WO2021133295A1 - Polyketone based composite materials having flame retardant properties without halogen - Google Patents
Polyketone based composite materials having flame retardant properties without halogen Download PDFInfo
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- WO2021133295A1 WO2021133295A1 PCT/TR2020/050923 TR2020050923W WO2021133295A1 WO 2021133295 A1 WO2021133295 A1 WO 2021133295A1 TR 2020050923 W TR2020050923 W TR 2020050923W WO 2021133295 A1 WO2021133295 A1 WO 2021133295A1
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- composite material
- weight
- flame retardant
- material according
- value
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- 239000002131 composite material Substances 0.000 title claims abstract description 70
- 239000003063 flame retardant Substances 0.000 title claims abstract description 29
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229920001470 polyketone Polymers 0.000 title claims abstract description 22
- 229910052736 halogen Inorganic materials 0.000 title claims abstract description 6
- 150000002367 halogens Chemical class 0.000 title claims abstract description 6
- 239000000126 substance Substances 0.000 claims abstract description 24
- 229920000877 Melamine resin Polymers 0.000 claims abstract description 18
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims abstract description 18
- UEZVMMHDMIWARA-UHFFFAOYSA-M phosphonate Chemical compound [O-]P(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-M 0.000 claims abstract description 18
- 230000002787 reinforcement Effects 0.000 claims abstract description 18
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 230000002195 synergetic effect Effects 0.000 claims abstract description 9
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 7
- 230000000694 effects Effects 0.000 claims abstract description 7
- 230000000704 physical effect Effects 0.000 claims abstract description 6
- 229910001593 boehmite Inorganic materials 0.000 claims abstract description 5
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 claims abstract description 5
- BIKXLKXABVUSMH-UHFFFAOYSA-N trizinc;diborate Chemical compound [Zn+2].[Zn+2].[Zn+2].[O-]B([O-])[O-].[O-]B([O-])[O-] BIKXLKXABVUSMH-UHFFFAOYSA-N 0.000 claims abstract description 5
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims abstract description 4
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical compound [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims abstract description 4
- 239000000347 magnesium hydroxide Substances 0.000 claims abstract description 4
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims abstract description 4
- 239000000654 additive Substances 0.000 claims description 17
- 230000000996 additive effect Effects 0.000 claims description 11
- 239000003365 glass fiber Substances 0.000 claims description 10
- 239000000463 material Substances 0.000 description 13
- 239000000779 smoke Substances 0.000 description 11
- 229920000642 polymer Polymers 0.000 description 9
- 238000012360 testing method Methods 0.000 description 8
- 239000000523 sample Substances 0.000 description 6
- 229920000388 Polyphosphate Polymers 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000001205 polyphosphate Substances 0.000 description 4
- 235000011176 polyphosphates Nutrition 0.000 description 4
- 238000009864 tensile test Methods 0.000 description 4
- 230000001988 toxicity Effects 0.000 description 4
- 231100000419 toxicity Toxicity 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000003153 chemical reaction reagent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000001228 spectrum Methods 0.000 description 2
- 230000008961 swelling Effects 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 description 1
- 239000004715 ethylene vinyl alcohol Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000003301 hydrolyzing effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000008141 laxative Substances 0.000 description 1
- 229940125722 laxative agent Drugs 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920000570 polyether Polymers 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000004034 viscosity adjusting agent Substances 0.000 description 1
Classifications
-
- 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
- C08K7/00—Use of ingredients characterised by shape
- C08K7/02—Fibres or whiskers
- C08K7/04—Fibres or whiskers inorganic
- C08K7/14—Glass
-
- 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
-
- 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
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/16—Nitrogen-containing compounds
- C08K5/34—Heterocyclic compounds having nitrogen in the ring
- C08K5/3467—Heterocyclic compounds having nitrogen in the ring having more than two nitrogen atoms in the ring
- C08K5/3477—Six-membered rings
- C08K5/3492—Triazines
- C08K5/34928—Salts
-
- 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
- C08K5/00—Use of organic ingredients
- C08K5/49—Phosphorus-containing compounds
- C08K5/51—Phosphorus bound to oxygen
- C08K5/53—Phosphorus bound to oxygen bound to oxygen and to carbon only
- C08K5/5317—Phosphonic compounds, e.g. R—P(:O)(OR')2
- C08K5/5333—Esters of phosphonic acids
-
- 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
- C08K2003/2217—Oxides; Hydroxides of metals of magnesium
- C08K2003/2224—Magnesium hydroxide
-
- 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
- C08K2003/2227—Oxides; Hydroxides of metals of aluminium
-
- 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
Definitions
- the invention relates to production of composite materials having both high flame-retardant properties and high mechanical properties .
- flame retardant and smoke suppressor materials are grouped into two main branches, namely additives and reagents.
- the additives are generally utilized as fillers and does not react with other components unlike the reagents.
- the amount of the flame-retardant doped mineral apart from polymer progressively increases.
- These auxiliaries are plasticizing (viscosity modifier, plasticizers, laxatives through cast die during stirring, drawing, or casting), and at the same time yield the end product with durability, rigidity, flexibility, and resistance towards conditions of use. Inorganic minerals/compounds play an important role in flame retarding and smoke suppressing.
- SUBSTITUTE SHEETS (RULE 26) Polyketones which are in the grade of aromatic polyethers are utilized as high-performance plastics.
- the grade of polyketone polymers are widely utilized in aircraft and automotive industries thanks to their excellent durability and heat and chemical strength. These are the type of polymers which may be continuously utilized in temperatures between 240°C and 280°C.
- Polyketones Since polyketones have high melting points, manufacturing of the components becomes hard, however some additives may be used to overcome this problem. When the additives are added, the viscosities of the polyketones reduces, thereby making it possible to manufacture easily.
- Polyketone which is a relatively novel plastic, is utilized in applications which require high heat and susceptible to wear, thanks to its resistance to aggressive ambient and excellent durability. It is widely used for parts of plungers and bearings in cars; for structural elements in aerospace industry; for chemical applications such as valves of pumps and compressors and electrical applications such as cables.
- Polyamide type polymers is often used in automotive industry and train operations, by improving combustion properties in different rates according to place of use thereof.
- the high capacity of dehumidification, decreasing tensile and bending properties in time, and increasing in impact properties have deteriorated dimension stability over time and caused problems in utilized products.
- the present invention relates to composite material having both high flame-retardant properties and high mechanical properties without halogen for introducing new advantages to the related art.
- An object of the invention is to provide a composite material having flame retardant properties which is used in interior/exterior parts of the transportation vehicles.
- Another object of the invention is to provide a composite material having high mechanical properties which is used in interior/exterior parts of the transportation vehicles.
- An object of the invention is to provide a composite material having flame retardant properties which may be used in interior/exterior applications of the railway vehicle for the hazard level of HL3 according to EN 45545-2 standard on the fire protection of the transportation vehicles.
- the present invention relates to a composite material in order to realize all of the above-mentioned objectives which will become evident with the following detailed description.
- the composite material comprises polyketone as the matrix component; at least one of the organic phosphonate and melamine polyphosphonate with a certain phosphor ratio as the reinforcement component; also comprises the synergetic substance which is at least one of the chemical components, such as zinc borate, boehmite, magnesium hydroxide and siloxane which optimizes physical properties of said composite material and improves flame retardant effect.
- the synergetic substance which is at least one of the chemical components, such as zinc borate, boehmite, magnesium hydroxide and siloxane which optimizes physical properties of said composite material and improves flame retardant effect.
- polyketone lies in a value between 25 and 80 % by weight within said composite material. Therefore, a composite material having high mechanical properties is provided.
- composite material comprises organic phosphonate and melamine polyphosphonate together in certain weight percentages. Therefore, a composite material having high flame-retardant properties is provided.
- said organic phosphonate lies in a value between 10 and 40 % by weight within the composite material.
- said melamine polyphosphonate lies in a value between 10 and 40 % by weight within the composite material.
- said synergetic substance lies in a value between 1 and 15 % by weight within the composite material. Therefore, it is provided to optimize physical properties of the composite materials and to improve flame retardant effect.
- composite material also comprises a glass fiber additive.
- said glass fiber additive preferably lies in a value between 10 and 30 % by weight.
- composite material comprises hexaphenoxycyclotriphosphatase oligomer as the flame- retardant reinforcement component.
- the invention relates to production of a composite material having high flame retardant properties and at the same time high mechanical properties which is disclosed in examples without limiting the scope of the invention for the better understanding of the invention.
- the requirements for the protection of fire in railway vehicles limits the properties of materials, such as interior and exterior inner surfaces, window frames, coatings of passenger seats, inner and outer cable carrier channels and interior and exterior coatings of the railway vehicles.
- the present invention discloses a polyketone based composite material which provides necessary properties for utilization in said railway vehicles.
- the matrix component of said composite material comprises polyketone (hereinafter POK) thermoplastic polymer.
- POK polyketone
- the performances of POK high level of chemical resistance and hydrolytic stability, even a better performance than polyamide polymers used in related art for wearing strength, equal level to EVOH chemicals in terms of oxygen barrier properties may be taken into account.
- polyketone thermoplastic polymer as the main matrix component of the composite material, said properties are obtained.
- the material of polyketone lies in a value between 25 and 80 % by weight within said composite material.
- Composite material comprises the reinforcement components in order to improve the desired properties of the polyketone materials which are the main matrix component.
- the obtained composite material according to the invention comprises at least one of the chemical components such as organic phosphonate and melamine polyphosphonate which provide its flame-retardant properties .
- the composite material it may be used hexaphenoxycyclotriphosphatase oligomer which exhibits flame retardant properties by swelling mechanism, which is used in a wide range of polymer spectrum as a chemical flame-retardant component comprising phosphor.
- Chemical flame-retardant component comprising phosphor is added to the polymer matrix as an additive.
- Organic phosphonate and melamine polyphosphonate with a certain phosphor ratio lie in a value between 10 and 40 % by weight within the composite material.
- the composite material it may be used hexaphenoxycyclotriphosphatase oligomer which exhibits flame retardant properties by swelling mechanism, which is used in a wide range of polymer spectrum as a chemical flame-retardant component comprising phosphor.
- the chemical components such as melamine polyphosphonate and organic phosphonate are preferably used together, in order to provide the flame-retardant properties of the composite material in optimum values.
- the preferable ratios of organic phosphonate and melamine polyphosphonate are between 1:0 and 1:2 for organic phosphonate/melamine polyphosphonate.
- Synergetic chemical components used as the flame retardants are utilized to strengthen the physical properties of composite materials.
- at least one of the chemical components such as zinc borate, boehmite, magnesium hydroxide and siloxane is used.
- the chemical components which creates said synergetic effect lie in a value between 1 and 15 % by weight within the composite material.
- Composite material may comprise maleic anhydrous and glycidyl methacrylate based binding agents in certain weight percentages as agents for increasing binding force between the components.
- Said composite material also may comprise glass fiber additive as the reinforcement material.
- the use of glass fiber additive as the reinforcement material makes room for improvement, for example to increase mechanical properties of the inventive composite material such as tensile and bending properties and to increase softening temperature of the material.
- the addition of glass fiber additive to said composite material as the reinforcement material has an effect on incombustible properties of the material. This is why, the amount of the added glass fiber additive is optimized according to the ratios of the other components.
- Composite material may preferably comprise glass fiber additive which lies in a value between 10 and 30 % by weight.
- the reinforcement components of the composite material comprise 10 to 40 % by weight organic phosphonate, 10 to 40 % by weight melamine polyphosphonate, 1 to 15 % by weight chemical components which creates synergetic effect.
- the obtained composite material according to the invention is provided in a value of V-0 according to UL94 standard on combustibility which is known as the safest product, which can be used at hazard level of HL3; and its limiting oxygen index (LOI) is provided as greater than 32% according to EN ISO 4589- 2:01 standard. Furthermore, it is provided that the smoke density of the composite material is lower than 150 according to EN ISO 5659-3 standard, and the smoke toxicity of the composite material is lower than 0.75 according to NF X70-100-1 standard.
- twin screw extruder is used to obtain the composite material.
- POK chemical component is fed through first gravimetric feeder.
- Inner and outer process auxiliaries are fed through second feeder.
- the chemical components which create synergetic effect and organic phosphonate component and/or melamine polyphosphonate are fed through third and fourth feeder.
- feeding points may be changed.
- said additives may be fed through second and/or fourth feeder.
- Chemical components fed through the said feeder is passed through the extruder machine to obtain the composite material with a diameter of 3 mm. Subsequently, the obtained composite material is cut by means of strand type pellet machine to form granules.
- First sample of composite material comprises 78 % by weight polyketone matrix component and 22 % by weight reinforcement component. It comprises 63,3 % by weight organic phosphonate,
- Second sample of composite material comprises 78 % by weight polyketone matrix component and 22 % by weight reinforcement component. It comprises 63,3 % by weight organic phosphonate,
- Third sample of composite material comprises 78 % by weight polyketone matrix component and 22 % by weight reinforcement component. It comprises 63,3 % by weight organic phosphonate,
- Fourth sample of composite material comprises 58 % by weight polyketone matrix component and 22 % by weight reinforcement component and 20 % by weight glass fiber additive. It comprises 63,3 % by weight organic phosphonate, 31,7 % by weight melamine polyphosphate, 5% MDH as reinforcement component.
- the obtained samples are subjected to tests such as, tensile test, LOI test, tests for determining smoke densities and determining smoke toxicity.
- the grades of combustibility of the samples (VO, VI, and V2) will be detected by means of plates with 1.5 mm thickness according to UL94 standard.
- the limiting oxygen index (LOI) values of the samples will be detected with materials according to EN ISO 4589 standard. It is targeted that the LOI value of the materials of the samples would be 32 or greater.
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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 relates to composite materials having flame retardant and high mechanical properties without halogen. As a novelty, said composite material comprises polyketone as the main matrix component; at least one of the organic phosphonate and melamine polyphosphonate with a certain phosphor ratio as the reinforcement components; also comprises the synergetic substance which is at least one of the chemical components, such as zinc borate, boehmite, magnesium hydroxide and siloxane which optimizes physical properties of said composite material and improves flame retardant effect.
Description
POLYKETONE BASED COMPOSITE MATERIALS HAVING FLAME RETARDANT
PROPERTIES WITHOUT HALOGEN
TECHNICAL FIELD
The invention relates to production of composite materials having both high flame-retardant properties and high mechanical properties .
STATE OF THE ART
In order to minimize the loss of life and property due to fire outbreaks, one of the measures to be taken is to utilize non combustible and flame-retardant materials. Flame retardant and smoke suppressor materials are grouped into two main branches, namely additives and reagents. The additives are generally utilized as fillers and does not react with other components unlike the reagents. In the composition of the plastics, the amount of the flame-retardant doped mineral apart from polymer progressively increases. These auxiliaries are plasticizing (viscosity modifier, plasticizers, laxatives through cast die during stirring, drawing, or casting), and at the same time yield the end product with durability, rigidity, flexibility, and resistance towards conditions of use. Inorganic minerals/compounds play an important role in flame retarding and smoke suppressing.
The manufacturer of various categories of railroad vehicles (high-speed trains, commuter's trains, tramway, industrial transportation) must take high security requirements into consideration. EN 45545-2 standard in effect since 2016 March defines requirements for fire protection in the railway vehicles. This novel standard includes new testing requirements and make ISO 15540 fire test essential for securing important vehicle functions in certain cases of fire outbreaks.
1
SUBSTITUTE SHEETS (RULE 26)
Polyketones which are in the grade of aromatic polyethers are utilized as high-performance plastics. The grade of polyketone polymers are widely utilized in aircraft and automotive industries thanks to their excellent durability and heat and chemical strength. These are the type of polymers which may be continuously utilized in temperatures between 240°C and 280°C.
Since polyketones have high melting points, manufacturing of the components becomes hard, however some additives may be used to overcome this problem. When the additives are added, the viscosities of the polyketones reduces, thereby making it possible to manufacture easily. Polyketone, which is a relatively novel plastic, is utilized in applications which require high heat and susceptible to wear, thanks to its resistance to aggressive ambient and excellent durability. It is widely used for parts of plungers and bearings in cars; for structural elements in aerospace industry; for chemical applications such as valves of pumps and compressors and electrical applications such as cables.
Polyamide type polymers is often used in automotive industry and train operations, by improving combustion properties in different rates according to place of use thereof. However, the high capacity of dehumidification, decreasing tensile and bending properties in time, and increasing in impact properties have deteriorated dimension stability over time and caused problems in utilized products.
As a result, above-mentioned problems have required a novelty in the related art.
BRIEF DESCRIPTION OF THE INVENTION
The present invention relates to composite material having both high flame-retardant properties and high mechanical properties without halogen for introducing new advantages to the related art.
An object of the invention is to provide a composite material having flame retardant properties which is used in interior/exterior parts of the transportation vehicles.
Another object of the invention is to provide a composite material having high mechanical properties which is used in interior/exterior parts of the transportation vehicles.
An object of the invention is to provide a composite material having flame retardant properties which may be used in interior/exterior applications of the railway vehicle for the hazard level of HL3 according to EN 45545-2 standard on the fire protection of the transportation vehicles.
The present invention relates to a composite material in order to realize all of the above-mentioned objectives which will become evident with the following detailed description. Accordingly, the composite material comprises polyketone as the matrix component; at least one of the organic phosphonate and melamine polyphosphonate with a certain phosphor ratio as the reinforcement component; also comprises the synergetic substance which is at least one of the chemical components, such as zinc borate, boehmite, magnesium hydroxide and siloxane which optimizes physical properties of said composite material and improves flame retardant effect. Thus, a polyketone based composite material having flame retardant and high mechanical properties without halogen is provided.
In a possible embodiment of the invention, polyketone lies in a value between 25 and 80 % by weight within said composite material. Therefore, a composite material having high mechanical properties is provided.
In a possible embodiment of the invention, composite material comprises organic phosphonate and melamine polyphosphonate together in certain weight percentages. Therefore, a composite material having high flame-retardant properties is provided.
In a possible embodiment of the invention, said organic phosphonate lies in a value between 10 and 40 % by weight within the composite material.
In a possible embodiment of the invention, said melamine polyphosphonate lies in a value between 10 and 40 % by weight within the composite material.
In a possible embodiment of the invention, said synergetic substance lies in a value between 1 and 15 % by weight within the composite material. Therefore, it is provided to optimize physical properties of the composite materials and to improve flame retardant effect.
In a possible embodiment of the invention, composite material also comprises a glass fiber additive.
In a possible embodiment of the invention, said glass fiber additive preferably lies in a value between 10 and 30 % by weight.
In a possible embodiment of the invention, composite material comprises hexaphenoxycyclotriphosphatase oligomer as the flame- retardant reinforcement component.
DETAILED DESCRIPTION OF THE INVENTION
In this detailed description, the invention relates to production of a composite material having high flame retardant properties and at the same time high mechanical properties which is disclosed in examples without limiting the scope of the invention for the better understanding of the invention.
The requirements for the protection of fire in railway vehicles limits the properties of materials, such as interior and exterior inner surfaces, window frames, coatings of passenger seats, inner and outer cable carrier channels and interior and exterior coatings of the railway vehicles. The present invention
discloses a polyketone based composite material which provides necessary properties for utilization in said railway vehicles.
The matrix component of said composite material comprises polyketone (hereinafter POK) thermoplastic polymer. Among the performances of POK, high level of chemical resistance and hydrolytic stability, even a better performance than polyamide polymers used in related art for wearing strength, equal level to EVOH chemicals in terms of oxygen barrier properties may be taken into account. Thus, by utilizing polyketone thermoplastic polymer as the main matrix component of the composite material, said properties are obtained. The material of polyketone lies in a value between 25 and 80 % by weight within said composite material.
Composite material comprises the reinforcement components in order to improve the desired properties of the polyketone materials which are the main matrix component. The obtained composite material according to the invention comprises at least one of the chemical components such as organic phosphonate and melamine polyphosphonate which provide its flame-retardant properties .
In the composite material, it may be used hexaphenoxycyclotriphosphatase oligomer which exhibits flame retardant properties by swelling mechanism, which is used in a wide range of polymer spectrum as a chemical flame-retardant component comprising phosphor.
Chemical flame-retardant component comprising phosphor is added to the polymer matrix as an additive. Organic phosphonate and melamine polyphosphonate with a certain phosphor ratio lie in a value between 10 and 40 % by weight within the composite material.
In the composite material, it may be used hexaphenoxycyclotriphosphatase oligomer which exhibits flame
retardant properties by swelling mechanism, which is used in a wide range of polymer spectrum as a chemical flame-retardant component comprising phosphor.
The chemical components such as melamine polyphosphonate and organic phosphonate are preferably used together, in order to provide the flame-retardant properties of the composite material in optimum values. According to this, the preferable ratios of organic phosphonate and melamine polyphosphonate are between 1:0 and 1:2 for organic phosphonate/melamine polyphosphonate.
Synergetic chemical components used as the flame retardants are utilized to strengthen the physical properties of composite materials. In order to optimize the physical properties of the composite material and to improve the flame-retardant effect, at least one of the chemical components, such as zinc borate, boehmite, magnesium hydroxide and siloxane is used. The chemical components which creates said synergetic effect lie in a value between 1 and 15 % by weight within the composite material.
Composite material may comprise maleic anhydrous and glycidyl methacrylate based binding agents in certain weight percentages as agents for increasing binding force between the components.
Said composite material also may comprise glass fiber additive as the reinforcement material. The use of glass fiber additive as the reinforcement material makes room for improvement, for example to increase mechanical properties of the inventive composite material such as tensile and bending properties and to increase softening temperature of the material. The addition of glass fiber additive to said composite material as the reinforcement material has an effect on incombustible properties of the material. This is why, the amount of the added glass fiber additive is optimized according to the ratios of the other components. Composite material may preferably comprise glass fiber additive which lies in a value between 10 and 30 % by weight.
In the present invention, the reinforcement components of the composite material comprise 10 to 40 % by weight organic phosphonate, 10 to 40 % by weight melamine polyphosphonate, 1 to 15 % by weight chemical components which creates synergetic effect.
The obtained composite material according to the invention is provided in a value of V-0 according to UL94 standard on combustibility which is known as the safest product, which can be used at hazard level of HL3; and its limiting oxygen index (LOI) is provided as greater than 32% according to EN ISO 4589- 2:01 standard. Furthermore, it is provided that the smoke density of the composite material is lower than 150 according to EN ISO 5659-3 standard, and the smoke toxicity of the composite material is lower than 0.75 according to NF X70-100-1 standard.
In the invention, twin screw extruder is used to obtain the composite material. There are four gravimetric feeders in said extruder machine. POK chemical component is fed through first gravimetric feeder. Inner and outer process auxiliaries are fed through second feeder. The chemical components which create synergetic effect and organic phosphonate component and/or melamine polyphosphonate are fed through third and fourth feeder. In order to dissipate said additives in the polymer uniformly, feeding points may be changed. For example, said additives may be fed through second and/or fourth feeder. Chemical components fed through the said feeder is passed through the extruder machine to obtain the composite material with a diameter of 3 mm. Subsequently, the obtained composite material is cut by means of strand type pellet machine to form granules.
Tests
Four samples of the composite material are obtained by certain methods with basic materials in certain weight percentages according to the invention.
First sample of composite material comprises 78 % by weight polyketone matrix component and 22 % by weight reinforcement component. It comprises 63,3 % by weight organic phosphonate,
31,7 % by weight melamine polyphosphate, 5% MDH as reinforcement component.
Second sample of composite material comprises 78 % by weight polyketone matrix component and 22 % by weight reinforcement component. It comprises 63,3 % by weight organic phosphonate,
31,7 % by weight melamine polyphosphate, 5% zinc borate as reinforcement component.
Third sample of composite material comprises 78 % by weight polyketone matrix component and 22 % by weight reinforcement component. It comprises 63,3 % by weight organic phosphonate,
31,7 % by weight melamine polyphosphate, 5% boehmite as reinforcement component.
Fourth sample of composite material comprises 58 % by weight polyketone matrix component and 22 % by weight reinforcement component and 20 % by weight glass fiber additive. It comprises 63,3 % by weight organic phosphonate, 31,7 % by weight melamine polyphosphate, 5% MDH as reinforcement component.
The obtained samples are subjected to tests such as, tensile test, LOI test, tests for determining smoke densities and determining smoke toxicity.
Tensile Test
Tensile test for the samples is in accordance with ISO 527 standard. Universal tension/compression testing machine will be used for this analysis. The results are shown at Table 1.
Table 1. Results of Tensile Test of the Samples
Determining LOI, UL94, Smoke Density and Smoke Toxicity
The grades of combustibility of the samples (VO, VI, and V2) will be detected by means of plates with 1.5 mm thickness according to UL94 standard.
The limiting oxygen index (LOI) values of the samples will be detected with materials according to EN ISO 4589 standard. It is targeted that the LOI value of the materials of the samples would be 32 or greater.
Samples will be subjected to detection of smoke density according to EN ISO 5659-3 standard.
Table 2. Determining LOI, UL94, Smoke Density and Smoke
Toxicity of the Samples
The protection scope of the invention is specified in the following claims and shall not be construed as limiting for the above detailed disclosure which only aims to be illustrative.
Therefore, the person skilled in the art may deliver similar embodiments in the light of above disclosed invention without parting from the main subject of the invention.
Claims
1. A composite material having flame retardant and high mechanical properties without halogen, wherein said composite material comprises polyketone as the main matrix component; at least one of the organic phosphonate and melamine polyphosphonate with a certain phosphor ratio as the reinforcement components; also comprises synergetic substance which is at least one of the chemical components, such as zinc borate, boehmite, magnesium hydroxide and siloxane which optimizes physical properties of said composite material and improves flame retardant effect.
2 . Composite material according to Claim 1, wherein said polyketone lies in a value between 25 and 80 % by weight within the composite material.
3. Composite material according to Claim 1, wherein said synergetic substance lies in a value between 1 and 15 % by weight within the composite material.
4 . Composite material according to Claim 1, wherein it comprises organic phosphonate and melamine polyphosphonate together in certain weight percentages.
5 . Composite material according to Claim 4, wherein said organic phosphonate lies in a value between 10 and 40 % by weight within the composite material.
6. Composite material according to Claim 4, wherein said melamine polyphosphonate, lies in a value between 10 and 40 % by weight within the composite material.
7 . Composite material according to Claim 1, wherein it comprises glass fiber additive.
8. Composite material according to Claim 7, wherein said glass fiber additive preferably lies in a value between 10 and 30 % by weight.
9. Composite material according to Claim 1, wherein it comprises hexaphenoxycyclotriphosphatase oligomer as flame retardant reinforcement component.
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TR2019/22144 | 2019-12-28 | ||
TR2019/22144A TR201922144A1 (en) | 2019-12-28 | 2019-12-28 | POLYKETONE-BASED COMPOSITE MATERIALS WITH FLAME RETARDENTIAL FEATURE |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0921159A1 (en) * | 1997-12-05 | 1999-06-09 | General Electric Company | Polyketone flame retardant composition |
WO2000012608A1 (en) * | 1998-08-31 | 2000-03-09 | General Electric Company | Flame resistant polyketone resin compositions |
WO2018187026A1 (en) * | 2017-04-04 | 2018-10-11 | Dow Silicones Corporation | Flame retardant thermoplastic composition |
CN109575552A (en) * | 2017-09-29 | 2019-04-05 | 中国石油化工股份有限公司 | Functional flame-retardant high-molecular composition and its preparation method and application |
CN106336658B (en) * | 2016-08-29 | 2019-06-28 | 会通新材料股份有限公司 | A kind of red phosphorus flame-retardant reinforced plastic PA66 and POK alloy material and preparation method thereof |
-
2019
- 2019-12-28 TR TR2019/22144A patent/TR201922144A1/en unknown
-
2020
- 2020-10-07 WO PCT/TR2020/050923 patent/WO2021133295A1/en active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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EP0921159A1 (en) * | 1997-12-05 | 1999-06-09 | General Electric Company | Polyketone flame retardant composition |
WO2000012608A1 (en) * | 1998-08-31 | 2000-03-09 | General Electric Company | Flame resistant polyketone resin compositions |
CN106336658B (en) * | 2016-08-29 | 2019-06-28 | 会通新材料股份有限公司 | A kind of red phosphorus flame-retardant reinforced plastic PA66 and POK alloy material and preparation method thereof |
WO2018187026A1 (en) * | 2017-04-04 | 2018-10-11 | Dow Silicones Corporation | Flame retardant thermoplastic composition |
CN109575552A (en) * | 2017-09-29 | 2019-04-05 | 中国石油化工股份有限公司 | Functional flame-retardant high-molecular composition and its preparation method and application |
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