CN112674385A - Preparation method of novel environment-friendly cigarette filter tip - Google Patents
Preparation method of novel environment-friendly cigarette filter tip Download PDFInfo
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- CN112674385A CN112674385A CN202011432181.7A CN202011432181A CN112674385A CN 112674385 A CN112674385 A CN 112674385A CN 202011432181 A CN202011432181 A CN 202011432181A CN 112674385 A CN112674385 A CN 112674385A
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- Prior art keywords
- extruder
- cigarette filter
- novel environment
- filter tip
- friendly cigarette
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- 235000019504 cigarettes Nutrition 0.000 title claims abstract description 29
- 238000002360 preparation method Methods 0.000 title claims abstract description 13
- 238000000034 method Methods 0.000 claims abstract description 19
- 239000011342 resin composition Substances 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims abstract description 10
- 230000006835 compression Effects 0.000 claims abstract description 7
- 238000007906 compression Methods 0.000 claims abstract description 7
- 238000001816 cooling Methods 0.000 claims abstract description 7
- 238000005187 foaming Methods 0.000 claims abstract description 7
- 238000002347 injection Methods 0.000 claims abstract description 7
- 239000007924 injection Substances 0.000 claims abstract description 7
- 238000002156 mixing Methods 0.000 claims abstract description 6
- 239000004631 polybutylene succinate Substances 0.000 claims description 10
- 229920002961 polybutylene succinate Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- -1 polybutylene succinate Polymers 0.000 claims description 9
- VLDPXPPHXDGHEW-UHFFFAOYSA-N 1-chloro-2-dichlorophosphoryloxybenzene Chemical compound ClC1=CC=CC=C1OP(Cl)(Cl)=O VLDPXPPHXDGHEW-UHFFFAOYSA-N 0.000 claims description 6
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- 239000004970 Chain extender Substances 0.000 claims description 6
- 239000003963 antioxidant agent Substances 0.000 claims description 6
- 230000003078 antioxidant effect Effects 0.000 claims description 6
- 239000002667 nucleating agent Substances 0.000 claims description 6
- 229920001610 polycaprolactone Polymers 0.000 claims description 6
- 239000004632 polycaprolactone Substances 0.000 claims description 6
- 239000004626 polylactic acid Substances 0.000 claims description 6
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 claims description 5
- 150000008301 phosphite esters Chemical class 0.000 claims description 5
- MAYUCBCSAVDUKG-UHFFFAOYSA-N orthoacetic acid Chemical compound CC(O)(O)O MAYUCBCSAVDUKG-UHFFFAOYSA-N 0.000 claims description 4
- 150000005846 sugar alcohols Polymers 0.000 claims description 4
- 239000005995 Aluminium silicate Substances 0.000 claims description 3
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 3
- 235000012211 aluminium silicate Nutrition 0.000 claims description 3
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000292 calcium oxide Substances 0.000 claims description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010445 mica Substances 0.000 claims description 3
- 229910052618 mica group Inorganic materials 0.000 claims description 3
- 239000012802 nanoclay Substances 0.000 claims description 3
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 claims description 3
- 239000005014 poly(hydroxyalkanoate) Substances 0.000 claims description 3
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 claims description 3
- 150000007970 thio esters Chemical class 0.000 claims description 3
- TZRXHJWUDPFEEY-UHFFFAOYSA-N Pentaerythritol Tetranitrate Chemical compound [O-][N+](=O)OCC(CO[N+]([O-])=O)(CO[N+]([O-])=O)CO[N+]([O-])=O TZRXHJWUDPFEEY-UHFFFAOYSA-N 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 12
- 230000008569 process Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 3
- 230000000391 smoking effect Effects 0.000 abstract description 3
- 238000002074 melt spinning Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 230000036541 health Effects 0.000 description 3
- 229920000747 poly(lactic acid) Polymers 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 229920002301 cellulose acetate Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- 229920006221 acetate fiber Polymers 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- OJMIONKXNSYLSR-UHFFFAOYSA-N phosphorous acid Chemical compound OP(O)O OJMIONKXNSYLSR-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a preparation method of a novel environment-friendly cigarette filter tip, which comprises the following steps: the method comprises the following steps: firstly, uniformly mixing the degradable resin composition in a mixer according to a certain proportion; step two: then setting the temperature of the front half area and the rear half area of the screw of the extruder; step three: adding the mixed degradable resin composition into a feeding bin of an extruder, extruding at a certain extrusion speed, and injecting supercritical CO into a compression section of the extruder at a certain flow rate through a gas injection system2Adding into the system; step four: finally, foaming through a die head to form a rod shape, and cooling to obtain the microporous filter tip rod. The invention does not adopt a melt spinning forming process, does not have the problem of human body inhalation caused by fine fiber residue, adopts environment-friendly degradable materials as raw materials, and can reduce the filter tip discarded after smoking through compostThe method does not pollute the environment, and makes outstanding progress.
Description
Technical Field
The invention relates to the technical field of cigarette filters, in particular to a preparation method of a novel environment-friendly cigarette filter.
Background
The cigarette filter is the upper part of a cigarette, is a tool specially designed for smokers, can reduce smoke and tar in the mouth during smoking and suspended particles generated during combustion, and has three main functions including direct interception, inertial compaction and diffusion precipitation.
With the development of science and technology, the variety of the filter tip itself has changed greatly, and the filter tip made of acetate fiber is a widely used one
At present, due to the cost problem, the filter tip material used in the middle-high grade cigarettes is cellulose acetate fiber, and the polypropylene fiber used in the low grade cigarettes; cellulose acetate fiber and polypropylene fiber are difficult to degrade in nature, and the fibers are difficult to avoid producing fine broken fibers in the process of processing and forming, so that the fibers are easy to be sucked into the lung in the smoking process and influence the health, degradable materials are used in patents CN102080278B, CN102578710A and CN110326815A to prepare cigarette filters, the problem that the filters are difficult to degrade in nature is solved, but the used process is also used for preparing cigarette filter rods by melting fiber forming, the problem that the fine broken fibers are produced cannot be solved, and the influence degree of the problem on the health of smokers is large.
In summary, there is a need for a novel method for preparing an environment-friendly cigarette filter to solve the problems of the prior art.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a preparation method of a novel environment-friendly cigarette filter tip, aiming at solving the problem that the preparation process cannot solve the problem of fine fiber breakage.
In order to achieve the purpose, the invention provides the following technical scheme: a preparation method of a novel environment-friendly cigarette filter comprises the following steps:
the method comprises the following steps: firstly, uniformly mixing the degradable resin composition in a mixer according to a certain proportion;
step two: then setting the temperature of the front half area and the rear half area of the screw of the extruder;
step three: adding the mixed degradable resin composition into a feeding bin of an extruder, extruding at a certain extrusion speed, and injecting supercritical CO into a compression section of the extruder at a certain flow rate through a gas injection system2Adding into the system;
step four: finally, foaming through a die head to form a rod shape, and cooling to obtain the microporous filter tip rod.
Preferably, the degradable resin is at least one of polylactic acid (PLA), polybutylene succinate (PBS), Polycaprolactone (PCL), Polyhydroxyalkanoate (PHA), polybutylene adipate/terephthalate (PBAT).
Preferably, the degradable resin composition consists of the following components in percentage by weight:
degradable resin: 95 to 100 percent
Nucleating agent: 0.5 to 3 percent of
Antioxidant: 0.5 to 1 percent
Chain extender: 0.1 to 1 percent.
Preferably, the temperature of the front half area of the screw of the extruder is 190-220 ℃, the temperature of the rear half area of the screw of the extruder is 110-180 ℃, and the extrusion rotating speed is 5-55 r/min.
Preferably, the supercritical CO2The flow rate of (A) is 3-15L/min.
Preferably, the nucleating agent is one or more of calcium carbonate, carbon black, calcium oxide, mica, talcum powder, nano clay and kaolin.
Preferably, the antioxidant is one or more of hindered phenol, phosphite and thioester.
Preferably, the chain extender is one or more of Pentaerythritol (PETNA), pyromellitic dianhydride (PMDA), and polyhydric alcohol Trihydroxyethane (TME).
The invention has the beneficial effects that: the raw materials used by the cigarette filter tip prepared by the invention are degradable resin, can be naturally degraded in natural environment, and are different from the existing melt spinning rod-forming method in the preparation method, fine fiber breakage can not be generated, the health is not influenced, the preparation process is relatively simple, the cigarette filter tip is suitable for large-scale batch production, the cost is relatively low, and the cigarette filter tip has prominent progress.
Detailed Description
A preparation method of a novel environment-friendly cigarette filter comprises the following steps:
the method comprises the following steps: firstly, uniformly mixing the degradable resin composition in a mixer according to a certain proportion;
step two: then setting the temperature of the front half area and the rear half area of the screw of the extruder;
step three: adding the mixed degradable resin composition into a feeding bin of an extruder, extruding at a certain extrusion speed, and injecting supercritical CO into a compression section of the extruder at a certain flow rate through a gas injection system2Adding into the system;
step four: finally, foaming through a die head to form a rod shape, and cooling to obtain the microporous filter tip rod.
Further, the degradable resin is at least one of polylactic acid (PLA), polybutylene succinate (PBS), Polycaprolactone (PCL), Polyhydroxyalkanoate (PHA) and polybutylene adipate/terephthalate (PBAT).
Further, the degradable resin composition comprises the following components in percentage by weight:
degradable resin: 95 to 100 percent
Nucleating agent: 0.5 to 3 percent of
Antioxidant: 0.5 to 1 percent
Chain extender: 0.1 to 1 percent.
Furthermore, the temperature of the front half area of the screw of the extruder is 190-220 ℃, the temperature of the rear half area is 110-180 ℃, and the extrusion rotating speed is 5-55 r/min.
Further, supercritical CO2The flow rate of (A) is 3-15L/min.
Further, the nucleating agent is one or more of calcium carbonate, carbon black, calcium oxide, mica, talcum powder, nano clay and kaolin.
Further, the antioxidant is one or more of hindered phenol, phosphite ester and thioester.
Further, the chain extender is one or more of Pentaerythritol (PETNA), pyromellitic dianhydride (PMDA), and polyhydric alcohol Trihydroxyethane (TME).
Example 1:
the method comprises the following steps: firstly, mixing 99 percent of PLA resin, 0.5 percent of talcum powder and 0.5 percent of phosphite ester uniformly in a mixer;
step two: then setting the temperature of the front half area of the screw of the extruder to be 195 ℃ and the temperature of the rear half area to be 150 ℃;
step three: then adding the mixed PLA resin composition into a feeding bin of an extruder, extruding at the extrusion speed of 30r/min, and injecting supercritical CO into a compression section of the extruder at the flow rate of 5L/min through a gas injection system2Adding into the system;
step four: and finally, foaming through a die head, cooling and granulating to obtain the PLA microporous cigarette filter rod.
Example 2:
the method comprises the following steps: firstly, 98 percent of PBAT resin, 0.5 percent of talcum powder, 0.5 percent of phosphite ester and 1 percent of polyhydric alcohol trihydroxy ethane (TME) are mixed uniformly in a mixer;
step two: then setting the temperature of the front half area of the screw of the extruder to 210 ℃ and the temperature of the rear half area of the screw of the extruder to 135 ℃;
step three: then adding the mixed PBAT resin composition into a feeding bin of an extruder, extruding at the extrusion speed of 30r/min, and adding supercritical CO into a compression section of the extruder through a gas injection system at the flow rate of 5L/min2Adding into the system;
step four: finally, foaming through a die head, cooling and cutting into granules to obtain the PBAT microporous cigarette filter rod.
Example 3:
the method comprises the following steps: firstly, uniformly mixing 99.5 percent of polybutylene succinate (PBS) resin and 0.5 percent of phosphite ester in a mixer;
step two: then setting the temperature of the front half area of the screw of the extruder to be 205 ℃ and the temperature of the rear half area to be 170 ℃;
step three: then adding the mixed PBS resin composition into a feeding bin of an extruder, extruding at an extrusion speed of 20r/min, and adding supercritical CO into a compression section of the extruder through a gas injection system at a flow rate of 5.5L/min2Adding into the system;
step four: and finally, foaming through a die head, cooling and granulating to obtain the PBS microporous cigarette filter rod.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents or improvements made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The preparation method of the novel environment-friendly cigarette filter tip is characterized by comprising the following steps:
the method comprises the following steps: firstly, uniformly mixing the degradable resin composition in a mixer according to a certain proportion;
step two: then setting the temperature of the front half area and the rear half area of the screw of the extruder;
step three: adding the mixed degradable resin composition into a feeding bin of an extruder, extruding at a certain extrusion speed, and injecting supercritical CO into a compression section of the extruder at a certain flow rate through a gas injection system2Adding into the system;
step four: finally, foaming through a die head to form a rod shape, and cooling to obtain the microporous filter tip rod.
2. The method for preparing a novel environment-friendly cigarette filter according to claim 1, wherein the degradable resin is at least one of polylactic acid (PLA), polybutylene succinate (PBS), Polycaprolactone (PCL), Polyhydroxyalkanoate (PHA), and polybutylene adipate/terephthalate (PBAT).
3. The method for preparing a novel environment-friendly cigarette filter according to claim 1, wherein the degradable resin composition comprises the following components in percentage by weight:
degradable resin: 95 to 100 percent
Nucleating agent: 0.5 to 3 percent of
Antioxidant: 0.5 to 1 percent
Chain extender: 0.1 to 1 percent.
4. The preparation method of the novel environment-friendly cigarette filter tip as claimed in claim 1, wherein the temperature of the front half area of the screw of the extruder is 190-220 ℃, the temperature of the rear half area of the screw of the extruder is 110-180 ℃, and the extrusion rotating speed is 5-55 r/min.
5. The method for preparing a novel environment-friendly cigarette filter according to claim 1, wherein the supercritical CO is2The flow rate of (A) is 3-15L/min.
6. The method for preparing a novel environment-friendly cigarette filter according to claim 2, wherein the nucleating agent is one or more of calcium carbonate, carbon black, calcium oxide, mica, talcum powder, nano-clay and kaolin.
7. The method for preparing a novel environment-friendly cigarette filter according to claim 2, wherein the antioxidant is one or more of hindered phenol, phosphite ester and thioester.
8. The preparation method of the novel environment-friendly cigarette filter tip as claimed in claim 2, wherein the chain extender is one or more of pentaerythritol (PETN A), pyromellitic dianhydride (PMDA) and polyhydric alcohol Trihydroxyethane (TME).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011432181.7A CN112674385A (en) | 2020-12-09 | 2020-12-09 | Preparation method of novel environment-friendly cigarette filter tip |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011432181.7A CN112674385A (en) | 2020-12-09 | 2020-12-09 | Preparation method of novel environment-friendly cigarette filter tip |
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| Publication Number | Publication Date |
|---|---|
| CN112674385A true CN112674385A (en) | 2021-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011432181.7A Pending CN112674385A (en) | 2020-12-09 | 2020-12-09 | Preparation method of novel environment-friendly cigarette filter tip |
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| Country | Link |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030153638A1 (en) * | 2001-08-16 | 2003-08-14 | Industrial Technology Research Institute | Method for crosslinking porous biodegradable polymers |
| CN102558793A (en) * | 2012-01-13 | 2012-07-11 | 北京工商大学 | Preparation method for improving olybuthylenesuccinate melt strength |
| CN103772927A (en) * | 2014-01-15 | 2014-05-07 | 南通烟滤嘴有限责任公司 | Biodegradable porous foaming material and preparation method thereof |
| CN105037656A (en) * | 2015-09-07 | 2015-11-11 | 中国科学院宁波材料技术与工程研究所 | Polypropylene/polystyrene alloy and preparation method thereof |
-
2020
- 2020-12-09 CN CN202011432181.7A patent/CN112674385A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030153638A1 (en) * | 2001-08-16 | 2003-08-14 | Industrial Technology Research Institute | Method for crosslinking porous biodegradable polymers |
| CN102558793A (en) * | 2012-01-13 | 2012-07-11 | 北京工商大学 | Preparation method for improving olybuthylenesuccinate melt strength |
| CN103772927A (en) * | 2014-01-15 | 2014-05-07 | 南通烟滤嘴有限责任公司 | Biodegradable porous foaming material and preparation method thereof |
| CN105037656A (en) * | 2015-09-07 | 2015-11-11 | 中国科学院宁波材料技术与工程研究所 | Polypropylene/polystyrene alloy and preparation method thereof |
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Application publication date: 20210420 |
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