CN103360673A - Flame-retardant plastic waterproof board and preparation method thereof - Google Patents
Flame-retardant plastic waterproof board and preparation method thereof Download PDFInfo
- Publication number
- CN103360673A CN103360673A CN2013103062895A CN201310306289A CN103360673A CN 103360673 A CN103360673 A CN 103360673A CN 2013103062895 A CN2013103062895 A CN 2013103062895A CN 201310306289 A CN201310306289 A CN 201310306289A CN 103360673 A CN103360673 A CN 103360673A
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- Prior art keywords
- flame retardant
- water board
- plastics water
- flame
- retardant plastics
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
- B29C48/911—Cooling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/28—Storing of extruded material, e.g. by winding up or stacking
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a flame-retardant plastic waterproof board comprising the following components, in parts by mass: 10-70 of ethylene-vinyl acetate copolymer, 30-90 of linear low-density polyethylene, 0.5-2.0 of an antioxidant, and 10-30 of a flame retardant. The flame-retardant plastic waterproof board disclosed by the invention has the characteristics of corrosion resistance, aging resistance, high tensile strength, good tear resistance, no toxicity, no smell, widely adaptive temperature range and the like, simultaneously can achieve good flame-retardant performance that the board is self-extinguished as long as being away from the fire, and is applicable to various culverts, tunnels and other underground waterproof engineering.
Description
Technical field
The present invention relates to a kind of flame retardant plastics water board, belong to chemical preparations for building field.
Background technology
Be used at present the water-proof material of underground waterproof engineering, general type has pitch class waterproof roll, HDPE self-adhesion glued membrane waterproof roll, EPDM membrane, drainage systems etc.Pitch class coiled material when underground construction, narrow space, hot-melt application produces the objectionable impuritiess such as flue gas; HDPE self-adhesion glued membrane waterproof roll bending property is poor, is difficult for construction; Ethylene Propylene Terpolymer, cost is higher and be difficult for bonding construction; Cheap, the excellent property of drainage systems relies on its excellent low temperature flexibility and sweating soldering performance, and ripe production and construction technology, is widely used in the underground waterproof engineering such as various culverts, tunnel.
Summary of the invention
For the deficiencies in the prior art, the invention provides a kind of flame retardant plastics water board, not only have the characteristics such as corrosion-resistant, ageing-resistant, that tensile strength is high, tear-resistant performance is good, nonpoisonous and tasteless, the adaptive temperature scope is wide, can also reach the good flame retardant properties of certainly putting out from fire, be applicable to the underground waterproof engineering such as various culverts, tunnel.
For achieving the above object, the present invention is achieved through the following technical solutions:
A kind of flame retardant plastics water board is become to be grouped into by each of following mass fraction: ethene-vinyl acetate copolymer 10-70, linear low density polyethylene 30-90, oxidation inhibitor 0.5-2.0, fire retardant 10-30.
By above-mentioned special component and consumption combination, it is corrosion-resistant that flame retardant plastics water board of the present invention not only has LLDPE LLDPE, ageing-resistant, acid and alkali-resistance, tensile strength is high, the characteristics such as the adaptive temperature scope is wide also have low temperature flexibility and the puncture performance of ethene-vinyl acetate copolymer EVA excellence concurrently.
In the present invention, used oxidation inhibitor can adopt any available antioxidant in this area, include but not limited to antioxidant 1010 (four [methyl-β-(3, the 5-di-tert-butyl-hydroxy phenyl) propionic ester] pentaerythritol ester), irgasfos 168 (three [2.4-di-tert-butyl-phenyl] phosphorous acid ester), antioxidant 1076 (β-(3, the 5-di-tert-butyl-hydroxy phenyl) the positive octadecanol ester of propionic acid), one or more the mixture among the DLTP (Tyox B), the preferred mixture that adopts at least two kinds of oxidation inhibitor.
In the present invention, described fire retardant is used for giving the product flame retardancy, chemical field arbitrarily available fire retardant all can be used for the present invention, include but not limited to aluminium hydroxide, magnesium hydroxide, halogen, phosphorus flame retardant, antimonous oxide, TDCPP, eight bromo ether, triphenylphosphate, hexabromocyclododecane, zinc borate, TDE, encapsulated red phosphorus, the mixture of one or more among the TBC, preferred aluminium hydroxide, magnesium hydroxide, TDE, TBC, the mixture of one or more in the antimonous oxide preferably adopts the mixture of two kinds of fire retardants.
Can be so that water board have better performance by the consumption of adjusting EVA, preferred described ethene-vinyl acetate copolymer content is, in mass fraction, 10-50; Described linear low density polyethylene content is, in mass fraction, and 50-90.
Accordingly, the present invention also provides the preparation method of described flame retardant plastics water board, comprises the steps:
(1) batching: take by weighing respectively raw material in component and ratio;
(2) batch mixing: raw material added in the homogenizer stir;
(3) blending extrusion: adopt single screw extrusion machine to carry out blending extrusion;
(4) moulding: the material after extruding is crossed the draping strainer and is filtered, melt metering pump supercharging pumping, and it is in blocks to cross T-shaped die head, again through three-roller calendar press polish moulding;
(5) cooling: adopt air cooling;
(6) rolling.
Wherein, described step (2) mixture temperature is 70 ± 10 ℃, mixing time 10-15 minute, has best compounding effect.
Wherein, the screw rod of described step (3) single screw extrusion machine is respectively 150 ± 10 ℃, 160 ± 10 ℃, 170 ± 10 ℃ in feeding section, melt zone, metering zone temperature.
By above-mentioned improvement, flame retardant plastics water board of the present invention has good barrier properties, high barrier, puncture resistance and resistance to acids and bases; Have simultaneously good unit elongation and wear resistance, the composition of product and preparation method do not produce chemical pollution, environmentally friendly, can be widely used in the waterproof, seepage control that the civil engineering works such as field, sewage equalizing tank are processed in various tunnels, underground civil-engineering, city underground, water conservancy, man-made lake, refuse landfill, petrochemical plant waste residue.
Embodiment
In following examples, the applicant has provided some embodiments of technical solution of the present invention, and the embodiment that provides only is used for how specific implementation of explanation the present invention, the present invention is not consisted of to be particularly limited.The change of carrying out on this basis, replacement etc. all belong to protection scope of the present invention, and protection scope of the present invention is covered by claim and equivalents thereof.
Embodiment 1
Ethene-vinyl acetate copolymer flame retardant plastics water board, made by the raw material of following ratio of weight and number:
Adopt following technique to make:
(1) batching: take by weighing respectively feed composition by prescription;
(2) batch mixing: raw material is added in the homogenizer, and temperature is 70 ℃, mixing time 10-15 minute;
(3) blending extrusion: blending extrusion adopts single screw extrusion machine, the feeding section of twin screw, melt zone, metering zone temperature to be respectively (150 ± 10) ℃, (160 ± 10) ℃, (170 ± 10) ℃;
(4) moulding: material is crossed the draping strainer and is filtered after extruding, melt metering pump supercharging pumping, and it is in blocks to cross T-shaped die head, again through three-roller calendar press polish moulding;
(5) cooling: adopt air cooling;
(6) rolling.
Made ethene-vinyl acetate copolymer flame retardant plastics water board is pressed GB18173.1-2006 " high polymer waterproof material first part sheet material " JS2 type technical requirements test, wherein fire-retardant rank is pressed GB8624-1997 " Classification on burning behaviour for building materials " technical requirements detection, main performance index and the detected result of product are as follows
Embodiment 2
Ethene-vinyl acetate copolymer flame retardant plastics water board, made by the raw material of following ratio of weight and number:
Employing is prepared as follows technique:
(1) batching: take by weighing respectively feed composition by prescription;
(2) batch mixing: raw material is added in the homogenizer, and temperature is 70 ± 10 ℃, mixing time 10-15 minute;
(3) blending extrusion: blending extrusion adopts single screw extrusion machine, the feeding section of twin screw, melt zone, metering zone temperature to be respectively (150 ± 10) ℃, (160 ± 10) ℃, (170 ± 10) ℃;
(4) moulding: material is crossed the draping strainer and is filtered after extruding, melt metering pump supercharging pumping, and it is in blocks to cross T-shaped die head, again through three-roller calendar press polish moulding;
(5) cooling: adopt air cooling;
(6) rolling.
Above-mentioned ethene-vinyl acetate copolymer flame retardant plastics water board is pressed GB18173.1-2006 " high polymer waterproof material first part sheet material " JS2 type technical requirements test, wherein fire-retardant rank is pressed GB8624-1997 " Classification on burning behaviour for building materials " technical requirements detection, and main performance index and detected result are as follows:
Embodiment 3
Ethene-vinyl acetate copolymer flame retardant plastics water board, made by the raw material of following ratio of weight and number:
Adopt following technique preparation:
(1) batching: take by weighing respectively feed composition by prescription;
(2) batch mixing: raw material is added in the homogenizer, and temperature is 80 ℃, mixing time 10-15 minute;
(3) blending extrusion: blending extrusion adopts single screw extrusion machine, the feeding section of twin screw, melt zone, metering zone temperature to be respectively (150 ± 10) ℃, (160 ± 10) ℃, (170 ± 10) ℃;
(4) moulding: material is crossed the draping strainer and is filtered after extruding, melt metering pump supercharging pumping, and it is in blocks to cross T-shaped die head, again through three-roller calendar press polish moulding;
(5) cooling: adopt air cooling;
(6) rolling.
Prepared ethene-vinyl acetate copolymer flame retardant plastics water board is pressed GB18173.1-2006 " high polymer waterproof material first part sheet material " JS2 type technical requirements test, wherein fire-retardant rank is pressed GB8624-1997 " Classification on burning behaviour for building materials " technical requirements detection, and main performance index and detected result are as shown in the table:
Compare with existing product, for example the polyethylene sheets water boards of 200910075766.5 preparations compare that (this product is owing to used PE, SBS, low-temperature bending performance and flame retardant properties have been affected), water board of the present invention has marked improvement in flame retardant resistance, low-temperature bending performance and watertightness, and fracture tensile strength, elongation at break, tear strength etc. still can satisfy the construction demand simultaneously.
Claims (9)
1. a flame retardant plastics water board is characterized in that being grouped into by each one-tenth of following mass fraction: ethene-vinyl acetate copolymer 10-70, linear low density polyethylene 30-90, oxidation inhibitor 0.5-2.0, fire retardant 10-30.
2. flame retardant plastics water board according to claim 1 is characterized in that described oxidation inhibitor is selected from one or more the mixture among antioxidant 1010, irgasfos 168, antioxidant 1076, the DLTP.
3. flame retardant plastics water board according to claim 1 is characterized in that described fire retardant is selected from one or more the mixture among aluminium hydroxide, magnesium hydroxide, halogen, phosphorus flame retardant, antimonous oxide, TDCPP, eight bromo ether, triphenylphosphate, hexabromocyclododecane, zinc borate, TDE, encapsulated red phosphorus, the TBC.
4. flame retardant plastics water board according to claim 3 is characterized in that described fire retardant is selected from one or more the mixture in aluminium hydroxide, magnesium hydroxide, TDE, TBC, the antimonous oxide.
5. flame retardant plastics water board according to claim 1 is characterized in that described ethene-vinyl acetate copolymer content is, in mass fraction, and 10-50.
6. flame retardant plastics water board according to claim 1 is characterized in that described linear low density polyethylene content is, in mass fraction, and 50-90.
7. the preparation method of the described flame retardant plastics water board of claim 1 is characterized in that comprising the steps:
(1) batching: take by weighing respectively raw material in component and ratio;
(2) batch mixing: raw material added in the homogenizer stir;
(3) blending extrusion: adopt single screw extrusion machine to carry out blending extrusion;
(4) moulding: the material after extruding is crossed the draping strainer and is filtered, melt metering pump supercharging pumping, and it is in blocks to cross T-shaped die head, again through three-roller calendar press polish moulding;
(5) cooling: adopt air cooling;
(6) rolling.
8. preparation method according to claim 7 is characterized in that described step (2) mixture temperature is 70 ± 10 ℃, mixing time 10-15 minute.
9. preparation method according to claim 7 is characterized in that the screw rod of described step (3) single screw extrusion machine is respectively 150 ± 10 ℃, 160 ± 10 ℃, 170 ± 10 ℃ in feeding section, melt zone, metering zone temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2013103062895A CN103360673A (en) | 2013-07-19 | 2013-07-19 | Flame-retardant plastic waterproof board and preparation method thereof |
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| CN2013103062895A CN103360673A (en) | 2013-07-19 | 2013-07-19 | Flame-retardant plastic waterproof board and preparation method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104448528A (en) * | 2014-12-19 | 2015-03-25 | 唐山东方雨虹防水技术有限责任公司 | Colored plastic waterproof plate |
| CN104844886A (en) * | 2015-01-16 | 2015-08-19 | 咸阳东方雨虹建筑材料有限公司 | Plastic waterproof plate and preparation method therefor |
| CN106633358A (en) * | 2017-01-07 | 2017-05-10 | 成都市嘉洲新型防水材料有限公司 | Non-asphalt-based reactive flame-retardant macromolecular waterproof roll material and preparation method thereof |
| CN106928527A (en) * | 2017-03-24 | 2017-07-07 | 北京博瑞众诚科技有限公司 | A kind of fire-resistant waterproof plate and its manufacture method |
| CN107793631A (en) * | 2017-11-08 | 2018-03-13 | 铁科创恒新材料科技有限公司 | A kind of LSOH anti-flaming EVA splash guards and preparation method thereof |
| CN108148257A (en) * | 2018-01-19 | 2018-06-12 | 东莞市绿源塑胶制品有限公司 | A kind of acetate ethylene copolymer environment-friendly sheet |
| CN112175276A (en) * | 2020-10-10 | 2021-01-05 | 贵州时代铁建工程材料有限公司 | PE antistatic flame-retardant waterproof board for tunnel |
| CN112210158A (en) * | 2020-10-10 | 2021-01-12 | 贵州时代铁建工程材料有限公司 | EVA (ethylene-vinyl acetate copolymer) antistatic flame-retardant waterproof board for tunnel |
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| CN102010543A (en) * | 2010-12-22 | 2011-04-13 | 北京东方雨虹防水技术股份有限公司 | EVA/LLDPE composite polymer waterproof board and manufacturing process thereof |
| CN102250409A (en) * | 2011-06-13 | 2011-11-23 | 上虞市佳华高分子材料有限公司 | Synergistic flame-retardant low-smoke halogen-free polyolefin cable material and preparation method thereof |
| CN102250406A (en) * | 2011-05-05 | 2011-11-23 | 上海邦中新材料有限公司 | Polyethylene material with high flame resistance |
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2013
- 2013-07-19 CN CN2013103062895A patent/CN103360673A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102010543A (en) * | 2010-12-22 | 2011-04-13 | 北京东方雨虹防水技术股份有限公司 | EVA/LLDPE composite polymer waterproof board and manufacturing process thereof |
| CN102250406A (en) * | 2011-05-05 | 2011-11-23 | 上海邦中新材料有限公司 | Polyethylene material with high flame resistance |
| CN102250409A (en) * | 2011-06-13 | 2011-11-23 | 上虞市佳华高分子材料有限公司 | Synergistic flame-retardant low-smoke halogen-free polyolefin cable material and preparation method thereof |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104448528A (en) * | 2014-12-19 | 2015-03-25 | 唐山东方雨虹防水技术有限责任公司 | Colored plastic waterproof plate |
| CN104844886A (en) * | 2015-01-16 | 2015-08-19 | 咸阳东方雨虹建筑材料有限公司 | Plastic waterproof plate and preparation method therefor |
| CN106633358A (en) * | 2017-01-07 | 2017-05-10 | 成都市嘉洲新型防水材料有限公司 | Non-asphalt-based reactive flame-retardant macromolecular waterproof roll material and preparation method thereof |
| CN106928527A (en) * | 2017-03-24 | 2017-07-07 | 北京博瑞众诚科技有限公司 | A kind of fire-resistant waterproof plate and its manufacture method |
| CN107793631A (en) * | 2017-11-08 | 2018-03-13 | 铁科创恒新材料科技有限公司 | A kind of LSOH anti-flaming EVA splash guards and preparation method thereof |
| CN108148257A (en) * | 2018-01-19 | 2018-06-12 | 东莞市绿源塑胶制品有限公司 | A kind of acetate ethylene copolymer environment-friendly sheet |
| CN112175276A (en) * | 2020-10-10 | 2021-01-05 | 贵州时代铁建工程材料有限公司 | PE antistatic flame-retardant waterproof board for tunnel |
| CN112210158A (en) * | 2020-10-10 | 2021-01-12 | 贵州时代铁建工程材料有限公司 | EVA (ethylene-vinyl acetate copolymer) antistatic flame-retardant waterproof board for tunnel |
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Application publication date: 20131023 |