CN106609010A - Modified PVC waterproof material - Google Patents
Modified PVC waterproof material Download PDFInfo
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- CN106609010A CN106609010A CN201510687889.XA CN201510687889A CN106609010A CN 106609010 A CN106609010 A CN 106609010A CN 201510687889 A CN201510687889 A CN 201510687889A CN 106609010 A CN106609010 A CN 106609010A
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Abstract
The invention discloses a modified PVC waterproof material. The modified PVC waterproof material is prepared from 100 parts by weight of PVC resin, 5 to 10 parts by weight of PVC paste resin, 40 to 80 parts by weight of a plasticizer, 3 to 7 parts by weight of a stabilizer, 30 to 60 parts by weight of a filler and 0.3 to 0.6 parts by weight of an ultraviolet absorber. The plasticizer comprises dioctyl terephthalate, epoxy soybean oil and dioctyl adipate in a weight ratio of (3 to 7): (1.5 to 3): 1 and further comprises ethylene-vinyl acetate copolymer and/or nitrile rubber and/or chlorinated polyethylene and/or acrylate copolymer. A weight ratio of the plasticizer to dioctyl adipate is (0 to 2): (0 to 1): (0 to 0.4): (0 to 0.6): 1. The modified PVC waterproof material has good waterproof performances and weather resistance.
Description
Technical field
The present invention relates to waterproof material technical field, and in particular to a kind of modified PVC waterproof material.
Background technology
Polyvinyl chloride (PVC) is earliest one of industrialization, broad-spectrum general-purpose plastics, with plus
Work is functional, low cost of manufacture, it is corrosion-resistant, insulate it is good the features such as；But there is also following shortcoming：
1st, poor toughness, easily embrittlement when being hit；2nd, heat endurance is poor, and it begins to point at 100 DEG C
Solve HCL；3rd, because the viscosity of PVC is high, poor fluidity limits its processing characteristics.Cause
This people generally improves PVC using addition plasticizer, elastomer, processing aid, stabilizer, filler etc.
Performance.
It is material modified that Application No. 201410374023.9 discloses a kind of water-proof environmental protection PVC, the material
Material is prepared from by following parts by weight of component：80～120 parts of polyvinyl chloride resin, 20～30 parts of filler,
50～70 parts of plasticizer, 4～8 parts of heat stabilizer, 10～15 parts of impact modifier, modified rubber 4～8
Part, 1～2 part of lubricant.
Application No. 201210527015.4 discloses a kind of formula of PVC coating waterproof cloths, the material
Material is prepared from by following parts by weight of component：50～90 parts of polyvinyl chloride resin, 4～10 parts of stabilizer, increasing
40～80 parts of agent of modeling, 3～9 parts of fire retardant, 15～25 parts of red soil, 1～5 part of ultra-violet absorber is multiple
Close 5～10 parts of antioxidant, 2～8 parts of nitrile rubber, 3～12 parts of calcium carbonate.
Application No. 201110082413.5 discloses a kind of PVC coating waterproof cloths, the material by with
Lower parts by weight of component is prepared from：100 parts of PVC paste resin, 2～10 parts of stabilizer, filler 20～50
Part, 40～80 parts of plasticizer, 4～10 parts of fire retardant, 1～5 part of mould inhibitor.
The performance indications of existing most of PVC waterproof material are all simply meeting the base of national standard
This requirement, in, alkalescence such as acid for many particular surroundings, saline environment, current PVC material
Performance still can not reliably meet the demand of Long-Time Service.
The content of the invention
The invention aims to overcome existing PVC waterproof material, practicality is not in particular surroundings
A kind of strong problem, there is provided modified PVC waterproof material, the material has good water proofing property, resistance to
Wait and ageing resistace, can for a long time use safely in particular surroundings.
The present invention provides a kind of modified PVC waterproof material, is prepared from by following parts by weight of component：
100 parts of polyvinyl chloride resin, 5～10 parts of PVC paste resin, 40～80 parts of plasticizer, 3～7 parts of stabilizer,
30～60 parts of filler, 0.3～0.6 part of ultra-violet absorber；Described plasticizer includes terephthaldehyde
Sour dibutyl ester (DOTP), epoxidized soybean oil (ESO) and dioctyl adipate (DOA), its
Weight ratio is (3～7):(1.5～3):1.
DOTP be yellowish transparent oily liquid, molecular formula C24H38O4, molecular weight is 390.56, close
0.981～0.986g/cm of degree3(25 DEG C), with heat-resisting, cold-resistant, difficult volatilization, anti-extraction, softness
The advantages of property and electrical insulating property are good, shows that excellent persistence, alkali resistance and low temperature are soft in product
Soft, its volatility is only the 10% of conventional plasticizers o-phthalic acid dibutyl ester (DOP), can
Migration of plasticizer is effectively prevented, the weather resistance and ageing resistace of PVC material is improved.
ESO is at normal temperatures light yellow sticky oily liquids, molecular formula C57H106O10, molecular weight is about
It is the 1/5 of DOP with good solvent resistance and volatility, as the plasticising of PVC for 1000
Agent greatly improves can the weatherability of PVC material, heat resistance, the transparency.
DOA is light yellow transparent liquid, molecular formula C22H42O4, molecular weight is 370.24, density
0.922g/cm3(25 DEG C), are cold resistant plasticizer, and plasticizing efficiency is high, and heated discoloration is little, and has
Certain photostability and resistance to water, can give the good low-temperature pliability of product and light resistance, with
DOTP is shared can give PVC material good cold tolerance.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described plasticizer
Also gather comprising ethylene-vinyl acetate copolymer (EVA) and/or nitrile rubber (NBR) and/or chlorination
Ethene (CPE) and/or acrylate copolymer (ACR), it is with the weight ratio of DOA
(0～2):(0～1):(0～0.4):(0～0.6):1.
EVA is ethylene-vinyl acetate copolymer, general vinyl acetate (VA) content 5%～40%,
Molecular formula (C2H4)x.(C4H6O2)y, EVA has good resistance to low temperature, its heat decomposition temperature compared with
It is low, about 230 DEG C or so, as PVC plasticizer can effectively improve PVC material intensity,
Impact flexibility and environmental stress crack resistance.
NBR is beige elastomer, and molecular weight 700,000 or so is a kind of high molecular plasticizer,
There is preferable compatibility with polar substances such as PVC, with preferable heat resistance, oil resistivity, physical machine
Tool performance and chemical proofing, due to its molecular weight it is high, its precipitation more more difficult than conventional plasticizers,
The flexibility of PVC material can be for a long time kept, its ageing resistace and service life is improved.
CPE is white powder, structural formula [CH2-CHCl-CH2-CH2]n, it is a kind of polymeric plasticizer,
With excellent weather resisteant, resistance to ozone, chemical-resistant resistance and ageing-resistant performance, with good oil resistant
Property, anti-flammability and tinctorial property, can make PVC material have good toughness.
ACR be a kind of runny white powder, chemical formula CH2=CHCOOR, is a kind of processing
Auxiliary agent, can substantially shorten the PVC plastic time, accelerate melting, promote plasticizing, can significantly improve PVC
The glossiness of material surface, makes product seem smooth exquisiteness.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described PVC
Resin is SG-2 types or SG-3 types.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described PVC
Paste molecular resin amount is more than 20000.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described stabilizer
Comprising lead salt stabilizer and/or organic tin stabilizer and/or calcium zinc stabilizer.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described lead salt heat
Stabilizer is to compare 1 with weight by tribasic lead sulfate and dibasic lead phosphite:1 composition.
Tribasic lead sulfate call lead sulfate tribasic, be white or yellowish powder, molecular formula
3PbO·PbSO4·H2O, 820 DEG C of fusing point, more than about 200 DEG C lose the crystallization water, with excellent heat
Stability, there is lasting stablizing effect, with dibasic lead stearate, barium stearate, calcium and with having
Lubrication；With dibasic lead phosphite and with there is synergy.
Dibasic lead phosphite call dibasic lead phosphite, be white or micro-yellow powder, molecular formula
2PbO·PbHPO3·H2O, molecular weight 733.58 becomes grey black at 200 DEG C or so, 450 DEG C or so
Yellowing, with performances such as excellent weatherability, heat endurance, electrical insulating properties, and has anti-oxidant
The performance of property and shielding ultraviolet rays.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described organotin
Class stabilizer is to compare 1 with weight by dibutyl tin laurate and Bis(lauroyloxy)dioctyltin:1 composition.
Dibutyl tin laurate is a kind of organotin additive, is light yellow or colorless oil under normal temperature
Liquid, low temperature is into white crystalline body, molecular formula (CH3CH2CH2CH2)2Sn[OCO(CH2)10CH3]2,
Molecular weight 631.57, decomposition temperature>150 DEG C, with excellent lubricity, photostability and weatherability.
Bis(lauroyloxy)dioctyltin is light yellow transparent liquid, is that internationally recognized non-toxic organic tin is steady
Determine agent, molecular formula (n-C8H9)2Sn(C11H23COO)2, molecular weight 743.77, density 0.998g/cm3,
17～18 DEG C of fusing point, with extraordinary lubricity, weatherability, the transparency and compatibility, without sulfuration
Pollution, without exudative, its lubricity is best in organotin, but heat endurance is organotin
In it is minimum, it is adaptable to be used in combination with thioalcohol type organotin or with cadmium barium soaps stabilizer, with cooperative effect.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described calcium zinc is steady
It is to compare 1 with weight by barium stearate, calcium stearate and zinc stearate to determine agent:1:1 composition.
Barium stearate is white or micro-strip Yellow amorphous powder, molecular formula [CH3(CH2)16COO]2Ba,
Density 1.145g/cm3, fusing point>225 DEG C, with good long-term heat resistance and lubricity, with cadmium soap,
Zinc soap or epoxide and with there is good cooperative effect；Simultaneously use can improve product with lead salt stabilizer
Electrical property.
Calcium stearate is white powder, molecular formula [CH3(CH2)16COO]2Ca, molecular weight 607.02,
Density 1.08g/cm3, 150～155 DEG C of fusing point can improve PVC product in extrusion molding and compacting
Machinability during shaping；Gelation speed can be improved with base lead salt, lead soap cooperation.
Zinc stearate is white powder, molecular formula [CH3(CH2)16COO]2Zn, molecular weight 632.33,
Density 1.095g/cm3, 118～125 DEG C of fusing point can serve as heat stabilizer, lubricant and accelerator,
Typically it is used for PVC soft goods, lubricity is good, can improve fouling precipitation phenomenon, is used in combination with calcium soap
Can be used for nontoxic product.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described stabilizer
Also include stearic acid and/or paraffin.
Stearic acid calls octadecanoic acid, is the wax-like small pieces crystalline solid of white slightly gloss, molecular formula
CH3(CH2)16COOH, molecular weight 284.48,56～69.6 DEG C of fusing point, with good lubricity and
Preferably light, heat stabilization, can prevent the generation coking in PVC process.
Paraffin, also known as crystalline wax, is the tasteless waxy solid of white, is the mixture of solid-state higher alkane,
Molecular formula is CnH2n+2, wherein n=17～35.Key component is linear paraffin, also a small amount of band
The alkane of other side chain and the monocyclic naphthenes of belt length side chain；It is mainly n-docosane in linear paraffin
(C22H46) and positive octacosane (C28H58), density 0.9g/cm3, 47～64 DEG C of fusion temperature,
There is good lubricant effect and heat endurance in extrusion processing.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described ultraviolet
Absorbent is with weight ratio (3～7) by titanium dioxide and carbon black:1 composition.
A kind of modified PVC waterproof material of the present invention, it is preferred that, described calcium carbonate
For active superfine calcium carbonate.
The production technology of PVC waterproof material is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add paste resin,
Activated Calcium carbonate, titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers,
Stir to 90 DEG C of addition compound stabilizers, when reaching 110 DEG C stirring is stopped, by the material emptying of mixing
Stir to low temperature bin and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, extruder temperature 165～170
DEG C, mold temperature is 145～175 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 60～80 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material,
Sheet material is drawn through central roll from lower roll, to flat three rollers, flat three roll temperatures 90～110 of setting calender
DEG C, sheet material is passed through between the first roller and the second roller, then is extracted to carry-over pinch rolls, adjustment from the 3rd roller
Calender is synchronous with hauling speed.
4. cooling is batched：The sheet material pulled out from calender cools in process and metering is batched i.e.
The making of PVC waterproof rolls can be completed.
PVC waterproof material is with the increase of use time, it may appear that the phenomenon of plasticizer, makes
There is brittle, and then the significant intensity for reducing material in PVC waterproof material, this phenomenon high temperature,
It is especially pronounced in low temperature and soda acid salt environment.The present invention adds PVC with polyvinyl chloride resin as base material
Paste resin, improves the processing characteristics of PVC material, from DOTP and DOA and ESO and/or
The mixed plasticizer of EVA and/or NBR and/or CPE and/or ACR is used as PVC waterproof material
Plasticizer, wherein DOTP and ESO are respectively provided with good volatility resistance, can reduce plasticizer in spy
Volatilization under different environment, NBR and CPE is polymeric plasticizer also to be had while volatilization is reduced
There is good heat resistance, can in high temperature environments keep stable, EVA has good low temperature resistant
Performance, can at low ambient temperatures keep stable, and plasticizer is according to DOPT：ESO：DOA：EVA：
NBR：CPE：The weight ratio of ACR is (3～7):(1.5～3):1:(0～2):(0～1):(0～0.4):(0～0.6) mix
It is combined into and also have synergy, mixed plasticizer can be made to have under various particular surroundings good resistance to
Volatility, can effectively prevent migration of plasticizer, improve acid and alkali resistance, the salt of PVC waterproof material
Performance and ageing resistace.
The present invention further selects steady by Lead salt thermal stabilizer and/or organic tin stabilizer and/or calcium zinc
Determine the mixed stabilizer of agent composition, and add stearic acid and paraffin as auxiliary stabilizer, by each group
The synergy divided coordinates mixed plasticizer further to improve the processing characteristics of PVC waterproof material
And thermal stability, improve the weatherability of PVC waterproof material.
Using the acid and alkali resistance of modified PVC waterproof material, salt performance and weather resistance obtained in this method
National standard is above, wherein weatherability improves 50%～70% than national standard, and alkali resistance is than country's mark
Standard improves 50%～90%, and acid resistance improves 57%～87% than national standard, and salt tolerance compares national standard
47%～80% is improved, shows that PVC waterproof material has good weatherability, being capable of acid, alkali, salt
Long-Time Service under particular surroundings.
Specific embodiment
Embodiment 1
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 5 parts of PVC paste resin, 40 parts of plasticizer, 7 parts of stabilizer, filler
40 parts, 0.4 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-3 types；PVC paste molecular resin amount is 25000；Plasticizer be DOTP,
ESO and DOA compares 7 with weight:3:The mixed plasticizer of 1 composition；Stabilizer be tribasic lead sulfate and
Dibasic lead phosphite compares 1 with weight:The lead salt stabilizer of 1 composition；Filler is activated Calcium carbonate；
Ultra-violet absorber is that titanium dioxide and carbon black compare 3 with weight:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 165 DEG C of extruder temperature,
Mold temperature is 145 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 60 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 90 DEG C of three roll temperature of setting calender, sheet material from
Pass through between first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjust calender and lead
Draw speed sync.
Embodiment 2
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 10 parts of PVC paste resin, 60 parts of plasticizer, 3 parts of stabilizer, filler
50 parts, 0.3 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-3 types；PVC paste molecular resin amount is 25000；Plasticizer be DOTP,
ESO, DOA and NBR compare 3 with weight:1.5:1:The mixed plasticizer of 1 composition；Stabilizer is calcium zinc
Stabilizer, stearic acid and paraffin compare 10 with weight:1:The mixed stabilizer of 1 composition, calcium zinc stabilizer is
Barium stearate, zinc stearate and calcium stearate compare 1 with weight:1:1 composition；Filler is active carbonic acid
Calcium；Ultra-violet absorber is that titanium dioxide and carbon black compare 4 with weight:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 165 DEG C of extruder temperature,
Mold temperature is 145 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 60 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 90 DEG C of three roll temperature of setting calender, sheet material from
Pass through between first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjust calender and lead
Draw speed sync.
Embodiment 3
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 5 parts of PVC paste resin, 50 parts of plasticizer, 3 parts of stabilizer, filler
30 parts, 0.5 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-3 types；PVC paste molecular resin amount is 25000；Plasticizer be DOTP,
ESO, DOA and EVA compare 7 with weight:3:1:The mixed plasticizer of 2 compositions；Stabilizer is organotin
Stabilizer, stearic acid and paraffin compare 4 with weight:1:The mixed stabilizer of 1 composition, organic tin stabilizer
It is that dibutyl tin laurate and Bis(lauroyloxy)dioctyltin compare 1 with weight:1 composition；Filler is
Activated Calcium carbonate；Ultra-violet absorber is that titanium dioxide and carbon black compare 5 with weight:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 170 DEG C of extruder temperature,
Mold temperature is 175 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 80 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 110 DEG C of three roll temperature of setting calender, sheet material
Pass through between the first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjustment calender with
Hauling speed synchronization.
4. cooling is batched：The sheet material pulled out from calender cools in process and metering is batched i.e.
The making of PVC waterproof rolls can be completed.
Embodiment 4
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 10 parts of PVC paste resin, 70 parts of plasticizer, 5 parts of stabilizer, filler
45 parts, 0.5 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-3 types；PVC paste molecular resin amount is 25000；Plasticizer be DOTP,
ESO, DOA, NBR and ACR compare 3 with weight:1.5:1:1:The mixed plasticizer of 0.6 composition；It is stable
Agent compares 10 for calcium zinc stabilizer, stearic acid and paraffin with weight:1:The mixed stabilizer of 1 composition, calcium zinc
Stabilizer compares 1 for barium stearate, zinc stearate and calcium stearate with weight:1:1 composition；Filler is
Activated Calcium carbonate；Ultra-violet absorber is that titanium dioxide and carbon black compare 4 with weight:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 165 DEG C of extruder temperature,
Mold temperature is 145 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 60 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 90 DEG C of three roll temperature of setting calender, sheet material from
Pass through between first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjust calender and lead
Draw speed sync.
Embodiment 5
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 5 parts of PVC paste resin, 70 parts of plasticizer, 5 parts of stabilizer, filler
50 parts, 0.5 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-3 types；PVC paste molecular resin amount is 25000；Plasticizer be DOTP,
ESO, DOA, EVA and CPE compare 7 with weight:3:1:2:The mixed plasticizer of 0.4 composition；Stabilizer
Compare 5 with weight for lead salt stabilizer, stearic acid and paraffin:1:The mixed stabilizer of 1 composition, lead salt is steady
It is that tribasic lead sulfate and dibasic lead phosphite compare 1 with weight to determine agent:1 composition；Filler is activity
Calcium carbonate；Ultra-violet absorber is that titanium dioxide and carbon black compare 3 with weight:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 165 DEG C of extruder temperature,
Mold temperature is 145 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 60 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 90 DEG C of three roll temperature of setting calender, sheet material from
Pass through between first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjust calender and lead
Draw speed sync.
Embodiment 6
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 10 parts of PVC paste resin, 60 parts of plasticizer, 4 parts of stabilizer, filler
60 parts, 0.5 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-2 types；PVC paste molecular resin amount is 26000；Plasticizer be DOTP,
ESO, DOA, EVA, CPE and ACR compare 7 with weight:3:1:2:0.4:The mixing plasticising of 0.6 composition
Agent；Stabilizer compares 4 for organic tin stabilizer, stearic acid and paraffin with weight:1:The mixing of 1 composition is steady
Determine agent, organic tin stabilizer is dibutyl tin laurate and Bis(lauroyloxy)dioctyltin with weight ratio
1:1 composition；Filler is activated Calcium carbonate；Ultra-violet absorber is titanium dioxide and carbon black with weight ratio
4:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 165 DEG C of extruder temperature,
Mold temperature is 145 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 60 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 90 DEG C of three roll temperature of setting calender, sheet material from
Pass through between first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjust calender and lead
Draw speed sync.
Embodiment 7
The present invention provides a kind of modified PVC waterproof material, and the parts by weight of component formula of the material is as follows：
100 parts of polyvinyl chloride resin, 10 parts of PVC paste resin, 80 parts of plasticizer, 7 parts of stabilizer, filler
60 parts, 0.6 part of ultra-violet absorber.
Polyvinyl chloride resin selects SG-3 types；PVC paste molecular resin amount is 25000；Plasticizer be DOTP,
ESO、DOA、EVA、NBR：CPE and ACR compares 3 with weight:1.5:1:2:1:0.4:0.6 composition
Mixed plasticizer；Stabilizer compares 10 for calcium zinc stabilizer, stearic acid and paraffin with weight:1:1 composition
Mixed stabilizer, calcium zinc stabilizer be barium stearate, zinc stearate and calcium stearate with weight ratio
1:1:1 composition；Filler is activated Calcium carbonate；Ultra-violet absorber is titanium dioxide and carbon black with weight ratio
5:The mixture of 1 composition.
Production technology is as follows：
1. batch mixing：Mixer is added after polyvinyl chloride resin is sieved, sequentially add calcium activated,
Titanium dioxide and carbon black, start agitator, stir to 80 DEG C of addition composite elasticizers, stir to 90 DEG C and add
Enter compound stabilizer, when reaching 110 DEG C stirring is stopped, stirring in the material emptying of mixing to low temperature bin
Mix and cool, temperature stops stirring and blowing when being down to 40 DEG C, completes batch mixing.
2. granulate：Put mixed material into double screw extruder to be granulated, 170 DEG C of extruder temperature,
Mold temperature is 175 DEG C.
3. press polish sizing：Put the PVC granule after granulation into three-roller calendar, setting calender stands
Three 80 DEG C of roll temperatures, the gap between adjusting upper roll and central roll reaches the suitable thickness of material, by piece
Material is drawn through central roll from lower roll, to flat three rollers, flat 110 DEG C of three roll temperature of setting calender, sheet material
Pass through between the first roller and the second roller, then extract to carry-over pinch rolls from the 3rd roller, adjustment calender with
Hauling speed synchronization.
4. cooling is batched：The sheet material pulled out from calender cools in process and metering is batched i.e.
The making of PVC waterproof rolls can be completed.
The performance of modified PVC waterproof material is as shown in table 1 obtained in embodiments of the invention 1～7.
Table 1
Every method of testing and standard reference GB12952-2011 in table 1, as can be seen from Table 1,
Obtained modified PVC waterproof material physical property of the invention, weather resistance and acid and alkali resistance, salt performance
Exceed national standard.Wherein characterize PVC waterproof material weatherability and acid and alkali resistance, the master of salt performance
Want parameter maximum pull conservation rate to reach more than 90%, that is, show to be modified obtained in the present invention
Loss of tension under the particular surroundings such as the weatherability and acid, alkali, salt of PVC waterproof material is less than 10%,
In far above national standard 15%, its mean value requires to improve more than 60% than national standard.Specifically
For, the weatherability of embodiment 1～7 is respectively increased 50% than national standard, 67%, 53%, 70%,
57%th, 63%, 67%, alkali resistance is respectively increased 50% than national standard, 63%, 63%, 73%,
90%th, 57%, 80%, acid resistance is respectively increased 60% than national standard, 80%, 87%, 77%,
67%th, 63%, 57%, salt tolerance is respectively increased 67% than national standard, 67%, 70%, 70%,
80%th, 47%, 67%.Show that modified PVC waterproof material obtained in the present invention has weather-proof well
Property, can under the particular surroundings such as acid, alkali, salt Long-Time Service.
Claims (10)
1. a kind of modified PVC waterproof material, it is characterised in that：Described modified PVC waterproof material
It is prepared from by following parts by weight of component：100 parts of polyvinyl chloride resin, 5～10 parts of PVC paste resin, increase
40～80 parts of agent of modeling, 3～7 parts of stabilizer, 30～60 parts of filler, ultra-violet absorber 0.3～0.6
Part；Described plasticizer includes terephthalic acid (TPA) dibutyl ester, epoxidized soybean oil and dioctyl adipate,
Its weight ratio is (3～7):(1.5～3):1.
2. a kind of modified PVC waterproof material according to claim 1, it is characterised in that：Institute
The polyvinyl chloride resin stated is SG-2 types or SG-3 types.
3. a kind of modified PVC waterproof roll according to claim 1, it is characterised in that：Institute
The PVC paste molecular resin amount stated is more than 20000.
4. a kind of modified PVC waterproof roll according to claims 1 to 3 any of which item, its
It is characterised by：Described plasticizer also include ethylene-vinyl acetate copolymer and/or nitrile rubber and/or
Haloflex and/or acrylate copolymer, it is with the weight ratio of dioctyl adipate
(0～2):(0～1):(0～0.4):(0～0.6):1.
5. a kind of modified PVC waterproof material according to claim 4, it is characterised in that：Institute
The stabilizer stated includes lead salt stabilizer and/or organic tin stabilizer and/or calcium zinc stabilizer.
6. a kind of modified PVC waterproof material according to claim 5, it is characterised in that：Institute
The stabilizer stated is also comprising stearic acid and/or paraffin.
7. a kind of modified PVC waterproof material according to claim 5, it is characterised in that：Institute
The lead salt stabilizer stated is to compare 1 with weight by tribasic lead sulfate and dibasic lead phosphite:1 composition.
8. a kind of modified PVC waterproof material according to claim 5, it is characterised in that：Institute
The organic tin stabilizer stated is with weight by dibutyl tin laurate and Bis(lauroyloxy)dioctyltin
Than 1:1 composition.
9. a kind of modified PVC waterproof material according to claim 5, it is characterised in that：Institute
The calcium zinc stabilizer stated is to compare 1 with weight by barium stearate, calcium stearate and zinc stearate:1:1 composition.
10. a kind of modified PVC waterproof material according to claim 1, it is characterised in that：Institute
The ultra-violet absorber stated is with weight ratio (3～7) by titanium dioxide and carbon black:1 composition.
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| CN201510687889.XA CN106609010A (en) | 2015-10-22 | 2015-10-22 | Modified PVC waterproof material |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030014948A1 (en) * | 2001-06-29 | 2003-01-23 | Eastman Chemical Company | PVC food wrap formed from dioctyl terphthalate plasticizer, method of forming same and method of wrapping food therewith |
| CN1844292A (en) * | 2006-04-24 | 2006-10-11 | 何霖 | Modified PVC macromolecular waterproof roll and process for manufacturing same |
| CN101541881A (en) * | 2007-03-27 | 2009-09-23 | 株式会社艾迪科 | Waterproof sheet |
| CN103589092A (en) * | 2013-10-17 | 2014-02-19 | 天津市禹红建筑防水材料有限公司 | Environment-friendly cold-resistant polyvinyl chloride (PVC) waterproof coil and manufacturing technique thereof |
| CN104109325A (en) * | 2014-07-31 | 2014-10-22 | 东莞市祺龙电业有限公司 | Waterproof and environment-friendly PVC modified material and preparation method thereof |
-
2015
- 2015-10-22 CN CN201510687889.XA patent/CN106609010A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030014948A1 (en) * | 2001-06-29 | 2003-01-23 | Eastman Chemical Company | PVC food wrap formed from dioctyl terphthalate plasticizer, method of forming same and method of wrapping food therewith |
| CN1844292A (en) * | 2006-04-24 | 2006-10-11 | 何霖 | Modified PVC macromolecular waterproof roll and process for manufacturing same |
| CN101541881A (en) * | 2007-03-27 | 2009-09-23 | 株式会社艾迪科 | Waterproof sheet |
| CN103589092A (en) * | 2013-10-17 | 2014-02-19 | 天津市禹红建筑防水材料有限公司 | Environment-friendly cold-resistant polyvinyl chloride (PVC) waterproof coil and manufacturing technique thereof |
| CN104109325A (en) * | 2014-07-31 | 2014-10-22 | 东莞市祺龙电业有限公司 | Waterproof and environment-friendly PVC modified material and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 于守武 等: "《高分子材料改性——原理与技术》", 31 May 2015, 知识产权出版社 * |
| 程军: "《通用塑料手册》", 31 May 2007, 国防工业出版社 * |
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Application publication date: 20170503 |