CN107186996A - A kind of preparation method of flame retardant type PVC wallpaper - Google Patents
A kind of preparation method of flame retardant type PVC wallpaper Download PDFInfo
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- CN107186996A CN107186996A CN201710399003.0A CN201710399003A CN107186996A CN 107186996 A CN107186996 A CN 107186996A CN 201710399003 A CN201710399003 A CN 201710399003A CN 107186996 A CN107186996 A CN 107186996A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/425—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders using three or more screws
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/22—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of indefinite length
- B29C43/24—Calendering
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/44—Compression means for making articles of indefinite length
- B29C43/46—Rollers
-
- 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
- B29C48/001—Combinations of extrusion moulding with other shaping operations
- B29C48/0011—Combinations of extrusion moulding with other shaping operations combined with compression moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/435—Sub-screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/25—Component parts, details or accessories; Auxiliary operations
- B29C48/92—Measuring, controlling or regulating
-
- 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
- C08K13/00—Use of mixtures of ingredients not covered by one single of the preceding main groups, each of these compounds being essential
- C08K13/02—Organic and inorganic ingredients
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K3/2279—Oxides; Hydroxides of metals of antimony
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/346—Clay
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K5/00—Use of organic ingredients
- C08K5/04—Oxygen-containing compounds
- C08K5/10—Esters; Ether-esters
- C08K5/12—Esters; Ether-esters of cyclic polycarboxylic acids
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/02—Flame or fire retardant/resistant
Abstract
The invention discloses a kind of preparation method of flame retardant type PVC wallpaper, belong to chemical material field, each component raw materials by weight composition is as follows：100 parts of PVC powders, 25~35 parts of plasticizer, 30~50 parts of diatom great soil group fillers, 2~4 parts of CaZn compound powders stabilizers, 5~10 parts of inorganic combustion inhibitors, 10~20 parts low taste filler, 10~20 parts of titanium dioxides and coloring material for mixing thing.The beneficial effects of the invention are as follows：Using SG5 types PVC powder, tasteless plasticizer and compound stabilizer formula system, coordinate inorganic combustion inhibitor, matched by rationally designing its each component, can not only effectively improve the fire resistance of PVC wallpaper, improve its limited oxygen index, and the smoke amount of product can be reduced；Diatom great soil group filler is added in formula system and absorbs volatile matter reduction smell, absorption property is good.
Description
Technical field
The present invention relates to wallpaper field, more particularly to a kind of preparation method of flame retardant type PVC wallpaper.
Background technology
China is on global maximum wallpaper production state and country of consumption, domestic market 70% or so wallpaper
Product is the polyvinyl chloride wallpaper using string body paper as base material, country's mark that China came into effect on October 1st, 2013
It is accurate《Construction material and product burns grading performance》(GB 8624-2012) is provided, the burning behavior class of wallpaper must reach
B1 grades, i.e. limited oxygen index are more than or equal to 32, and the polyvinyl chloride wall in Chinese market by base material of string body paper at present
Paper, its limited oxygen index only has 20 or so, belongs to combustible material；Although in addition with the limited oxygen index of some wallpaper materials
Requirement has been reached, but has been due to that smoke amount is excessive, very big resistance can be brought to the evacuating personnel in fire, it is serious to threaten
People's safety of life and property.
Application for a patent for invention such as Publication No. CN106638132A discloses a kind of poly- by base material of plant fiber paper
Vinyl chloride flame wallpaper and preparation method thereof, it includes base material and coating sizing-agent, and the base material is string body paper, described
Coating sizing-agent is PVC paste material, and the coating consumption is 100-140g/m2；The PVC thickeners include following components：Polyvinyl chloride
Resin PVC；Liquid plasticizer phosphate toluene diphenyl ester CDP；Ammonium polyphosphate APP, although its burning behavior class has reached will
Ask, but smoke amount is larger, there is certain potential safety hazard.
And for example notification number discloses a kind of Wear-resistant wallpaper for CN205399878U utility model patent, including from it is lower to
On wallpaper bottom, buffer tree lipid layer, flame-retardant layer and the PVC top coat layers fitted successively, on the upper surface of the PVC top coat layers
A titanium alloy stratum reticulare is fitted with, and between the buffer tree lipid layer and flame-retardant layer between the flame-retardant layer and PVC top coat layers
A titanium alloy stratum reticulare is also fitted with respectively.Although its good flame retardation effect, expensive, it is unfavorable for promoting.
For another example notification number discloses a kind of flame-proof PVC glue surface wallpaper for CN204326422U utility model patent, and it is wrapped
Basic unit is included, backside coating has polytetrafluoroethylene floor in basic unit, provided with inorganic fire layer and kieselguhr adsorption layer above basic unit,
Provided with glue surface layer above kieselguhr adsorption layer, PVC film is equipped with the outside of glue surface layer.Its fire resistance not by
What PVC film was brought, and smoke amount etc. is not specifically introduced.
The content of the invention
For overcome in the prior art wallpaper smoke amount it is excessive, fire resistance is poor, and surface uniformity difference causes two pieces of PVC
There is aberration in wallpaper splicing, the problems such as surface flow liner occur, the invention provides a kind of preparation method of flame retardant type PVC wallpaper,
Each component raw materials by weight composition is as follows：
PVC powder：100 parts；
Plasticizer：25~35 parts；
Diatom great soil group filler：30~50 parts；
CaZn compound powder stabilizers：2~4 parts；
Inorganic combustion inhibitor：5~10 parts；
Low taste filler：10~20 parts.
Further, the PVC powder is SG5 types.
Further, the plasticizer is adjacent benzene class plasticizer, preferably dioctyl phthalate.
Further, the inorganic combustion inhibitor is antimony oxide.Or antimony oxide is shared with aluminium hydroxide.
Using SG5 types PVC powder, tasteless plasticizer and compound stabilizer formula system, coordinate inorganic combustion inhibitor, by closing
Reason designs its each component proportioning, can not only effectively improve the fire resistance of PVC wallpaper, improve its limited oxygen index, and can drop
The smoke amount of low product；Diatom great soil group filler is added in formula system and absorbs volatile matter reduction smell, absorption property is good
It is good.
Further, each component raw material is squeezed through metering device, high-speed mixer, cooling and stirring machine, planetary-screw in proportion
Go out machine, mill, filtering extruder and form columned software mixture, then obtained through calender, cooling device and devices for taking-up
To PVC wallpaper.
Further, 160~170 DEG C of the driving screw temperature of the planetary-screw extrusion.Using energy-saving planetary screw extruder
With mill combination, preferably 165 DEG C of driving screw temperature, color stability is substantially better than ten thousand horsepowers, and value of chromatism is general before improvement
0.7 or so is can only achieve, and its value of chromatism is then can be controlled between 0.3~0.5 after improving.
Further, the calender use the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating at
Reason, plastic sheeting completes calender line after the calendering of two roll perimeter lengths.Using five roller calendering technologies, positioned at most
The roll of lower section two so can make the film surface after calendering more smooth through chromium plating process；Five general roll calendars
Plastic sheeting only passes through plastic sheeting in one and half roll perimeter lengths, the present invention in homogeneous roll and passes through two roll weeks
Calender line is completed after the calendering of length, when can effectively improve the contact of plastic sheeting and roll, particularly chromium plating roll
Between, the film so obtained is more uniform, and surface effect is more preferably.It can be effectively improved using the Wallpaper film of above-mentioned technique productions flat
Whole degree, eliminates flow liner, and former process conditions thickness difference is in ± 0.01 ㎜ or so, and the thickness of the PVC wallpaper obtained using above-mentioned technique
Degree difference is in the range of ± 0.006 ㎜.
Further, high-speed stirring apparatus mixing speed control is in 500~1000 turns/min, temperature control 80~
100 DEG C, time control is in 10~30min.
Further, the cooling and stirring machine mixing speed control is in 300~500 turns/min, and temperature control is 30~40
DEG C, time control is in 15~25min.
Further, the plasticization temperature of the Planetary Screw Extruder is 180~210 DEG C.Moulded using Planetary Screw Extruder
Change technology, replaces traditional ten thousand horsepowers, is fed and extruded by continous way, to improve fish mesh flaw point, from 10~20 points/10
㎡ is reduced to less than 5 points/10 ㎡, and central coiling machine equipment of arranging in pairs or groups, improvement ectonexine haze is poor (within 3 °), improves client
Printing effect.
Further, the titanium dioxide and coloring material for mixing thing of 10~20 parts by weight can be also added in formula, and coordinates planetary-screw
Extruder improves value of chromatism, and △ E values of chromatism ＜ 0.5 produces aberration (especially shallow version printing) after preventing client's printing processing, or
Person produces seam aberration.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) using SG5 types PVC powder, tasteless plasticizer and compound stabilizer formula system, coordinate inorganic combustion inhibitor, pass through
Its each component proportioning is rationally designed, the fire resistance of PVC wallpaper can be not only effectively improved, improve its limited oxygen index, Er Qieke
Reduce the smoke amount of product；Diatom great soil group filler is added in formula system and absorbs volatile matter reduction smell, absorption property is good
It is good；
(2) combined using energy-saving planetary screw extruder and mill, driving screw temperature preferably 165 DEG C, color stability
Ten thousand horsepowers are substantially better than, value of chromatism typically can only achieve 0.7 or so before improvement, and its value of chromatism then can control after improving
Between 0.3~0.5；
(3) five roller calendering technologies are used, positioned at two rolls of bottom through chromium plating process, can so be made after calendering
Film surface it is more smooth；Five general roll calendar plastic sheetings only pass through one and half roll girths in homogeneous roll
Plastic sheeting completes calender line after the calendering of two roll perimeter lengths in length, the present invention, can effectively improve plastics
The time of contact of film and roll, particularly chromium plating roll, the film so obtained is more uniform, and surface effect more preferably, is used
The Wallpaper film of above-mentioned technique productions can be effectively improved flatness, eliminate flow liner, and former process conditions thickness difference is left in ± 0.01 ㎜
The right side, and the thickness difference of the PVC wallpaper obtained using above-mentioned technique is in the range of ± 0.006 ㎜；
(4) Planetary Screw Extruder plastifying technology is used, replaces traditional ten thousand horsepowers, is fed and extruded by continous way,
To improve fish mesh flaw point, less than 5 points/10 ㎡ are reduced at 10~20 points from/10 ㎡, central coiling machine equipment of arranging in pairs or groups improves interior
Outer layer haze is poor (within 3 °), improves client's printing effect.
Brief description of the drawings
Fig. 1 is the present invention preferably process chart；
Fig. 2 is the present invention preferably calender local structural graph；
Wherein, 1, metering device；2nd, high-speed mixer；3rd, cooling and stirring machine；4th, Planetary Screw Extruder；5th, mill；
6th, extruder is filtered；7th, calender；8th, cooling device；9th, devices for taking-up；10th, plastic sheeting；11st, the 4th pressure roller；12nd, the 5th
Pressure roller.
Embodiment
With reference to embodiments, the present invention will be described in further detail.It should be appreciated that described herein specific
Embodiment only to explain the present invention, is not intended to limit the present invention.
Present embodiments provide for a kind of preparation method of flame retardant type PVC wallpaper, each component raw materials by weight group
Into as follows：
PVC powder：100 parts；
Plasticizer：25~35 parts；
Diatom great soil group filler：30~50 parts；
CaZn compound powder stabilizers：2~4 parts；
Inorganic combustion inhibitor：5~10 parts；
Low taste filler：10~20 parts.
As a preferred embodiment, the PVC powder is SG5 types, the plasticizer is adjacent benzene class plasticizer,
Preferably dioctyl phthalate；The inorganic combustion inhibitor is antimony oxide.Or antimony oxide is total to aluminium hydroxide
With.
Using SG5 types PVC powder, tasteless plasticizer and compound stabilizer formula system, coordinate inorganic combustion inhibitor, by closing
Reason designs its each component proportioning, can not only effectively improve the fire resistance of PVC wallpaper, improve its limited oxygen index, and can drop
The smoke amount of low product；Diatom great soil group filler is added in formula system and absorbs volatile matter reduction smell, absorption property is good
It is good.
As a preferred embodiment, as shown in figure 1, by each component raw material in proportion through metering device 1, high speed
Mixer 2, cooling and stirring machine 3, Planetary Screw Extruder 4, mill 5, filtering extruder 6 form columned software mixing
Thing, then obtain PVC wallpapers through calender 7, cooling device 8 and devices for taking-up 9.
As a preferred embodiment, 160~170 DEG C of the driving screw temperature of the Planetary Screw Extruder 4.Adopt
Combined with energy-saving planetary screw extruder and mill, preferably 165 DEG C of driving screw temperature, color stability is substantially better than ten thousand horses
Value of chromatism typically can only achieve 0.7 or so before power, improvement, and after improving its value of chromatism then can be controlled in 0.3~0.5 it
Between.
As shown in Fig. 2 as a preferred embodiment, the calender 7 use the roll calendar of inverted L shape five, wherein
Positioned at two rolls of bottom through chromium plating process, plastic sheeting 10 completes calendering after the calendering of two roll perimeter lengths
Process.Using five roller calendering technologies, positioned at two rolls of bottom (the 4th pressure roller 11 and the 5th pressure roller 12) through chromium plating process,
So the film surface after calendering can be made more smooth；Five general roll calendar plastic sheetings in homogeneous roll only
By one and half roll perimeter lengths, plastic sheeting completes calendering after the calendering of two roll perimeter lengths in the present invention
Process, can effectively improve the time of contact of plastic sheeting and roll, particularly chromium plating roll, and the film so obtained is more equal
Even, surface effect is more preferably.Flatness can be effectively improved using the Wallpaper film of above-mentioned technique productions, flow liner, former technique bar is eliminated
Part thickness difference is in ± 0.01 ㎜ or so, and the thickness difference of the PVC wallpaper obtained using above-mentioned technique is in the range of ± 0.006 ㎜.
As a preferred embodiment, high-speed stirring apparatus mixing speed control 500~1000 turns/
Min, temperature control is at 80~100 DEG C, and time control is in 10~30min.
As a preferred embodiment, the cooling and stirring machine mixing speed control is in 300~500 turns/min, temperature
Degree control is at 30~40 DEG C, and time control is in 15~25min.
As a preferred embodiment, the plasticization temperature of the Planetary Screw Extruder is 180~210 DEG C.Using
Planetary Screw Extruder plastifying technology, replaces traditional ten thousand horsepowers, is fed and extruded by continous way, to improve fish mesh flaw
Point, less than 5 points/10 ㎡ are reduced at 10~20 points from/10 ㎡, central coiling machine equipment of arranging in pairs or groups, and improve ectonexine haze poor
(within 3 °), improve client's printing effect.
Each technique in the present invention and the superiority of formula are described below by several groups of embodiments and comparative example.
Embodiment one：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 30 parts of plasticizer, 40 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 16 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Embodiment two：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 32 parts of plasticizer, 43 parts of diatom great soil group fillings by quality composition
Agent, 2 parts of CaZn compound powders stabilizers, 6 parts of inorganic combustion inhibitors, 14 parts low taste filler, 15 parts of titanium dioxides and coloring material for mixing thing；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example one：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 30 parts of plasticizer, 40 parts of diatom great soil group fillings by quality composition
Agent, 1 part of CaZn compound powders stabilizer, 6 parts of inorganic combustion inhibitors, 15 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example two：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 27 parts of plasticizer, 34 parts of diatom great soil group fillings by quality composition
Agent, 5 parts of CaZn compound powders stabilizers, 6 parts of inorganic combustion inhibitors, 18 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300-500 turns/min, and temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example three：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 29 parts of plasticizer, 24 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 13 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example four：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 27 parts of plasticizer, 55 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 12 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300-500 turns/min, and temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example five：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 30 parts of plasticizer, 40 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 16 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300-500 turns/min, and temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 200~220 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example six：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 30 parts of plasticizer, 40 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 16 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is plastified through ten thousand horsepowers and mill, plasticization temperature is 180~210
DEG C, obtain software mixture；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example seven：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 30 parts of plasticizer, 40 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 16 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is plastified through Planetary Screw Extruder and extruded, filtering extruder is formed
Columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is 180~210
℃；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is by two roll weeks
Calender line is completed after the calendering of length.
Comparative example eight：
The preparation method of the present embodiment PVC wallpaper is as follows：
Step one：Composition of raw materials includes 100 parts of PVC powders, 30 parts of plasticizer, 40 parts of diatom great soil group fillings by quality composition
Agent, 3 parts of CaZn compound powders stabilizers, 7 parts of inorganic combustion inhibitors, 16 parts low taste fillers；
Step 2：Above-mentioned raw materials component is measured by proportioning respectively through metering device, then entered by high-speed mixing device
Row is mixed, mixing speed control in 500~1000 turns/min, temperature control at 80~100 DEG C, time control 10~
30min；
Step 3：The composition being well mixed in step 2 is stirred through cooling and stirring device, mixing speed control exists
300~500 turns/min, temperature control is at 30~40 DEG C, and time control is in 15~25min；
Step 4：The composition obtained in step 3 is extruded through Planetary Screw Extruder and mill plasticizing, filtering is given as security
Go out machine and form columned software mixture, 160~170 DEG C of the driving screw temperature of Planetary Screw Extruder, plasticization temperature is
180~210 DEG C；
Step 5：Software mixture is obtained into PVC wallpaper through calender, cooling device and devices for taking-up.The calender
Using traditional four-roll calender.
Fire resistance, thickness difference, aberration by above-mentioned two groups of embodiments and eight groups of comparative examples etc. are tested, wherein sending out
Smoke is tested using maximum smoke density, and test result is as follows：
| Test event | Limited oxygen index | Maximum smoke density | Thickness deviation | Aberration |
| Embodiment one | 34 | 495 | ±0.006㎜ | 0.43 |
| Embodiment two | 33 | 487 | ±0.006㎜ | 0.41 |
| Comparative example one | 32 | 551 | ±0.006㎜ | 0.46 |
| Comparative example two | 32 | 538 | ±0.006㎜ | 0.44 |
| Comparative example three | 33 | 548 | ±0.006㎜ | 0.43 |
| Comparative example four | 34 | 561 | ±0.006㎜ | 0.44 |
| Comparative example five | 33 | 493 | ±0.006㎜ | 0.64 |
| Comparative example six | 32 | 501 | ±0.006㎜ | 0.68 |
| Comparative example seven | 34 | 492 | ±0.006㎜ | 0.59 |
| Comparative example eight | 33 | 513 | ±0.01㎜ | 0.47 |
It can be seen that from test result, the limited oxygen index of embodiment one and two is all higher than 32, and smoke amount is respectively less than 510, resistance
Combustion performance is better than comparative example one to four；Surface chromatic aberration is between 0.3~0.5, and performance is better than comparative example five to seven, and thickness is inclined
Difference is less than comparative example eight in ± 0.006 ㎜.
The preferred embodiments of the present invention have shown and described in described above, as previously described, it should be understood that not office of the invention
It is limited to form disclosed herein, is not to be taken as the exclusion to other embodiment, and available for various other combinations, modification
And environment, and can be carried out in invention contemplated scope described herein by the technology or knowledge of above-mentioned teaching or association area
Change., then all should be in institute of the present invention and the change and change that those skilled in the art are carried out do not depart from the spirit and scope of the present invention
In attached scope of the claims.
Claims (10)
1. a kind of preparation method of flame retardant type PVC wallpaper, it is characterised in that each component raw materials by weight composition is as follows：
PVC powder：100 parts；
Plasticizer：25~35 parts；
Diatom great soil group filler：30~50 parts；
CaZn compound powder stabilizers：2~4 parts；
Inorganic combustion inhibitor：5~10 parts；
Low taste filler：10~20 parts.
2. a kind of preparation method of flame retardant type PVC wallpaper according to claim 1, it is characterised in that the PVC powder is
SG5 types.
3. a kind of preparation method of flame retardant type PVC wallpaper according to claim 1, it is characterised in that the plasticizer is
Adjacent benzene class plasticizer, preferably dioctyl phthalate.
4. the preparation method of a kind of flame retardant type PVC wallpaper according to claim 1, it is characterised in that described inorganic fire-retarded
Agent is antimony oxide.
5. the preparation method of a kind of flame retardant type PVC wallpaper according to claim 1, it is characterised in that by each component raw material
In proportion circle is formed through metering device, high-speed mixer, cooling and stirring machine, Planetary Screw Extruder, mill, filtering extruder
The software mixture of column, then obtain PVC wallpaper through calender, cooling device and devices for taking-up.
6. a kind of preparation method of flame retardant type PVC wallpaper according to claim 5, it is characterised in that the planetary-screw
160~170 DEG C of the driving screw temperature of extrusion.
7. the preparation method of a kind of flame retardant type PVC wallpaper according to claim 6, it is characterised in that the calender is adopted
With the roll calendar of inverted L shape five, wherein positioned at two rolls of bottom through chromium plating process, plastic sheeting is long by two roll girths
Calender line is completed after the calendering of degree.
8. a kind of preparation method of flame retardant type PVC wallpaper according to claim 7, it is characterised in that the high-speed stirred
Device mixing speed is controlled in 500~1000 turns/min, and temperature control is at 80~100 DEG C, and time control is in 10~30min.
9. a kind of preparation method of flame retardant type PVC wallpaper according to claim 8, it is characterised in that the cooling and stirring
Machine mixing speed is controlled in 300~500 turns/min, and temperature control is at 30~40 DEG C, and time control is in 15~25min.
10. a kind of preparation method of flame retardant type PVC wallpaper according to claim 9, it is characterised in that the planetary-screw
The plasticization temperature of extruder is 180~210 DEG C.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107805397A (en) * | 2017-11-17 | 2018-03-16 | 安徽银兔装饰材料有限公司 | Wallpaper fire retardant and preparation method thereof |
| CN107815039A (en) * | 2017-11-17 | 2018-03-20 | 安徽银兔装饰材料有限公司 | Flame-retardant wall paper and preparation method thereof |
| CN108250613A (en) * | 2017-12-22 | 2018-07-06 | 安徽天安新材料有限公司 | The feedstock composition of PVC film and PVC automobile waterproof membranes |
| CN108264700A (en) * | 2017-12-22 | 2018-07-10 | 安徽天安新材料有限公司 | PVC automobile waterproof membranes and preparation method thereof |
| CN108504122A (en) * | 2018-04-09 | 2018-09-07 | 合肥博之泰电子科技有限公司 | A kind of high-performance environmentally-friendly type wallpaper and preparation method thereof |
| CN110014677A (en) * | 2019-03-29 | 2019-07-16 | 帝高力装饰材料（江苏）有限公司 | It is a kind of can DIY PVC wallboard preparation method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108264700A (en) * | 2017-12-22 | 2018-07-10 | 安徽天安新材料有限公司 | PVC automobile waterproof membranes and preparation method thereof |
| CN108504122A (en) * | 2018-04-09 | 2018-09-07 | 合肥博之泰电子科技有限公司 | A kind of high-performance environmentally-friendly type wallpaper and preparation method thereof |
| CN110014677A (en) * | 2019-03-29 | 2019-07-16 | 帝高力装饰材料（江苏）有限公司 | It is a kind of can DIY PVC wallboard preparation method |
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