CN107629736A - A kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion and preparation method - Google Patents
A kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion and preparation method Download PDFInfo
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- CN107629736A CN107629736A CN201710798727.2A CN201710798727A CN107629736A CN 107629736 A CN107629736 A CN 107629736A CN 201710798727 A CN201710798727 A CN 201710798727A CN 107629736 A CN107629736 A CN 107629736A
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Abstract
The invention discloses a kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion and preparation method, using core-shell emulsion polymerization method, the acrylate and vinyl acetate emulsion adhesive that butyl acrylate and Isooctyl acrylate monomer are modified is synthesized, emulsion particle has the core shell structure of stone soft shell, both ensure that adhesive holds viscosity, film-forming temperature is significantly reduced again, improves tack；Isooctyl acrylate monomer is introduced in shell and substitutes part propylene acid butyl ester, further improves the tack of adhesive, and reduce emulsion viscosity；Fire retardant and nano silicon are introduced in polymerization process, improve the compatibility with polymer, it is uniformly dispersed, assign the more preferable water resistance of acrylate and vinyl acetate emulsion, resistance to soiling, solvent resistance, obtained hud typed acrylate and vinyl acetate emulsion is used as connecing mouth glue, is tried out through M5 cigarette machines, and cigarette tipping tightness is high, adhesive effect is good, and fire-retardant self-extinguishment is notable.
Description
Technical field
The present invention relates to cigarette field of adhesive technology, and in particular to a kind of nano-silicon dioxide modified hud typed vinegar
The fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of acrylic emulsion and preparation method.
Background technology
With the development of tobacco science and technology, " smoking and the safety " and " smoking and health " that tobacco is advocated turns into a kind of trend
And main contents.From security consideration, it is desirable to smoking（Flue gas）Infringement to human body is minimized, in addition to reduces cigarette
Pollution of the branch side-stream smoke to environment；On the other hand " reduction catch fire tendency " is proposed to cigarette to prevent smoking from causing fire.Volume
The combustion process of cigarette, which belongs to, glows, and combustion process is aphlogistic, slow, low temperature, as the oxygen in cigarette consumes, to tie up
The burning that the burning of cigarette needs oxygen to pass through the continuous supplying cigarettes of cigarette paper is held, at present often by connecing mouth glue by fire retardant
It is attached on cigarette paper, in combustion, flame retardant effect is reached by the fire retardant on cigarette paper.But the method fire retardant
Reunite due to occurring or coat uneven and cause flame retardant effect undesirable, thus develop and a kind of have that fire-retardant, waterproof is ageing-resistant
The mouth glue that connects of effect turns into a kind of necessary trend.
The content of the invention
It is an object of the invention to provide a kind of nano-silicon dioxide modified fire-retardant high speed cigarette of hud typed acrylate and vinyl acetate emulsion
Mouth glue and preparation method are connect, with overcome the deficiencies in the prior art.
The object of the present invention is achieved like this：
A kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion, it is characterised in that described
The High-speed Cigarette Adhesives for Filter Tipping is using vinylacetate as hard monomer, and butyl acrylate and Isooctyl acrylate monomer are soft monomer, and acrylic acid is
Cross-linking monomer, fire retardant, nano silicon and other auxiliary agents are added, are prepared using core-shell emulsion polymerization method；Described
Other auxiliary agents are respectively polyvinyl alcohol 1788, emulsifying agent, potassium peroxydisulfate and hydroxymethyl cellulose, wherein the polyvinyl alcohol 1788
Dosage is the 4-6% of monomer total amount, and emulsifier is the 2.1-2.6% of monomer total amount, and potassium peroxydisulfate dosage is monomer total amount
1.3-1.6%, hydroxymethyl cellulose dosage are the 0.8-1.3% of monomer total amount.
Described vinylacetate: butyl acrylate: Isooctyl acrylate monomer: acrylic acid mass ratio is 15: 3: 2: 2.
Described fire retardant is that nano-sized magnesium hydroxide and sodium alginate form according to the compounding of mass ratio 4: 1, and addition is single
The 5-8wt.% of body total amount.
The presoma tetraethyl orthosilicate dosage of described nano silicon is the 1-2% of total monomer amount.
Described emulsifying agent is AEO and lauryl sodium sulfate according to mass ratio（2∶1）-（3∶1）It is multiple
With into.
A kind of preparation side of described nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion
Method, it is characterised in that comprise the following steps：
（1）Hydroxymethyl cellulose and deionized water are taken, is mixed according to the ultrasonic disperse of solid-to-liquid ratio 1: 5, fire retardant is added and continues ultrasound
Scattered 20-25min, obtains fire-retardant agent emulsion；
（2）Potassium peroxydisulfate is configured to the initiator solution that mass fraction is 8-10% with deionized water；
（3）By the emulsifying agent of 1/3 amount according to mass ratio（2-4）: 100 are dissolved in deionized water and obtain composite emulsifier, under stirring
Vinylacetate and butyl acrylate are sequentially added, ultrasonic disperse 30min obtains core pre-emulsion；
（4）By the emulsifying agent of 1/3 amount according to mass ratio（2-4）: 100 are dissolved in deionized water and obtain composite emulsifier, under stirring
Isooctyl acrylate monomer, acrylic acid are added, ultrasonic disperse 30min obtains shell pre-emulsion；
（5）By polyvinyl alcohol 1788 and deionized water according to mass ratio（5-7）∶（430-450）Stir and evenly mix, be warming up to 90 DEG C of guarantors
Warm 1-2 hours, 65-70 DEG C is cooled to, adds remaining emulsifier for mixing emulsification 30min, the step of adding 1/5 amount（2）Gained
Initiator solution is incubated 1 hour, and step is added dropwise（3）Core pre-emulsion, be incubated 30min, add 1/5 amount the step of（2）Gained
Initiator solution, step（1）Fire-retardant agent emulsion stirs and evenly mixs, and step is added dropwise（4）Shell pre-emulsion, be incubated 30min, be warming up to
70-80 DEG C, add the step of residue（2）Gained initiator solution, 1 hour is incubated, room temperature is then down to, adds positive silicic acid tetrem
Ester reacts 10-12 hours, filtering and discharging.
The present invention has following beneficial effect：The present invention uses core-shell emulsion polymerization method, has synthesized butyl acrylate and propylene
The acrylate and vinyl acetate emulsion adhesive that the different monooctyl ester of acid is modified, the core shell structure that emulsion particle has stone soft shell both ensure that holding for adhesive
Viscosity, film-forming temperature is significantly reduced again, improve tack；Isooctyl acrylate monomer is introduced in shell and substitutes part acrylic acid
Butyl ester, there is longer alkyl and lower glass because Isooctyl acrylate monomer molecular structure is larger, and than butyl acrylate
Change temperature, strand is submissive, is advantageous to the motion and diffusion of segment, and emulsion viscosity reduces, and promotes adhesive macromolecular and quilt
Glutinous thing molecule is close to each other, the increase of emulsion tack；Can be effective using anionic emulsifier and nonionic emulsifier compounding
Emulsifying effectiveness is improved, reduces emulsion viscosity；The present invention introduces fire retardant and nano silicon in polymerization process, improves
And the compatibility of polymer, it is uniformly dispersed, Si-O keys is introduced in polymer, there is larger bond energy, it is newborn that vinegar third can be assigned
The more preferable water resistance of liquid, resistance to soiling, solvent resistance, the hud typed acrylate and vinyl acetate emulsion prepared using the present invention is used as connecing mouth glue, through M5
Cigarette machine is tried out, and cigarette tipping tightness is high, and adhesive effect is good, and fire-retardant self-extinguishment is notable, and meets environmental requirement.
Embodiment
A kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion, it is characterised in that institute
The High-speed Cigarette Adhesives for Filter Tipping stated is using vinylacetate as hard monomer, and butyl acrylate and Isooctyl acrylate monomer are soft monomer, propylene
Acid is cross-linking monomer, adds fire retardant, nano silicon and other auxiliary agents, is prepared using core-shell emulsion polymerization method；Institute
Other auxiliary agents stated are respectively polyvinyl alcohol 1788, emulsifying agent, potassium peroxydisulfate and hydroxymethyl cellulose, wherein the polyvinyl alcohol
1788 dosages are the 4% of monomer total amount, and emulsifier is the 2.6% of monomer total amount, and potassium peroxydisulfate dosage is monomer total amount
1.3%, hydroxymethyl cellulose dosage is the 0.8% of monomer total amount.
Described vinylacetate: butyl acrylate: Isooctyl acrylate monomer: acrylic acid mass ratio is 15: 3: 2: 2.
Described fire retardant is that nano-sized magnesium hydroxide and sodium alginate form according to the compounding of mass ratio 4: 1, and addition is single
The 5wt.% of body total amount.
The presoma tetraethyl orthosilicate dosage of described nano silicon is the 1% of total monomer amount.
Described emulsifying agent is AEO and lauryl sodium sulfate according to mass ratio（2∶1）-（3∶1）It is multiple
With into.
A kind of preparation side of described nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion
Method, it is characterised in that comprise the following steps：
（1）Hydroxymethyl cellulose and deionized water are taken, is mixed according to the ultrasonic disperse of solid-to-liquid ratio 1: 5, fire retardant is added and continues ultrasound
Scattered 20-25min, obtains fire-retardant agent emulsion；
（2）Potassium peroxydisulfate is configured to the initiator solution that mass fraction is 8-10% with deionized water；
（3）By the emulsifying agent of 1/3 amount according to mass ratio（2-4）: 100 are dissolved in deionized water and obtain composite emulsifier, under stirring
Vinylacetate and butyl acrylate are sequentially added, ultrasonic disperse 30min obtains core pre-emulsion；
（4）By the emulsifying agent of 1/3 amount according to mass ratio（2-4）: 100 are dissolved in deionized water and obtain composite emulsifier, under stirring
Isooctyl acrylate monomer, acrylic acid are added, ultrasonic disperse 30min obtains shell pre-emulsion；
（5）By polyvinyl alcohol 1788 and deionized water according to mass ratio（5-7）∶（430-450）Stir and evenly mix, be warming up to 90 DEG C of guarantors
Warm 1-2 hours, 65-70 DEG C is cooled to, adds remaining emulsifier for mixing emulsification 30min, the step of adding 1/5 amount（2）Gained
Initiator solution is incubated 1 hour, and step is added dropwise（3）Core pre-emulsion, be incubated 30min, add 1/5 amount the step of（2）Gained
Initiator solution, step（1）Fire-retardant agent emulsion stirs and evenly mixs, and step is added dropwise（4）Shell pre-emulsion, be incubated 30min, be warming up to
70-80 DEG C, add the step of residue（2）Gained initiator solution, 1 hour is incubated, room temperature is then down to, adds positive silicic acid tetrem
Ester reacts 10-12 hours, filtering and discharging.
Claims (6)
1. a kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion, it is characterised in that described
The High-speed Cigarette Adhesives for Filter Tipping using vinylacetate as hard monomer, butyl acrylate and Isooctyl acrylate monomer are soft monomer, acrylic acid
For cross-linking monomer, fire retardant, nano silicon and other auxiliary agents are added, are prepared using core-shell emulsion polymerization method；It is described
Other auxiliary agents be respectively polyvinyl alcohol 1788, emulsifying agent, potassium peroxydisulfate and hydroxymethyl cellulose, wherein the polyvinyl alcohol
1788 dosages are the 4-6% of monomer total amount, and emulsifier is the 2.1-2.6% of monomer total amount, and potassium peroxydisulfate dosage is that monomer is total
The 1.3-1.6% of amount, hydroxymethyl cellulose dosage are the 0.8-1.3% of monomer total amount.
2. a kind of nano-silicon dioxide modified fire-retardant high speed cigarette of hud typed acrylate and vinyl acetate emulsion according to claim 1 connects mouth
Glue, it is characterised in that described vinylacetate: butyl acrylate: Isooctyl acrylate monomer: acrylic acid mass ratio is 15: 3: 2:
2。
3. a kind of nano-silicon dioxide modified fire-retardant high speed cigarette of hud typed acrylate and vinyl acetate emulsion according to claim 1 connects mouth
Glue, it is characterised in that described fire retardant is that nano-sized magnesium hydroxide and sodium alginate form according to the compounding of mass ratio 4: 1, is added
Measure the 5-8wt.% for monomer total amount.
4. a kind of nano-silicon dioxide modified fire-retardant high speed cigarette of hud typed acrylate and vinyl acetate emulsion according to claim 1 connects mouth
Glue, it is characterised in that the presoma tetraethyl orthosilicate dosage of described nano silicon is the 1-2% of total monomer amount.
5. a kind of nano-silicon dioxide modified fire-retardant high speed cigarette of hud typed acrylate and vinyl acetate emulsion according to claim 1 connects mouth
Glue, it is characterised in that described emulsifying agent is AEO and lauryl sodium sulfate according to mass ratio（2∶1）-
（3∶1）Compounding forms.
6. a kind of nano-silicon dioxide modified fire-retardant high speed cigarette of hud typed acrylate and vinyl acetate emulsion according to claim 1 connects mouth
The preparation method of glue, it is characterised in that comprise the following steps：
（1）Hydroxymethyl cellulose and deionized water are taken, is mixed according to the ultrasonic disperse of solid-to-liquid ratio 1: 5, fire retardant is added and continues ultrasound
Scattered 20-25min, obtains fire-retardant agent emulsion；
（2）Potassium peroxydisulfate is configured to the initiator solution that mass fraction is 8-10% with deionized water；
（3）By the emulsifying agent of 1/3 amount according to mass ratio（2-4）: 100 are dissolved in deionized water and obtain composite emulsifier, under stirring
Vinylacetate and butyl acrylate are sequentially added, ultrasonic disperse 30min obtains core pre-emulsion；
（4）By the emulsifying agent of 1/3 amount according to mass ratio（2-4）: 100 are dissolved in deionized water and obtain composite emulsifier, under stirring
Isooctyl acrylate monomer, acrylic acid are added, ultrasonic disperse 30min obtains shell pre-emulsion；
（5）By polyvinyl alcohol 1788 and deionized water according to mass ratio（5-7）∶（430-450）Stir and evenly mix, be warming up to 90 DEG C of guarantors
Warm 1-2 hours, 65-70 DEG C is cooled to, adds remaining emulsifier for mixing emulsification 30min, the step of adding 1/5 amount（2）Gained
Initiator solution is incubated 1 hour, and step is added dropwise（3）Core pre-emulsion, be incubated 30min, add 1/5 amount the step of（2）Gained
Initiator solution, step（1）Fire-retardant agent emulsion stirs and evenly mixs, and step is added dropwise（4）Shell pre-emulsion, be incubated 30min, be warming up to
70-80 DEG C, add the step of residue（2）Gained initiator solution, 1 hour is incubated, room temperature is then down to, adds positive silicic acid tetrem
Ester reacts 10-12 hours, filtering and discharging.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798727.2A CN107629736A (en) | 2017-09-07 | 2017-09-07 | A kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion and preparation method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710798727.2A CN107629736A (en) | 2017-09-07 | 2017-09-07 | A kind of nano-silicon dioxide modified fire-retardant the High-speed Cigarette Adhesives for Filter Tipping of hud typed acrylate and vinyl acetate emulsion and preparation method |
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| CN107629736A true CN107629736A (en) | 2018-01-26 |
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Cited By (3)
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| CN108504313A (en) * | 2018-03-21 | 2018-09-07 | 华南理工大学 | A kind of nucleocapsid acrylate powder glue and preparation method thereof |
| CN108978341A (en) * | 2018-07-18 | 2018-12-11 | 内江师范学院 | A kind of good paper fire retardant of filming performance and preparation method thereof |
| CN110804445A (en) * | 2019-11-14 | 2020-02-18 | 北京林业大学 | Preparation method of bio-based flame-retardant microcapsule |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108504313A (en) * | 2018-03-21 | 2018-09-07 | 华南理工大学 | A kind of nucleocapsid acrylate powder glue and preparation method thereof |
| CN108504313B (en) * | 2018-03-21 | 2020-02-18 | 华南理工大学 | Acrylate powder adhesive with core-shell structure and preparation method thereof |
| CN108978341A (en) * | 2018-07-18 | 2018-12-11 | 内江师范学院 | A kind of good paper fire retardant of filming performance and preparation method thereof |
| CN108978341B (en) * | 2018-07-18 | 2020-12-01 | 内江师范学院 | Paper flame retardant with good film forming performance and preparation method thereof |
| CN110804445A (en) * | 2019-11-14 | 2020-02-18 | 北京林业大学 | Preparation method of bio-based flame-retardant microcapsule |
| CN110804445B (en) * | 2019-11-14 | 2020-12-01 | 北京林业大学 | Preparation method of bio-based flame-retardant microcapsule |
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Application publication date: 20180126 |