CN107139445A - A kind of embossing group wheel and a kind of preparation method of transparent PVC film - Google Patents
A kind of embossing group wheel and a kind of preparation method of transparent PVC film Download PDFInfo
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- CN107139445A CN107139445A CN201710431555.5A CN201710431555A CN107139445A CN 107139445 A CN107139445 A CN 107139445A CN 201710431555 A CN201710431555 A CN 201710431555A CN 107139445 A CN107139445 A CN 107139445A
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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
- B29C59/00—Surface shaping of articles, e.g. embossing; Apparatus therefor
- B29C59/02—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing
- B29C59/04—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts
- B29C59/043—Surface shaping of articles, e.g. embossing; Apparatus therefor by mechanical means, e.g. pressing using rollers or endless belts for profiled articles
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/16—Cooling
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2327/00—Characterised by the use 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; Derivatives of such polymers
- C08J2327/02—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment
- C08J2327/04—Characterised by the use 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; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
- C08J2327/06—Homopolymers or copolymers of vinyl chloride
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2433/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
- C08J2433/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
- C08J2433/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C08J2433/10—Homopolymers or copolymers of methacrylic acid esters
- C08J2433/12—Homopolymers or copolymers of methyl methacrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/16—Applications used for films
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Materials Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Abstract
The invention discloses a kind of embossing group wheel, the embossed wheel arranged from top to bottom, Teflon wheel and cooling steel wheel, the wheel face of the wheel face of the cooling steel wheel and the Teflon wheel are in close contact；The invention also discloses a kind of preparation method of transparent PVC film.Transparent PVC film light transmittance prepared by the preparation method of the present invention is used for more than 80%, and does not have flowing water line.
Description
Technical field
The present invention relates to the production technology of PVC film, especially a kind of embossing group wheel and a kind of preparation of transparent PVC film
Method.
Background technology
Existing transparent PVC toy, window film use the hyaline membrane that calender comes out on the market, and hyaline membrane draws in smooth surface to be taken
Wheel is rapidly cooled and shaped, and this technique productions transparent membrane has two kinds of drawbacks, drawback one：Film draw take wheel section rapidly cool down
In have plasticizer i.e. condensate oil, be typically employed in draw and take wheel back side dress oil absorbing cloth to solve the problems, such as condensate oil, it is necessary to often more
Oil absorbing cloth is changed, and has the incomplete problem of oil suction；Drawback two：Film Flow water wave is serious, and surface smoothness is poor；Another is
The saturating film of water transparent membrane, i.e. crystal is crossed, this technique is that PVC rubber calenderings come out, be then cooled to by the tank equipped with water
Type, this technique productions come out film and although solve the problems, such as condensate oil, and this technique can mitigate flowing water line, but not
This phenomenon can be fully solved.
The content of the invention
Based on this, one kind is provided and can be removed completely it is an object of the invention to overcome above-mentioned the deficiencies in the prior art part
The production technology of the transparent PVC film of flowing water line.
To achieve the above object, the technical scheme taken of the present invention is：A kind of embossing group wheel, the embossed wheel group include from
Embossed wheel, Teflon wheel and the cooling steel wheel of up to lower arrangement, the wheel face of the wheel face of the cooling steel wheel and the Teflon wheel
It is in close contact.Preferably, embossed wheel group includes the embossed wheel, Teflon wheel and cooling steel wheel being vertically arranged from top to bottom.
Preferably, the embossed wheel is minute surface steel wheel.Thus, Teflon material has certain soft durometer, when Teflon wheel
When combining embossing with minute surface steel wheel film two sides can be made to reach mirror effect.
Preferably, the wheel surface roughness of the Teflon wheel is 0.07~0.12um of Ra.It should be noted that roughness
During for 0.07~0.12um of Ra, the wheel face of Teflon wheel has mirror effect, so as to improve the transparency of PVC film.
Preferably, the rubber wheel includes the iron core of internal layer, cladding the PET black glues layer unshakable in one's determination and coats the PET
The teflon layer of black glue layer, the interior chilled water for being filled with 7~20 DEG C unshakable in one's determination.Thus, chilled water can drop to teflon layer
Temperature；The chilled water can be manufactured by jelly water dispenser.
Preferably, the temperature of the cooling steel wheel is 2~5 DEG C.It should be noted that sizing material is electric from calender CR3/CR4
Plating minute surface wheel (i.e. third round and fourth round) calendering comes out, film two sides light, but there is the i.e. flowing water line, then by straight of buildup line
The wheel group (including minute surface steel wheel and Teflon wheel) of pressure mode is in 50~60KG/cm2Pressure handle flowing water line is flattened under pressure,
During this, due to teflon layer weak heat-dissipating, film is when being embossed because of Teflon wheel surface temperature anti-glue of high easily generation
Scar is formed, causes uneven surface, after teflon layer is contacted with cooling steel wheel, the wheel face temperature of Teflon wheel is dropped
It is low, so as to avoid the generation of scar in PVC film.
As another aspect of the present invention, present invention also offers a kind of preparation method of transparent PVC film, including it is as follows
Step：
(1) raw material of following parts by weight is weighed：100 parts of PVC powder, 20~70 parts of plasticizer, 2~5 parts of stabilizer,
With 0.5~2.0 part of processing aid, internal mixing and plasticizing after being well mixed, plasticizing is allowed to uniform again afterwards, obtains sizing material, gained
Sizing material is filtered；
(2) after the sizing material calendering after being filtered obtained by step (1), by above-mentioned embossed wheel group embossing molding, film is obtained；
(3) film obtained by step (2) refined through excess temperature, cool down after shape, then, successively through cutting edge, preheating, pressurization, wind,
Produce the transparent PVC film.It should be noted that plasticizer can be diisononyl phthalate；Stabilizer can be
Barium zinc stabilizer；Processing aid can be poly- propylacrylate methyl esters.
Preferably, the calendering is carried out using the wheel calender of inverted L shape 4, the third round of the inverted L shape 4 wheel calender and the
The wheel face of four-wheel is plating minute surface.
Preferably, the temperature of the middle temperature refining of the step (3) is 25~90 DEG C, and the cooling is realized by cooling wheel group, institute
The temperature for stating cooling wheel group is 10~50 DEG C.
Preferably, the light transmittance of the transparent PVC film is more than 80%.
In summary, beneficial effects of the present invention are：
The transparent PVC film prepared using the embossing group wheel in the present invention and preparation method has transparency height, without flowing water
The advantage of line.
Brief description of the drawings
Fig. 1 is the schematic flow sheet of the preparation method of transparent PVC film in the present invention；
Fig. 2 is the structural representation of embossing group wheel in the present invention；
Wherein, 1, high-speed mixer, 2, banbury, 3, two-roll mill, 4, filter, 5, calender, 6, cooling steel wheel,
7th, minute surface steel wheel, 8, Teflon wheel, 9, temperature refining wheel, 10, pound material system, 11, funnel, 12, screen pack, 13, third round, 14, the
Four-wheel, 15, cooling wheel group, 16, coiling machine, 17, unshakable in one's determination, 18, PET black glues layer, 19, teflon layer.
Embodiment
The transparent PVC thin film preparation process of the present invention is had using Φ 315mm minute surfaces steel wheels with the special auxiliary wheels of Φ 360mm,
Be embossed out in vertical compression mode, the minute surface wheel tools of two unlike materials calendering is come out adhesive plaster solved to pressing flowing water line with
Surface effect, this technology requires higher to auxiliary embossed wheel, and auxiliary embossed wheel wheel face uses Teflon material, primary structure be
PET glue thick one layer of 30mm of bag on the iron core of logical chilled water, then covers the thick Teflons of one layer of 5mm, finally, by grinding on surface
Teflon surface is ground, its roughness is reached Ra0.07~0.12um mirror effect；It is also desirable to solve because of Teflon wheel
Poor radiation, causes two-wheeled to occurring anti-viscous Teflon wheel formation scar during pressure, thus, one is refilled below Teflon wheel
Individual Φ 200mm auxiliary heat dissipations minute surface steel wheel, the temperature control of this wheel is at 2~5 DEG C, and it is directly contacted with Teflon wheel, to cool down
Teflon wheel, the problem of solving Teflon weak heat-dissipating.In preparation technology, adhesive plaster is in the minute surface steel wheel that is used for of embossing and minute surface
Pass through in the middle of Teflon wheel two-wheeled, minute surface steel wheel reaches 50~60KG/cm by hydraulic means2Downward pressure, Teflon wheel
Special substance and combining structure cause Teflon wheel that there is certain soft durometer so that combined with minute surface steel wheel embossing when can make it is thin
Film two sides reaches mirror effect.
To better illustrate the object, technical solutions and advantages of the present invention, below in conjunction with the drawings and specific embodiments pair
The present invention is described further.
Embodiment 1
A kind of embossing group wheel, as shown in Fig. 2 including the embossed wheel arranged from top to bottom, Teflon wheel 8 and cooling steel wheel 6,
The wheel face of the wheel face and Teflon wheel 8 that cool down steel wheel 6 is in close contact, and embossed wheel is minute surface steel wheel 7, and the wheel face of Teflon wheel 8 is thick
Rugosity is 0.07~0.12um of Ra, and Teflon wheel 8 includes the iron core 17 of internal layer, the PET black glues layer 18 of cladding iron core 17 and cladding
7~20 DEG C of chilled water is filled with the teflon layer 19 of PET black glues layer 18, iron core 17, the temperature of cooling steel wheel 6 is 2~5
℃。
Embodiment 2
A kind of transparent PVC film, its preparation method is as shown in figure 1, comprise the following steps：
(1) raw material of following parts by weight is weighed：100 parts of PVC powder, 20 parts of diisononyl phthalate (DINP), 5
Part barium zinc stabilizer, and 0.5 part of poly- propylacrylate methyl esters enters banbury 2 after being well mixed in high-speed mixer 1
(can also be planetary extruder) internal mixing and plasticizing, plastifies be allowed to uniform afterwards, gained sizing material passes through again into two-roll mill 3
The removal of impurity is gone in the filtering of filter 4；
(2) sizing material obtained by step (1) passes through embossed wheel group as described in Example 1 after the calendering of the wheel of inverted L shape 4 calendering 5
(Ra0.07um, the temperature of cooling steel wheel is 5 DEG C) embossing molding；
(3) film obtained by step (2) is shaped after 25 DEG C of temperature refinings, 10 DEG C of cooling wheel groups 15 are cooled down, and then, is passed through successively
Cutting edge, preheating, pressurization, winding, produce the transparent PVC film.
Wherein, the third round 13 of the wheel of inverted L shape 4 calender and the wheel face of fourth round 14 are plating minute surface.
Embodiment 3
A kind of transparent PVC film, its preparation method is as shown in figure 1, comprise the following steps：
(1) raw material of following parts by weight is weighed：100 parts of PVC powder, 44 parts of DINP, 3.5 parts of barium zinc stabilizer, and
1.2 parts of poly- propylacrylate methyl esters, it (can also be planet extrusion that banbury 2 is entered after being well mixed in high-speed mixer 1
Machine) internal mixing and plasticizing, plastified again into two-roll mill 3 be allowed to uniform afterwards, gained sizing material goes removal of impurities through the filtering of filter 4
Matter；
(2) sizing material obtained by step (1) passes through embossed wheel group as described in Example 1 after the calendering of the wheel of inverted L shape 4 calendering 5
(Ra0.096um, the temperature of cooling steel wheel is 3.6 DEG C) embossing molding；
(3) film obtained by step (2) is shaped after 50 DEG C of temperature refinings, 32 DEG C of cooling wheel groups 15 are cooled down, and then, is passed through successively
Cutting edge, preheating, pressurization, winding, produce the transparent PVC film.
Wherein, the third round 13 of the wheel of inverted L shape 4 calender and the wheel face of fourth round 14 are plating minute surface.
Embodiment 4
A kind of transparent PVC film, its preparation method is as shown in figure 1, comprise the following steps：
(1) raw material of following parts by weight is weighed：100 parts of PVC powder, 70 parts of DINP, 2 parts of barium zinc stabilizer, and 2.0
The poly- propylacrylate methyl esters of part, enters banbury 2 (can also be planetary extruder) after being well mixed in high-speed mixer 1
Internal mixing and plasticizing, plastifies be allowed to uniform afterwards again into two-roll mill 3, and gained sizing material goes the removal of impurity through the filtering of filter 4；
(2) sizing material obtained by step (1) passes through embossed wheel group as described in Example 1 after the calendering of the wheel of inverted L shape 4 calendering 5
(Ra0.12um, the temperature of cooling steel wheel is 2 DEG C) embossing molding；
(3) film obtained by step (2) is shaped after 90 DEG C of temperature refinings, 50 DEG C of cooling wheel groups 15 are cooled down, and then, is passed through successively
Cutting edge, preheating, pressurization, winding, produce the transparent PVC film.
Wherein, the third round 13 of the wheel of inverted L shape 4 calender and the wheel face of fourth round 14 are plating minute surface.
The light transmittance test of the transparent PVC film of the present invention of embodiment 5
Detect object：Transparent PVC film made from embodiment 2~4 and a kind of transparent PVC film of in the market (are used as control
Group), the transparent PVC film formulation of the in the market is identical with the formula of embodiment 3, and preparation technology is rolled using calender, in light
Face, which is drawn, takes wheel to be rapidly cooled and shaped.
Light transmittance detection method：Using WGT-S light transmittances/mist degree analyzer, this instrument is to transparent, semi-transparent suitable for all
Parallel plane sample (plastic plate, sheet material etc.) light transmittance, the test of mist degree when bright.
Concrete operations are as follows：
1st, by instrument power source plug insertion socket, it should be ensured that ground connection is effective, and Jin Hou backs out three protection caps of instrument；
, must be first by specimen holder loaded on (screwing on two screws) on the left of receiver when the 2nd, surveying sample；
3rd, power-on is preheated, and two windows show two decimal points, and ready light " ready " indicates feux rouges, no
" ready " lamp indicates to become green glow long, and " P " occurs in left side reading window, and " H " occurs in the right, and sends ring tone.Now in blank sample
By test switch in the case of product, instrument will show " P100.00 ", " H0.00 "；
If do not shown, " P100.00 ", " H0.00 " illustrate that light source preheating is inadequate, can again be started shooting after the power supply of series of fortified passes, repeat 1~2
Secondary, pre- thermally-stabilised several minutes again of the instrument in the case where there is " P100.00 ", " H0.00 " is switched by " TEXT ", and Microcomputer Collecting instrument is certainly
After body data, occur " P ", " H " once again and call, you can measure；
4th, sample is loaded onto, by testing button, indicator lamp switchs to feux rouges, and transmittance values are shortly shown on a display screen
And mist degree numerical value, the former unit is 0.1%, and the latter is 0.01%.Now, indicator lamp switchs to green glow, it is necessary to carry out repetition measurement, can
Sample is not taken down, multiple measurement data is can obtain by testing button again, then makees measurement result to its arithmetic average is on duty, to carry
The high measurement degree of accuracy；The result of same lot sample can continuously be measured by changing sample repetition TEXT.
Testing result：It is as shown in table 1 below.
The light transmittance of the transparent PVC film of the present invention of table 1
| Detect object | Light transmittance | Flowing water line |
| Control group | 67% | It is more |
| Implement transparent PVC film made from 2 | 82.1% | Nothing |
| Implement transparent PVC film made from 3 | 93.4% | Nothing |
| Implement transparent PVC film made from 4 | 85.7% | Nothing |
As can be seen from Table 1, by the light transmittance of PVC film made from the preparation method of the present invention apparently higher than market
Upper existing hyaline membrane, and the not generation of flowing water line, wherein, with the light transmittance of PVC film made from embodiment 3 most
It is good.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention rather than the present invention is protected
The limitation of scope is protected, although being explained in detail with reference to preferred embodiment to the present invention, one of ordinary skill in the art should
Understand, technical scheme can be modified or equivalent substitution, without departing from the essence of technical solution of the present invention
And scope.
Claims (9)
1. a kind of embossing group wheel, it is characterised in that embossed wheel that the embossed wheel group includes arranging from top to bottom, Teflon wheel and
Steel wheel is cooled down, the wheel face of the wheel face of the cooling steel wheel and the Teflon wheel is in close contact.
2. embossing group wheel as claimed in claim 1, it is characterised in that the embossed wheel is minute surface steel wheel.
3. embossing group wheel as claimed in claim 1 or 2, it is characterised in that the wheel surface roughness of the Teflon wheel is Ra
0.07~0.12um.
4. embossing group wheel as claimed in claim 3, it is characterised in that the Teflon wheel includes the iron core of internal layer, cladding institute
State the PET black glues layer of iron core and coat the teflon layer of the PET black glues layer, the interior freezing for being filled with 7~20 DEG C unshakable in one's determination
Water.
5. embossing group wheel as claimed in claim 1, it is characterised in that the temperature of the cooling steel wheel is 2~5 DEG C.
6. a kind of preparation method of transparent PVC film, it is characterised in that comprise the following steps：
(1) raw material of following parts by weight is weighed：100 parts of PVC powder, 20~70 parts of plasticizer, 2~5 parts of stabilizer, and
0.5~2.0 part of processing aid, internal mixing and plasticizing after being well mixed, plasticizing is allowed to uniform again afterwards, obtains sizing material, gained glue
Material filtering；
(2) after the sizing material calendering after being filtered obtained by step (1), by embossed wheel group embossing molding as claimed in claim 4,
Obtain film；
(3) film obtained by step (2) refined through excess temperature, cool down after shape, then, successively through cutting edge, preheating, pressurization, wind, produce
The transparent PVC film.
7. preparation method as claimed in claim 6, it is characterised in that the calendering is carried out using the wheel calender of inverted L shape 4, institute
The wheel face of the third round and fourth round of stating the wheel calender of inverted L shape 4 is plating minute surface.
8. preparation method as claimed in claim 6, it is characterised in that the temperature of the middle temperature refining of step (3) is 25~90 DEG C,
The cooling realizes that the temperature of the cooling wheel group is 10~50 DEG C by cooling wheel group.
9. preparation method as claimed in claim 6, it is characterised in that the light transmittance of the transparent PVC film is more than 80%.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710431555.5A CN107139445B (en) | 2017-06-09 | 2017-06-09 | A kind of embossing group wheel and a kind of preparation method of transparent PVC film |
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| CN201710431555.5A CN107139445B (en) | 2017-06-09 | 2017-06-09 | A kind of embossing group wheel and a kind of preparation method of transparent PVC film |
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| CN107139445A true CN107139445A (en) | 2017-09-08 |
| CN107139445B CN107139445B (en) | 2018-11-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972218A (en) * | 2017-12-27 | 2018-05-01 | 上海泓阳机械有限公司 | A kind of PVC ganoine thin films production equipment and its production technology |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202129991U (en) * | 2011-06-27 | 2012-02-01 | 杭州信丰新能源科技有限公司 | Embossing device |
| CN202196434U (en) * | 2011-08-25 | 2012-04-18 | 常州百佳薄膜科技有限公司 | Embossing mechanism for PVC (Poly Vinyl Chloride) magnetic card production line |
| CN202462759U (en) * | 2012-03-22 | 2012-10-03 | 浙江宇立塑胶有限公司 | PVC (polyvinyl chloride) thin film calendering former |
| CN106113519A (en) * | 2016-06-29 | 2016-11-16 | 浙江成如旦新能源科技有限公司 | A kind of without the process of preparing of light PVC film in shadow |
-
2017
- 2017-06-09 CN CN201710431555.5A patent/CN107139445B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202129991U (en) * | 2011-06-27 | 2012-02-01 | 杭州信丰新能源科技有限公司 | Embossing device |
| CN202196434U (en) * | 2011-08-25 | 2012-04-18 | 常州百佳薄膜科技有限公司 | Embossing mechanism for PVC (Poly Vinyl Chloride) magnetic card production line |
| CN202462759U (en) * | 2012-03-22 | 2012-10-03 | 浙江宇立塑胶有限公司 | PVC (polyvinyl chloride) thin film calendering former |
| CN106113519A (en) * | 2016-06-29 | 2016-11-16 | 浙江成如旦新能源科技有限公司 | A kind of without the process of preparing of light PVC film in shadow |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107972218A (en) * | 2017-12-27 | 2018-05-01 | 上海泓阳机械有限公司 | A kind of PVC ganoine thin films production equipment and its production technology |
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| CN107139445B (en) | 2018-11-13 |
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