CN111909641A - Creep-resistant rubber band adhesive special for paper diapers and preparation method thereof - Google Patents
Creep-resistant rubber band adhesive special for paper diapers and preparation method thereof Download PDFInfo
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- CN111909641A CN111909641A CN202010688254.2A CN202010688254A CN111909641A CN 111909641 A CN111909641 A CN 111909641A CN 202010688254 A CN202010688254 A CN 202010688254A CN 111909641 A CN111909641 A CN 111909641A
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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
- C09J157/00—Adhesives based on unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C09J157/02—Copolymers of mineral oil hydrocarbons
-
- 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
- C09J11/06—Non-macromolecular additives organic
-
- 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
- C09J151/00—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J151/006—Adhesives based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers grafted on to block copolymers containing at least one sequence of polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- 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
- C09J153/00—Adhesives based on block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Adhesives based on derivatives of such polymers
- C09J153/02—Vinyl aromatic monomers and conjugated dienes
-
- 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
-
- 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
-
- 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
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
The invention provides creep-resistant rubber band glue special for paper diapers, which at least comprises the following preparation raw materials in parts by weight: 25-50 parts of thermoplastic elastomer, 30-55 parts of tackifying resin, 5-20 parts of softening agent and 0-5 parts of antioxidant, wherein the thermoplastic elastomer is selected from one or more of modified SBS, SEBS, SBS, SIS, SBR, NBR, SEPS and SIBS.
Description
Technical Field
The invention relates to the technical field of adhesives, in particular to a creep-resistant rubber band adhesive special for paper diapers and a preparation method thereof.
Background
The baby diaper market always pursues thinner urine absorption core layer and more comfortable pleasing to the eye, and the rubber band is glued the effect that is used for fixed elastic material, makes elastic material bond better on non-woven fabrics and basement membrane, gives the health supplies better body comfort, better leak protection performance. The rubber band adhesive is required to have high creep resistance, good thermal stability, proper opening time, good bonding performance to an elastic material and a PE back material or non-woven fabric, no reverse osmosis to the non-woven fabric, softness and high elasticity.
With the further pursuit of consumers on the quality of the paper diaper, the comfort level of hand feeling and body feeling is required to be improved, and the non-woven fabric is required to be thinner and the hand feeling is required to be softer and softer. The rubber band glue amount required to be used is reduced, the hand feeling is prevented from hardening, the glue reverse osmosis phenomenon is prevented, meanwhile, the rubber band is required to be kept, the creep resistance when the original high glue amount is kept, and the creep resistance requirement of the rubber band glue on the paper diaper is higher.
Disclosure of Invention
The invention aims to provide creep-resistant rubber band glue special for paper diapers and a preparation method thereof.
The invention provides creep-resistant rubber band glue special for paper diapers, which at least comprises the following preparation raw materials in parts by weight: 25-50 parts of thermoplastic elastomer, 30-55 parts of tackifying resin, 5-20 parts of softening agent and 0-5 parts of antioxidant, wherein the thermoplastic elastomer is selected from one or more of modified SBS, SEBS, SBS, SIS, SBR, NBR, SEPS and SIBS.
Preferably, the creep-resistant rubber band adhesive special for the paper diaper at least comprises the following preparation raw materials in parts by weight: 30-45 parts of thermoplastic elastomer, 40-50 parts of tackifying resin, 10-18 parts of softener and 1-4 parts of antioxidant.
In one embodiment, the thermoplastic elastomer is selected from SIS, modified SBS, SEBS, SIBS.
In one embodiment, the weight ratio of the SIS to the modified SBS, SEBS, SIBS is 1: (0.8-2): (0.1-1): (0.1-1).
In one embodiment, the weight ratio of the SIS to the modified SBS, SEBS, SIBS is 1: (1-1.5): (0.1-0.7): (0.1-0.5).
Preferably, the weight ratio of the SIS to the modified SBS, the SEBS, and the SIBS is 1: 1.1: 0.6: 0.4.
the SIS is selected from one or more of SIS-1105, SIS-1106, SIS-1209, SIS-1100, SIS-1120, SIS-1124, SIS-1126, SIS-1128 and SIS-4016.
The SIS is selected from one or more of SBS-791, SBS-792, SBS-796, SBS-188 and SBS-863.
The SEBS is selected from one or more of YH-603, YH-602, YH-501, A1536, G-1780, G1645M and G1701.
The SIBS is D1173 and is available from Shanghai Density trade company, Inc.
The SBS and the SIS are purchased from the Huaxing petrochemical company of the holy of the Ba Ling; said SEBS is available from Uke International trade, Inc. of Suzhou; the SIS is selected from SIS-1100.
In one embodiment, the modified SBS is maleic anhydride modified SBS.
The preparation method of the modified SBS comprises the following steps:
adding SBS (SBS-796) into a reactor, adding toluene, stirring for dissolving, then adding maleic anhydride, stirring for dissolving, heating to 70-80 ℃ under the protection of nitrogen, dropwise adding benzoyl peroxide, reacting for 2-3h under heat preservation, cooling to room temperature, adding methanol into reaction liquid for precipitation, filtering, and drying to obtain modified SBS, wherein the molar ratio of SBS to maleic anhydride to benzoyl peroxide is 1: 0.7: 0.05; the weight ratio of SBS to toluene is 1: 5.
in one embodiment, the tackifying resin is selected from one or more of C5 petroleum resin, C9 petroleum resin, C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin, C9 hydrogenated petroleum resin, rosin modified resin.
In one embodiment, the tackifying resin is selected from the group consisting of C5/C9 copolyol petroleum resins, C5 hydrogenated petroleum resins, rosin modified resins.
The rosin-modified resin in the present invention is a rosin product obtained by changing the physical and chemical properties of rosin through a physical or chemical reaction, and is collectively referred to as a rosin-modified resin or a modified rosin resin.
In one embodiment, the rosin-modified resin is a modified resin prepared by esterification of rosin and pentaerythritol.
In one embodiment, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin, the rosin modified resin is 1: (1-2): (0.1-1); preferably, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin and the rosin modified resin is 1: (1.1-1.5): (0.2-0.5); more preferably, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin and the rosin modified resin is 1: 1.3: 0.3.
in one embodiment, the softening agent is selected from one or more of naphthenic oil, white oil-100, white oil-500N, naphthenic oil-4006, 58-paraffin; the antioxidant is selected from 4,4' -thiobis (6-tert-butyl-m-cresol), 2' -methylenebis (4-methyl-6-tert-butylphenol), 2' -methylenebis (4-ethyl-6-tert-butylphenol), bis [3, 3-bis (4-hydroxy-3-tert-butylphenyl) butanoic acid ] glycol ester, 2' -ethylenebis (4, 6-di-tert-butylphenol), 2' -ethylenebis (4-sec-butyl-6-tert-butylphenol), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenol) butane, bis [ 2-tert-butyl-4-methyl-6- (2-hydroxy-3-tert-butyl-5-methylbenzyl) phenyl Terephthalic acid ester, pentaerythritol-dodecyl thiopropionate, bis (3, 5-di-tert-butyl) pentaerythritol diphosphite and dilauryl thiodipropionate.
The invention also provides a preparation method of the creep-resistant rubber band glue special for the paper diaper, which at least comprises the following steps:
(1) adding a softener and an antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding a thermoplastic elastomer, heating to 110-120 ℃, and continuing stirring for 1 h;
(2) and (2) adding tackifying resin into the step (1), heating to 150-.
In the invention, by adding SIS and modified SBS, the cohesive energy density difference between the soft segment formed by the flexible chain and the hard segment formed by the benzene ring in the molecular chain is reduced, the energy received from the outside is homogenized, and the initial viscosity is improved; the modified maleic anhydride in SBS has polar group, which can improve the micro cross-linking structure in the rubber band glue and avoid the phenomena of stress relaxation, so as to improve the creep resistance; SIS, modified SBS, SEBS and SIBS are compounded to form rubber block or chain segment, raise the micro cross-linking structure inside the rubber string glue and improve the creep resisting effect.
Detailed Description
The disclosure may be understood more readily by reference to the following detailed description of preferred embodiments of the invention and the examples included therein. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In case of conflict, the present specification, including definitions, will control.
The term "prepared from …" as used herein is synonymous with "comprising". The terms "comprises," "comprising," "includes," "including," "has," "having," "contains," "containing," or any other variation thereof, as used herein, are intended to cover a non-exclusive inclusion. For example, a composition, process, method, article, or apparatus that comprises a list of elements is not necessarily limited to only those elements but may include other elements not expressly listed or inherent to such composition, process, method, article, or apparatus.
Example 1
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from SIS, modified SBS, SEBS and SIBS, and the weight ratio of the SIS to the modified SBS, the SEBS and the SIBS is 1: 1.1: 0.6: 0.4; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin to the rosin modified resin is 1: 1.3: 0.3.
the preparation method of the modified SBS comprises the following steps:
adding SBS (SBS-796) into a reactor, adding toluene, stirring for dissolving, then adding maleic anhydride, stirring for dissolving, heating to 70-80 ℃ under the protection of nitrogen, dropwise adding benzoyl peroxide, reacting for 2-3h under heat preservation, cooling to room temperature, adding methanol into reaction liquid for precipitation, filtering, and drying to obtain modified SBS, wherein the molar ratio of SBS to maleic anhydride to benzoyl peroxide is 1: 0.7: 0.05; the weight ratio of SBS to toluene is 1: 5.
example 2
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from SIS, modified SBS, SEBS and SIBS, and the weight ratio of the SIS to the modified SBS, the SEBS and the SIBS is 1: 1: 0.1: 0.1; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin to the rosin modified resin is 1: 1.3: 0.3.
the preparation method of the modified SBS is the same as that of the example 1.
Example 3
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from SIS, modified SBS, SEBS and SIBS, and the weight ratio of the SIS to the modified SBS, the SEBS and the SIBS is 1: 1.5: 0.7: 0.5; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin to the rosin modified resin is 1: 1.3: 0.3.
the preparation method of the modified SBS is the same as that of the example 1.
Example 4
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from SIS and modified SBS, and the weight ratio of SIS to modified SBS is 1: 1.1; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin to the rosin modified resin is 1: 1.3: 0.3.
the preparation method of the modified SBS is the same as that of the example 1.
Example 5
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from modified SBS; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin to the rosin modified resin is 1: 1.3: 0.3.
the preparation method of the modified SBS is the same as that of the example 1.
Example 6
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from SBS; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin, the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin to the rosin modified resin is 1: 1.3: 0.3.
example 7
The preparation method of the creep-resistant rubber band glue special for the paper diaper at least comprises the following steps:
(1) adding 15 parts of softener and 3 parts of antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding 40 parts of thermoplastic elastomer, heating to 110-; the thermoplastic elastomer is selected from SBS; the softener is selected from white oil-100; the antioxidant is selected from dilauryl thiodipropionate;
(2) adding 45 parts of tackifying resin into the step (1), heating to 150-; the tackifying resin is selected from C5/C9 copolymerized petroleum resin.
The preparation method of the modified SBS is the same as that of the example 1.
Performance testing
The creep resistance test of the creep-resistant rubber band glue special for the paper diaper in the embodiment is carried out, and the test method comprises the following steps:
naturally straightening the rubber band and fixing the rubber band on a hardboard, measuring the middle part of the rubber band by 200mm, respectively carrying out position calibration on two ends of the 200mm by using marking pens, then putting the sample into a drying oven at 40 ℃, taking out the sample after 4 hours, measuring the length of the rubber band between the marked positions at the two ends of the rubber band by measuring and recording the length as L, and calculating the creep rate according to the creep rate of 100-L/200 multiplied by 100%; in the same manner, three samples were taken from the rubber band test specimens of examples 1 to 7, and the results were averaged. Furthermore, the determination of the permanent adhesion was carried out according to the national standard GB/T4851-84.
Table 1 results of performance testing
| Creep rate (%) | Permanent adhesive force (h) | |
| Example 1 | 0.7 | 88 |
| Example 2 | 1.0 | 80 |
| Example 3 | 1.1 | 82 |
| Example 4 | 2.1 | 74 |
| Example 5 | 2.6 | 75 |
| Example 6 | 3.0 | 71 |
| Example 7 | 3.9 | 70 |
From the data, the creep-resistant rubber band adhesive special for the paper diapers, provided by the invention, has excellent creep resistance and viscosity retention.
The foregoing examples are merely illustrative and are provided to illustrate some of the features of the present invention. The appended claims are intended to claim as broad a scope as is contemplated, and the examples presented herein are merely illustrative of selected implementations in accordance with all possible combinations of examples. Accordingly, it is applicants' intention that the appended claims are not to be limited by the choice of examples illustrating features of the invention. And that advances in science and technology will result in possible equivalents or sub-substitutes not currently contemplated for reasons of inaccuracy in language representation, and such changes should also be construed where possible to be covered by the appended claims.
The invention provides creep-resistant rubber band glue special for paper diapers, which at least comprises the following preparation raw materials in parts by weight: 25-50 parts of thermoplastic elastomer, 30-55 parts of tackifying resin, 5-20 parts of softening agent and 0-5 parts of antioxidant, wherein the thermoplastic elastomer is selected from one or more of modified SBS, SEBS, SBS, SIS, SBR, NBR, SEPS and SIBS.
Claims (10)
1. The creep-resistant rubber band adhesive special for the paper diaper is characterized by at least comprising the following preparation raw materials in parts by weight: 25-50 parts of thermoplastic elastomer, 30-55 parts of tackifying resin, 5-20 parts of softening agent and 0-5 parts of antioxidant, wherein the thermoplastic elastomer is selected from one or more of modified SBS, SEBS, SBS, SIS, SBR, NBR, SEPS and SIBS.
2. The creep-resistant rubber band adhesive special for paper diapers according to claim 1, wherein the thermoplastic elastomer is selected from SIS, modified SBS, SEBS and SIBS.
3. The creep-resistant rubber band adhesive special for the paper diapers as claimed in claim 2, wherein the weight ratio of the SIS to the modified SBS, the SEBS and the SIBS is 1: (0.8-2): (0.1-1): (0.1-1).
4. The creep-resistant rubber band adhesive special for the paper diapers as claimed in claim 3, wherein the weight ratio of the SIS to the modified SBS, the SEBS and the SIBS is 1: (1-1.5): (0.1-0.7): (0.1-0.5).
5. The creep-resistant rubber band adhesive special for paper diapers according to claim 1, wherein the modified SBS is maleic anhydride modified SBS.
6. The creep-resistant rubber band adhesive special for paper diapers according to any one of claims 1 to 5, wherein the tackifying resin is selected from one or more of C5 petroleum resin, C9 petroleum resin, C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin, C9 hydrogenated petroleum resin, rosin resin and rosin modified resin.
7. The creep-resistant rubber band adhesive special for paper diapers according to claim 6, wherein the tackifying resin is selected from C5/C9 copolymerized petroleum resin, C5 hydrogenated petroleum resin and rosin modified resin.
8. The creep-resistant rubber band adhesive special for paper diapers according to claim 7, wherein the weight ratio of the C5/C9 copolymerized petroleum resin to the C5 hydrogenated petroleum resin and the rosin modified resin is 1: (1-2): (0.1-1).
9. The creep-resistant rubber band adhesive special for paper diapers according to any one of claims 1 to 5, wherein the softener is selected from one or more of naphthenic oil, white oil-100, white oil-500N, naphthenic oil-4006 and 58-paraffin; the antioxidant is selected from 4,4' -thiobis (6-tert-butyl-m-cresol), 2' -methylenebis (4-methyl-6-tert-butylphenol), 2' -methylenebis (4-ethyl-6-tert-butylphenol), bis [3, 3-bis (4-hydroxy-3-tert-butylphenyl) butanoic acid ] glycol ester, 2' -ethylenebis (4, 6-di-tert-butylphenol), 2' -ethylenebis (4-sec-butyl-6-tert-butylphenol), 1, 3-tris (2-methyl-4-hydroxy-5-tert-butylphenol) butane, bis [ 2-tert-butyl-4-methyl-6- (2-hydroxy-3-tert-butyl-5-methylbenzyl) phenyl Terephthalic acid ester, pentaerythritol-dodecyl thiopropionate, bis (3, 5-di-tert-butyl) pentaerythritol diphosphite and dilauryl thiodipropionate.
10. The preparation method of the creep-resistant rubber band glue specially used for the paper diapers as claimed in any one of claims 1 to 9, characterized by comprising at least the following steps:
(1) adding a softener and an antioxidant into a reactor according to the parts by weight, stirring, heating to 60-80 ℃, adding a thermoplastic elastomer, heating to 110-120 ℃, and continuing stirring for 1 h;
(2) and (2) adding tackifying resin into the step (1), heating to 150-.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010688254.2A CN111909641A (en) | 2020-07-16 | 2020-07-16 | Creep-resistant rubber band adhesive special for paper diapers and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010688254.2A CN111909641A (en) | 2020-07-16 | 2020-07-16 | Creep-resistant rubber band adhesive special for paper diapers and preparation method thereof |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030100659A1 (en) * | 2001-10-19 | 2003-05-29 | Michihisa Tasaka | Thermoplastic elastomer composition, and formed article and composite formed article using the same |
| CN107722648A (en) * | 2016-08-12 | 2018-02-23 | 交通运输部公路科学研究所 | A kind of high-viscosity high-elasticity modified pitch and its preparation and application |
| CN110776861A (en) * | 2019-10-30 | 2020-02-11 | 上海嘉好胶粘制品有限公司 | High-creep-resistance rubber band glue special for waistline of pull-up pants and preparation method thereof |
-
2020
- 2020-07-16 CN CN202010688254.2A patent/CN111909641A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030100659A1 (en) * | 2001-10-19 | 2003-05-29 | Michihisa Tasaka | Thermoplastic elastomer composition, and formed article and composite formed article using the same |
| CN107722648A (en) * | 2016-08-12 | 2018-02-23 | 交通运输部公路科学研究所 | A kind of high-viscosity high-elasticity modified pitch and its preparation and application |
| CN110776861A (en) * | 2019-10-30 | 2020-02-11 | 上海嘉好胶粘制品有限公司 | High-creep-resistance rubber band glue special for waistline of pull-up pants and preparation method thereof |
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Application publication date: 20201110 |