CN106566458B - Aqueous heat-seal adhesive composition of reversible thermochromic and preparation method thereof - Google Patents
Aqueous heat-seal adhesive composition of reversible thermochromic and preparation method thereof Download PDFInfo
- Publication number
- CN106566458B CN106566458B CN201610950040.1A CN201610950040A CN106566458B CN 106566458 B CN106566458 B CN 106566458B CN 201610950040 A CN201610950040 A CN 201610950040A CN 106566458 B CN106566458 B CN 106566458B
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- CN
- China
- Prior art keywords
- aqueous
- aqueous polyurethane
- emulsion
- seal adhesive
- reversible thermochromic
- 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
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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
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
- C09J175/06—Polyurethanes from polyesters
-
- 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
- C09J125/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an aromatic carbocyclic ring; Adhesives based on derivatives of such polymers
- C09J125/02—Homopolymers or copolymers of hydrocarbons
- C09J125/04—Homopolymers or copolymers of styrene
- C09J125/08—Copolymers of styrene
- C09J125/14—Copolymers of styrene with unsaturated esters
-
- 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
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
-
- 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
- C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
- C08L2205/025—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group containing two or more polymers of the same hierarchy C08L, and differing only in parameters such as density, comonomer content, molecular weight, structure
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The present invention provides aqueous heat-seal adhesive compositions of a kind of reversible thermochromic and preparation method thereof, which includes following component: aqueous polyurethane emulsion, aqueous acrylic emulsion, organic silicon modified aqueous polyurethane lotion, levelling agent, defoaming agent and water.Wherein, the aqueous polyurethane emulsion and aqueous acrylic emulsion are incompatible.Levelling agent and defoaming agent, mixing should be sequentially added after mixing the preparation method comprises the following steps: sequentially add aqueous polyurethane emulsion, aqueous acrylic emulsion, organic silicon modified aqueous polyurethane lotion and water.Compared with prior art, the present invention is with following the utility model has the advantages that having instruction temperature effect；Color changeable effect is reversible, is quick on the draw；Adhesive strength is good.
Description
Technical field
The present invention relates to aqueous heat-seal adhesive compositions of a kind of reversible thermochromic and preparation method thereof, belong to transparent/semi-transparent
Bright fabric technical field.
Background technique
Heat-seal adhesive, which refers to, softens under high-temperature and high-pressure conditions and generates cementability, solidifying and setting after cooling, to play bonding
Substrate simultaneously has a series of effects such as waterproof leakproof, thus is widely used in the industries such as food and medicine packaging；It is hot currently on the market
Based on oil product, aqueous product is still immature for sealing, and only serves the single effect of adhering and sealing；The present invention provides
A kind of novel aqueous heat-seal adhesive is mainly used in the heat-sealing of transparent/translucent substrate, and has thermochromic effect, can be effective
Remind packing content storage situation and environment.
Summary of the invention
For the defects in the prior art, the object of the present invention is to provide a kind of aqueous heat-seal adhesive combinations of reversible thermochromic
Object and preparation method thereof.
The present invention is achieved by the following technical solutions:
The present invention provides a kind of aqueous heat-seal adhesive compositions of reversible thermochromic comprising according to parts by weight as follows
Component:
Wherein, the aqueous polyurethane emulsion and aqueous acrylic emulsion are incompatible, if the proportion of the two is not in above-mentioned model
In enclosing, its adhesive strength and temperature indicating effect will affect；The dosage of levelling agent is excessive, will lead to coating orange peel；Defoaming agent
Dosage is excessive, can generate coating shrinkage cavity.
Preferably, the glass transition temperature of the aqueous polyurethane emulsion is -40 DEG C, and solid content is 33~35%.
Preferably, the glass transition temperature of the organosilicon aqueous polyurethane emulsion be -10 DEG C, solid content be 33~
35%.
Preferably, the aqueous poly- polyaminoester emulsion and organic silicon modified aqueous polyurethane lotion select oneself two
Acid polyester type polyurethane is as urethane raw.
Preferably, the glass transition temperature of the aqueous acrylic emulsion is 0 DEG C, and solid content is 42~45%.
Preferably, the aqueous acrylic emulsion selects styrene type acrylic acid as acrylic raw materials.
Second aspect, the present invention also provides a kind of preparations of aqueous heat-seal adhesive composition of reversible thermochromic as the aforementioned
Method comprising following steps:
Aqueous polyurethane emulsion, aqueous acrylic emulsion, organic silicon modified aqueous polyurethane lotion and water are sequentially added, is mixed
Levelling agent and defoaming agent, mixing are sequentially added after closing uniformly.
Compared with prior art, the present invention have it is following the utility model has the advantages that
1, there is instruction temperature effect；
2, color changeable effect is reversible, is quick on the draw；
3, adhesive strength is good.
Specific embodiment
The present invention is described in detail combined with specific embodiments below.Following embodiment will be helpful to the technology of this field
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill of this field
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection scope.
Embodiment 1
The present embodiment is related to a kind of aqueous heat-seal adhesive of the reversible thermochromic for transparent/translucent fabric, this method packet
Include following processing step:
(1) by 30 kilograms of aqueous polyurethane emulsion A, 30 kilograms of aqueous acrylic emulsion B, organic silicon modified polyurethane C
30 kilograms, 10 kilograms of water successively put into reaction kettle, mix slowly 0.5 hour；
(2) it is to be mixed uniformly after 300g levelling agent is slowly put into reaction kettle, high-speed stirred 10~15 minutes；
(3) it is to be mixed uniformly after 200g defoaming agent is slowly put into reaction kettle, high-speed stirred 20~30 minutes；
Final 100.5 kilograms of coating of gained, solid content 34.5%.It is coated with dry measure and controls 1.5g/m2, 0.2Mpa, 150 DEG C of *
It is sealed under the conditions of 1s, heat seal strength 9.0N/cm.
Embodiment 2
The present embodiment is related to a kind of aqueous heat-seal adhesive of the reversible thermochromic for transparent/translucent fabric, this method packet
Include following processing step:
(1) by A40 kilograms of aqueous polyurethane emulsion, 20 kilograms of aqueous acrylic emulsion B, organic silicon modified polyurethane C
35 kilograms, 5 kilograms of water successively put into reaction kettle, mix slowly 0.5 hour；
(2) it is to be mixed uniformly after 200g levelling agent is slowly put into reaction kettle, high-speed stirred 10~15 minutes；
(3) it is to be mixed uniformly after 300g defoaming agent is slowly put into reaction kettle, high-speed stirred 20~30 minutes；
Final 100.5 kilograms of coating of gained, solid content 35.25%.It is coated with dry measure and controls 1.5g/m2, 0.2Mpa, 150 DEG C of *
It is sealed under the conditions of 1s, heat seal strength 11.0N/cm.
Embodiment 3
The present embodiment is related to a kind of aqueous heat-seal adhesive of the reversible thermochromic for transparent/translucent fabric, this method packet
Include following processing step:
(1) by 35 kilograms of aqueous polyurethane emulsion A, 35 kilograms of aqueous acrylic emulsion B, organic silicon modified polyurethane C
25 kilograms, 5 kilograms of water successively put into reaction kettle, mix slowly 0.5 hour；
(2) it is to be mixed uniformly after 500g levelling agent is slowly put into reaction kettle, high-speed stirred 10~15 minutes；
(3) it is to be mixed uniformly after 200g defoaming agent is slowly put into reaction kettle, high-speed stirred 20~30 minutes；
Final 100.7 kilograms of coating of gained, solid content 36.75%.It is coated with dry measure and controls 1.5g/m2, 0.2Mpa, 150 DEG C of *
It is sealed under the conditions of 1s, heat seal strength 7.0N/cm.
White matte effect is presented in sample obtained by above-described embodiment after sealing, under glue-line room temperature, be heated to 40 DEG C with
On, glue-line is changed into colorless and transparent, the accurate indicative for environments of energy or base material temperature.
Comparative example:
Therefore, pass through the comparison of embodiment and comparative example, it can be seen that the present invention has instruction temperature effect；Discoloration effect
Fruit is reversible, is quick on the draw；Adhesive strength is good.
Specific embodiments of the present invention are described above.It is to be appreciated that the invention is not limited to above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring substantive content of the invention.
Claims (4)
1. a kind of aqueous heat-seal adhesive composition of reversible thermochromic, which is characterized in that including following component according to parts by weight:
Wherein, the aqueous polyurethane emulsion and aqueous acrylic emulsion are incompatible,
The glass transition temperature of the aqueous polyurethane emulsion is -40 DEG C, and solid content is 33~35%,
The glass transition temperature of the organic silicon modified aqueous polyurethane lotion is -10 DEG C, and solid content is 33~35%,
The glass transition temperature of the aqueous acrylic emulsion is 0 DEG C, and solid content is 42~45%.
2. the aqueous heat-seal adhesive composition of reversible thermochromic as described in claim 1, which is characterized in that the aqueous polyurethane
Lotion and organic silicon modified aqueous polyurethane lotion select adipate polyester type polyurethane as urethane raw.
3. the aqueous heat-seal adhesive composition of reversible thermochromic as described in claim 1, which is characterized in that the water soluble acrylic acid
Lotion selects styrene type acrylic acid as acrylic raw materials.
4. a kind of preparation method of the aqueous heat-seal adhesive composition of reversible thermochromic as described in claim 1, which is characterized in that
Include the following steps:
Aqueous polyurethane emulsion, aqueous acrylic emulsion, organic silicon modified aqueous polyurethane lotion and water are sequentially added, mixing is equal
Levelling agent and defoaming agent, mixing are sequentially added after even.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610950040.1A CN106566458B (en) | 2016-10-26 | 2016-10-26 | Aqueous heat-seal adhesive composition of reversible thermochromic and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610950040.1A CN106566458B (en) | 2016-10-26 | 2016-10-26 | Aqueous heat-seal adhesive composition of reversible thermochromic and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN106566458A CN106566458A (en) | 2017-04-19 |
| CN106566458B true CN106566458B (en) | 2019-10-29 |
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| CN201610950040.1A Expired - Fee Related CN106566458B (en) | 2016-10-26 | 2016-10-26 | Aqueous heat-seal adhesive composition of reversible thermochromic and preparation method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109096980A (en) * | 2018-08-27 | 2018-12-28 | 合肥学院 | A kind of temperature sensitive type changes colour environmentally friendly glass cement and preparation method thereof |
| CN111171737A (en) * | 2020-02-27 | 2020-05-19 | 广东九佛新材料科技有限公司 | Protective film and preparation method thereof |
| CN111471417A (en) * | 2020-05-15 | 2020-07-31 | 惠州宝柏包装有限公司 | Adhesive capable of being repeatedly bonded and film prepared from adhesive |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102977820A (en) * | 2012-12-24 | 2013-03-20 | 南通高盟新材料有限公司 | Water base type sealing rubber for tobacco and method for preparing water base type sealing rubber for tobacco |
| CN103555180A (en) * | 2013-11-19 | 2014-02-05 | 三友（天津）高分子技术有限公司 | Water-based laser transfer coating for wine bottle glass baking paper, and preparation method thereof |
| CN103910956A (en) * | 2012-12-31 | 2014-07-09 | 3M创新有限公司 | Chemical indication composition, steam sterilization indication tape and manufacturing method thereof |
| CN104946166A (en) * | 2015-06-27 | 2015-09-30 | 广东远东高分子科技有限公司 | Water-based spray gel and preparation method thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60166366A (en) * | 1984-02-10 | 1985-08-29 | Soken Kagaku Kk | One-pack type aqueous emulsion adhesive composition |
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2016
- 2016-10-26 CN CN201610950040.1A patent/CN106566458B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102977820A (en) * | 2012-12-24 | 2013-03-20 | 南通高盟新材料有限公司 | Water base type sealing rubber for tobacco and method for preparing water base type sealing rubber for tobacco |
| CN103910956A (en) * | 2012-12-31 | 2014-07-09 | 3M创新有限公司 | Chemical indication composition, steam sterilization indication tape and manufacturing method thereof |
| CN103555180A (en) * | 2013-11-19 | 2014-02-05 | 三友（天津）高分子技术有限公司 | Water-based laser transfer coating for wine bottle glass baking paper, and preparation method thereof |
| CN104946166A (en) * | 2015-06-27 | 2015-09-30 | 广东远东高分子科技有限公司 | Water-based spray gel and preparation method thereof |
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| CN106566458A (en) | 2017-04-19 |
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Granted publication date: 20191029 Termination date: 20201026 |