CN106881928A - A kind of continuous glass-fiber enhancing flame-retardant polypropylene composite material and preparation method thereof - Google Patents
A kind of continuous glass-fiber enhancing flame-retardant polypropylene composite material and preparation method thereof Download PDFInfo
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- CN106881928A CN106881928A CN201710120929.1A CN201710120929A CN106881928A CN 106881928 A CN106881928 A CN 106881928A CN 201710120929 A CN201710120929 A CN 201710120929A CN 106881928 A CN106881928 A CN 106881928A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
- B32B37/15—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state
- B32B37/153—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with at least one layer being manufactured and immediately laminated before reaching its stable state, e.g. in which a layer is extruded and laminated while in semi-molten state at least one layer is extruded and immediately laminated while in semi-molten state
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/558—Impact strength, toughness
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Abstract
Continuous glass-fiber enhancing flame-retardant polypropylene composite material and preparation method thereof, is made up of multi-layer fire-retarded resin substrate and continuous lod substrate；It is characterized in that：Described multi-layer fire-retarded resin substrate and continuous lod substrate pass through composite belt composite molding.The present invention, on the premise of material mechanical performance, apparent mass is ensured, makes material meet the requirement of flame retardant rating, improves the fire resistance of material, has widened the range of application of continuous glass-fiber RPP material.
Description
Technical field
The invention belongs to technical field of composite materials, more particularly to a kind of continuous glass-fiber enhancing flame-retardant polypropylene composite material
And preparation method thereof.
Background technology
Continuous lod PP（Polypropylene）Composite has environmental protection, nothing compared with traditional same with thermosetting compound material
VOC emission, impact resistance are good, resistance to low temperature is good, light weight, hygroscopicity are small, easy processing, the advantages of recyclable;With other companies
Continuous fiber-reinforced thermoplastic is such as：PET（Polyester）、PA（Polyamide）、PPS（Polyphenylene sulfide）、PES（Polyether sulfone）、PEEK（It is poly-
Ether ether ketone）Etc. comparing, recyclable with easy processing, with low cost advantage, therefore in continuous fiber reinforced thermoplastic material battle array
Occupy ratio higher in battalion.But because polyacrylic hydrocarbon structure, easily burns, oxygen index (OI) is only 17.4 or so, burning
Speed is fast, and with molten drop, limits its application in flame retardant rating requirement field higher.Traditional is fire-retardant by directly to material
Fire retardant is added in material and reaches flame retardant effect, but mechanical property often with expendable material is as cost and fire-retardant in production process
Agent is easily decomposed under long-time high temperature, causes product quality to decline, flame retardant effect reduction, makes continuous glass-fiber RPP material
Material loses competitive advantage.
The content of the invention
Not enough for more than, the present invention is ensureing material mechanical performance, the premise of apparent mass by optimizing material structure
Under, material is met the requirement of flame retardant rating.
Present invention employs following technical scheme：Continuous glass-fiber strengthens flame-retardant polypropylene composite material, by multi-layer fire-retarded
Resin substrate and continuous lod substrate are constituted；It is characterized in that：Described multi-layer fire-retarded resin substrate and continuous fiber increase
Strong basis plate passes through composite belt composite molding.
Described flame-retarded resin substrate is polypropylene and compatilizer, lubricant, antioxidant, coupling agent, the synthesis of fire retardant,
Wherein compatilizer is PP-g-MAH, and coupling agent is the one kind or many in silane coupler, titanate coupling agent, phosphate coupling agent
Plant compounding.
Described fire retardant is bromide fire retardant, phosphorus flame retardant, aluminium hydroxide fire retardant, silicone flame retardant, swollen
One kind in swollen type fire retardant；Bromide fire retardant be TDE, decabromodiphenyl oxide, octa-BDE, tetrabromo Biphenyl Ether,
Tetrabromobisphenol A, HBCD, double three one or more smelt in benzene oxidative ethane, TBA/PC oligomer are combined；Phosphorous flame-retardant
Agent is red phosphorus, ammonium phosphate salt, APP, and expansion type flame retardant is bipentaerythrite, organic hypo-aluminum orthophosphate, melamine cyanurea
One or more combination in hydrochlorate, antimony oxide.
Described antioxidant is Hinered phenols antioxidant or phosphite ester kind antioxidant.
Described lubricant is the compounding of one or more in oleamide, erucyl amide, Tissuemat E.
At least one layer continuous fiber reinforced polypropylene composite material of described continuous lod substrate.
Preparation method of the invention, by weight percentage, comprises the following steps：
1）, prepare continuous lod substrate：Will at least two-layer continuous glass fibre enhancing PP unidirectional prepreg tapes material according to 0 °,
45 °, 90 ° of various combination modes lay, at 180-200 DEG C heating be combined into substrate；
2）, prepare fire-retardant substrate：Material proportion is：Polypropylene 40-85%, compatilizer 3-5 %, coupling agent 0.2-0.5 %, antioxygen
Agent 0.2-0.5 %, fire retardant 10-55 %；Above-mentioned material is well mixed, by double screw extruder melting extrusion, is rolled into
Type；At 200-220 DEG C, rolling pressure is 0.5 ~ 5Mpa, and substrate thickness is 0.5-2.0mm for extruder temperature control；
3）, laying：Fire-retardant substrate and continuous fiber substrate are pressed into default double-layer structure or sandwich construction laying；
4）, prepare continuous glass-fiber enhancing flame-retardant polypropylene composite material：Continuous fiber substrate is answered with fire-retardant substrate by belt
Conjunction machine composite molding, as continuous glass-fiber strengthen flame-retardant polypropylene composite material, compounding machine temperature：180℃-200℃.
The present invention, on the premise of material mechanical performance, apparent mass is ensured, makes material meet the requirement of flame retardant rating.
The fire resistance of material is improve, the range of application of continuous glass-fiber RPP material has been widened.
Brief description of the drawings
Fig. 1 is continuous glass-fiber enhancing flame-retardant polypropylene composite material ply angles schematic diagram of the invention.
Specific embodiment
A kind of continuous glass-fiber enhancing gathers fire-retardant acrylic composite, is made up of fire-retardant substrate and continuous lod substrate；
Described flame-retarded resin substrate is polypropylene（PP）With compatilizer, antioxidant, coupling agent, lubricant, the composition such as fire retardant.Wherein
Compatilizer is PP-g-MAH, and coupling agent is silane coupler, and titanate coupling agent, one or more in phosphate coupling agent is multiple
Match somebody with somebody.Fire retardant is bromide fire retardant, includes TDE（DBDPE）, decabromodiphenyl oxide (DBDPD), octa-BDE
(OBDPO), tetrabromo Biphenyl Ether (TBDPO), tetrabromobisphenol A (TBA), HBCD (HBDC), double (three smell benzene oxygen) ethane,
TBA/PC oligomer；Phosphorus flame retardant has red phosphorus, ammonium phosphate salt, APP (APP), and inorganic hydroxide includes hydroxide
Magnesium, aluminium hydroxide；Silicone flame retardant；Expansion type flame retardant (IFR) includes bipentaerythrite, organic hypo-aluminum orthophosphate, trimerization
Cyanamide cyanurate；Antimony oxide, is combined using one or more therein.Described continuous lod substrate is at least
One layer of continuous fiber reinforced polypropylene composite material.
Preparation method of the invention, comprises the following steps：
1st, continuous lod substrate is prepared：Will at least two-layer continuous glass fibre enhancing PP unidirectional prepreg tapes material according to 0 °,
45 °, 90 ° of various combination modes lay, at 180-200 DEG C heating be combined into substrate；
2nd, fire-retardant substrate is prepared：Material proportion is：Polypropylene 40-85%, compatilizer 3-5 %, coupling agent 0.2-0.5 %, antioxidant
0.2-0.5 %, fire retardant 10-55 %；Above-mentioned material is well mixed, by double screw extruder melting extrusion, calendering formation；
At 200-220 DEG C, rolling pressure is 0.5 ~ 5Mpa, and substrate thickness is 0.5-2.0mm for extruder temperature control；
3rd, laying：Fire-retardant substrate and continuous fiber substrate are pressed into default double-layer structure or sandwich construction laying；
4th, continuous glass-fiber enhancing flame-retardant polypropylene composite material is prepared：Continuous fiber substrate is combined with fire-retardant substrate by belt
Machine composite molding, as continuous glass-fiber strengthen flame-retardant polypropylene composite material, compounding machine temperature：180℃-200℃.
Known by Fig. 1, be continuous glass-fiber enhancing flame-retardant polypropylene composite material ply angles schematic diagram of the invention.Described
Multi-layer fire-retarded board structure is double-layer structure, interlayer structure or sandwich construction.
Embodiment 1：
1st, continuous lod substrate is prepared：By continuous fiber reinforced polypropylene unidirectional prepreg tape material according to 0 °, 90 ° of layings, plus
Hot pressing synthesizes substrate.
2nd, fire-retardant substrate is prepared, material percentage is：Polypropylene 60%, the % of compatilizer 5, the % of phosphate coupling agent 0.4,
The % of Hinered phenols antioxidant 0.2, the % of phosphite ester kind antioxidant 0.3, lubricant erucyl amide 0.1%, bromo- antimony compound flame retardant
34%.Processing mode：Above-mentioned material is mixed in proportion, by double screw extruder melting extrusion, calendering formation.Extrusion
At 200-220 DEG C, rolling pressure is 0.5 ~ 5Mpa to machine temperature control, and substrate thickness is 0.5mm.
3rd, continuous glass-fiber enhancing flame-retardant polypropylene composite material is prepared：Continuous fiber substrate is passed through into belt with fire-retardant substrate
Compounding machine composite molding.Compounding machine temperature, 180 DEG C -200 DEG C.
Embodiment 2：
1st, continuous lod substrate is prepared：By continuous fiber reinforced polypropylene unidirectional prepreg tape material according to 0 °, 90 ° of layings, plus
Hot pressing synthesizes substrate.
2nd, fire-retardant substrate is prepared, material proportion is：Polypropylene 40%, the % of compatilizer 5, titanate coupling agent 0.5%, hindered phenol
The % of kind antioxidant 0.2, the % of phosphite ester kind antioxidant 0.3, aluminium hydroxide（ATH）Fire retardant 53%, lubricant polyethylene wax
1.0%.Processing mode：Above-mentioned material is mixed in proportion, by double screw extruder melting extrusion, calendering formation.Extrusion
At 190-210 DEG C, rolling pressure is 0.5 ~ 5Mpa to machine temperature control, and substrate thickness is 0.5mm.
3rd, continuous glass-fiber enhancing flame-retardant polypropylene composite material is prepared：Continuous fiber substrate is passed through into belt with fire-retardant substrate
Compounding machine composite molding.Compounding machine temperature, 180 DEG C -200 DEG C.
Embodiment 3：
1st, continuous lod substrate is prepared：By continuous glass fibre enhancing PP unidirectional prepreg tapes material according to 0 °, 90 ° of layings, plus
Hot pressing synthesizes substrate.
2nd, fire-retardant substrate is prepared, material proportion is：Polypropylene 65%, the % of compatilizer 5, the % of silane coupler 0.5, hindered phenol
The % of kind antioxidant 0.2, the % of phosphite ester kind antioxidant 0.2, lubricant erucyl amide 0.1%, organic hypo-aluminum orthophosphate and melamine
Cyanurate compound flame retardant 29%.Processing mode：Above-mentioned material is mixed in proportion, is melted by double screw extruder
Extrusion, calendering formation.At 200-220 DEG C, rolling pressure is 0.5 ~ 5Mpa, and substrate thickness is 0.5mm for extruder temperature control.
3rd, continuous glass-fiber enhancing flame-retardant polypropylene composite material is prepared：Continuous fiber substrate is passed through into belt with fire-retardant substrate
Compounding machine composite molding.Compounding machine temperature, 180 DEG C -200 DEG C.
Embodiment 4：
1st, continuous lod substrate is prepared：By continuous glass fibre enhancing PP unidirectional prepreg tapes material according to 0 °, 90 ° of layings, plus
Hot pressing synthesizes substrate.
2nd, fire-retardant substrate 1 is prepared, material proportion is：Polypropylene 70%, the % of compatilizer 5, the % of silane coupler 0.5, hindered phenol
The % of kind antioxidant 0.2, the % of phosphite ester kind antioxidant 0.3, organic hypo-aluminum orthophosphate and melamine cyanurate compound flame retardant
24%.Processing mode：Above-mentioned material is mixed in proportion, by double screw extruder melting extrusion, calendering formation.Extrusion
At 200-220 DEG C, rolling pressure is 0.5 ~ 5Mpa to machine temperature control, and substrate thickness is 0.5mm.
3rd, fire-retardant substrate 2 is prepared, material proportion is：Polypropylene 45%, the % of compatilizer 5, the % of titanate coupling agent 0.5, receives
The resistance % of phenolic antioxidant 0.2, the % of phosphite ester kind antioxidant 0.3, aluminium hydroxide（ATH）Fire retardant 48%, lubricant polyethylene wax
1.0%.Processing mode：Above-mentioned material is mixed in proportion, by double screw extruder melting extrusion, calendering formation.Extrusion
At 190-210 DEG C, rolling pressure is 0.5 ~ 5Mpa to machine temperature control, and substrate thickness is 1.0mm.
4th, continuous glass-fiber enhancing flame-retardant polypropylene composite material is prepared：By continuous fiber substrate flame-retardant system different from two kinds
Fire-retardant substrate pass through composite belt composite molding.Compounding machine temperature, 180 DEG C -200 DEG C.
Claims (7)
1. continuous glass-fiber strengthens flame-retardant polypropylene composite material, by multi-layer fire-retarded resin substrate and continuous lod substrate in batch
Into；It is characterized in that：Described multi-layer fire-retarded resin substrate and continuous lod substrate pass through composite belt composite molding.
2. continuous glass-fiber according to claim 1 strengthens flame-retardant polypropylene composite material, it is characterised in that：Described is fire-retardant
Resin substrate is polypropylene and compatilizer, lubricant, antioxidant, coupling agent, the synthesis of fire retardant, and wherein compatilizer is PP-g-
MAH, coupling agent is one or more compounding in silane coupler, titanate coupling agent, phosphate coupling agent.
3. continuous glass-fiber according to claim 2 strengthens flame-retardant polypropylene composite material, it is characterised in that：Described is fire-retardant
Agent is the one kind in bromide fire retardant, phosphorus flame retardant, aluminium hydroxide fire retardant, silicone flame retardant, expansion type flame retardant；
Bromide fire retardant is TDE, decabromodiphenyl oxide, octa-BDE, tetrabromo Biphenyl Ether, tetrabromobisphenol A, hexabromo ring ten
Dioxane, double three one or more smelt in benzene oxidative ethane, TBA/PC oligomer are combined；Phosphorus flame retardant be red phosphorus, ammonium phosphate salt,
APP, during expansion type flame retardant is bipentaerythrite, organic hypo-aluminum orthophosphate, melamine cyanurate, antimony oxide
One or more combination.
4. continuous glass-fiber according to claim 2 strengthens flame-retardant polypropylene composite material, it is characterised in that：Described antioxygen
Agent is Hinered phenols antioxidant or phosphite ester kind antioxidant.
5. continuous glass-fiber according to claim 2 strengthens flame-retardant polypropylene composite material, it is characterised in that：Described lubrication
Agent is the compounding of one or more in oleamide, erucyl amide, Tissuemat E.
6. a kind of continuous glass-fiber according to claim 1 strengthens flame-retardant polypropylene composite material, it is characterised in that：Described
At least one layer continuous fiber reinforced polypropylene composite material of continuous lod substrate.
7. continuous glass-fiber according to claim 1 strengthens flame-retardant polypropylene composite material, it is characterised in that：Described multilayer
At least one layer flame-retarded resin substrate of flame-retarded resin substrate is combined with continuous lod substrate, and structure is divided into double-layer structure, folder
Core structure, sandwich construction.
A kind of method that continuous glass-fiber prepared described in claim 1 strengthens flame-retardant polypropylene composite material, with percentage by weight
Meter, comprises the following steps：
1）, prepare continuous lod substrate：Will at least two-layer continuous fiber reinforced polypropylene unidirectional prepreg tape material according to 0 °,
45 °, 90 ° of various combination modes lay, at 180-200 DEG C heating be combined into substrate；
2）, prepare fire-retardant substrate：Polypropylene 40-85%, compatilizer 3-5 %, coupling agent 0.2-0.5 %, antioxidant 0.2-0.5 %,
Fire retardant 10-55 %；Above-mentioned material is well mixed, by double screw extruder melting extrusion, calendering formation；Extruder temperature
At 200-220 DEG C, rolling pressure is 0.5 ~ 5Mpa, and substrate thickness is 0.5-2.0mm for control；
3）, laying：Fire-retardant substrate and continuous fiber substrate are pressed into default double-layer structure or sandwich construction laying；
4）, prepare continuous glass-fiber enhancing flame-retardant polypropylene composite material：Continuous fiber substrate is answered with fire-retardant substrate by belt
Conjunction machine composite molding, as continuous glass-fiber strengthen flame-retardant polypropylene composite material, compounding machine temperature：180℃-200℃.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710120929.1A CN106881928A (en) | 2017-03-02 | 2017-03-02 | A kind of continuous glass-fiber enhancing flame-retardant polypropylene composite material and preparation method thereof |
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| CN201710120929.1A CN106881928A (en) | 2017-03-02 | 2017-03-02 | A kind of continuous glass-fiber enhancing flame-retardant polypropylene composite material and preparation method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110229415A (en) * | 2019-05-27 | 2019-09-13 | 中广核俊尔(浙江)新材料有限公司 | Flame retardant grade continuous glass fiber reinforced polypropylene presoaks carrying material and preparation method thereof |
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Application publication date: 20170623 |