CN1151738C - Process for preparing polypropylene filter rod for cigarettes - Google Patents
Process for preparing polypropylene filter rod for cigarettes Download PDFInfo
- Publication number
- CN1151738C CN1151738C CNB011202629A CN01120262A CN1151738C CN 1151738 C CN1151738 C CN 1151738C CN B011202629 A CNB011202629 A CN B011202629A CN 01120262 A CN01120262 A CN 01120262A CN 1151738 C CN1151738 C CN 1151738C
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- CN
- China
- Prior art keywords
- polypropylene
- cigarette
- tows
- polypropylene filter
- adhesive
- 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.)
- Expired - Fee Related
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Abstract
The present invention adopts 3.2 to 3.4 ten thousands of denier of polypropylene tows to be opened, and the polymerized adhesive of an evenly mixed water solubility monomer is sprayed to the surfaces of the opened tows, wherein the adhesive spraying amount accounts for 6 to 10% of the weight of the polypropylene tows; the components of the adhesive of the water solubility monomer comprise second-oxidation trimethylolpropane triacrylate, the single methacrylate ester of methoxypolyethylene glycol (350), and water, and the weight ratio of the components is (1 to 1.2) to (1 to 1.2) to (1 to 1.2). The polypropylene tows which are sprayed with the adhesive monomer is coiled into a cigarette stick to be polymerized and solidified under the irradiation of electron beams or gamma rays.
Description
Technical field
The present invention relates to the manufacture method of a kind of cigarette, relate to a kind of manufacture method of polypropylene filter for cigarette particularly with filter stick.
Background technology
Cigarette adopts two vinegar fiber materials usually with filter-tip material.Because two vinegar fiber raw material sources in pine, cost an arm and a leg, there are problems such as three wastes processing in complex process in the processing.P.22, " chemical goods magazine " second phase in 1999 has been reported with polypropylene tows as the cigarette filter material, but adopt above-mentioned primary polypropylene tows to have following subject matter: 1. tow intensity height, elongation at break is big, is difficult for cutting, influences rate and the tipping speed of taking over the baton; 2. because polypropylene tows lacks polar group, be difficult for bonding, not only the impact polypropylene tow go out excellent rate, institute produces useless excellent pipe tobacco recovery in the process but also influence is taken over the baton; In the polypropylene owing to lack polar group, influence the filter efficiency of propene fibre filter stick and jealous.
At present, adopt solvent type adhesive usually, its feature is that adhesive is dissolved in the easy volatile solvent, as benzinum, solid content is 15%, and it is sprayed on the surface of polypropylene tows of shredding, be rolled into filter stick, after solvent evaporates is fallen, tow be bonded together.Because the volatilization of solvent has not only increased cost, and bring environmental pollution and safety problem such as easily catch fire, residual a small amount of solvent has influenced the jealous of polypropylene filter again; In addition, the fusing point of solvent type adhesive glue is lower, is 60-80 ℃, and during smoking the temperature of filter tip part can be up to 100 ℃ about.
Summary of the invention:
The manufacture method that the purpose of this invention is to provide a kind of polypropylene filter for cigarette, the filter stick of this method manufacturing have toughness and elasticity preferably, jealous obvious improvement, and solved the lower drawback of fusing point of contaminated environment and glue.
For achieving the above object, it is the 3.2-3.4 polypropylene tows at ten thousand dawn that the present invention adopts total denier, comprises the 10000-12000 rhizoid, and adhesive is a polymerisation type adhesive, can generate hydrogel behind irradiation.Under electron beam or gamma-ray irradiation, two bond energys are opened, polymerization or be cross-linked into high polymer, thereby polypropylene tows is bonded together well, by regulating the proportioning of water and two kinds of binder monomers, can regulate the curing rate of glue, and the toughness of glue and elasticity.
The present invention is sprayed onto the polymerisation type adhesive that mixes the polypropylene tows surface of shredding and is rolled into the cigarette rod, and cigarette rod irradiation under electron beam or gamma-rays is carried out polymerizing curable.
Consisting of of polymerisation type adhesive: ethoxyquin trimethylolpropane triacrylate, methoxy poly (ethylene glycol) monomethacrylates and water,
The weight ratio that polymerisation type adhesive is formed is: 1-1.2: 1-1.2: 1-1.2.
Spray glue amount is the 6-10% of polypropylene tows weight.
Irradiation is 25-35KGr.
The polymerisation type adhesive that the present invention adopts is colourless, nontoxic, light flavor, higher boiling, its boiling point＞150 ℃, low viscous liquid, be water miscible vinyl monomer, be easy to be sprayed onto the surface of tow, polymerizing curable very easily under electron beam or gamma-ray irradiation, the fusing point of cured glue reaches about 160 ℃, solved inflammable that solvent evaporates that solvent type adhesive exists causes, drawbacks such as the fusing point of contaminated environment and glue is lower, compare with water-insoluble monomer polymerization type adhesive, this adhesive has following advantage: 1. curing rate is fast, and it is low to solidify required irradiation dose; 2. the toughness and the elasticity of solidifying the back filter stick improve, and can regulate as required; 3. the product of filter stick are inhaled the effect raising.
The specific embodiment
Provide most preferred embodiment of the present invention below the present invention is specified, but the present invention is not subjected to the restriction of following embodiment.
Embodiment 1: be the fibre beam for polypropylene cigarette shredding in 32000 dawn (10000 hole) with total denier, with weight ratio is water: the ethoxyquin trimethylolpropane triacrylate: methoxy poly (ethylene glycol) (350) monomethacrylates=binder monomer aqueous solution of 1.0: 1.0: 1.1 is sprayed onto the surface of shredding tow, spray glue amount is 6%, be rolled into the cigarette rod, heavy every 0.71 gram of rod is an irradiation under the electron beam of 30KGr at irradiation dose then.The brute force of polypropylene tows is 0.9CN/dtex behind the irradiation, and elongation at break is 46%, and the hardness of solidifying the back filter stick is 90%, and the elasticity and the toughness of cigarette rod are better, and resistance to suction is 320mmH
2O, going out excellent rate is 1,680,000/ton, has eliminated the original acid of propene fibre filter stick, jealous obvious improvement.
Embodiment 2: be the cigarette polypropylene tows shredding at 34000 dawn (10000 hole) with total denier, with weight proportion is water: the ethoxyquin trimethylolpropane triacrylate: methoxy poly (ethylene glycol) (350) monomethacrylates=binder monomer aqueous solution of 1.2: 1.1: 1.2 is sprayed onto the surface of shredding tow, spray glue amount is 8%, being rolled into the cigarette rod, is irradiation under the gamma-rays of 35KGr at irradiation dose then.Solidify Zhi Chongwei 0.73 gram of back cigarette rod, hardness is 91%, and the toughness of cigarette rod and elasticity all are better than the prescription among the embodiment 1, and resistance to suction is 320mmH
2O, going out excellent rate is 1,650,000/ton, and the fusing point of glue is 150 ℃, has eliminated the original acid of propene fibre filter stick, and jealous have a tangible improvement.
Embodiment 3: be the cigarette polypropylene tows shredding at 33000 dawn (10000 hole) with total denier, with weight proportion water: the ethoxyquin trimethylolpropane triacrylate: methoxy poly (ethylene glycol) (350) monomethacrylates=binder monomer aqueous solution of 1.1: 1.2: 1.0 is sprayed onto the surface of shredding tow, spray glue amount is 10%, being rolled into the cigarette rod, is irradiation under the electron beam of 25KGr at irradiation dose then.Solidify Zhi Chongwei 0.73 gram of back cigarette rod, hardness is 92%, and the toughness of cigarette rod and elasticity all are worse than the prescription among the embodiment 1, and resistance to suction is 320mmH
2O, going out excellent rate is 1,670,000/ton, has eliminated the original acid of propene fibre filter stick, jealous have a tangible improvement.
By following routine comparative example, be used for illustrating good effect of the present invention:
Comparative example: as a comparison with the polypropylene filter for cigarette that contains water-insoluble monomer polymerization type adhesive, with total denier is the fibre beam for polypropylene cigarette shredding in 32000 dawn (10000 hole), the binder monomer of the basic ester adding of acrylic acid 13 (alkane) 3% (weight ratio) alpha-alcohol ketone photoinitiator is sprayed onto the surface of shredding tow, spray glue amount is 7%, be rolled into the cigarette rod, heavy every 0.71 gram of rod is radiation under the electron beam of 70KGr in intensity then.The brute force of polypropylene tows is 0.39CN/dtex behind the irradiation, and elongation at break is 16.1%, and the hardness of solidifying the back filter stick is 93%, and glue is hard and crisp, lacking toughness and elasticity, and going out excellent rate is 1,680,000/ton, resistance to suction is 320mmH
2O, original acid of propene fibre filter stick and jealous slightly improvement.
Claims (5)
1, a kind of manufacture method of polypropylene filter for cigarette is characterized in that, the polymerisation type adhesive that mixes is sprayed onto the polypropylene tows surface of shredding and is rolled into the cigarette rod, and cigarette rod irradiation under electron beam or gamma-rays is carried out polymerizing curable.
2, the manufacture method of polypropylene filter for cigarette according to claim 1 is characterized in that, the consisting of of polymerisation type adhesive: ethoxyquin trimethylolpropane triacrylate, methoxy poly (ethylene glycol) monomethacrylates and water,
3, the manufacture method of polypropylene filter for cigarette according to claim 2 is characterized in that, the weight ratio that polymerisation type adhesive is formed is: 1-1.2: 1-1.2: 1-1.2.
4, the manufacture method of polypropylene filter for cigarette according to claim 1 is characterized in that, spray glue amount is the 6-10% of polypropylene tows weight.
5, the manufacture method of polypropylene filter for cigarette according to claim 1 is characterized in that, irradiation is 25-35KGr.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011202629A CN1151738C (en) | 2001-07-12 | 2001-07-12 | Process for preparing polypropylene filter rod for cigarettes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011202629A CN1151738C (en) | 2001-07-12 | 2001-07-12 | Process for preparing polypropylene filter rod for cigarettes |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1395889A CN1395889A (en) | 2003-02-12 |
| CN1151738C true CN1151738C (en) | 2004-06-02 |
Family
ID=4664023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011202629A Expired - Fee Related CN1151738C (en) | 2001-07-12 | 2001-07-12 | Process for preparing polypropylene filter rod for cigarettes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1151738C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1943456B (en) * | 2006-08-09 | 2010-04-14 | 焦作市卷烟材料有限公司 | Water-proof, damp-proof and leakage-proof cigarette holder filter stick and its producing method |
| CN105029695B (en) * | 2015-06-10 | 2018-11-13 | 云南中烟工业有限责任公司 | A method of using high energy electron beam modifying cigarette cellulose acetate filter stick |
-
2001
- 2001-07-12 CN CNB011202629A patent/CN1151738C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1395889A (en) | 2003-02-12 |
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