CN106626706A - Production process of hard medicinal PVC/PVDC composite sheet - Google Patents
Production process of hard medicinal PVC/PVDC composite sheet Download PDFInfo
- Publication number
- CN106626706A CN106626706A CN201611185226.9A CN201611185226A CN106626706A CN 106626706 A CN106626706 A CN 106626706A CN 201611185226 A CN201611185226 A CN 201611185226A CN 106626706 A CN106626706 A CN 106626706A
- Authority
- CN
- China
- Prior art keywords
- pvdc
- glue
- pvc
- areas
- eps71
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
- B32B37/1284—Application of adhesive
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/0008—Electrical discharge treatment, e.g. corona, plasma treatment; wave energy or particle radiation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B38/00—Ancillary operations in connection with laminating processes
- B32B38/16—Drying; Softening; Cleaning
- B32B38/164—Drying
- B32B2038/166—Removing moisture
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Thermal Sciences (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
The invention discloses a production process of a hard medicinal PVC/PVDC composite sheet. The production process comprises steps as follows: (1) unrolling of a PVC substrate; (2) corona treatment; (3) gluing; (4) drying; (5) PVDC coating; (6) IR drying; (7) repeated PVDC latex coating; (8) drying; (9) cooling and reeling; (10) rolling; (11) curing; (12) slitting; (13) slitting and checking; (14) storage for verification.
Description
Technical field
The present invention relates to field of medicaments, and in particular to be a kind of PVC/PVDC medicinal composite hard sheets production technology.
Background technology
The content of the invention
It is an object of the invention to provide a kind of PVC/PVDC medicinal composite hard sheets production technology, to solve above-mentioned background skill
The problem proposed in art.
For achieving the above object, the present invention provides following technical scheme：A kind of PVC/PVDC medicinal composite hard sheets produce work
Skill, step is as follows：
（1）Air-introduced machine is opened, starts air draft, electrode making alive after motor rack is opened, through sheet material, presses start button, electrode
Roller starts to rotate, and opens knife-like switch on electrode, and voltage output starts to electrode, corona.PVC stiff sheet surface is made after sided corona treatment
Tension force reaches more than 40 dynes；
（2）With glue：In EPS71: KN75=100: 8 ratio, using ethyl acetate as diluent, work dense with preparing adhesive
Spend for 30%-40%, use after being sufficiently stirred for.A736/193D water based emulsions prepare；
（3）Dry compound machine heats up：40 DEG C -70 DEG C of one area of control oven temperature, two 40 DEG C -70 DEG C of areas, three 40 DEG C -70 DEG C of areas,
Four 60 DEG C -80 DEG C of areas, five 60 DEG C -80 DEG C of areas, six 60 DEG C -80 DEG C of areas, seven 60 DEG C -80 DEG C of areas, eight 40 DEG C -70 DEG C of areas；
（4）Gluing, upper volume, unreel：Glue is injected in lacquer disk(-sc), required tension force is adjusted according to base material, started double and just turn over
Turn button, translate into specified location, press upset stop button, start to unreel；
（5）Gluing：The working clearance of anilox roll and scraper is adjusted, after anilox roll roll surface applies glue, then anilox roll and scraper is allowed
Fitted, accelerated to normal coating speed, started coating, primer butt coating weight is generally 1-2g/m2；PVDC butts are coated with
Amount about 10g/m2.
（6）Infra-red drying；
（7）Winding：Situation is batched according to PVC/PVDC composite hard sheets, required tension force is adjusted, starts double, start winding；
（8）Reset and roll up；
（9）Coating PVDC latexes：It is for about 10g/m2 to apply complexor butt every time, is required to determine weight according to the coating weight of PVC/ PVDC
The number of times of overcoating cloth PVDC latexes, usually 1. 40g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue in three times
193D, a face glue A736；②60g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in five times, a face
Glue A736；③90g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in eight times, a face glue A736；④
120g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in 11 times, a face glue A736；
（10）It is dried；
（11）Winding：Situation is batched further according to PVC/PVDC composite hard sheets, required tension force is adjusted, starts double, repetition is opened
Begin to wind；
（12）Solidification：Room temperature control at 40-50 DEG C, 48 hours hardening times；
（13）Cutting, inspection；
（14）According to product specification, with plastic bag packaging, per case one quality certification of outer patch, put in storage to be tested.
Preferably, step（2）It is 40% with the preferred working concentration of preparing adhesive.
Preferably, step（5）Middle primer butt coating weight is preferably 2g/m2.
Preferably, suddenly（12）Solidification is preferably 45 DEG C of room temperature.
Description of the drawings
Fig. 1 is production technological process of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
The invention provides a kind of PVC/PVDC medicinal composite hard sheets production technology as shown in Fig. 1, it is characterised in that step
It is rapid as follows：
（1）Air-introduced machine is opened, starts air draft, electrode making alive after motor rack is opened, through sheet material, presses start button, electrode
Roller starts to rotate, and opens knife-like switch on electrode, and voltage output starts to electrode, corona.PVC stiff sheet surface is made after sided corona treatment
Tension force reaches more than 40 dynes；
（2）With glue：In EPS71: KN75=100: 8 ratio, using ethyl acetate as diluent, work dense with preparing adhesive
Spend for 30%-40%, use after being sufficiently stirred for.A736/193D water based emulsions prepare；
（3）Dry compound machine heats up：40 DEG C -70 DEG C of one area of control oven temperature, two 40 DEG C -70 DEG C of areas, three 40 DEG C -70 DEG C of areas,
Four 60 DEG C -80 DEG C of areas, five 60 DEG C -80 DEG C of areas, six 60 DEG C -80 DEG C of areas, seven 60 DEG C -80 DEG C of areas, eight 40 DEG C -70 DEG C of areas；
（4）Gluing, upper volume, unreel：Glue is injected in lacquer disk(-sc), required tension force is adjusted according to base material, started double and just turn over
Turn button, translate into specified location, press upset stop button, start to unreel；
（5）Gluing：The working clearance of anilox roll and scraper is adjusted, after anilox roll roll surface applies glue, then anilox roll and scraper is allowed
Fitted, accelerated to normal coating speed, started coating, primer butt coating weight is generally 1-2g/m2；PVDC butts are coated with
Amount about 10g/m2.
（6）Infra-red drying；
（7）Winding：Situation is batched according to PVC/PVDC composite hard sheets, required tension force is adjusted, starts double, start winding；
（8）Reset and roll up；
（9）Coating PVDC latexes：It is for about 10g/m2 to apply complexor butt every time, is required to determine weight according to the coating weight of PVC/ PVDC
The number of times of overcoating cloth PVDC latexes, usually 1. 40g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue in three times
193D, a face glue A736；②60g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in five times, a face
Glue A736；③90g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in eight times, a face glue A736；④
120g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in 11 times, a face glue A736；
（10）It is dried；
（11）Winding：Situation is batched further according to PVC/PVDC composite hard sheets, required tension force is adjusted, starts double, repetition is opened
Begin to wind；
（12）Solidification：Room temperature control at 40-50 DEG C, 48 hours hardening times；
（13）Cutting, inspection；
（14）According to product specification, with plastic bag packaging, per case one quality certification of outer patch, put in storage to be tested.
Further, step（2）It is 40% with the preferred working concentration of preparing adhesive.
Further, step（5）Middle primer butt coating weight is preferably 2g/m2.
Further, step（12）Solidification is preferably 45 DEG C of room temperature.
Finally it should be noted that：The preferred embodiments of the present invention are the foregoing is only, the present invention is not limited to,
Although being described in detail to the present invention with reference to the foregoing embodiments, for a person skilled in the art, it still may be used
To modify to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic,
All any modification, equivalent substitution and improvements within the spirit and principles in the present invention, made etc., should be included in the present invention's
Within protection domain.
Claims (7)
1. a kind of PVC/PVDC medicinal composite hard sheets production technology, it is characterised in that step is as follows：
（1）Air-introduced machine is opened, starts air draft, electrode making alive after motor rack is opened, through sheet material, presses start button, electrode
Roller starts to rotate, and opens knife-like switch on electrode, and voltage output starts to electrode, corona.
2. make PVC stiff sheet surface tension reach more than 40 dynes after sided corona treatment；
（2）With glue：In EPS71: KN75=100: 8 ratio, using ethyl acetate as diluent, work dense with preparing adhesive
Spend for 30%-40%, use after being sufficiently stirred for.
3.A736/193D water based emulsion prepares；
（3）Dry compound machine heats up：40 DEG C -70 DEG C of one area of control oven temperature, two 40 DEG C -70 DEG C of areas, three 40 DEG C -70 DEG C of areas,
Four 60 DEG C -80 DEG C of areas, five 60 DEG C -80 DEG C of areas, six 60 DEG C -80 DEG C of areas, seven 60 DEG C -80 DEG C of areas, eight 40 DEG C -70 DEG C of areas；
（4）Gluing, upper volume, unreel：Glue is injected in lacquer disk(-sc), required tension force is adjusted according to base material, started double and just turn over
Turn button, translate into specified location, press upset stop button, start to unreel；
（5）Gluing：The working clearance of anilox roll and scraper is adjusted, after anilox roll roll surface applies glue, then anilox roll and scraper is allowed
Fitted, accelerated to normal coating speed, started coating, primer butt coating weight is generally 1-2g/m2；PVDC butts are coated with
Amount about 10g/m2.
4.（6）Infra-red drying；
（7）Winding：Situation is batched according to PVC/PVDC composite hard sheets, required tension force is adjusted, starts double, start winding；
（8）Reset and roll up；
（9）Coating PVDC latexes：It is for about 10g/m2 to apply complexor butt every time, is required to determine weight according to the coating weight of PVC/ PVDC
The number of times of overcoating cloth PVDC latexes, usually 1. 40g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue in three times
193D, a face glue A736；②60g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in five times, a face
Glue A736；③90g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in eight times, a face glue A736；④
120g/m2:A time primer adhesive for polyurethane EPS71/KN75, glue 193D in 11 times, a face glue A736；
（10）It is dried；
（11）Winding：Situation is batched further according to PVC/PVDC composite hard sheets, required tension force is adjusted, starts double, repetition is opened
Begin to wind；
（12）Solidification：Room temperature control at 40-50 DEG C, 48 hours hardening times；
（13）Cutting, inspection；
（14）According to product specification, with plastic bag packaging, per case one quality certification of outer patch, put in storage to be tested.
5. PVC/PVDC medicinal composite hard sheets production technology according to claim 1, it is characterised in that：Step（2）Prepare
The preferred working concentration of adhesive is 40%.
6. PVC/PVDC medicinal composite hard sheets production technology according to claim 1, it is characterised in that：Step（5）Middle bottom
Glue butt coating weight is preferably 2g/m2.
7. PVC/PVDC medicinal composite hard sheets production technology according to claim 1, it is characterised in that：Step（12）Solidification
It is preferably 45 DEG C of room temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185226.9A CN106626706A (en) | 2016-12-20 | 2016-12-20 | Production process of hard medicinal PVC/PVDC composite sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611185226.9A CN106626706A (en) | 2016-12-20 | 2016-12-20 | Production process of hard medicinal PVC/PVDC composite sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106626706A true CN106626706A (en) | 2017-05-10 |
Family
ID=58834125
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611185226.9A Pending CN106626706A (en) | 2016-12-20 | 2016-12-20 | Production process of hard medicinal PVC/PVDC composite sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106626706A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115570871A (en) * | 2022-09-06 | 2023-01-06 | 浙江宇立新材料有限公司 | Production process of recyclable environment-friendly composite material |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024325A (en) * | 2007-02-06 | 2007-08-29 | 徐小圣 | Technology for preparing high-separation, low solvent residue and low resolving-out matter PVC/PE/PVCD solid medicinal composite hard sheet |
| CN103481626A (en) * | 2013-08-16 | 2014-01-01 | 杭州塑料工业有限公司 | Production technology of polyvinyl chloride (PVC)/polyethylene (PE)/polyvinyl dichloride (PVDC) composite piece |
| CN203427412U (en) * | 2013-08-16 | 2014-02-12 | 杭州塑料工业有限公司 | High-barrier PVDC (Polyvinyl Dichloride) composite sheet for plastic ampoule |
-
2016
- 2016-12-20 CN CN201611185226.9A patent/CN106626706A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101024325A (en) * | 2007-02-06 | 2007-08-29 | 徐小圣 | Technology for preparing high-separation, low solvent residue and low resolving-out matter PVC/PE/PVCD solid medicinal composite hard sheet |
| CN103481626A (en) * | 2013-08-16 | 2014-01-01 | 杭州塑料工业有限公司 | Production technology of polyvinyl chloride (PVC)/polyethylene (PE)/polyvinyl dichloride (PVDC) composite piece |
| CN203427412U (en) * | 2013-08-16 | 2014-02-12 | 杭州塑料工业有限公司 | High-barrier PVDC (Polyvinyl Dichloride) composite sheet for plastic ampoule |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115570871A (en) * | 2022-09-06 | 2023-01-06 | 浙江宇立新材料有限公司 | Production process of recyclable environment-friendly composite material |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170510 |