymerisation generation polyvinyl chloride.Free radical flocks together VCM, forms polyvinyl chloride tree
Fat.
Polyvinyl chloride resin is a kind of multi-component plastics, different additives can be added according to different purposes, therefore
With the difference of composition, different physical and mechanical properties can be presented in its product, if adding or being added without plasticizer it can be made to have soft
Point of boardy product.Generally speaking PVC product has that chemical-resistant stability, resistance to flame self-extinguishment, noise elimination shock absorbing, intensity be higher, electrical insulating property
Preferably, the advantages of inexpensive and material source is wide, air-tightness is good.It has the disadvantage that thermal stability is poor, light, heat, the effect of oxygen
Easy aging.
Polyvinyl chloride (PVC) is one of most resins for universal use of consumption, but it has impact resistance, heat endurance and stream
The shortcomings of dynamic property difference, it is set to be limited by very large as hard product.
The content of the invention
For above shortcomings in the prior art, one of technical problems to be solved by the invention are to provide one kind
PVC composites.
The two of the technical problems to be solved by the invention are to provide a kind of preparation method of PVC composites.
The present invention seeks to what is be achieved through the following technical solutions：
A kind of PVC composites, are prepared from by the raw material of following weight parts：90-110 parts of Corvic, PBT trees
It is 8-12 parts of fat, 1-5 parts of ATEC, 2-8 parts of calcium carbonate, 1-2 parts of thiol methyl tin, 1-3 parts of inorganic combustion inhibitor, resistance to
0.01-0.1 parts of aging agent.
Preferably, described inorganic combustion inhibitor is mixture one or more in sodium antimonate, Firebrake ZB, zinc molybdate.
It is highly preferred that described inorganic combustion inhibitor is mixed by sodium antimonate, Firebrake ZB, zinc molybdate, the sodium antimonate, boron
Sour zinc, the mass ratio of zinc molybdate are (1-3)：(1-3)：(1-3).
Preferably, described antiager is 2,6- di-t-butyls to (dimethyl aminomethyl) phenol, double (1, the 1- diformazans of 2,4-
Ethyl) -5- methylphenols, mixture one or more in the double dodecane esters of thio-2 acid.
It is highly preferred that described antiager by 2,6- di-t-butyls to (dimethyl aminomethyl) phenol, 2,4- double (1,1- bis-
First and second bases) -5- methylphenols, the double dodecane esters of thio-2 acid mix, and 2, the 6- di-t-butyls are to (diformazan ammonia first
Base) phenol, double (1,1- the dimethylethyls) -5- methylphenols of 2,4-, the mass ratioes of the double dodecane esters of thio-2 acid are (1-3)：
(1-3)：(1-3).
Present invention also offers the preparation method of above-mentioned PVC composites, comprise the following steps：
(1) Corvic, PBT resin are put into mixer, 2-4 is stirred under 600-700 revs/min of rotating speed small
When, rotating speed is then reduced to 65-75 revs/min, adds ATEC, calcium carbonate, thiol methyl tin, inorganic fire-retarded
Agent, antiager, are stirred 10-20 minutes with 65-75 revs/min, improve rotating speed to 600-700 revs/min, continue to stir 1.5-2.5
Hour, obtain compound；
(2) compound is placed in double screw extruder and extruded, produce PVC composites.
The PVC composites that the present invention is provided, construction technology simple and stable is with low cost, with excellent mechanical property,
Anti-flammability and antibiotic property, while ageing-resistant, high temperature resistant, service life is long.
Embodiment
Each raw material introduction in embodiment：
Corvic, the model SG5 provided using Guangxi Zhe Chuan Chemical Co., Ltd.s Corvic.
PBT resin, i.e. polybutylene terephthalate (PBT), use the Dupont trade mark for S600F10BPT resins.
ATEC, No. CAS：77-89-4.
Thiol methyl tin, No. CAS：57583-34-3.
Calcium carbonate, No. CAS：471-34-1, the model SP200's provided using Shanghai edge titanizing chemical product Co., Ltd
Nanometer grade calcium carbonate, the mesh of granularity 1800.
Sodium antimonate, No. CAS：15432-85-6.
Firebrake ZB, No. CAS：1332-07-6.
Zinc molybdate, No. CAS：13767-32-3.
2,6- di-t-butyls are to (dimethyl aminomethyl) phenol, No. CAS：88-27-7.
2,4- double (1,1- dimethylethyl) -5- methylphenols, CAS 497-39-2.
The double dodecane esters of thio-2 acid, No. CAS：123-28-4.
Embodiment 1
PVC composites raw material (parts by weight)：100 parts of Corvic, 10 parts of PBT resin, the second of acetyl tributyl citrate three
3 parts of ester, 6 parts of calcium carbonate, 1.5 parts of thiol methyl tin, 1.5 parts of inorganic combustion inhibitor, 0.03 part of antiager.
Described inorganic combustion inhibitor is 1 in mass ratio by sodium antimonate, Firebrake ZB, zinc molybdate：1：1 is uniformly mixed
Arrive.
Described antiager by 2,6- di-t-butyls to (dimethyl aminomethyl) phenol, 2,4- double (1,1- dimethylethyls)-
The double dodecane esters of 5- methylphenols, thio-2 acid are 1 in mass ratio：1：1 is uniformly mixed and obtains.
The preparation of PVC composites：
(1) Corvic, PBT resin are put into mixer, stirring 3 hours under 600 revs/min of rotating speed, so
Reduction rotating speed is to 70 revs/min afterwards, adds ATEC, calcium carbonate, thiol methyl tin, inorganic combustion inhibitor, resistance to old
Agent, is stirred 15 minutes with 70 revs/min, improves rotating speed to 600 revs/min, is continued to stir 2 hours, is obtained compound；
(2) compound is placed in double screw extruder and extruded, wherein temperature control parameter is 160 DEG C of section of feed,
165 DEG C of compression section, 190 DEG C of head temperature, 190 DEG C of die temperature.Obtain the PVC composites of embodiment 1.
Embodiment 2
It is substantially the same manner as Example 1, differ only in：Described inorganic combustion inhibitor by Firebrake ZB, zinc molybdate in mass ratio
For 1：1 is uniformly mixed and obtains.Obtain the PVC composites of embodiment 2.
Embodiment 3
It is substantially the same manner as Example 1, differ only in：Described inorganic combustion inhibitor by sodium antimonate, zinc molybdate in mass ratio
For 1：1 is uniformly mixed and obtains.Obtain the PVC composites of embodiment 3.
Embodiment 4
It is substantially the same manner as Example 1, differ only in：Described inorganic combustion inhibitor by sodium antimonate, Firebrake ZB in mass ratio
For 1：1 is uniformly mixed and obtains.Obtain the PVC composites of embodiment 4.
Embodiment 5
It is substantially the same manner as Example 1, differ only in：Described antiager is by double (1,1- the dimethylethyls) -5- of 2,4-
The double dodecane esters of methylphenol, thio-2 acid are 1 in mass ratio：1 is uniformly mixed and obtains.The PVC for obtaining embodiment 5 is answered
Condensation material.
Embodiment 6
It is substantially the same manner as Example 1, differ only in：Described antiager is by 2,6- di-t-butyls to (diformazan ammonia first
Base) phenol, the double dodecane esters of thio-2 acid are 1 in mass ratio：1 is uniformly mixed and obtains.The PVC for obtaining embodiment 6 is answered
Condensation material.
Embodiment 7
It is substantially the same manner as Example 1, differ only in：Described antiager is by 2,6- di-t-butyls to (diformazan ammonia first
Base) phenol, double (1,1- the dimethylethyls) -5- methylphenols of 2,4- are 1 in mass ratio：1 is uniformly mixed and obtains.Implemented
The PVC composites of example 7.
Test case 1
The anti-microbial property of the PVC composites prepared to embodiment 1-7 is tested.Antibacterial test standard：QB/
T2591-2003 antibiotic plastic Anti-microbial Performance Tests methods and antibacterial effect.
Bacterium is used in detection：Escherichia coli ATCC8099；Staphylococcus aureus ATCC6538.
Specific test result is shown in Table 1.
Table 1：The anti-microbial property test table of PVC composites
Comparing embodiment 1 and embodiment 2-4, embodiment 1 (sodium antimonate, Firebrake ZB, zinc molybdate compounding) anti-microbial property is obvious
Better than embodiment 2-4 (the two any compounding in sodium antimonate, Firebrake ZB, zinc molybdate).
Comparing embodiment 1 and embodiment 5-7, (2,6- di-t-butyls are double to (dimethyl aminomethyl) phenol, 2,4- for embodiment 1
The double dodecane esters compoundings of (1,1- dimethylethyls) -5- methylphenols, thio-2 acid) anti-microbial property is substantially better than embodiment 5-7
(2,6- di-t-butyls are double to (dimethyl aminomethyl) phenol, double (1,1- the dimethylethyls) -5- methylphenols of 2,4-, thio-2 acid
The two any compounding in dodecane ester).
Test case 2
The heat endurance of the PVC composites prepared to embodiment 1-7 is tested, and using differential thermal analysis, is adopted
With accelerated ageing of the plastic pipe sample in 210 DEG C of high-temperature oxygen, with oxidation induction period OTT (min) for index.It is specific to survey
Test result is shown in Table 2.
Table 2：PVC composite heat stability testing tables of data
| Oxidation induction period/min | |
| Embodiment 1 | 330 |
| Embodiment 2 | 306 |
| Embodiment 3 | 318 |
| Embodiment 4 | 301 |
| Embodiment 5 | 325 |
| Embodiment 6 | 317 |
| Embodiment 7 | 309 |
Comparing embodiment 1 and embodiment 2-4, embodiment 1 (sodium antimonate, Firebrake ZB, zinc molybdate compounding) anti-microbial property is obvious
Better than embodiment 2-4 (the two any compounding in sodium antimonate, Firebrake ZB, zinc molybdate).
Comparing embodiment 1 and embodiment 5-7, (2,6- di-t-butyls are double to (dimethyl aminomethyl) phenol, 2,4- for embodiment 1
The double dodecane esters compoundings of (1,1- dimethylethyls) -5- methylphenols, thio-2 acid) anti-microbial property is substantially better than embodiment 5-7
(2,6- di-t-butyls are double to (dimethyl aminomethyl) phenol, double (1,1- the dimethylethyls) -5- methylphenols of 2,4-, thio-2 acid
The two any compounding in dodecane ester).
Test case 3
The flame retardant effect of the PVC composites prepared to embodiment 1-7 is tested.According to GB/T2406.1-
The oxygen index (OI) of 2008 standard testing PVC composites.Specific test result is shown in Table 3.
Table 3：PVC composite oxygen index (OI) test data tables
| Oxygen index (OI) | |
| Embodiment 1 | 38.2 |
| Embodiment 2 | 32.5 |
| Embodiment 3 | 33.8 |
| Embodiment 4 | 31.4 |
| Embodiment 5 | 30.3 |
| Embodiment 6 | 28.8 |
| Embodiment 7 | 31.4 |
Comparing embodiment 1 and embodiment 2-4, embodiment 1 (sodium antimonate, Firebrake ZB, zinc molybdate compounding) fire resistance is obvious
Better than embodiment 2-4 (the two any compounding in sodium antimonate, Firebrake ZB, zinc molybdate).
Comparing embodiment 1 and embodiment 5-7, (2,6- di-t-butyls are double to (dimethyl aminomethyl) phenol, 2,4- for embodiment 1
The double dodecane esters compoundings of (1,1- dimethylethyls) -5- methylphenols, thio-2 acid) fire resistance is substantially better than embodiment 5-7
(2,6- di-t-butyls are double to (dimethyl aminomethyl) phenol, double (1,1- the dimethylethyls) -5- methylphenols of 2,4-, thio-2 acid
The two any compounding in dodecane ester).
Test case 4
The tensile property of PVC composites prepared by embodiment 1 is tested.Tested according to GB/T1040-2006,
Using Instron1185 type universal testing machines, test temperature is 23 DEG C.
Tensile property：55MPa；
Elongation at break：336%.
Claims (6)
1. a kind of PVC composites, it is characterised in that be prepared from by the raw material of following weight parts：Corvic 90-
110 parts, 8-12 parts of PBT resin, 1-5 parts of ATEC, 2-8 parts of calcium carbonate, 1-2 parts of thiol methyl tin, inorganic resistance
Fire 1-3 parts of agent, 0.01-0.1 parts of antiager.
2. PVC composites as claimed in claim 1, it is characterised in that described inorganic combustion inhibitor is by sodium antimonate, boric acid
One or more mixtures in zinc, zinc molybdate.
3. PVC composites as claimed in claim 2, it is characterised in that described inorganic combustion inhibitor is by sodium antimonate, boric acid
Zinc, zinc molybdate are mixed, and the sodium antimonate, Firebrake ZB, the mass ratio of zinc molybdate are (1-3)：(1-3)：(1-3).
4. the PVC composites as described in claim any one of 1-3, it is characterised in that described antiager is by 2,6- bis-
The tert-butyl group is to (dimethyl aminomethyl) phenol, double (1,1- the dimethylethyls) -5- methylphenols of 2,4-, the double dodecane esters of thio-2 acid
In one or more mixtures.
5. PVC composites as claimed in claim 4, it is characterised in that described antiager is by 2,6- di-t-butyls pair
The double dodecane esters mixing of double (1,1- the dimethylethyls) -5- methylphenols of (dimethyl aminomethyl) phenol, 2,4-, thio-2 acid and
Into 2, the 6- di-t-butyls are to (dimethyl aminomethyl) phenol, 2,4- double (1,1- dimethylethyl) -5- methylphenols, thio two
The mass ratio of the double dodecane esters of propionic acid is (1-3)：(1-3)：(1-3).
6. the preparation method of the PVC composites as described in claim 1 or 3 or 5, it is characterised in that comprise the following steps：
(1) Corvic, PBT resin are put into mixer, stirred 2-4 hours under 600-700 revs/min of rotating speed,
Then reduction rotating speed to 65-75 revs/min, add ATEC, calcium carbonate, thiol methyl tin, inorganic combustion inhibitor,
Antiager, is stirred 10-20 minutes with 65-75 revs/min, improves rotating speed to 600-700 revs/min, continues stirring 1.5-2.5 small
When, obtain compound；
(2) compound is placed in double screw extruder and extruded, produce PVC composites.
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| CN201710493313.9A CN107325434A (en) | 2017-06-26 | 2017-06-26 | PVC composites and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117551324A (en) * | 2023-12-30 | 2024-02-13 | 东莞市振中塑胶有限公司 | High-temperature-resistant low-temperature-resistant antibacterial PVC material and preparation method thereof |
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| CN104109304A (en) * | 2014-06-23 | 2014-10-22 | 安徽荣玖光纤通信科技有限公司 | High-fluidity PVC cable material and preparation method thereof |
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| CN106398039A (en) * | 2016-08-31 | 2017-02-15 | 芜湖海螺型材科技股份有限公司 | PVC (polyvinyl chloride) alloy self-reinforced profile and production method thereof |
| CN106633482A (en) * | 2016-10-17 | 2017-05-10 | 黄宇 | Modified PVC material |
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2017
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| CN103694590A (en) * | 2013-12-02 | 2014-04-02 | 南通瑞普埃尔生物工程有限公司 | High temperature resistant PVC/PBT (Poly Vinyl Chloride/Poly Butylene Terephthalate) composite material and preparation method thereof |
| CN104109304A (en) * | 2014-06-23 | 2014-10-22 | 安徽荣玖光纤通信科技有限公司 | High-fluidity PVC cable material and preparation method thereof |
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| CN106398039A (en) * | 2016-08-31 | 2017-02-15 | 芜湖海螺型材科技股份有限公司 | PVC (polyvinyl chloride) alloy self-reinforced profile and production method thereof |
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| CN117551324A (en) * | 2023-12-30 | 2024-02-13 | 东莞市振中塑胶有限公司 | High-temperature-resistant low-temperature-resistant antibacterial PVC material and preparation method thereof |
| CN117551324B (en) * | 2023-12-30 | 2024-04-09 | 东莞市振中塑胶有限公司 | High-temperature-resistant low-temperature-resistant antibacterial PVC material and preparation method thereof |
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Application publication date: 20171107 |