CN109294480A - A kind of environment-friendly degradable type adhesive tape preparation method for packaging material - Google Patents
A kind of environment-friendly degradable type adhesive tape preparation method for packaging material Download PDFInfo
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- CN109294480A CN109294480A CN201811212152.2A CN201811212152A CN109294480A CN 109294480 A CN109294480 A CN 109294480A CN 201811212152 A CN201811212152 A CN 201811212152A CN 109294480 A CN109294480 A CN 109294480A
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- adhesive tape
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- packaging material
- type adhesive
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J109/00—Adhesives based on homopolymers or copolymers of conjugated diene hydrocarbons
- C09J109/02—Copolymers with acrylonitrile
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/08—Macromolecular additives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/10—Adhesives in the form of films or foils without carriers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2409/00—Presence of diene rubber
Abstract
The invention discloses a kind of environment-friendly degradable type adhesive tape preparation methods for packaging material, the following steps are included: step 1, weighs following raw material: 42-60 parts of nitrile rubber, 18-24 parts of polylactic acid, 14-18 parts of modified corn starch, 8-14 parts of natural composite plant fiber, 4-8 parts of graphene oxide, 2-5 parts of pretreated water talcum powder, 1-5 parts of PEG rilanit special, molasses 1-2 parts of oxidation.A kind of environment-friendly degradable type adhesive tape preparation method for packaging material of the invention, the adhesive tape not only elasticity, good toughness, prior degradability is good, and soil buries rear degradable.
Description
Technical field
The present invention relates to adhesive tape preparation technical fields, and in particular to a kind of environment-friendly degradable type adhesive tape system for packaging material
Preparation Method.
Background technique
Packaging material, which refers to, meets product packaging for manufacturing packing container, packing and decorating, packages printing, packed and transported etc.
Material used in it is required that, it includes metal, plastics, glass, ceramics, paper, bamboo sheet, wild mushroom class, natural fiber, chemistry fibre
The main packaging material such as dimension, composite material, and including auxiliary materials such as strapping, decoration, printing materials, packaging material it is at full speed
Development rapidly develops the adhesive tape of packaging material also and then, and a large amount of adhesive tape is dropped after, causes environmental pollution, because
This need to design a kind of adhesive tape of degradable.
Existing Chinese patent literature (notification number: CN103173141B) discloses a kind of stress adhesive tape and its processing technology,
The stress adhesive tape compares according to parts by weight, including following components: solid nitrile rubber 40-60, lemon acid tributyl 10-20, model
It, should for 128 resin 10-20, zinc oxide 1-10, silica 1-10, stearic acid 1-5, rubber defoaming agent 1-5, antioxidant 1-5
Adhesive tape has the characteristics that high resiliency, height are anti-tear, but degradability is poor, is not suitable for large-scale use.
Chinese patent literature (notification number: CN101824288B) discloses a kind of butyl rubber composition and its by production fourth
The method of base rubber adhesive tape, on the basis of the total weight of composition comprising following component: butyl rubber matrix 15%~
40%；Styrene analog thermoplastic elastomer 5%~12%；Plasticizer 8%~20%；Tackifying resin 20%~40%；Vulcanizing agent
0.2%~2%；Inorganic filler 10%~30%, the tape degradation is still poor, therefore prepares the good adhesive tape tool of degradability
It is significant.
Summary of the invention
In view of the drawbacks of the prior art, the object of the present invention is to provide a kind of environment-friendly degradable type adhesive tapes for packaging material
Preparation method, the adhesive tape not only elasticity, good toughness, prior degradability is good, and soil buries rear degradable.
The present invention solves technical problem and adopts the following technical scheme that
The present invention provides a kind of environment-friendly degradable type adhesive tape preparation methods for packaging material, comprising the following steps:
Step 1 weighs following raw material: 42-60 parts of nitrile rubber, 18-24 parts of polylactic acid, modified corn starch
14-18 parts, 8-14 parts of natural composite plant fiber, 4-8 parts of graphene oxide, 2-5 parts of pretreated water talcum powder, PEG hydrogenation castor
1-5 parts of sesame oil, molasses 1-2 parts of oxidation, wherein modified corn starch preparation method is that cornstarch is carried out acetylation process, with
Carry out low-temperature plasma processing again afterwards；
Step 2 mixes the raw material in step 1, then mixing again, and smelting temperature is 115-125 DEG C, mixing
35min is then re-fed into double screw extruder and is squeezed out, and extrusion temperature is 90 DEG C, then rolls again to get of the invention
Adhesive tape.
Preferably, it is 1.5L/min that low-temperature plasma processing step, which is argon flow, in the modified corn starch preparation,
The processing time is 8-14s, voltage 8KV.
Preferably, the natural composite plant fiber is cocoanut fiber, bast fiber is mixed according to weight ratio 5:3,
It is then cut, until length is 0.6-1.2mm, is subsequently sent in reaction flask, adds deionized water, add mass fraction
For 8-14% sodium hydroxide, it is neutrality that hydrochloric acid to solution, which is then added, then filters, dries again, then carries out Steam explosion treatment,
?.
Preferably, it is 1.2MPa that the Steam explosion treatment condition, which is saturated vapour pressure, handles 1-2min, then lets out again
Pressure.
Preferably, the pretreated water talcum preparation method is to mix hydrotalcite powder, multiplicity reactivation liquid, is then filtered,
It is dry, then calcination processing, it is then cooled to room temperature.
Preferably, the multiplicity reactivation liquid is ZnCl2、AlCl3It is mixed according to weight ratio 7:3.
Preferably, the calcination processing condition is 750 DEG C of calcination temperature, is then cooled to 400 DEG C, then water cooling is to room temperature.
Preferably, the oxidation molasses are passed through oxygen at 75-85 DEG C for molasses and are stirred, and then keep oxygen
Under the conditions of being passed through, then temperature risen to 125-135 DEG C, reacts 5-9min.
Preferably, the amount of oxygen that is passed through is 2-3L/min.
Preferably, the amount of oxygen that is passed through is 2.5L/min.
Compared with prior art, the present invention have it is following the utility model has the advantages that
(1) present invention is mixed using nitrile rubber with polylactic acid, changes tradition building rubber compound, using rubber and resin etc.
Combination of materials, the auxiliary materials such as modified corn starch of addition improve the degradability of adhesive tape, and graphene oxide carbon-coating is rich in epoxy group, hydroxyl
Ji Deng functional group has high activity, in the material by graphene oxide distribution, improves graphene oxide and other raw material knots
It closes, and then enhances degradability, molasses are passed through a series of processing by oxidation molasses, and the pleasantly surprised discovery oxidation molasses of the present invention can promote drop
Solve effect.
(2) it being obtained from embodiment 3 and comparative example 1-4, mass loss rate of the present invention improves 38% relative to comparative example 4,
Mass loss rate, which has, to be significantly improved, and bending modulus improves 1.07GPa, therefore adhesive tape of the present invention has very greatly in degradability
Advantage, while the oxidation molasses > graphene oxide added > natural degradability of the composite plant fiber on adhesive tape.
Specific embodiment
Combined with specific embodiments below, technical scheme in the embodiment of the invention is clearly and completely described, shows
So, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the reality in the present invention
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the scope of protection of the invention.
Embodiment 1.
A kind of environment-friendly degradable type adhesive tape preparation method for packaging material of the present embodiment, comprising the following steps:
Step 1 weighs following raw material: 42 parts of nitrile rubber, 18 parts of polylactic acid, modified corn starch 14 part, day
Right 8 parts of composite plant fiber, 4 parts of graphene oxide, 2 parts of pretreated water talcum powder, 1 part of PEG rilanit special, oxidation molasses 1
Part, wherein modified corn starch preparation method is that cornstarch is carried out acetylation process, at low-temperature plasma
Reason；
Step 2 mixes the raw material in step 1, then mixing again, and smelting temperature is 115 DEG C, mixing 35min,
It is then re-fed into double screw extruder and is squeezed out, extrusion temperature is 90 DEG C, is then rolled again to get adhesive tape of the invention.
It is 1.5L/min that low-temperature plasma processing step, which is argon flow, in the modified corn starch preparation of the present embodiment, place
The reason time is 8s, voltage 8KV.
The natural composite plant fiber of the present embodiment is cocoanut fiber, bast fiber is mixed according to weight ratio 5:3, with
After cut, until length be 0.6mm, be subsequently sent in reaction flask, add deionized water, add mass fraction be 8%
Sodium hydroxide, it is neutrality that hydrochloric acid to solution, which is then added, then filters, dries again, then carries out Steam explosion treatment.
It is 1.2MPa that the Steam explosion treatment condition of the present embodiment, which is saturated vapour pressure, handles 1min, then pressure release again.
The pretreated water talcum preparation method of the present embodiment is to mix hydrotalcite powder, multiplicity reactivation liquid, then filters, does
It is dry, then calcination processing, it is then cooled to room temperature.
The multiplicity reactivation liquid of the present embodiment is ZnCl2、AlCl3It is mixed according to weight ratio 7:3.
The calcination processing condition of the present embodiment is 750 DEG C of calcination temperature, is then cooled to 400 DEG C, then water cooling is to room temperature.
The oxidation molasses of the present embodiment are passed through oxygen at 75 DEG C for molasses and are stirred, and then oxygen are kept to be passed through
Under the conditions of, then temperature risen to 125 DEG C, react 5min.
The amount of oxygen that is passed through of the present embodiment is 2L/min.
Embodiment 2.
A kind of environment-friendly degradable type adhesive tape preparation method for packaging material of the present embodiment, comprising the following steps:
Step 1 weighs following raw material: 60 parts of nitrile rubber, 24 parts of polylactic acid, modified corn starch 18 part, day
Right 14 parts of composite plant fiber, 8 parts of graphene oxide, 5 parts of pretreated water talcum powder, 5 parts of PEG rilanit special, oxidation molasses 2
Part, wherein modified corn starch preparation method is that cornstarch is carried out acetylation process, at low-temperature plasma
Reason；
Step 2 mixes the raw material in step 1, then mixing again, and smelting temperature is 125 DEG C, mixing 35min,
It is then re-fed into double screw extruder and is squeezed out, extrusion temperature is 90 DEG C, is then rolled again to get adhesive tape of the invention.
It is 1.5L/min that low-temperature plasma processing step, which is argon flow, in the modified corn starch preparation of the present embodiment, place
The reason time is 14s, voltage 8KV.
The natural composite plant fiber of the present embodiment is cocoanut fiber, bast fiber is mixed according to weight ratio 5:3, with
After cut, until length be 1.2mm, be subsequently sent in reaction flask, add deionized water, add mass fraction be 14%
Sodium hydroxide, it is neutrality that hydrochloric acid to solution, which is then added, then filters, dries again, then carries out Steam explosion treatment.
It is 1.2MPa that the Steam explosion treatment condition of the present embodiment, which is saturated vapour pressure, handles 1-2min, then lets out again
Pressure.
The pretreated water talcum preparation method of the present embodiment is to mix hydrotalcite powder, multiplicity reactivation liquid, then filters, does
It is dry, then calcination processing, it is then cooled to room temperature.
The multiplicity reactivation liquid of the present embodiment is ZnCl2、AlCl3It is mixed according to weight ratio 7:3.
The calcination processing condition of the present embodiment is 750 DEG C of calcination temperature, is then cooled to 400 DEG C, then water cooling is to room temperature.
The oxidation molasses of the present embodiment are passed through oxygen at 85 DEG C for molasses and are stirred, and then oxygen are kept to be passed through
Under the conditions of, then temperature risen to 135 DEG C, react 9min.
The amount of oxygen that is passed through of the present embodiment is 3L/min.
Embodiment 3.
A kind of environment-friendly degradable type adhesive tape preparation method for packaging material of the present embodiment, comprising the following steps:
Step 1 weighs following raw material: 56 parts of nitrile rubber, 21 parts of polylactic acid, modified corn starch 16 part, day
Right 11 parts of composite plant fiber, 6 parts of graphene oxide, 3.5 parts of pretreated water talcum powder, 3 parts of PEG rilanit special, oxosugar
1.5 parts of honey, wherein modified corn starch preparation method is that cornstarch carried out acetylation process, followed by low temperature etc. from
Subprocessing；
Step 2 mixes the raw material in step 1, then mixing again, and smelting temperature is 120 DEG C, mixing 35min,
It is then re-fed into double screw extruder and is squeezed out, extrusion temperature is 90 DEG C, is then rolled again to get adhesive tape of the invention.
It is 1.5L/min that low-temperature plasma processing step, which is argon flow, in the modified corn starch preparation of the present embodiment, place
The reason time is 11s, voltage 8KV.
The natural composite plant fiber of the present embodiment is cocoanut fiber, bast fiber is mixed according to weight ratio 5:3, with
After cut, until length be 0.9mm, be subsequently sent in reaction flask, add deionized water, add mass fraction be 11%
Sodium hydroxide, it is neutrality that hydrochloric acid to solution, which is then added, then filters, dries again, then carries out Steam explosion treatment.
It is 1.2MPa that the Steam explosion treatment condition of the present embodiment, which is saturated vapour pressure, handles 1.5min, then lets out again
Pressure.
The pretreated water talcum preparation method of the present embodiment is to mix hydrotalcite powder, multiplicity reactivation liquid, then filters, does
It is dry, then calcination processing, it is then cooled to room temperature.
The multiplicity reactivation liquid of the present embodiment is ZnCl2、AlCl3It is mixed according to weight ratio 7:3.
The calcination processing condition of the present embodiment is 750 DEG C of calcination temperature, is then cooled to 400 DEG C, then water cooling is to room temperature.
The oxidation molasses of the present embodiment are passed through oxygen at 80 DEG C for molasses and are stirred, and then oxygen are kept to be passed through
Under the conditions of, then temperature risen to 130 DEG C, react 7min.
The amount of oxygen that is passed through of the present embodiment is 2.5L/min.
Comparative example 1.
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that being not added with oxidation molasses.
Comparative example 2.
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that being not added with natural composite plant fiber.
Comparative example 3.
It is essentially identical with the material and preparation process of embodiment 3, it has only the difference is that being not added with graphene oxide.
Comparative example 4.
It is disclosed in a kind of stress adhesive tape and its processing technology using Chinese patent literature (notification number: CN103173141B)
The raw material and method of embodiment 1.
Embodiment 3 and comparative example 1-4 the performance test results are as follows
It is obtained from embodiment 3 and comparative example 1-4, mass loss rate of the present invention improves 38%, matter relative to comparative example 4
Amount loss rate, which has, to be significantly improved, and bending modulus improves 1.07GPa, thus adhesive tape of the present invention have in degradability it is very excellent greatly
Gesture, while the oxidation molasses > graphene oxide added > natural degradability of the composite plant fiber on adhesive tape.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material, which comprises the following steps:
Step 1 weighs following raw material: 42-60 parts of nitrile rubber, 18-24 parts of polylactic acid, modified corn starch 14-18
Part, 8-14 parts of natural composite plant fiber, 4-8 parts of graphene oxide, 2-5 parts of pretreated water talcum powder, PEG rilanit special 1-
5 parts, molasses 1-2 part of oxidation, wherein cornstarch is carries out acetylation process by modified corn starch preparation method, then again into
The processing of row low-temperature plasma；
Step 2 mixes the raw material in step 1, then mixing again, and smelting temperature is 115-125 DEG C, mixing 35min,
It is then re-fed into double screw extruder and is squeezed out, extrusion temperature is 90 DEG C, is then rolled again to get adhesive tape of the invention.
2. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 1, which is characterized in that
It is 1.5L/min that low-temperature plasma processing step, which is argon flow, in the modified corn starch preparation, and the processing time is 8-14s,
Voltage is 8KV.
3. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 1, which is characterized in that
The natural composite plant fiber is cocoanut fiber, bast fiber is mixed according to weight ratio 5:3, is then cut, until
Length is 0.6-1.2mm, is subsequently sent in reaction flask, and deionized water is added, and adding mass fraction is 8-14% hydroxide
Sodium, it is neutrality that hydrochloric acid to solution, which is then added, then filters, dries again, then carries out Steam explosion treatment.
4. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 3, which is characterized in that
It is 1.2MPa that the Steam explosion treatment condition, which is saturated vapour pressure, handles 1-2min, then pressure release again.
5. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 1, which is characterized in that
The pretreated water talcum preparation method is to mix hydrotalcite powder, multiplicity reactivation liquid, is then filtered, dry, then calcination processing,
It is then cooled to room temperature.
6. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 5, which is characterized in that
The multiplicity reactivation liquid is ZnCl2、AlCl3It is mixed according to weight ratio 7:3.
7. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 5, which is characterized in that
The calcination processing condition is 750 DEG C of calcination temperature, is then cooled to 400 DEG C, then water cooling is to room temperature.
8. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 1, which is characterized in that
The oxidation molasses are passed through oxygen at 75-85 DEG C for molasses and are stirred, under the conditions of then oxygen being kept to be passed through, then will
Temperature rises to 125-135 DEG C, reacts 5-9min.
9. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 8, which is characterized in that
The amount of oxygen that is passed through is 2-3L/min.
10. a kind of environment-friendly degradable type adhesive tape preparation method for packaging material according to claim 9, feature exist
In the amount of oxygen that is passed through is 2.5L/min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811212152.2A CN109294480A (en) | 2018-10-18 | 2018-10-18 | A kind of environment-friendly degradable type adhesive tape preparation method for packaging material |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811212152.2A CN109294480A (en) | 2018-10-18 | 2018-10-18 | A kind of environment-friendly degradable type adhesive tape preparation method for packaging material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114292606A (en) * | 2021-12-28 | 2022-04-08 | 苏州云裳电子有限公司 | Environment-friendly adhesive tape and preparation method thereof |
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2018
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| CN101883828A (en) * | 2007-11-14 | 2010-11-10 | 巴斯夫涂料有限公司 | In thin layer, adjust formalize the really method of attitude of isolating phase |
| CN102229478A (en) * | 2011-04-08 | 2011-11-02 | 江苏博特新材料有限公司 | Preparation method of molasses retarding water reducer and application thereof |
| CN103173141A (en) * | 2011-12-21 | 2013-06-26 | 深圳市宏商材料科技股份有限公司 | Stress adhesive tape and processing technique thereof |
| CN103827239A (en) * | 2012-09-21 | 2014-05-28 | 乐金华奥斯有限公司 | Biodegradable sheet having adhesive layer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114292606A (en) * | 2021-12-28 | 2022-04-08 | 苏州云裳电子有限公司 | Environment-friendly adhesive tape and preparation method thereof |
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