CN118165658A - Tearable hand account adhesive tape and preparation process thereof - Google Patents
Tearable hand account adhesive tape and preparation process thereof Download PDFInfo
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- CN118165658A CN118165658A CN202410032478.6A CN202410032478A CN118165658A CN 118165658 A CN118165658 A CN 118165658A CN 202410032478 A CN202410032478 A CN 202410032478A CN 118165658 A CN118165658 A CN 118165658A
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- tearable
- acrylic resin
- hand
- epoxy acrylic
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- 238000002360 preparation method Methods 0.000 title claims abstract description 103
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 47
- 239000004925 Acrylic resin Substances 0.000 claims abstract description 52
- 229920000178 Acrylic resin Polymers 0.000 claims abstract description 52
- 239000004593 Epoxy Substances 0.000 claims abstract description 52
- 239000003223 protective agent Substances 0.000 claims abstract description 26
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims abstract description 21
- 229920002554 vinyl polymer Polymers 0.000 claims abstract description 21
- STMDPCBYJCIZOD-UHFFFAOYSA-N 2-(2,4-dinitroanilino)-4-methylpentanoic acid Chemical compound CC(C)CC(C(O)=O)NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O STMDPCBYJCIZOD-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000010410 layer Substances 0.000 claims abstract description 17
- 239000011248 coating agent Substances 0.000 claims abstract description 16
- 238000000576 coating method Methods 0.000 claims abstract description 16
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 14
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000011347 resin Substances 0.000 claims abstract description 13
- 229920005989 resin Polymers 0.000 claims abstract description 13
- 239000003054 catalyst Substances 0.000 claims abstract description 12
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 11
- 239000010703 silicon Substances 0.000 claims abstract description 11
- 239000003085 diluting agent Substances 0.000 claims abstract description 10
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 230000009471 action Effects 0.000 claims abstract description 9
- 239000012790 adhesive layer Substances 0.000 claims abstract description 9
- 239000000178 monomer Substances 0.000 claims abstract description 7
- WNLRTRBMVRJNCN-UHFFFAOYSA-L adipate(2-) Chemical compound [O-]C(=O)CCCCC([O-])=O WNLRTRBMVRJNCN-UHFFFAOYSA-L 0.000 claims abstract description 6
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 229920001451 polypropylene glycol Polymers 0.000 claims abstract description 6
- 230000003712 anti-aging effect Effects 0.000 claims abstract description 5
- 238000007639 printing Methods 0.000 claims abstract description 4
- 238000010030 laminating Methods 0.000 claims abstract description 3
- 239000002655 kraft paper Substances 0.000 claims description 14
- 239000002131 composite material Substances 0.000 claims description 12
- 229920002050 silicone resin Polymers 0.000 claims description 10
- AOBIOSPNXBMOAT-UHFFFAOYSA-N 2-[2-(oxiran-2-ylmethoxy)ethoxymethyl]oxirane Chemical compound C1OC1COCCOCC1CO1 AOBIOSPNXBMOAT-UHFFFAOYSA-N 0.000 claims description 9
- 239000002202 Polyethylene glycol Substances 0.000 claims description 9
- 239000004359 castor oil Substances 0.000 claims description 9
- 235000019438 castor oil Nutrition 0.000 claims description 9
- ZEMPKEQAKRGZGQ-XOQCFJPHSA-N glycerol triricinoleate Natural products CCCCCC[C@@H](O)CC=CCCCCCCCC(=O)OC[C@@H](COC(=O)CCCCCCCC=CC[C@@H](O)CCCCCC)OC(=O)CCCCCCCC=CC[C@H](O)CCCCCC ZEMPKEQAKRGZGQ-XOQCFJPHSA-N 0.000 claims description 9
- 239000000123 paper Substances 0.000 claims description 9
- 229920001223 polyethylene glycol Polymers 0.000 claims description 9
- 239000006087 Silane Coupling Agent Substances 0.000 claims description 8
- 239000004902 Softening Agent Substances 0.000 claims description 8
- MEBJLVMIIRFIJS-UHFFFAOYSA-N hexanedioic acid;propane-1,2-diol Chemical compound CC(O)CO.OC(=O)CCCCC(O)=O MEBJLVMIIRFIJS-UHFFFAOYSA-N 0.000 claims description 8
- 238000005507 spraying Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000002156 mixing Methods 0.000 claims description 7
- MSRJTTSHWYDFIU-UHFFFAOYSA-N octyltriethoxysilane Chemical compound CCCCCCCC[Si](OCC)(OCC)OCC MSRJTTSHWYDFIU-UHFFFAOYSA-N 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 4
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 4
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 4
- NAQMVNRVTILPCV-UHFFFAOYSA-N hexane-1,6-diamine Chemical compound NCCCCCCN NAQMVNRVTILPCV-UHFFFAOYSA-N 0.000 claims description 4
- FSAJWMJJORKPKS-UHFFFAOYSA-N octadecyl prop-2-enoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)C=C FSAJWMJJORKPKS-UHFFFAOYSA-N 0.000 claims description 4
- 239000012956 1-hydroxycyclohexylphenyl-ketone Substances 0.000 claims description 3
- 239000004342 Benzoyl peroxide Substances 0.000 claims description 3
- OMPJBNCRMGITSC-UHFFFAOYSA-N Benzoylperoxide Chemical group C=1C=CC=CC=1C(=O)OOC(=O)C1=CC=CC=C1 OMPJBNCRMGITSC-UHFFFAOYSA-N 0.000 claims description 3
- 235000019400 benzoyl peroxide Nutrition 0.000 claims description 3
- MQDJYUACMFCOFT-UHFFFAOYSA-N bis[2-(1-hydroxycyclohexyl)phenyl]methanone Chemical compound C=1C=CC=C(C(=O)C=2C(=CC=CC=2)C2(O)CCCCC2)C=1C1(O)CCCCC1 MQDJYUACMFCOFT-UHFFFAOYSA-N 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- VILCJCGEZXAXTO-UHFFFAOYSA-N 2,2,2-tetramine Chemical compound NCCNCCNCCN VILCJCGEZXAXTO-UHFFFAOYSA-N 0.000 claims description 2
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 claims description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N acetone Substances CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 2
- 238000007865 diluting Methods 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 230000000052 comparative effect Effects 0.000 description 27
- 239000011241 protective layer Substances 0.000 description 17
- 238000005299 abrasion Methods 0.000 description 15
- 238000012360 testing method Methods 0.000 description 12
- 238000005034 decoration Methods 0.000 description 5
- 230000002195 synergetic effect Effects 0.000 description 5
- 238000011056 performance test Methods 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000013329 compounding Methods 0.000 description 3
- IISBACLAFKSPIT-UHFFFAOYSA-N bisphenol A Chemical compound C=1C=C(O)C=CC=1C(C)(C)C1=CC=C(O)C=C1 IISBACLAFKSPIT-UHFFFAOYSA-N 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- -1 polypropylene adipate Polymers 0.000 description 2
- VGHCVSPDKSEROA-UHFFFAOYSA-N 2-methyl-1,4-dioxecane-5,10-dione Chemical compound CC1COC(=O)CCCCC(=O)O1 VGHCVSPDKSEROA-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- PBOSTUDLECTMNL-UHFFFAOYSA-N lauryl acrylate Chemical compound CCCCCCCCCCCCOC(=O)C=C PBOSTUDLECTMNL-UHFFFAOYSA-N 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Adhesive Tapes (AREA)
Abstract
The application relates to the field of hand account adhesive tapes, and particularly discloses a tearable hand account adhesive tape and a preparation process thereof. The utility model provides a tearable hand account sticky tape, includes adhesive layer, ply, at least one deck printing ink layer and at least one deck inoxidizing coating that sets gradually from the laminating face to the surface, and the inoxidizing coating is formed by the curing of protective agent, and the protective agent is made by the raw materials of following parts by weight: 40-60 parts of epoxy acrylic resin prepolymer, 20-30 parts of diluent monomer, 4-10 parts of photoinitiator, 5-7 parts of wear-resistant auxiliary agent, 2-4 parts of softener and 0.5-2 parts of anti-aging agent; the epoxy acrylic resin prepolymer is prepared from epoxy acrylic resin, vinyl MQ silicon resin, allyl glycidyl ether and polypropylene glycol adipate under the action of a catalyst; the preparation process is simple to operate, and the prepared tearable hand account adhesive tape has good folding resistance and softness, good water resistance and wear resistance, and wide application range.
Description
Technical Field
The application relates to the field of hand account adhesive tapes, in particular to a tearable hand account adhesive tape and a preparation process thereof.
Background
The hand account adhesive tape is an adhesive tape product used in hand account, gift package and the like to play a role in decoration and classification, wherein the kraft paper adhesive tape is a classical hand account adhesive tape, and the kraft paper hand account adhesive tape is made of kraft paper serving as a base material and coated with an adhesive, and is widely used in the fields of hand account, notes, gift package, decoration and the like due to good adhesion, tearability and tensile property, and can be divided into a coated kraft paper adhesive tape and a non-coated kraft paper adhesive tape according to the coating modes.
The coated kraft tape is prepared by coating PET or PE on the surface as an isolation layer, has better waterproof property and strength, but has lower folding-resistant softness, and the non-coated kraft tape is prepared by using organic silicon resin to perform anti-seepage and anti-sticking treatment on the surface by caulking.
Disclosure of Invention
The application provides a tearable hand account adhesive tape and a preparation process thereof, aiming at solving the problem that the existing non-laminated kraft adhesive tape can not better consider folding softness, water resistance and wear resistance.
In a first aspect, the present application provides a tearable hand account adhesive tape, which adopts the following technical scheme:
the utility model provides a tearable hand account sticky tape, includes adhesive layer, ply, at least one deck printing ink layer and at least one deck inoxidizing coating that sets gradually from the laminating face to the surface, the inoxidizing coating is formed by the curing of protective agent, the protective agent is made by the raw materials of following parts by weight:
The epoxy acrylic resin prepolymer is prepared from epoxy acrylic resin, vinyl MQ silicon resin, allyl glycidyl ether and poly (propylene glycol adipate) under the action of a catalyst.
By adopting the technical scheme, the tearable hand account adhesive tape prepared by the application has better waterproof property, wear resistance and folding-resistant softness, can be widely applied to the fields of hand account notes, gift package, decoration and the like, and has wide application range.
According to the application, the epoxy acrylic resin prepolymer is used as prepolymer resin, the epoxy acrylic resin has good strength and wear resistance, the epoxy acrylic resin is applied to a protective agent, the wear resistance of the prepared protective layer can be improved, the diluent monomer is used as an active reaction monomer, polymerization reaction is carried out under the action of a photoinitiator, the protective layer with good adhesiveness and wear resistance is formed, the wear-resistant auxiliary agent and the softening agent can play a good synergistic effect, the wear resistance, the waterproof property and the folding-resistant softness of the prepared protective layer are improved, and the ageing resistance of the protective layer can be improved by the ageing-resistant agent, so that the prepared hand account adhesive tape is not easy to age and yellow.
The strength of the epoxy acrylic resin is high, the folding-resistant flexibility of the prepared protective layer is easy to reduce, and therefore, further the vinyl MQ silicon resin, the allyl glycidyl ether and the poly (propylene glycol adipate) react under the action of a catalyst to prepare the epoxy acrylic resin prepolymer, the epoxy acrylic resin is used as a resin main body, an organic silicon chain segment is introduced into a molecular chain segment, the allyl glycidyl ether and the poly (propylene glycol adipate) are used as diluents under the action of the catalyst, the allyl glycidyl ether has a flexible chain segment, the flexibility and the water resistance of the prepared protective layer can be improved, the poly (propylene glycol adipate) is a long-chain diluent with an alcohol hydroxyl hydrophilic chain segment, the flexibility and the wear resistance are better, and the water resistance of the poly (propylene glycol adipate) and the allyl glycidyl ether are relatively lower, so that the poly (propylene glycol adipate) and the allyl glycidyl ether are compounded to generate better synergistic effect, and the wear resistance and the folding-resistant flexibility of the prepared protective layer are improved, and the hand account prepared adhesive tape has better folding-resistant flexibility and the wear resistance.
Preferably, the epoxy acrylic resin prepolymer is prepared by the following steps:
Firstly, adding 20-40 parts of epoxy acrylic resin, 2-5 parts of vinyl MQ silicon resin, 6-10 parts of allyl glycidyl ether and 3-8 parts of poly (propylene glycol) adipate into reaction equipment, heating to 55-75 ℃, mixing for 20-40min, adding 0.05-0.2 part of catalyst after uniform mixing, and reacting for 1-2h to obtain an epoxy acrylic resin prepolymer; wherein the catalyst is benzoyl peroxide.
By adopting the technical scheme, the raw materials of the components are firstly mixed under the condition of better temperature so as to improve the stability of subsequent reaction, and then under the action of a catalyst, the epoxy acrylic resin, the vinyl MQ silicon resin, the allyl glycidyl ether and the poly (propylene glycol adipate) are subjected to polymerization reaction, so that the epoxy acrylic resin prepolymer with better performance is prepared.
Preferably, the weight ratio of the epoxy acrylic resin to the vinyl MQ silicone resin is (12-18): 1.
By adopting the technical scheme, the wear resistance and the folding flexibility of the prepared protective layer can be better improved by controlling the dosage of the epoxy acrylic resin and the vinyl MQ silicon resin in a better proportion, and when the vinyl MQ silicon resin is too small, the folding flexibility of the prepared protective layer is reduced.
Preferably, the diluent consists of methyl methacrylate, octadecyl acrylate and glycidyl methacrylate with the weight ratio of (0.6-1) to (0.2-0.6).
By adopting the technical scheme, the methyl methacrylate, the octadecyl acrylate and the glycidyl methacrylate with a better proportion are used as reactive diluents, so that the wear resistance, the folding-resistant softness and the water resistance of the prepared protective layer can be further improved.
Preferably, the wear-resistant auxiliary agent consists of n-octyl triethoxysilane and Si-69 silane coupling agent with the weight ratio of 1 (0.3-0.6).
By adopting the technical scheme, the n-octyl triethoxysilane and the Si-69 silane coupling agent with the preferable proportion are used as the wear-resistant auxiliary agent, so that the wear-resistant protective layer can be stably dispersed and interwoven in an epoxy acrylic resin system, and the wear resistance and the folding-resistant softness of the prepared protective layer are further improved.
Preferably, the softener consists of hydrogenated castor oil and polyethylene glycol diglycidyl ether in a weight ratio of (0.1-0.4): 1.
By adopting the technical scheme, the hydrogenated castor oil and the polyethylene glycol diglycidyl ether both have long-chain soft chain segments, and the hydrogenated castor oil and the polyethylene glycol diglycidyl ether with the optimal proportion can generate better synergistic effect, so that the folding flexibility, the wear resistance and the water resistance of the prepared protective layer are further improved.
Preferably, the photoinitiator is any one or a combination of 1-hydroxycyclohexyl phenyl ketone, 2-hydroxy-2-methyl-1-phenyl-1-acetone, hexamethylenediamine, diethylenetriamine and triethylenetetramine.
By adopting the technical scheme, the photoinitiator can stably initiate the system to carry out crosslinking curing, so that the protective layer with stable performance is formed.
Preferably, the anti-aging agent consists of antioxidant 1010 and antioxidant 168 in an amount ratio of 1 (0.4-0.8).
By adopting the technical scheme, the antioxidant 1010 and the antioxidant 168 with the optimal proportion are compounded, so that the anti-aging effect is good, and the prepared protective layer is not easy to age and yellow.
In a second aspect, the present application provides a method for preparing a tearable hand account adhesive tape, which adopts the following technical scheme: the preparation method of the tearable hand account adhesive tape comprises the following preparation steps:
s1, taking kraft paper as a paper layer, coating an adhesive on the joint surface of the paper layer to form an adhesive layer, coating a release film on the adhesive layer, and drying to obtain a first composite film;
S2, carrying out at least one-time ink-jet treatment on the outer surface of the paper layer of the first composite film to form an ink layer with patterns, and curing to obtain a second composite film;
S3, spraying protective agent on the outer surface of the second composite film at least once to form a protective film, and performing ultraviolet curing to obtain the tearable hand account adhesive tape.
Through adopting above-mentioned technical scheme, adopt the technology of spraying to spray the protective agent on the surface that kraft paper and printing ink layer correspond to protect the surface of hand account sticky tape, the hand account sticky tape that makes with this has better waterproof nature, wearability and resistant flexibility of rolling over.
Preferably, the spraying amount of the protective agent in the step S3 is 5-10g/m 2, the energy of ultraviolet curing is 1000-1300mJ/cm 2, and the time is 10-20S.
Through adopting above-mentioned technical scheme, the quantity of control protective agent to make the surface of hand account sticky tape form frivolous even inoxidizing coating, cure under the better curing condition, can make protective agent solidify steadily, form the stable water proof membrane of performance, the hand account sticky tape performance that makes with this is stable.
In summary, the application has the following beneficial effects:
1. According to the tearable hand account adhesive tape, epoxy acrylic resin prepolymer containing organic silicon chain segments and having better wear resistance, waterproofness and folding softness is prepared by reacting epoxy acrylic resin, vinyl MA silicon resin, allyl glycidyl ether and polypropylene glycol adipate under the action of a catalyst, then a diluent monomer is used as an active monomer, and then a wear-resistant auxiliary agent and a softening agent with better consumption are used for synergistic compounding, and the reaction is carried out under the action of a photoinitiator to prepare the protective agent, so that the protective agent is cured, and a protective layer is formed on the outer surface of the hand account adhesive tape, so that the prepared hand account adhesive tape has better wear resistance, waterproofness and folding softness, can be widely applied to the fields of hand account notebook decoration and classification, gift packaging, decoration and the like, and has a wide application range.
2. The wear resistance and the water resistance of the prepared hand account adhesive tape can be further improved, and meanwhile, the folding-resistant softness can be better improved by taking the n-octyl triethoxysilane and the Si-69 silane coupling agent with a better proportion as wear-resistant auxiliary agents, the hydrogenated castor oil and the polyethylene glycol diglycidyl ether with a better proportion as softening agents and the wear-resistant auxiliary agents and the softening agents with a better dosage.
3. The preparation process is simple and easy to operate, and the protective layer is formed by spraying the protective agent on the outer surface of the hand account adhesive tape and curing, so that the prepared hand account adhesive tape has better performance.
Detailed Description
The present application will be described in further detail with reference to examples.
The following are some sources and specifications of the raw materials of the present application, and the raw materials of the examples and preparations of the present application can be obtained commercially:
1. epoxy acrylic resin: bisphenol A epoxy acrylic resin, content 99%;
2. vinyl MQ silicone resin: vinyl content 1.7-1.8%, solid content greater than 50%, viscosity 8000-10000 mPa.s/25 ℃;
3. poly (propylene adipate): molecular weight 2000-3000;
4. hydrogenated castor oil: refining the first grade, and the model CO40.
Preparation example of epoxy acrylic resin prepolymer
Preparation example 1
The preparation example discloses an epoxy acrylic resin prepolymer which is prepared by the following steps:
Firstly, adding 2kg of epoxy acrylic resin, 0.5kg of vinyl MQ silicone resin, 0.6kg of allyl glycidyl ether and 0.3kg of polypropylene glycol adipate into a reaction kettle, heating to 55 ℃, mixing for 20min, adding 0.005kg of benzoyl peroxide as a catalyst after uniformly mixing, and reacting for 1h to obtain the epoxy acrylic resin prepolymer.
PREPARATION EXAMPLES 2-3
Preparation examples 2 to 3 differ from preparation example 1 in the amounts of the raw materials and the preparation conditions, see in particular Table 1 below.
TABLE 1 raw materials amounts and preparation conditions of preparation examples 1 to 3
Preparation example 4
Preparation example 4 differs from preparation example 1 in the ratio of the amounts of the epoxy acrylic resin and the vinyl MQ silicone resin, the amount of the epoxy acrylic resin in preparation example 4 was 2.4kg, the amount of the vinyl MQ silicone resin was 0.2kg, and the other was the same as in preparation example 4.
Preparation example 5
Preparation example 5 differs from preparation example 3 in the ratio of the amounts of the epoxy acrylic resin and the vinyl MQ silicone resin, the amount of the epoxy acrylic resin in preparation example 5 was 3.6kg, the amount of the vinyl MQ silicone resin was 0.2kg, and the other was the same as in preparation example 5.
Preparation of comparative example 1
The difference between the preparation example 1 and the preparation example 1 is that the allyl glycidyl ether is replaced by lauryl acrylate in equal amount, and the other is the same as the preparation example 1.
Preparation of comparative example 2
The difference between the production example 2 and the production example 1 is that the allyl glycidyl ether was replaced with glycidyl methacrylate in the same amount, and the other is the same as the production example 1.
Preparation of comparative example 3
Preparation comparative example 3 was different from preparation example 1 in that the same amount of polypropylene glycol adipate was replaced with allyl glycidyl ether, and the other was the same as preparation example 1.
Preparation example of protective agent
Preparation example 6
Preparation 6 discloses a protective agent, which is prepared by the following steps:
4kg of the epoxy acrylic resin prepolymer prepared in preparation example 1, 0.617kg of methyl methacrylate, 0.37kg of octadecyl acrylate and 0.123kg of glycidyl methacrylate as diluent monomers, 0.5kgSi-69 of silane coupling agent as abrasion-resistant auxiliary agent and 0.2kg of polyethylene glycol diglycidyl ether as softening agent were added into a reaction kettle, and mixed and stirred for 40min at 20 ℃, after the uniform mixing, 0.3kg of 1-hydroxycyclohexyl phenyl ketone as photoinitiator and an aging-resistant agent consisting of 0.036kg of antioxidant 1010 and 0.014kg of antioxidant 168 were added, and mixed and stirred for 10min, to prepare a protective agent.
Preparation examples 7 to 8
Preparation examples 7 to 8 differ from preparation example 6 in the amounts of raw materials and the preparation conditions, see in particular Table 2 below.
TABLE 2 raw materials consumption and preparation conditions Table for preparation examples 6 to 8
Preparation examples 9 to 13
Preparation examples 9 to 13 differ from preparation example 6 in the source of the epoxy acrylic resin prepolymer, see in particular Table 3 below.
TABLE 3 Source list of epoxy acrylic resin prepolymers of preparation examples 9-13
| Preparation example | Epoxy acrylic resin prepolymer source |
| Preparation example 9 | Preparation example 4 |
| Preparation example 10 | Preparation example 5 |
| PREPARATION EXAMPLE 11 | Preparation of comparative example 1 |
| Preparation example 12 | Preparation of comparative example 2 |
| Preparation example 13 | Preparation of comparative example 3 |
PREPARATION EXAMPLE 14
Preparation example 14 differs from preparation example 9 in that the abrasion resistance aid in preparation example 11 is composed of n-octyltriethoxysilane and Si-69 silane coupling agent in a weight ratio of 1:0.3, and the other is the same as preparation example 9.
Preparation example 15
Preparation example 15 differs from preparation example 9 in that the abrasion resistance aid in preparation example 12 is composed of n-octyltriethoxysilane and Si-69 silane coupling agent in a weight ratio of 1:0.6, and the other is the same as preparation example 9.
PREPARATION EXAMPLE 16
Preparation example 16 differs from preparation example 14 in that the softener in preparation example 13 is composed of hydrogenated castor oil and polyethylene glycol diglycidyl ether in a weight ratio of 1:0.1, and other preparation examples 14 are the same.
Preparation example 17
Preparation example 17 differs from preparation example 14 in that the softener in preparation example 17 is composed of hydrogenated castor oil and polyethylene glycol diglycidyl ether in a weight ratio of 1:0.4, and other preparation examples 14 are the same.
PREPARATION EXAMPLE 18
Preparation 18 differs from preparation 16 in that the proportion of the amounts of the abrasion-resistant auxiliary agent and the softener is different, the total amount of the abrasion-resistant auxiliary agent is 0.3kg, the total amount of the softener is 0.4kg, and the other is the same as preparation 16.
Examples
Example 1
Example 1 discloses a tearable hand-held tape made by the steps of:
s1, taking kraft paper as a paper layer, coating an adhesive on the joint surface of the paper layer according to the coating weight of 25g/m 2 to form an adhesive layer, coating a PET release film on the adhesive layer, and drying for 10min at the temperature of 80 ℃ to prepare a first composite film;
S2, performing automatic ink-jet treatment on the outer surface of the paper layer of the first composite film at least once according to set parameters and required patterns of a computer to form an ink layer with patterns, and curing to obtain a second composite film;
S3, spraying a protective agent on the outer surface of the second composite film at least once, wherein the protective agent is prepared in preparation example 6, the spraying amount of the protective agent is 5g/m 2, the protective film is formed at one time, then ultraviolet curing is carried out, the energy of the ultraviolet curing is 1000mJ/cm 2, the time is 10S, and winding is carried out after curing is finished, so that the tearable hand account adhesive tape is prepared; wherein the adhesive is a commercially available acrylic pressure-sensitive adhesive, and the brand is 3M; the ink is commercial environment-friendly UV ink, and the brand is 3M; the kraft paper is non-laminated kraft paper with the thickness of 0.1mm.
Examples 2 to 3
Examples 2-3 differ from example 1 in the preparation process parameters and the source of the protectant, see in particular table 4 below.
Table 4 table of the preparation process parameters and sources of protectants for examples 1-3
Examples 4 to 9
Examples 4-9 differ from example 1 in the source of the protectant, see in particular Table 5 below.
TABLE 5 Source list of protectants for examples 4-9
| Examples | Preparation example of protective agent |
| Example 4 | Preparation example 9 |
| Example 5 | Preparation example 10 |
| Example 6 | PREPARATION EXAMPLE 14 |
| Example 7 | Preparation example 15 |
| Example 8 | PREPARATION EXAMPLE 16 |
| Example 9 | Preparation example 17 |
Comparative example
Comparative examples 1 to 4
Comparative examples 1-4 differ from example 1 in the source of the epoxy acrylic resin prepolymer, see in particular Table 6 below.
TABLE 6 Source list of protectants for comparative examples 1-4
| Comparative example | Source of protectant |
| Comparative example 1 | PREPARATION EXAMPLE 11 |
| Comparative example 2 | Preparation example 12 |
| Comparative example 3 | Preparation example 13 |
| Comparative example 4 | PREPARATION EXAMPLE 18 |
Comparative example 5
Comparative example 5 differs from example 1 in that the epoxy acrylic resin prepolymer was replaced with the same amount of epoxy acrylic resin, and the other is the same as example 1.
Performance test
The following are performance tests on the hand-held adhesive tapes prepared in examples 1 to 9 and comparative examples 1 to 5 of the present application, the width of which is 5cm:
(1) Wear test
Taking a hand account adhesive tape with the length of 10cm, using a TABER abrasion resistance tester, loading 500g, and measuring the abrasion loss (unit: mg) of the hand account adhesive tape after 1000 rotations at the rotation speed of 30rpm, wherein the abrasion loss=weight before test-weight after test, detecting and recording the detection result;
(2) Waterproof test
Spreading a hand account adhesive tape with the length of 10cm on a test bench, dripping 0.2mL of deionized water by using a rubber head dropper, recording the time (unit: s) required for the deionized water to completely permeate the hand account adhesive tape, testing and recording the test result;
(3) Softness test
According to the testing method in GB/T2679.5, testing by using a material plate folding endurance instrument, testing folding endurance times, testing and recording testing results;
the following are the performance test data for the hand account tapes prepared in examples 1-9 and comparative examples 1-5 of the present application, see in particular Table 7 below.
TABLE 7 Performance test data sheets for examples 1-9 and comparative examples 1-5
As can be seen from the combination of examples 1 to 5 and comparative examples 1 to 3 and the combination of table 7, the epoxy acrylic resin, the vinyl MQ silicone resin, the allyl glycidyl ether and the polypropylene adipate of the present application are used for compounding, the prepared epoxy acrylic resin prepolymer is used for preparing the protective agent of the present application, the prepared hand account adhesive tape has good folding flexibility and good waterproof property and wear resistance, and the epoxy acrylic resin and the vinyl MQ silicone resin of the preferred proportion are further used for compounding in examples 4 to 5, so that the wear resistance, the waterproof property and the folding resistance of the prepared hand account adhesive tape can be further improved; however, in comparative examples 1 and 2, the allyl glycidyl ether was replaced with another reactive diluent, and the wear resistance, folding endurance and water resistance of the prepared hand account adhesive tape were all reduced, and in comparative example 3, the water resistance of the prepared hand account adhesive tape was slightly improved, probably because the alcohol hydroxyl group of the present application had hydrophilicity, and the hydrophilicity of the hand account adhesive tape was improved, but the folding endurance and wear resistance of the hand account adhesive tape were significantly reduced, and therefore, it was found that the use of allyl glycidyl ether and polypropylene adipate in the present application had a better synergistic effect, and the wear resistance and folding endurance were improved while the water resistance of the prepared hand account adhesive tape was improved.
As can be seen from the combination of examples 1 to 3 and comparative example 5 and the combination of table 7, the use of the epoxy acrylic resin prepolymer of the present application for preparing the protective agent of the present application provides the hand account adhesive tape with good folding endurance and also with good water resistance and abrasion resistance, and the equivalent substitution of the epoxy acrylic resin prepolymer in comparative example 5 with the epoxy acrylic resin provides the hand account adhesive tape with no decrease in water resistance, but with a slight increase in abrasion resistance and folding endurance, but with a significant decrease in abrasion resistance and folding endurance, indicating that the epoxy acrylic resin prepolymer of the present application can simultaneously provide the same good water resistance, abrasion resistance and folding endurance.
It can be seen from the combination of examples 1 to 5 and examples 6 to 9 and the combination of comparative example 4 that the better proportions of n-octyltriethoxysilane and Si-69 silane coupling agent of the present application are used as the abrasion-resistant auxiliary agent, the better proportions of hydrogenated castor oil and polyethylene glycol diglycidyl ether are used as the softening agent, and the abrasion-resistant auxiliary agent and the softening agent are used in the better amounts, so that the waterproof property, abrasion resistance and folding-resistant softness of the prepared hand account adhesive tape can be better improved.
The present embodiment is only for explanation of the present application and is not to be construed as limiting the present application, and modifications to the present embodiment, which may not creatively contribute to the present application as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present application.
Claims (10)
1. The utility model provides a tearable hand account sticky tape which characterized in that, includes adhesive layer, ply, at least one deck printing ink layer and at least one deck inoxidizing coating that sets gradually from the laminating face to the surface, the inoxidizing coating is solidified by the protective agent and is formed, the protective agent is made by the raw materials of following parts by weight:
40-60 parts of epoxy acrylic resin prepolymer
Diluting monomer 20-30 parts
4-10 Parts of photoinitiator
5-7 Parts of wear-resistant auxiliary agent
2-4 Parts of softening agent
0.5-2 Parts of an anti-aging agent;
The epoxy acrylic resin prepolymer is prepared from epoxy acrylic resin, vinyl MQ silicon resin, allyl glycidyl ether and poly (propylene glycol adipate) under the action of a catalyst.
2. The tearable hand-held tape of claim 1, wherein: the epoxy acrylic resin prepolymer is prepared by the following steps:
Firstly, adding 20-40 parts of epoxy acrylic resin, 2-5 parts of vinyl MQ silicon resin, 6-10 parts of allyl glycidyl ether and 3-8 parts of poly (propylene glycol) adipate into reaction equipment, heating to 55-75 ℃, mixing for 20-40min, adding 0.05-0.2 part of catalyst after uniform mixing, and reacting for 1-2h to obtain an epoxy acrylic resin prepolymer; wherein the catalyst is benzoyl peroxide.
3. The tearable hand-held tape of claim 2, wherein: the weight ratio of the epoxy acrylic resin to the vinyl MQ silicone resin is (12-18): 1.
4. The tearable hand-held tape of claim 1, wherein: the diluent consists of methyl methacrylate, octadecyl acrylate and glycidyl methacrylate with the weight ratio of (0.6-1) to (0.2-0.6).
5. The tearable hand-held tape of claim 1, wherein: the wear-resistant auxiliary agent consists of n-octyl triethoxysilane and Si-69 silane coupling agent with the weight ratio of 1 (0.3-0.6).
6. The tearable hand-held tape of claim 1, wherein: the softener consists of hydrogenated castor oil and polyethylene glycol diglycidyl ether with the weight ratio of (0.1-0.4) to 1.
7. The tearable hand-held tape of claim 1, wherein: the photoinitiator is any one or combination of 1-hydroxycyclohexyl phenyl ketone, 2-hydroxy-2-methyl-1-phenyl-1-acetone, hexamethylenediamine, diethylenetriamine and triethylenetetramine.
8. The tearable hand-held tape of claim 1, wherein: the anti-aging agent consists of an antioxidant 1010 and an antioxidant 168 with the dosage ratio of 1 (0.4-0.8).
9. A process for preparing a tearable hand account tape according to any one of claims 1 to 8, wherein: the preparation method comprises the following preparation steps:
s1, taking kraft paper as a paper layer, coating an adhesive on the joint surface of the paper layer to form an adhesive layer, coating a release film on the adhesive layer, and drying to obtain a first composite film;
S2, carrying out at least one-time ink-jet treatment on the outer surface of the paper layer of the first composite film to form an ink layer with patterns, and curing to obtain a second composite film;
S3, spraying protective agent on the outer surface of the second composite film at least once to form a protective film, and performing ultraviolet curing to obtain the tearable hand account adhesive tape.
10. The process for preparing the tearable hand account adhesive tape according to claim 9, wherein: the spraying amount of the protective agent in the step S3 is 5-10g/m 2, the energy of ultraviolet curing is 1000-1300mJ/cm 2, and the time is 10-20S.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410032478.6A CN118165658A (en) | 2024-01-10 | 2024-01-10 | Tearable hand account adhesive tape and preparation process thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410032478.6A CN118165658A (en) | 2024-01-10 | 2024-01-10 | Tearable hand account adhesive tape and preparation process thereof |
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| Publication Number | Publication Date |
|---|---|
| CN118165658A true CN118165658A (en) | 2024-06-11 |
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|---|---|---|---|
| CN202410032478.6A Pending CN118165658A (en) | 2024-01-10 | 2024-01-10 | Tearable hand account adhesive tape and preparation process thereof |
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| Country | Link |
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| CN (1) | CN118165658A (en) |
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