CN106398035A - Manufacturing method of enhanced anti-aging polyvinyl chloride building board - Google Patents
Manufacturing method of enhanced anti-aging polyvinyl chloride building board Download PDFInfo
- Publication number
- CN106398035A CN106398035A CN201610792442.3A CN201610792442A CN106398035A CN 106398035 A CN106398035 A CN 106398035A CN 201610792442 A CN201610792442 A CN 201610792442A CN 106398035 A CN106398035 A CN 106398035A
- Authority
- CN
- China
- Prior art keywords
- parts
- enhancement mode
- ageing
- cpvc
- mass fraction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
- B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
- B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L27/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers
- C08L27/02—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L27/04—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Compositions of derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08L27/06—Homopolymers or copolymers of vinyl chloride
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- 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
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/18—Applications used for pipes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- 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 a manufacturing method of an enhanced anti-aging polyvinyl chloride building board. According to the method, basalt short fiber, attapulgite crystals, calcium carbonate whisker, wollastonite needle-shaped fiber, sodium bicarbonate water solution and nanometer montmorillonoid are mixed; after steaming reaction and microwave roasting, the materials are soaked into an aminosulfonic acid solution to be subjected to moisture absorption and dispersion; suspended materials are taken to be subjected to ultrasonic wave treatment; upper layer suspended materials are taken and are filtered, washed and dried; obtained materials are mixed with titanium dioxide, tribasic lead sulfate, white carbon black silane coupling agents, ultraviolet light absorbers, antioxidants, light stabilizers and barium stearate; stirring and drying are performed; then, polyvinyl chloride resin powder is added for stirring; the equidirectional double-screw melting mixing extrusion is performed to obtain the enhanced anti-aging polyvinyl chloride plastics. Melting is performed by an extruding machine unit; compounding extrusion is performed through a double-ingredient peel core layer co-extrusion mold, and the building board with a peel layer being the enhanced anti-aging polyvinyl chloride is obtained.
Description
Technical field
The present invention relates to a kind of manufacture method of the anti-ageing chlorinated polynvinyl chloride (CPVC) building board of enhancement mode, belong to plastic manufacture
Technology.
Background technology
Polrvinyl chloride, abbreviation PVC, is a kind of macromolecule using a chlorine atom to replace one of polyethylene hydrogen atom
Thermoplastic resin.Polyvinyl chloride is the white powder of impalpable structure, and the degree of branching is less, and industrial PVC molecular weight is general
In the range of 50,000～120,000, no definite melting point, 80～85 DEG C start to soften, and 130 DEG C are changed into viscoelastic state, 160～180 DEG C of beginnings
It is changed into viscous state, have preferable mechanical performance, tensile strength 60MPa about, impact strength 5～10kJ/m2, there is excellent Jie
Electrical property, but it is poor to the stability of light and heat, more than 100 DEG C or through long-time exposure in sunshine, will decompose and produce chlorine
Change hydrogen, and further autocatalysiss decompose, and cause variable color, physical and mechanical propertiess also decline rapidly.PVC is very hard, mechanical strength
Well.All stable to organic and mineral acid, alkali, salt, it is a kind of important architecture engineering material, using large in number and widely distributed.
PVC maximum feature is fire-retardant, is widely used in the fields such as building materials, light industry, agricultural.Its product is mainly used in managing
The construction material aspect such as material, section bar.
The less stable to light, heat for the PVC, softening point is 80 DEG C, starts to decompose, more than 130 DEG C are decomposed more when 100 DEG C
Hurry up.Ultraviolet in sunlight and oxygen can make polrvinyl chloride occur photooxidation to decompose, and make the flexible decline of polrvinyl chloride, finally send out
Crisp.The natural aging of polrvinyl chloride open air building materials is mainly subject to the wind of nature, Exposure to Sunlight, drenches with rain and from outward appearance to inner essence develop, polychlorostyrene
The destructive factor of ethylene building materials is mainly aging damage.
Basalt fibre, is after basalt building stones melt at 1450 DEG C～1500 DEG C, by platinum-rhodium alloy bushing at a high speed
The continuous fiber drawing, intensity is suitable with glass fibre.The color of pure natural basalt fibre is generally brown, and some are seemingly
Golden.Not only intensity is high for basalt continuous fiber, but also has electric insulation, multiple excellent properties such as corrosion-resistant, high temperature resistant.This
Outward, the production technology of basalt fibre determine generation garbage few, environmental pollution is little, and can directly exist after product abandonment
Degrade in environment, no any harm, thus be a kind of genuine green, environment-friendly materials.Basalt fibre can extensively be answered
Use polymeric material, improve intensity, shock resistance, resisting fatigue, dimensional stability and heat stability.
White carbon can consumingly uv reflectance, be added in polyvinyl resin and can greatly reduce ultraviolet to polyethylene
Degradation, thus reaching the purpose delaying material aging.Silica particles are less 100 1000 times than SiO2, added
It is added in polyvinyl resin, be conducive to melting membrane.Due to high fluidity and the small-size effect of white carbon, make material surface more
Plus densification is carefully clean, the high intensity of nano-particle in addition, so that film strength is greatly enhanced.
Rutile type titanium dioxide both as coloring agent, has reinforcement, anti-aging, filling effect in rubber, plastics again.?
A small amount of Rutile type titanium dioxide is added in plastics, under sun exposure, sun-resistant, do not ftracture, invariant color.Plastics system can be improved
The thermostability of product, light resistance, weatherability, make the physical and chemical performance of plastic be improved, and strengthen the mechanical strength of product,
Increase the service life.
Wollastonite raphioid fiber is a kind of anorthic system, thin platelike crystal, and aggregation is in radiation needle-like or threadiness.It is to mould
Material, rubber preferable aging resistance packing material.Can improve plastics, the impact strength of rubber, strengthen mobility with
And improve tensile strength, impact strength, linear stretch and mould shrinkage factor.Nontoxic, resistance to chemical attack, heat stability and dimensionally stable
Well, there are glass and pearly luster, low water absorption and oil factor, mechanical property and excellent electrical properties and there is certain reinforcement work
With.
Tribasic lead sulfate, is mainly used in polrvinyl chloride hard pipe, plate, injection-molded article it can also be used to flexible article.This
Product are using a kind of most common PVC stabilizer, have excellent thermostability and electrical insulating property, light resistance is fair, thermally-stabilised
Function admirable, has lasting stablizing effect.It is particularly well-suited to high temperature process.
Montmorillonite is the surface electronegative silicate lamella by nano thickness for the class, relies on the electrostatic interaction of interlayer and heap
The long-pending earthy mineral together constituting, the structure cell in its crystal structure is by one layer of alumina octahedral of folder in the middle of two-layer silicon-oxy tetrahedron
Body is constituted.There is one-dimensional layered nano-structure and the cation exchange characteristic of uniqueness, thus giving the many modifications of montmorillonite
May be with the expansion of application.Modified montmorillonite has a very strong absorbability, good dispersive property, can be extensive
Application macromolecular material industry, as the additive of nanometer polymer macromolecular material, improves shock resistance, resisting fatigue, dimensionally stable
Property and gas barrier property etc., thus playing the effect strengthening polymer comprehensive physical performance, improve materiel machining performance simultaneously.
Whisker is with the diameter very little (0.1-10um) of single crystal form growth, atomic arrangement high-sequential, intensity
Close to perfect crystal theoretical value, have the fibrous material of certain draw ratio (5-1000), add in thermoplastic macromolecule material
A small amount of whisker, just can not only strengthen but also toughness reinforcing, also can improve the other performances such as thermostability.
Aluminium borate whisker is a kind of whiskers fiber, belongs to the crystal of structure of right angle intersection, 0.5-1 μm of diameter, length 10-
30μm.This whisker has high elastic modelling quantity, good mechanical strength, and thermostability, chemical proofing, acid resistance, electricity are absolutely
The features such as edge, neutron-absorbing performance and metal covalency, can be not only used for adiabatic, heat-resisting and anticorrosive material it is also possible to make
The reinforcing agent of thermoplastic resin, thermosetting resin, cement, pottery and metal.Aluminium borate whisker has excellent Wear-resistant
Energy, fire resistant flame retardant etc..The price of Alborex M 12 is relatively low, only the 1/10 1/30 of silicon carbide whisker, is that one kind has very big market
The new type whisker material of potentiality.The matrix resin that at present research uses mainly include PP, PE, PVC, PS, PC, PA, polyimides,
Polyphenylene sulfide etc., prepared composite has excellent intensity, rigidity, wearability.
Calcium carbonate crystal whisker is used for the thermoplastics such as modified plastics and shows significant enhancing, toughening effect.Can improve
The heat stability of product, ageing resistace；Processing characteristics and the surface smoothness of product also can be lifted.
Barium stearate is the fast light heat-resisting stabilizing agent of igelite, and antioxidant CA has the antioxygen of brilliance to polrvinyl chloride
Change performance, Ultraviolet Absorber UV-P can absorbing wavelength strongly be persistently 270～380 nanometers of ultraviolet, significantly improves polychlorostyrene
The thermo-oxidative stability of vinyl-products, light stabilizer HPT can be used as polrvinyl chloride light stabilizer, can give the excellent open air of product and prevent
Ageing properties.
The basic structural unit of attapulgite is bar-shaped, needle-like, fibrous monocrystal, and abbreviation attapulgite is brilliant, attapulgite
The brilliant general ＜ of content 50% of middle rod, attapulgite crystalline substance is about 0.5-5 μm, wide about 0.01-0.10 μm, and the brilliant surface of attapulgite is covered with
Concavo-convex alternate groove, Mohs' hardness 2-3 level, it is heated to 700-800 DEG C, 5 grades of hardness ＞.Proportion is 2.05-2.32, is added on
Both as coloring agent in plastics, there is reinforcement, fire-retardant, anti-aging again.
Material scientific worker is directed to the defect that polyvinyl chloride plastic material products exist for many years, has carried out substantial amounts of modification and has ground
Study carefully, to be obtained have that intensity is high, ageing-resistant igelite and its product.
Content of the invention
It is an object of the invention to overcoming the shortcomings of that prior art exists, a kind of anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode is provided to build
Build the manufacture method of sheet material.
A kind of manufacture method of enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that the present invention provides, using following steps：
A) press mass fraction, take 5-10 part characterization parameter fiber number to be 1-3dtex, the short basalt fiber of a length of 2-4mm,
A length of 0.5-5 μm of 2.0-4.0 part characterization parameter, a width of 0.01-0.10 μm of attapulgite crystalline substance, 2.0-4.0 part characterization parameter diameter
For 1.0-3.0 μm, the calcium carbonate crystal whisker for 5-25 μm for the length, a diameter of 0.5-1.0 μm of 2-4 part characterization parameter, length 10-30 μm
Aluminium borate whisker, 0.5-1.0 part lauryl amine polyoxyethylene ether, 2.0-4.0 part draw ratio be 14-16:1 wollastonite needle-like is fine
Dimension, the aqueous solution of 6.0-12 part mass fraction 20-30% sodium bicarbonate, 2.0-4.0 part nano imvite, it is blended in 130-140
Stirring decatize reaction 30-50min in DEG C superheated steam reactor, in 300-350 DEG C of vacuum microwave roasting 2.5-3.5h, then
It is dipped in vacuum moisture absorption in the sulfamic acid solution that 120-200 part mass fraction is 30% to process, inhale saturating post-heating super to 60-80 DEG C
Sound wave disperses 0.5-1.5h, is stirred for disperseing 2-3h, takes float, with 100-200 part 3-5% containing mass fraction sodium tripolyphosphate
The deionized water of dispersion liquid ultrasonic Treatment 20-40min at 75-85 DEG C, takes upper strata float to filter through 80-120 mesh, clear water
Washes clean, vacuum drying, obtain modified crystal whiskers reinforcing material；
B) press mass fraction, take step A) 15-25 part modified crystal whiskers reinforcing material of preparing, 1.0-2.0 part rutile-type
Titanium dioxide, 3-6 part tribasic lead sulfate, 1.0-2.0 part white carbon, 12-20 part silane coupler, 0.5-1.0 part ultraviolet is inhaled
Receive agent UV-P, 1.0-2.0 part antioxidant CA, 0.3-0.5 part light stabilizer HPT, 5-10 part barium stearate, under the conditions of 80-90 DEG C
Turn/speed stirring reaction 30-40min of min with 250-350 in mixer, vacuum drying under the conditions of 55-65 DEG C, then plus
Enter 300-400 part polyvinyl chloride resin powder, turn/speed stirring the 40-50min of min with 250-350, in parallel dual-screw melting
Kneading extrusion obtains enhancement mode aging resistance igelite particle；
C) press mass fraction, take 80-120 part reclaiming polrvinyl chloride powder, 25-40 part 20-80 mesh wood powder, 5-10 part table
Levy parameter fiber number to organise short basalt fiber for 1-3dtex, a length of 2-4mm, 10-20 part Calcium Carbonate, 1-2 part is silane coupled
Agent, 1-2 part calcium stearate, 1.0-2.0 part antioxidant, mixing turns/min stirring 30-50min with 250-350, in conical double-screw
Melting kneading extrusion is recycled regeneration polyvinyl chloride wood plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Wood moulding conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 0.8-1.5mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode for preparing as cortex, with step C) recovery that obtains is again
Raw polyvinyl chloride wood plastic is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, through double-component core-skin layer altogether
Extruding mold compound extruded makes the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.0-2.5mm.
A kind of manufacture method of enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that the present invention provides, using following steps：
A) press mass fraction, take 7.5 parts of characterization parameter fiber numbers to be 2dtex, a length of 3mm short basalt fiber, 3 parts characterize ginseng
Number a length of 2.7 μm, a width of 0.5 μm of attapulgite crystalline substance, a diameter of 2 μm of 3 parts of characterization parameters, length are 15 μm of calcium carbonate crystal whisker, 3 parts
A diameter of 0.7 μm of characterization parameter, the aluminium borate whisker of 20 μm of length, 0.7 part of lauryl amine polyoxyethylene ether, 3 parts of draw ratios are,
15:1 wollastonite raphioid fiber, the aqueous solution of 9 parts of mass fraction 25% sodium bicarbonate, 3 parts of nano imvites, it is blended in 135 DEG C
In superheated steam reactor, stirring decatize reaction 40min, in 330 DEG C of vacuum microwave roasting 3h, is then dipped in 160 parts of quality and divides
Vacuum moisture absorption in the sulfamic acid solution for 30% for the number is processed, and inhales saturating post-heating and disperses 1.0h to 70 DEG C of ultrasound wave, is stirred for point
Scattered 2.5h, takes float, with 150 parts of ultrasound wave at 80 DEG C of the deionized water containing mass fraction 4% sodium tripolyphosphate dispersion liquid
Process 30min, take upper strata float to filter through 100 mesh, clear water washes clean, vacuum drying, obtain modified crystal whiskers reinforcing material；
B) press mass fraction, take step A) 20 parts of modified crystal whiskers reinforcing materials preparing, 1.5 parts of Rutile type titanium dioxide,
3 4.5 parts of basic lead sulphates, 1.5 parts of white carbons, 16 parts of silane couplers, 0.7 part of Ultraviolet Absorber UV-P, 1.5 parts of antioxygens
Agent CA, 0.4 part of light stabilizer HPT, 7.5 parts of barium stearates, are stirred with the speed of 300 turns/min under the conditions of 85 DEG C in mixer
Reaction 35min, vacuum drying under the conditions of 60 DEG C, add 350 parts of polyvinyl chloride resin powder, stirred with the speed of 300 turns/min
Mix 45min, melt kneading extrusion in parallel dual-screw and obtain enhancement mode aging resistance igelite particle；
C) press mass fraction, take 100 parts of reclaiming polrvinyl chloride powder, 35 parts of 20-80 mesh wood powders, 7.5 parts of characterization parameters
Fiber number is 1-3dtex, length organises short basalt fiber for 2-4mm, 15 parts of Calcium Carbonate, 1.5 parts of silane couplers, 1.5 parts
Calcium stearate, 1.5 parts of antioxidant, mixing stirs 40min with 300 turns/min, melts kneading extrusion in conical double-screw and is returned
Receive regeneration polyvinyl chloride wood plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Wood moulding conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
1.2mm enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared as cortex, with step C) reclaiming that obtains gathers
Vinyl chloride wood moulding is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, through double-component core-skin layer coextruding die
Tool compound extruded makes the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.8mm.
Generally add modified function material in the plastic to prepare functional plastics is all to sacrifice the original intensity of plastics, toughness etc.
Physical property is cost, and compared with prior art, the present invention has synergistic effect in the interpolation of polrvinyl chloride building board cortex
Anti-aging materials and age resister：Wollastonite raphioid fiber, UV absorbent, barium stearate and light stabilizer, antioxidant
Deng；Reinforcing material whisker, basalt fibre etc.；Object is aging and all from outward appearance to inner essence occurs, by the aging resistance effect of this cortex
Fruit is given full play to；Next is added on the reinforcing materials such as the whisker of building board cortex and is given full play to potentiation.This
Technology, in addition to building board of the present invention, can be made into the enhancement mode aging resistance polyvinyl chloride pipe that outer surface is the art of this patent
Material, sheet material, section bar, container, electrical equipment, furniture, General Mechanical Parts, the enhancement mode aging resistance polyvinyl chloride plastic such as electric wire and cable jacket
Material products.
Specific embodiment
Below in conjunction with specific embodiment, the present invention will be described in detail：A kind of enhancement mode aging resistance of the present invention
The manufacture method of polrvinyl chloride building board, using following steps：
A) press mass fraction, take 5-10 part characterization parameter fiber number to be 1-3dtex, the short basalt fiber of a length of 2-4mm,
A length of 0.5-5 μm of 2.0-4.0 part characterization parameter, a width of 0.01-0.10 μm of attapulgite crystalline substance, 2.0-4.0 part characterization parameter diameter
For 1.0-3.0 μm, the calcium carbonate crystal whisker for 5-25 μm for the length, a diameter of 0.5-1.0 μm of 2-4 part characterization parameter, length 10-30 μm
Aluminium borate whisker, 0.5-1.0 part lauryl amine polyoxyethylene ether, 2.0-4.0 part draw ratio be 14-16:1 wollastonite needle-like is fine
Dimension, the aqueous solution of 6.0-12 part mass fraction 20-30% sodium bicarbonate, 2.0-4.0 part nano imvite, it is blended in 130-140
Stirring decatize reaction 30-50min in DEG C superheated steam reactor, in 300-350 DEG C of vacuum microwave roasting 2.5-3.5h, then
It is dipped in vacuum moisture absorption in the sulfamic acid solution that 120-200 part mass fraction is 30% to process, inhale saturating post-heating super to 60-80 DEG C
Sound wave disperses 0.5-1.5h, is stirred for disperseing 2-3h, takes float, with 100-200 part 3-5% containing mass fraction sodium tripolyphosphate
The deionized water of dispersion liquid ultrasonic Treatment 20-40min at 75-85 DEG C, takes upper strata float to filter through 80-120 mesh, clear water
Washes clean, vacuum drying, obtain modified crystal whiskers reinforcing material；
B) press mass fraction, take step A) 15-25 part modified crystal whiskers reinforcing material of preparing, 1.0-2.0 part rutile-type
Titanium dioxide, 3-6 part tribasic lead sulfate, 1.0-2.0 part white carbon, 12-20 part silane coupler, 0.5-1.0 part ultraviolet is inhaled
Receive agent UV-P, 1.0-2.0 part antioxidant CA, 0.3-0.5 part light stabilizer HPT, 5-10 part barium stearate, under the conditions of 80-90 DEG C
Turn/speed stirring reaction 30-40min of min with 250-350 in mixer, vacuum drying under the conditions of 55-65 DEG C, then plus
Enter 300-400 part polyvinyl chloride resin powder, turn/speed stirring the 40-50min of min with 250-350, in parallel dual-screw melting
Kneading extrusion obtains enhancement mode aging resistance igelite particle；
C) press mass fraction, take 80-120 part reclaiming polrvinyl chloride powder, 25-40 part 20-80 mesh wood powder, 5-10 part table
Levy parameter fiber number to organise short basalt fiber for 1-3dtex, a length of 2-4mm, 10-20 part Calcium Carbonate, 1-2 part is silane coupled
Agent, 1-2 part calcium stearate, 1.0-2.0 part antioxidant, mixing turns/min stirring 30-50min with 250-350, in conical double-screw
Melting kneading extrusion is recycled regeneration polyvinyl chloride wood plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Wood moulding conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 0.8-1.5mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode for preparing as cortex, with step C) recovery that obtains is again
Raw polyvinyl chloride wood plastic is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, through double-component core-skin layer altogether
Extruding mold compound extruded makes the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.0-2.5mm.
Embodiment 1：A kind of manufacture method of the anti-ageing chlorinated polynvinyl chloride (CPVC) building board of enhancement mode, using following steps：
A) press mass fraction, take 5 parts of characterization parameter fiber numbers to be 1dtex, the short basalt fiber of a length of 2mm, 2.0 parts of signs
A length of 0.5 μm of parameter, a width of 0.01 μm of attapulgite are brilliant, and a diameter of 1.0 μm of 2.0 parts of characterization parameters, length are 5 μm of Calcium Carbonate
Whisker, a diameter of 0.5 μm of 2 parts of characterization parameters, the aluminium borate whisker of 10 μm of length, 0.5 part of lauryl amine polyoxyethylene ether, 2.0 parts
Draw ratio is 14:1 wollastonite raphioid fiber, the aqueous solution of 6.0 parts of mass fraction 20% sodium bicarbonate, 2.0 parts of nano imvites,
It is blended in stirring decatize reaction 30min in 130 DEG C of superheated steam reactors, in 300 DEG C of vacuum microwave roasting 2.5h, then soak
In 120 parts of mass fractions be 30% sulfamic acid solution in vacuum moisture absorption process, inhale saturating post-heating and disperse to 60 DEG C of ultrasound wave
0.5h, is stirred for disperseing 2h, takes float, contains the deionized waters of mass fraction 3% sodium tripolyphosphate dispersion liquid 75 with 100 parts
Ultrasonic Treatment 20min at DEG C, takes upper strata float to filter through 80 mesh, clear water washes clean, and vacuum drying obtains modified crystal whiskers
Reinforcing material；
B) press mass fraction, take step A) 15 parts of modified crystal whiskers reinforcing materials preparing, 1.0 parts of Rutile type titanium dioxide, 3
Part tribasic lead sulfate, 1.0 parts of white carbons, 12 parts of silane couplers, 0.5 part of Ultraviolet Absorber UV-P, 1.0 parts of antioxidant
CA, 0.3 part of light stabilizer HPT, 5 parts of barium stearates, with the speed stirring reaction of 250 turns/min in mixer under the conditions of 80 DEG C
30min, vacuum drying under the conditions of 55 DEG C, add 300 parts of polyvinyl chloride resin powder, with the speed stirring of 250 turns/min
40min, melts kneading extrusion in parallel dual-screw and obtains enhancement mode aging resistance igelite particle；
C) press mass fraction, take 80 parts of reclaiming polrvinyl chloride powder, 25 part of 20 mesh wood powder, 5 parts of characterization parameter fiber numbers are
1dtex, a length of 2mm organise short basalt fiber, 10 parts of Calcium Carbonate, 1 part of silane coupler, 1 part of calcium stearate, and 1.0 parts resist
Oxygen agent, mixing stirs 30min with 250 turns/min, melts kneading extrusion in conical double-screw and is recycled regeneration polyvinyl chloride wood
Plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Wood moulding conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 0.8mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode for preparing as cortex, with step C) recovery that obtains is again
Raw polyvinyl chloride wood plastic is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, through double-component core-skin layer altogether
Extruding mold compound extruded makes the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.0mm.
Embodiment 2：A kind of manufacture method of the anti-ageing chlorinated polynvinyl chloride (CPVC) building board of enhancement mode, using following steps：
A) press mass fraction, take 7.5 parts of characterization parameter fiber numbers to be 2dtex, a length of 3mm short basalt fiber, 3 parts characterize ginseng
Number a length of 2.7 μm, a width of 0.5 μm of attapulgite crystalline substance, a diameter of 2 μm of 3 parts of characterization parameters, length are 15 μm of calcium carbonate crystal whisker, 3 parts
A diameter of 0.7 μm of characterization parameter, the aluminium borate whisker of 20 μm of length, 0.7 part of lauryl amine polyoxyethylene ether, 3 parts of draw ratios are,
15:1 wollastonite raphioid fiber, the aqueous solution of 9 parts of mass fraction 25% sodium bicarbonate, 3 parts of nano imvites, it is blended in 135 DEG C
In superheated steam reactor, stirring decatize reaction 40min, in 330 DEG C of vacuum microwave roasting 3h, is then dipped in 160 parts of quality and divides
Vacuum moisture absorption in the sulfamic acid solution for 30% for the number is processed, and inhales saturating post-heating and disperses 1.0h to 70 DEG C of ultrasound wave, is stirred for point
Scattered 2.5h, takes float, with 150 parts of ultrasound wave at 80 DEG C of the deionized water containing mass fraction 4% sodium tripolyphosphate dispersion liquid
Process 30min, take upper strata float to filter through 100 mesh, clear water washes clean, vacuum drying, obtain modified crystal whiskers reinforcing material；
B) press mass fraction, take step A) 20 parts of modified crystal whiskers reinforcing materials preparing, 1.5 parts of Rutile type titanium dioxide,
3 4.5 parts of basic lead sulphates, 1.5 parts of white carbons, 16 parts of silane couplers, 0.7 part of Ultraviolet Absorber UV-P, 1.5 parts of antioxygens
Agent CA, 0.4 part of light stabilizer HPT, 7.5 parts of barium stearates, are stirred with the speed of 300 turns/min under the conditions of 85 DEG C in mixer
Reaction 35min, vacuum drying under the conditions of 60 DEG C, add 350 parts of polyvinyl chloride resin powder, stirred with the speed of 300 turns/min
Mix 45min, melt kneading extrusion in parallel dual-screw and obtain enhancement mode aging resistance igelite particle；
C) press mass fraction, take 100 parts of reclaiming polrvinyl chloride powder, 35 parts of 20-80 mesh wood powders, 7.5 parts of characterization parameters
Fiber number is 1-3dtex, length organises short basalt fiber for 2-4mm, 15 parts of Calcium Carbonate, 1.5 parts of silane couplers, 1.5 parts
Calcium stearate, 1.5 parts of antioxidant, mixing stirs 40min with 300 turns/min, melts kneading extrusion in conical double-screw and is returned
Receive regeneration polyvinyl chloride wood plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Wood moulding conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 1.2mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared as cortex, with step C) reclaiming that obtains gathers
Vinyl chloride wood moulding is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, through double-component core-skin layer coextruding die
Tool compound extruded makes the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.8mm.
Embodiment 3：A kind of manufacture method of the anti-ageing chlorinated polynvinyl chloride (CPVC) building board of enhancement mode, using following steps：
A) press mass fraction, take 10 parts of characterization parameter fiber numbers to be 3dtex, the short basalt fiber of a length of 4mm, 4.0 parts of tables
Levy a length of 5 μm of parameter, a width of 0.10 μm of attapulgite brilliant, a diameter of 3.0 μm of 4.0 parts of characterization parameters, length are 25 μm of carbonic acid
Calcium pyroborate, a diameter of 1.0 μm of 4 parts of characterization parameters, the aluminium borate whisker of 30 μm of length, 1.0 parts of lauryl amine polyoxyethylene ether, 4.0
Part draw ratio is 16:1 wollastonite raphioid fiber, the aqueous solution of 12 parts of mass fraction 30% sodium bicarbonate, 4.0 parts of nanometers are covered and are taken off
Soil, is blended in stirring decatize reaction 50min in 140 DEG C of superheated steam reactors, in 350 DEG C of vacuum microwave roasting 3.5h, so
It is dipped in vacuum moisture absorption in the sulfamic acid solution that 200 parts of mass fractions are 30% afterwards to process, inhale saturating post-heating to 80 DEG C of ultrasound wave
Dispersion 1.5h, is stirred for disperseing 3h, takes float, with 200 parts of deionized waters containing mass fraction 5% sodium tripolyphosphate dispersion liquid
Ultrasonic Treatment 40min at 85 DEG C, takes upper strata float to filter through 120 mesh, clear water washes clean, and vacuum drying is changed
Property whisker reinforcement material；
B) press mass fraction, take step A) 25 parts of modified crystal whiskers reinforcing materials preparing, 2.0 parts of Rutile type titanium dioxide, 6
Part tribasic lead sulfate, 2.0 parts of white carbons, 20 parts of silane couplers, 1.0 parts of Ultraviolet Absorber UV-P, 2.0 parts of antioxidant
CA, 0.5 part of light stabilizer HPT, 10 parts of barium stearates, are stirred anti-in mixer with the speed of 350 turns/min under the conditions of 90 DEG C
Answer 40min, vacuum drying under the conditions of 65 DEG C, add 400 parts of polyvinyl chloride resin powder, with the speed stirring of 350 turns/min
50min, melts kneading extrusion in parallel dual-screw and obtains enhancement mode aging resistance igelite particle；
C) press mass fraction, take 120 parts of reclaiming polrvinyl chloride powder, 40 part of 80 mesh wood powder, 10 parts of characterization parameter fiber numbers
Organise short basalt fiber for 3dtex, a length of 4mm, 20 parts of Calcium Carbonate, 2 parts of silane couplers, 2 parts of calcium stearates, 2.0 parts
Antioxidant, mixing stirs 50min with 350 turns/min, melts kneading extrusion in conical double-screw and is recycled regeneration polrvinyl chloride
Wood moulding particle；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Wood moulding conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 1.5mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode for preparing as cortex, with step C) recovery that obtains is again
Raw polyvinyl chloride wood plastic is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, through double-component core-skin layer altogether
Extruding mold compound extruded makes the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 2.5mm.
Embodiment of the present invention is not limited to embodiment described above, by aforementioned disclosed numerical range, just
Arbitrarily replaced in specific embodiment, such that it is able to obtain numerous embodiment, this is not enumerated.
Claims (2)
1. a kind of manufacture method of the anti-ageing chlorinated polynvinyl chloride (CPVC) building board of enhancement mode is it is characterised in that this manufacture method is using as follows
Step：
A) press mass fraction, take 5-10 part characterization parameter fiber number to be 1-3dtex, the short basalt fiber of a length of 2-4mm, 2.0-
A length of 0.5-5 μm of 4.0 parts of characterization parameters, a width of 0.01-0.10 μm of attapulgite are brilliant, and 2.0-4.0 part characterization parameter is a diameter of
1.0-3.0 μm, length be 5-25 μm of calcium carbonate crystal whisker, a diameter of 0.5-1.0 μm of 2-4 part characterization parameter, length 10-30 μm
Aluminium borate whisker, 0.5-1.0 part lauryl amine polyoxyethylene ether, 2.0-4.0 part draw ratio is 14-16:1 wollastonite raphioid fiber,
The aqueous solution of 6.0-12 part mass fraction 20-30% sodium bicarbonate, 2.0-4.0 part nano imvite, it is blended in 130-140 DEG C of mistake
In vapourss reactor, stirring decatize reaction 30-50min, in 300-350 DEG C of vacuum microwave roasting 2.5-3.5h, is then dipped in
120-200 part mass fraction be 30% sulfamic acid solution in vacuum moisture absorption process, inhale saturating post-heating to 60-80 DEG C of ultrasound wave
Dispersion 0.5-1.5h, is stirred for disperseing 2-3h, takes float, with the dispersion of 100-200 part 3-5% containing mass fraction sodium tripolyphosphate
The deionized water of liquid ultrasonic Treatment 20-40min at 75-85 DEG C, takes upper strata float to filter through 80-120 mesh, clear water washs
Totally, vacuum drying, obtains modified crystal whiskers reinforcing material；
B) press mass fraction, take step A) 15-25 part modified crystal whiskers reinforcing material of preparing, 1.0-2.0 part rutile titanium dioxide
Powder, 3-6 part tribasic lead sulfate, 1.0-2.0 part white carbon, 12-20 part silane coupler, 0.5-1.0 part UV absorbent
UV-P, 1.0-2.0 part antioxidant CA, 0.3-0.5 part light stabilizer HPT, 5-10 part barium stearate, mixed under the conditions of 80-90 DEG C
Turn/speed stirring reaction 30-40min of min, vacuum drying under the conditions of 55-65 DEG C in conjunction machine with 250-350, add
300-400 part polyvinyl chloride resin powder, turns/speed stirring the 40-50min of min with 250-350, mixed through parallel dual-screw melting
Practice extrusion and obtain enhancement mode aging resistance igelite particle；
C) press mass fraction, take 80-120 part reclaiming polrvinyl chloride powder, 25-40 part 20-80 mesh wood powder, 5-10 part characterizes ginseng
Number fiber numbers organise short basalt fiber for 1-3dtex, a length of 2-4mm, 10-20 part Calcium Carbonate, 1-2 part silane coupler, 1-2
Part calcium stearate, 1.0-2.0 part antioxidant, mixing turns/min stirring 30-50min with 250-350, mixed through conical double-screw melting
Practice extrusion and be recycled regeneration polyvinyl chloride wood plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor wood moulding for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Conical double screw extruder unit melt extrudes, and making skin thickness through double-component core-skin layer co-extruding mould compound extruded is 0.8-
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 1.5mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared as cortex, with step C) the reclaiming polychlorostyrene second that obtains
Alkene wood moulding is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, multiple through double-component core-skin layer co-extruding mould
Close extrusion and make the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.0-2.5mm.
2. a kind of manufacture method of the anti-ageing chlorinated polynvinyl chloride (CPVC) building board of enhancement mode is it is characterised in that described step is：
A) press mass fraction, take 7.5 parts of characterization parameter fiber numbers to be 2dtex, a length of 3mm short basalt fiber, 3 parts of characterization parameters are long
For 2.7 μm, a width of 0.5 μm of attapulgite crystalline substance, a diameter of 2 μm of 3 parts of characterization parameters, length are 15 μm of calcium carbonate crystal whisker, 3 parts of signs
A diameter of 0.7 μm of parameter, the aluminium borate whisker of 20 μm of length, 0.7 part of lauryl amine polyoxyethylene ether, 3 parts of draw ratios are, 15:1 silicon
Lime stone raphioid fiber, the aqueous solution of 9 parts of mass fraction 25% sodium bicarbonate, 3 parts of nano imvites, it is blended in 135 DEG C of overheated steamings
Stirring decatize reaction 40min in vapour reactor, in 330 DEG C of vacuum microwave roasting 3h, being then dipped in 160 parts of mass fractions is
In 30% sulfamic acid solution, vacuum moisture absorption is processed, and inhales saturating post-heating and disperses 1.0h to 70 DEG C of ultrasound wave, is stirred for disperseing
2.5h, takes float, contains the deionized water of mass fraction 4% sodium tripolyphosphate dispersion liquid in 80 DEG C of ultrasonic Treatment with 150 parts
30min, takes upper strata float to filter through 100 mesh, clear water washes clean, and vacuum drying obtains modified crystal whiskers reinforcing material；
B) press mass fraction, take step A) 20 parts of modified crystal whiskers reinforcing materials preparing, 1.5 parts of Rutile type titanium dioxide, 4.5 parts
Tribasic lead sulfate, 1.5 parts of white carbons, 16 parts of silane couplers, 0.7 part of Ultraviolet Absorber UV-P, 1.5 parts of antioxidant CAs,
0.4 part of light stabilizer HPT, 7.5 parts of barium stearates, with the speed stirring reaction of 300 turns/min in mixer under the conditions of 85 DEG C
35min, vacuum drying under the conditions of 60 DEG C, add 350 parts of polyvinyl chloride resin powder, with the speed stirring of 300 turns/min
45min, melts kneading extrusion through parallel dual-screw and obtains enhancement mode aging resistance igelite particle；
C) press mass fraction, take 100 parts of reclaiming polrvinyl chloride powder, 35 parts of 20-80 mesh wood powders, 7.5 parts of characterization parameter fiber numbers
Organise short basalt fiber for 2-4mm for 1-3dtex, length, 15 parts of Calcium Carbonate, 1.5 parts of silane couplers, 1.5 parts of Hard Fat
Sour calcium, 1.5 parts of antioxidant, mixing stirs 40min with 300 turns/min, melts kneading extrusion through conical double-screw and is recycled
Raw polyvinyl chloride wood plastic particles；
D) with step B), as cortex, conventional polyvinyl chloride is sandwich layer, by major-minor wood moulding for the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared
Conical double screw extruder unit melt extrudes, and makes skin thickness through double-component core-skin layer co-extruding mould compound extruded and is
The enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board of 1.2mm；
Or E) with step B) the anti-ageing chlorinated polynvinyl chloride (CPVC) of enhancement mode prepared as cortex, with step C) the reclaiming polychlorostyrene second that obtains
Alkene wood moulding is sandwich layer, is melt extruded by major-minor wood moulding conical double screw extruder unit, multiple through double-component core-skin layer co-extruding mould
Close extrusion and make the enhancement mode anti-ageing chlorinated polynvinyl chloride (CPVC) building board that skin thickness is 1.8mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792442.3A CN106398035A (en) | 2016-08-31 | 2016-08-31 | Manufacturing method of enhanced anti-aging polyvinyl chloride building board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610792442.3A CN106398035A (en) | 2016-08-31 | 2016-08-31 | Manufacturing method of enhanced anti-aging polyvinyl chloride building board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106398035A true CN106398035A (en) | 2017-02-15 |
Family
ID=58000843
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610792442.3A Pending CN106398035A (en) | 2016-08-31 | 2016-08-31 | Manufacturing method of enhanced anti-aging polyvinyl chloride building board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106398035A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107936403A (en) * | 2017-11-28 | 2018-04-20 | 阜阳市鸿泰装饰材料有限公司 | A kind of PVC decorative board with excellent toughness |
| CN113881165A (en) * | 2021-11-03 | 2022-01-04 | 上海模新新材料科技有限公司 | New formula for improving Vicat softening temperature of PVC building template |
-
2016
- 2016-08-31 CN CN201610792442.3A patent/CN106398035A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107936403A (en) * | 2017-11-28 | 2018-04-20 | 阜阳市鸿泰装饰材料有限公司 | A kind of PVC decorative board with excellent toughness |
| CN113881165A (en) * | 2021-11-03 | 2022-01-04 | 上海模新新材料科技有限公司 | New formula for improving Vicat softening temperature of PVC building template |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106280007A (en) | A kind of preparation method of ageing-resistant polypropylene flame redardant engineering plastics | |
| CN108164820A (en) | A kind of plant fiber/PP composite materials and preparation method thereof | |
| CN109054323B (en) | Lignin/microcrystalline cellulose compound, reinforced polylactic acid 3D printing material and preparation method thereof | |
| CN111218080B (en) | Modified polylactic acid and hemp straw powder reinforced polylactic acid 3D printing material and preparation method thereof | |
| CN106117919A (en) | A kind of manufacture method of ageing-resistant igelite | |
| Hemmasi et al. | Studying the Effect of Size of Bagasse and Nanoclay Particles on Mechanical Properties and Morphology of Bagasse Flour/Recycled Polyethylene Composites. | |
| CN106398035A (en) | Manufacturing method of enhanced anti-aging polyvinyl chloride building board | |
| CN106120020A (en) | A kind of preparation method of ageing resistance polypropylene fiber | |
| CN106220895A (en) | The paper material of a kind of nanometer enhancing and manufacture method thereof | |
| Jele et al. | Engineered transparent wood composites: a review | |
| CN104945823A (en) | Micro-foamed multiphase fiber-reinforced polypropylene composite material and preparation method thereof | |
| CN106349568A (en) | Preparation method of high-barrier polypropylene particle and thin film | |
| CN108948696B (en) | Impregnation-enhanced 3D printing composite material and manufacturing method thereof | |
| Duan et al. | Engineering lignocellulose-based composites for advanced structural materials | |
| CN108610651B (en) | Badam/polyolefin flame-retardant composite material and preparation method thereof | |
| CN106380733A (en) | Manufacture method of flame-retardation and smoke-suppression polyvinyl chloride | |
| CN106183274A (en) | A kind of preparation method of high density polyethylene (HDPE) aging resistance composite plate | |
| CN108329585A (en) | A kind of novel weathering resistant type wood plastic composite and preparation method thereof | |
| CN106366416A (en) | Preparation method of anti-aging polyethylene plastics | |
| CN106398023A (en) | Manufacturing method of toughened polyvinyl chloride plastic | |
| CN106977896A (en) | A kind of wear-resisting PC ABS alloy materials and preparation method thereof | |
| CN106397978A (en) | Preparation method of anti-aging polypropylene thin film | |
| Iwuozor et al. | Plant biomass materials in composite application | |
| Mulana et al. | Fly Ash/Coconut fiber reinforced polymer Composites: Effect on physical properties (Density, water Absorption, and thickness Swelling) | |
| TW202034902A (en) | Production method of nano shell powder plastic tablet capable of eliminating the problem of sedimentation and agglomeration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170215 |
|
| RJ01 | Rejection of invention patent application after publication |