CN109694520A - Flame-proof antibiotic PP fiberboard and preparation method thereof - Google Patents

Flame-proof antibiotic PP fiberboard and preparation method thereof Download PDF

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CN109694520A
CN109694520A CN201811617044.3A CN201811617044A CN109694520A CN 109694520 A CN109694520 A CN 109694520A CN 201811617044 A CN201811617044 A CN 201811617044A CN 109694520 A CN109694520 A CN 109694520A
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parts
flame
fiberboard
proof antibiotic
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肖彬
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    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10Homopolymers or copolymers of propene
    • C08L23/12Polypropene
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2217Oxides; Hydroxides of metals of magnesium
    • C08K2003/2224Magnesium hydroxide
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00Use of inorganic substances as compounding ingredients
    • C08K3/18Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20Oxides; Hydroxides
    • C08K3/22Oxides; Hydroxides of metals
    • C08K2003/2237Oxides; Hydroxides of metals of titanium
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00Specific properties of additives
    • C08K2201/014Additives containing two or more different additives of the same subgroup in C08K
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2201/00Properties
    • C08L2201/02Flame or fire retardant/resistant
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/14Polymer mixtures characterised by other features containing polymeric additives characterised by shape
    • C08L2205/16Fibres; Fibrils

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  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dry Formation Of Fiberboard And The Like (AREA)

Abstract

The invention discloses a kind of flame-proof antibiotic PP fiberboard and preparation method thereof, the flame-proof antibiotic PP fiberboard includes that the raw material of following weight parts is prepared: 60-100 parts PP, 10-30 parts ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 1-4 parts of odium stearate.Flame-proof antibiotic PP fiberboard of the invention has good anti-microbial property, fracture resistance, compressive property, stretches slight, Scratch Resistance energy, has good application prospect on construction material, automobile decoration piece, household, mechanical equipment component.

Description

Flame-proof antibiotic PP fiberboard and preparation method thereof
Technical field
The present invention relates to a kind of PP fiberboard technical fields, more particularly to a kind of flame-proof antibiotic PP fiberboard and its preparation Method.
Background technique
Polypropylene (PP) is the versatility plastic resin that a kind of source is wide, cheap, there is very extensive purposes.Its Crystallinity is high, compound with regular structure, thus has excellent mechanical property.The absolute value of Mechanical Properties of PP is higher than polyethylene, but Relatively low kind is still fallen in a plastic material.The biggish polypropylene of isotactic index tensile strength with higher, but with isotactic The impact strength of the raising of index, material is declined, but is no longer changed after dropping to a certain numerical value.Temperature and loading speed pair Polyacrylic toughness influences very big.When temperature is higher than glass transition temperature, impact failure is in ductile rupture, is lower than glass transition temperature In brittle fracture, and impact value sharp fall.Improve loading speed, the temperature that ductile rupture can be made to change to brittle fracture Degree rises.Polypropylene have excellent flexural fatigue resistance, product at normal temperature bent 106 times without damage.Fiberboard Also known as density board, it is to apply Lauxite or other applicable adhesive using wood fibre or other plant cellulose fiber as raw material Manufactured wood-based plate.Adhesive or additive can be applied in manufacturing process.It forms and contains isolated wood fibre in fiberboard Or fibre bundle.The raw material of fiber is produced mainly from forest harvesting residue, such as branch, the tip of a branch, small dimension wood;And timber adds Work residue, such as edges of boards, wood shavings, sawdust.Additionally produced using the waste material and other plant bar stem of chemistry of forest product processing Fiber.Fiberboard has many advantages, such as that uniform in material, intensity difference is not small, easy to crack in length and breadth, widely used.It is fast with China's economy The continuous improvement of speed development and Urbanization Rate, quality is stable, environmental protection grade is high, meets differentiated demand and has safety fire-retardant The fibreboard product of function has a vast market space.The industries such as following China's real estate, furniture, interior decoration, packaging Fast development and fast-growing Industry plantation raw material site be constructed and put into operation, the demand and export volume that drive fiberboard is steady Increase, ratio of the fibreboard product in Wood-based Panel Production total amount will also greatly improve.PP fiberboard can overcome the disadvantages that polypropylene stretches The low problem of intensity, while improving the load-bearing capacity of fiberboard.
Summary of the invention
The present invention provides a kind of flame-proof antibiotic PP fiberboards and preparation method thereof.The present invention adopts the following technical scheme:
A kind of flame-proof antibiotic PP fiberboard, the raw material including following weight parts are prepared: 60-100 parts PP, 10-30 parts ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 1-4 parts of odium stearate.
A kind of flame-proof antibiotic PP fiberboard, the raw material including following weight parts are prepared: 60-100 parts PP, 10-30 parts ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 1-4 parts of odium stearate, 2-10 parts of bondings Agent.
A kind of flame-proof antibiotic PP fiberboard, the raw material including following weight parts are prepared: 60-100 parts PP, 10-30 parts ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 3-12 parts of modified sisal fibers, 1-4 parts it is hard Resin acid sodium, 2-10 part adhesive.
According to flame-proof antibiotic PP fiberboard described in any of the above item, the antioxidant is antioxidant 1010, irgasfos 168 One of or it is a variety of.
According to flame-proof antibiotic PP fiberboard described in any of the above item, the fire retardant is three (tribromo neopentyl) phosphates And magnesium hydroxide, the mass ratio of three (tribromo neopentyl) phosphate and magnesium hydroxide are 3:1.
According to flame-proof antibiotic PP fiberboard described in any of the above item, the antibacterial agent is zinc oxide, one in titanium oxide Kind is a variety of.
According to flame-proof antibiotic PP fiberboard described in any of the above item, described adhesive includes melamine polyalcohol, modified pine Botany bar gum, modified starch, methenamine, the quality of the melamine polyalcohol, modified rosin resin, modified starch, methenamine Than for (3-5): (3-5): (3-5): 1, preferably 5:5:3:1.
By selecting suitable adhesive component, its preferred ratio range is constantly regulate, obtained adhesive can effectively increase The associativity of strong PP and fiber, improve PP fiberboard mechanical property, hardness, surface abrasion resistance.
Adhesive the preparation method is as follows: by melamine polyalcohol, modified rosin resin, modified starch, methenamine mix Afterwards, it is heated to 80-100 DEG C, is that 200-500 turns/min stirring 2-5 hours in 80-100 DEG C, revolving speed, natural cooling is bonded Agent.
Modified rosin resin described in adhesive the preparation method is as follows: 20-60g rosin be added flask in, be heated to 80- 110 DEG C, temperature is maintained to melt completely at 80-110 DEG C to rosin, 0.5-1.5g phenol, 0.2-0.8g mass fraction is then added Formalin, 0.02-0.08g methenamine for 37%, continue 80-110 DEG C reaction 2-5 hours, addition 0.02- 0.08g zinc oxide, 2-8g glycerol, are warming up to 240-270 DEG C, 240-270 DEG C heat preservation 5-10 hours, natural cooling is changed Property rosin resin.
Modified starch described in adhesive the preparation method is as follows: 5-12g starch, 15-30g water are mixed after stir it is equal It is even, starch emulsion is obtained, 1-5g sodium metaperiodate is added into starch emulsion, is uniformly mixed, then uses 0.5-1.5mol/L Salt acid for adjusting pH is then warming up to 35-45 DEG C to 1-3, turns in 35-45 DEG C, 100-400/min stirs 1-5 hours, then with 5000-7000 turns/centrifugation of min revolving speed 20-50 minutes, sediment separate out, after sediment 80-120g water washing, in 35-45 DEG C, absolute pressure be 0.01-0.03MPa condition dry 16-28 hours, obtain modified starch.
According to flame-proof antibiotic PP fiberboard described in any of the above item, the modified sisal fiber the preparation method is as follows: The modified sisal fiber the preparation method is as follows: sisal fiber crushed 300 meshes by (1), it is spare;By 8-15g diatomite It is added in 1000-2000g water, ultrasonic frequency is 20-60kHz, power is 200-800W condition ultrasound 30-60 minutes, obtains To diatomite dispersion liquids, 8-16g polyvinyl alcohol, 10-30g chitosan are added into diatomite dispersion liquid, is heated to 60-80 DEG C, It is that 200-600 turns/min stirring 0.5-1.5 hours in 60-80 DEG C, revolving speed, 80-120g sisal fiber is then added, continues to exist 60-80 DEG C, revolving speed be 200-600 turn/min stir 20-60 minute, cross 800 meshes, by filter cake be added 1200-1800g mass divide Number is in 2% glutaraldehyde water solution, addition 3-8g ethyl acetate is warming up to 55-65 DEG C, in 55-65 DEG C, revolving speed 200- 600 turns/min stir 20-60 minute, cross 800 meshes, by filter cake absolute pressure be 0.01-0.02MPa, 45-55 DEG C of dryings 18-26 hours;(2) filter cake after drying is added in 800-1500g paraffin oil, is 20-60kHz, function in ultrasonic frequency Rate be 200-800W condition ultrasound 30-60 minute, cross 800 meshes, by filter cake be added 500-1000g mass fraction for 75% to In 90% ethanol water, 0.1-0.5mol silane coupling agent is added, is warming up to 55-65 DEG C, is in 55-65 DEG C, revolving speed 200-600 turns/min stirring 18-26 hours, is then turned/centrifugation of min revolving speed 25-45 minutes with 5000-8000, takes centrifugation Object is 0.01-0.02MPa, 45-55 DEG C 18-26 hours dry in absolute pressure, obtains modified sisal fiber;The silane is even Joining agent is 4- aminopropyltriethoxy dimethoxysilane and/or N-2- aminoethyl -3- aminopropyltriethoxy diethoxy silane.It is preferred that Ground, the silane coupling agent are 4- aminopropyltriethoxy dimethoxysilane and N-2- aminoethyl -3- aminopropyltriethoxy diethoxy Silane, the quality of the 4- aminopropyltriethoxy dimethoxysilane and N-2- aminoethyl -3- aminopropyltriethoxy diethoxy silane Than for (1-3): (1-3).
Modified sisal fiber not only can the tensile strength of reinforced polypropylene plate, fracture resistance, load-bearing, also act as absorption volatilization The effect of property organic matter.
The present invention also provides a kind of preparation method of flame-proof antibiotic PP fiberboard, include the following steps: to weigh by weight Each raw material mixes each raw material, turns/min stirring 20-60 minutes in 25-30 DEG C, 200-500, then heats to 110-130 DEG C, 110-130 DEG C melting 20-50 minutes, be then pressed and molded on vulcanizing press, shed pressure, natural cooling is hindered Fire antibacterial PP fiberboard.
Preferably, the preparation method of the flame-proof antibiotic PP fiberboard, includes the following steps: to weigh each original by weight Material, each raw material is mixed, and is turned/min stirring 20-60 minutes in 25-30 DEG C, 200-500, is then heated to 110-130 DEG C, 110-130 DEG C melting 20-50 minutes, be then pressed and molded on vulcanizing press, first time molding temperature be 150-180 DEG C, Molding pressure is 20-50MPa, and clamp time is 10-30 minutes, and second of molding temperature is 145-175 DEG C, and molding pressure is Then etc. 15-30MPa, clamp time are 5-15 minute, and temperature are down to 65-95 DEG C and shed pressure, and natural cooling obtains fire-retardant resist Bacterium PP fiberboard.
Flame-proof antibiotic PP fiberboard of the invention has good anti-microbial property, fracture resistance, compressive property, stretches gently Degree, Scratch Resistance energy, have good application prospect on construction material, automobile decoration piece, household, mechanical equipment component.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can be each preferably to get the present invention in any combination Embodiment.
Specific embodiment
The present invention is further illustrated below by the mode of embodiment, but does not therefore limit the present invention to the reality It applies among a range.In the following examples, the experimental methods for specific conditions are not specified, according to conventional methods and conditions, or according to quotient The selection of product specification.
Part material used is described below in embodiment:
PP, Sinopec Beijing Yanshan Mountain branch company, trade mark K8303.
ABS, Qimei Industry Co., Ltd., model PA-757.
Sisal fiber, length 2mm, 100-120 μm of diameter, bundle fiber ultimate strength: 880N, percentage of impurity: 2.5%, resurgence Rate: 13%.Longzhou strength Ma Ye Co., Ltd provides.
4- aminopropyltriethoxy dimethoxysilane, CAS:3663-44-3.Nanjing Neng De new material technology Co., Ltd.
N-2- aminoethyl -3- aminopropyltriethoxy diethoxy silane, CAS:70240-34-5.It Nanjing can moral new material technology Co., Ltd.
Three (tribromo neopentyl) phosphates, CAS:19186-97-1.
Melamine polyalcohol, Jiangsu Changshun Group Co., Ltd, model: EDS-5083L.
Rosin, the oil flowed out inside pine tree trunk at watery, become a kind of day of blocks of solid through high temperature melting after dry and hard Right resin.It is specifically used in the embodiment of the present invention to be derived from masson pine (scientific name: Pinus massoniana Lamb.) Rosin.
Starch meets GB12309-90 primary standard using industrial cornstarch.
Sodium metaperiodate, molecular formula: NaIO4
Diatomite, 325 mesh of partial size.
Polyvinyl alcohol, Anhui Wanwei New High-tech Materials Co., Ltd, model PVA 17-99 (L).
Chitosan, deacetylated Du≤90%, viscosity (10g/L, 20 DEG C): 100mPas, the auspicious fine chemistry industry of Zhengzhou section are limited Company.
Paraffin oil, CAS:8012-95-1, Wuxi Yong Zhen industrial oil company.
The present invention is further illustrated below by the mode of embodiment.
Embodiment 1
A kind of flame-proof antibiotic PP fiberboard, the raw material including following weight parts are prepared: 80 parts of PP, 15 parts of ABS, 5 parts Fire retardant, 1.5 parts of antioxidants, 0.01 part of antibacterial agent, 8 parts of modified sisal fibers, 2 parts of odium stearate, 5 parts of adhesives.
The fire retardant be three (tribromo neopentyl) phosphates and magnesium hydroxide, three (tribromo neopentyl) phosphate and The mass ratio of magnesium hydroxide is 3:1.The antioxidant is antioxidant 1010.The antibacterial agent is titanium oxide.
Described adhesive includes melamine polyalcohol, modified rosin resin, modified starch, methenamine, and the melamine is polynary Alcohol, modified rosin resin, modified starch, methenamine mass ratio be 5:5:3:1.Described adhesive the preparation method is as follows: After melamine polyalcohol, modified rosin resin, modified starch, methenamine are mixed, 95 DEG C are heated to, in 95 DEG C, revolving speed 300 Turn/min stirring 3 hours, natural cooling obtains adhesive.The modified rosin resin the preparation method is as follows: 40g rosin adds Enter in flask, be heated to 100 DEG C, temperature is maintained to melt completely at 100 DEG C to rosin, 0.8g phenol, 0.5g mass is then added Formalin, 0.05g methenamine of the score for 37%, continue to react 4 hours at 100 DEG C, 0.05g zinc oxide, 5g are added Glycerol is warming up to 265 DEG C, keeps the temperature 8 hours at 265 DEG C, natural cooling obtains modified rosin resin.The system of the modified starch Preparation Method is as follows: stirring evenly after 8g starch, 20g water are mixed, obtains starch emulsion, 3g periodic acid is added into starch emulsion Sodium is uniformly mixed, and is then then warming up to 40 DEG C to 1.5 with 1mol/L salt acid for adjusting pH, stirred in 40 DEG C, 200 turns/min It mixes 3 hours, then with 5000 turns/min revolving speed centrifugation 40 minutes, sediment separate out, after sediment 100g water washing, 40 DEG C, absolute pressure be 0.01MPa condition dry 24 hours, obtain modified starch.
The modified sisal fiber the preparation method is as follows: sisal fiber crushed 300 meshes by (1), it is spare;By 10g Diatomite is added in 1500g water, ultrasonic frequency is 40kHz, power is 500W condition ultrasound 50 minutes, obtains diatomite point Dispersion liquid, into diatomite dispersion liquid be added 10g polyvinyl alcohol, 15g chitosan, be heated to 75 DEG C, 75 DEG C, revolving speed be 300 turns/ Min is stirred 1 hour, and 100g sisal fiber is then added, and is continued in 75 DEG C, revolving speed to be that 300 turns/min is stirred 40 minutes, is crossed 800 Mesh filter cake is added in the glutaraldehyde water solution that 1500g mass fraction is 2%, and 5g ethyl acetate is added, is warming up to 60 DEG C, 60 DEG C, revolving speed be 300 turns/min stir 40 minutes, cross 800 meshes, by filter cake absolute pressure be 0.01MPa, 50 DEG C of dryings 24 hours;(2) filter cake after drying is added in 1000g paraffin oil, ultrasonic frequency is 40kHz, power is 500W item Part ultrasound 50 minutes, crosses 800 meshes, filter cake is added in the ethanol water that 800g mass fraction is 85%, and 0.2mol is added Silane coupling agent is warming up to 60 DEG C, 60 DEG C, revolving speed be 300 turns/min stir 24 hours, then with 5000 turns/min revolving speed from The heart 30 minutes, take centrifugal sediment, absolute pressure be 0.01MPa, 50 DEG C drying 24 hours, obtain be modified sisal fiber.Institute State silane coupling agent be 4- aminopropyltriethoxy dimethoxysilane and N-2- aminoethyl -3- aminopropyltriethoxy diethoxy silane, The mass ratio of the 4- aminopropyltriethoxy dimethoxysilane and N-2- aminoethyl -3- aminopropyltriethoxy diethoxy silane is 1: 1。
The flame-proof antibiotic PP fiberboard the preparation method is as follows: weigh each raw material by weight, each raw material is mixed, 28 DEG C, 400 turns/min stirring 30 minutes, then heat to 120 DEG C, melt 40 minutes at 120 DEG C, then on vulcanizing press Compression molding, first time molding temperature are 175 DEG C, molding pressure 40MPa, and clamp time is 15 minutes, second of molding temperature Then etc. degree is 170 DEG C, molding pressure 25MPa, and clamp time is 10 minutes, and temperature are down to 80 DEG C and shed pressure, naturally cold But, flame-proof antibiotic PP fiberboard is obtained.
Embodiment 2
Substantially the same manner as Example 1, difference is only that, in the present embodiment 2, described adhesive include melamine polyalcohol, Modified rosin resin, modified starch, methenamine, the melamine polyalcohol, modified rosin resin, modified starch, methenamine Mass ratio be 3:5:5:1.The modified rosin resin, the preparation method of modified starch are same as Example 1.
Embodiment 3
Substantially the same manner as Example 1, difference is only that, in the present embodiment 3, described adhesive include melamine polyalcohol, Modified rosin resin, modified starch, methenamine, the melamine polyalcohol, modified rosin resin, modified starch, methenamine Mass ratio be 5:3:5:1.The modified rosin resin, the preparation method of modified starch are same as Example 1.
Embodiment 4
Substantially the same manner as Example 1, difference is only that: in the present embodiment 4, the preparation method of the modified sisal fiber is such as Under: (1) sisal fiber is crushed into 300 meshes, it is spare;10g diatomite is added in 1500g water, is in ultrasonic frequency 40kHz, power are 500W condition ultrasound 50 minutes, obtain diatomite dispersion liquid, 10g polyethylene is added into diatomite dispersion liquid Alcohol, 15g chitosan, are heated to 75 DEG C, are that 300 turns/min is stirred 1 hour in 75 DEG C, revolving speed, 100g sisal fiber is then added, Continue in 75 DEG C, revolving speed to be that 300 turns/min is stirred 40 minutes, cross 800 meshes, it is 2% that 1500g mass fraction, which is added, in filter cake In glutaraldehyde water solution, 5g ethyl acetate is added, is warming up to 60 DEG C, is that 300 turns/min is stirred 40 minutes in 60 DEG C, revolving speed, mistake 800 meshes, by filter cake absolute pressure be 0.01MPa, 50 DEG C drying 24 hours;(2) filter cake after drying is added to 1000g In paraffin oil, ultrasonic frequency is 40kHz, power is 500W condition ultrasound 50 minutes, filter cake is added 800 meshes excessively In the ethanol water that 800g mass fraction is 85%, 0.2mol silane coupling agent is added, 60 DEG C are warming up to, in 60 DEG C, revolving speed Centrifugal sediment is taken, in absolute pressure then with 5000 turns/min revolving speed centrifugation 30 minutes for 300 turns/min stirring 24 hours For 0.01MPa, 50 DEG C drying 24 hours, obtain modified sisal fiber.The silane coupling agent is only 4- aminopropyltriethoxy two Methoxy silane.
Embodiment 5
Substantially the same manner as Example 1, difference is only that: in the present embodiment 5, the preparation method of the modified sisal fiber is such as Under: (1) sisal fiber is crushed into 300 meshes, it is spare;10g diatomite is added in 1500g water, is in ultrasonic frequency 40kHz, power are 500W condition ultrasound 50 minutes, obtain diatomite dispersion liquid, 10g polyethylene is added into diatomite dispersion liquid Alcohol, 15g chitosan, are heated to 75 DEG C, are that 300 turns/min is stirred 1 hour in 75 DEG C, revolving speed, 100g sisal fiber is then added, Continue in 75 DEG C, revolving speed to be that 300 turns/min is stirred 40 minutes, cross 800 meshes, it is 2% that 1500g mass fraction, which is added, in filter cake In glutaraldehyde water solution, 5g ethyl acetate is added, is warming up to 60 DEG C, is that 300 turns/min is stirred 40 minutes in 60 DEG C, revolving speed, mistake 800 meshes, by filter cake absolute pressure be 0.01MPa, 50 DEG C drying 24 hours;(2) filter cake after drying is added to 1000g In paraffin oil, ultrasonic frequency is 40kHz, power is 500W condition ultrasound 50 minutes, filter cake is added 800 meshes excessively In the ethanol water that 800g mass fraction is 85%, 0.2mol silane coupling agent is added, 60 DEG C are warming up to, in 60 DEG C, revolving speed Centrifugal sediment is taken, in absolute pressure then with 5000 turns/min revolving speed centrifugation 30 minutes for 300 turns/min stirring 24 hours For 0.01MPa, 50 DEG C drying 24 hours, obtain modified sisal fiber.The silane coupling agent is only N-2- aminoethyl -3- ammonia Hydroxypropyl methyl diethoxy silane.
Comparative example 1
Substantially the same manner as Example 1, difference is only that: in this comparative example 1, the preparation method of the modified sisal fiber is such as Under: sisal fiber be crushed into 300 meshes, it is spare;By 10g diatomite be added 1500g water in, ultrasonic frequency be 40kHz, Power is 500W condition ultrasound 50 minutes, obtains diatomite dispersion liquid, 10g polyvinyl alcohol, 15g are added into diatomite dispersion liquid Chitosan is heated to 75 DEG C, is that 300 turns/min is stirred 1 hour in 75 DEG C, revolving speed, 100g sisal fiber is then added, continues 75 DEG C, revolving speed be 300 turns/min stir 40 minutes, cross 800 meshes, by filter cake be added 1500g mass fraction be 2% glutaraldehyde In aqueous solution, 5g ethyl acetate is added, is warming up to 60 DEG C, is that 300 turns/min is stirred 40 minutes in 60 DEG C, revolving speed, crosses 800 mesh Sieve, by filter cake absolute pressure is 0.01MPa, 50 DEG C of drying 24 hours to get modification sisal fiber.
Comparative example 2
A kind of flame-proof antibiotic PP fiberboard, the raw material including following weight parts are prepared: 80 parts of PP, 15 parts of ABS, 5 parts Fire retardant, 1.5 parts of antioxidants, 0.01 part of antibacterial agent, 8 parts of modified sisal fibers, 2 parts of odium stearate.
The fire retardant be three (tribromo neopentyl) phosphates and magnesium hydroxide, three (tribromo neopentyl) phosphate and The mass ratio of magnesium hydroxide is 3:1.The antioxidant is antioxidant 1010.The antibacterial agent is titanium oxide.
The preparation method of the modified sisal fiber is same as Example 1.
The flame-proof antibiotic PP fiberboard the preparation method is as follows: weigh each raw material by weight, each raw material is mixed, 28 DEG C, 400 turns/min stirring 30 minutes, then heat to 120 DEG C, melt 40 minutes at 120 DEG C, then on vulcanizing press Compression molding, first time molding temperature are 175 DEG C, molding pressure 40MPa, and clamp time is 15 minutes, second of molding temperature Then etc. degree is 170 DEG C, molding pressure 25MPa, and clamp time is 10 minutes, and temperature are down to 80 DEG C and shed pressure, naturally cold But, flame-proof antibiotic PP fiberboard is obtained.
Test case
Flame-proof antibiotic PP fiberboard is subjected to following tests:
(1), TVOC burst size is tested: being tested according to VDA277 standard.
(2), tensile strength is tested: being tested according to GB/T1447-2005.
(3), scraping and wiping resistance performance is tested: by flame-proof antibiotic PP fiberboard (long 60mm, width 60mm, with a thickness of 3mm) according to GMW14688 tests scraping and wiping resistance performance, load 10N.
Table 1:TVOC burst size test result table
TVOC burst size/(ugCg-1)
Embodiment 1 20.4
Embodiment 2 21.6
Embodiment 3 22.4
Embodiment 4 26.8
Embodiment 5 27.2
Comparative example 1 32.6
Table 2: tensile strength and scraping and wiping resistance performance test result table
Tensile strength/MPa △L
Embodiment 1 47 1.15
Embodiment 2 45 1.19
Embodiment 3 44 1.21
Embodiment 4 42 1.30
Embodiment 5 43 1.27
Comparative example 1 46 1.21
Comparative example 2 39 1.25
Flame-proof antibiotic PP fiberboard of the invention has good anti-microbial property, fracture resistance, compressive property, stretches gently Degree, Scratch Resistance energy, have good application prospect on construction material, automobile decoration piece, household, mechanical equipment component.It is fire-retardant anti- The modification sisal fiber added in bacterium PP fiberboard not only enhances the tensile strength and scraping and wiping resistance performance of fiberboard, also has and inhales The function of attached volatile organic matter reduces the smell of fiberboard.The adhesive added in flame-proof antibiotic PP fiberboard makes fiberboard Close structure, compacting improve load-bearing, the tension, fracture resistance of fiberboard.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea Technical solution, all should be within the scope of protection determined by the claims.

Claims (10)

1. a kind of flame-proof antibiotic PP fiberboard, which is characterized in that the raw material including following weight parts is prepared: 60-100 parts PP, 10-30 parts of ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 1-4 parts of odium stearate.
2. a kind of flame-proof antibiotic PP fiberboard, which is characterized in that the raw material including following weight parts is prepared: 60-100 parts PP, 10-30 parts of ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 1-4 parts of odium stearate, 2- 10 parts of adhesives.
3. a kind of flame-proof antibiotic PP fiberboard, which is characterized in that the raw material including following weight parts is prepared: 60-100 parts PP, 10-30 parts of ABS, 2-6 parts of fire retardants, 0.5-2 parts of antioxidants, 0.005-0.02 parts of antibacterial agents, 3-12 parts of modified sisal hemps are fine Dimension, 1-4 parts of odium stearate, 2-10 parts of adhesives.
4. flame-proof antibiotic PP fiberboard according to any one of claim 1-3, which is characterized in that the antioxidant is anti- One of oxygen agent 1010, irgasfos 168 are a variety of.
5. flame-proof antibiotic PP fiberboard according to any one of claim 1-3, which is characterized in that the fire retardant is three The mass ratio of (tribromo neopentyl) phosphate and magnesium hydroxide, three (tribromo neopentyl) phosphate and magnesium hydroxide is 3:1.
6. flame-proof antibiotic PP fiberboard according to any one of claim 1-3, which is characterized in that the antibacterial agent is oxygen Change one of zinc, titanium oxide or a variety of.
7. flame-proof antibiotic PP fiberboard according to claim 2 or 3, which is characterized in that described adhesive includes that melamine is more First alcohol, modified rosin resin, modified starch, methenamine, the melamine polyalcohol, modified rosin resin, modified starch, Wu Luo The mass ratio of tropine is (3-5): (3-5): (3-5): 1.
8. flame-proof antibiotic PP fiberboard according to claim 3, which is characterized in that the preparation side of the modified sisal fiber Method is as follows: (1) sisal fiber is crushed into 300 meshes, it is spare;8-15g diatomite is added in 1000-2000g water, in ultrasound Wave frequency rate is 20-60kHz, power is 200-800W condition ultrasound 30-60 minutes, obtains diatomite dispersion liquid, to diatomite point In dispersion liquid be added 8-16g polyvinyl alcohol, 10-30g chitosan, be heated to 60-80 DEG C, 60-80 DEG C, revolving speed be 200-600 turn/ Min is stirred 0.5-1.5 hours, and 80-120g sisal fiber is then added, and continues in 60-80 DEG C, revolving speed to be that 200-600 turns/min 800 meshes are crossed in stirring 20-60 minutes, filter cake are added in the glutaraldehyde water solution that 1200-1800g mass fraction is 2%, are added Enter 3-8g ethyl acetate, be warming up to 55-65 DEG C, is that 200-600 turns/min stirring 20-60 minutes in 55-65 DEG C, revolving speed, crosses 800 Mesh, filter cake is 18-26 hours dry for 0.01-0.02MPa, 45-55 DEG C in absolute pressure;(2) filter cake after drying is added Enter into 800-1500g paraffin oil, ultrasonic frequency is 20-60kHz, power is 200-800W condition ultrasound 30-60 minutes, 800 meshes are crossed, filter cake are added in the ethanol water that 500-1000g mass fraction is 75% to 90%, 0.1- is added 0.5mol silane coupling agent, is warming up to 55-65 DEG C, is 200-600 turns/min stirring 18-26 hours in 55-65 DEG C, revolving speed, so Afterwards with 5000-8000 turn/min revolving speed be centrifuged 25-45 minute, take centrifugal sediment, absolute pressure be 0.01-0.02MPa, 45-55 DEG C 18-26 hours dry, obtains modified sisal fiber;The silane coupling agent is 4- aminopropyltriethoxy dimethoxy silicon Alkane and/or N-2- aminoethyl -3- aminopropyltriethoxy diethoxy silane.
9. the preparation method of flame-proof antibiotic PP fiberboard according to claim 1 to 8, which is characterized in that including Following step: weighing each raw material by weight, and each raw material is mixed, and turns/20-60 points of min stirring in 25-30 DEG C, 200-500 Clock then heats to 110-130 DEG C, 110-130 DEG C melting 20-50 minutes, be then pressed and molded, unload on vulcanizing press Pressure is gone, natural cooling obtains flame-proof antibiotic PP fiberboard.
10. the preparation method of flame-proof antibiotic PP fiberboard according to claim 9, which is characterized in that include the following steps: Each raw material is weighed by weight, each raw material is mixed, and is turned/min stirring 20-60 minutes in 25-30 DEG C, 200-500, is then heated up To 110-130 DEG C, 110-130 DEG C melting 20-50 minutes, be then pressed and molded on vulcanizing press, for the first time be molded temperature Degree is 150-180 DEG C, molding pressure 20-50MPa, and clamp time is 10-30 minutes, and second of molding temperature is 145-175 DEG C, then etc. molding pressure 15-30MPa, clamp time is 5-15 minutes, and temperature are down to 65-95 DEG C and shed pressure, naturally cold But, flame-proof antibiotic PP fiberboard is obtained.
CN201811617044.3A 2018-12-28 2018-12-28 Flame-proof antibiotic PP fiberboard and preparation method thereof Pending CN109694520A (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101121813A (en) * 2007-08-02 2008-02-13 同济大学 Full-degradation natural fibre/polylactic acid composite material and preparation method thereof
HK1208486A1 (en) * 2015-05-27 2016-03-04 Dongguan Kidsme Ind Ltd A high wear-resistance and environmental educational toys and its manufacturing method
CN105566807A (en) * 2016-01-29 2016-05-11 宁波远欣石化有限公司 Heat-resistant stable plastic plate and preparation method thereof
CN108641191A (en) * 2018-05-31 2018-10-12 占夏青 antibacterial flame retardant plastic

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101121813A (en) * 2007-08-02 2008-02-13 同济大学 Full-degradation natural fibre/polylactic acid composite material and preparation method thereof
HK1208486A1 (en) * 2015-05-27 2016-03-04 Dongguan Kidsme Ind Ltd A high wear-resistance and environmental educational toys and its manufacturing method
CN105566807A (en) * 2016-01-29 2016-05-11 宁波远欣石化有限公司 Heat-resistant stable plastic plate and preparation method thereof
CN108641191A (en) * 2018-05-31 2018-10-12 占夏青 antibacterial flame retardant plastic

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Application publication date: 20190430