CN102559112B - Thermoplastic elastomer styrene-butadiene-styrene (SBS) adhesive and preparation method thereof - Google Patents

Thermoplastic elastomer styrene-butadiene-styrene (SBS) adhesive and preparation method thereof Download PDF

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CN102559112B
CN102559112B CN 201110445992 CN201110445992A CN102559112B CN 102559112 B CN102559112 B CN 102559112B CN 201110445992 CN201110445992 CN 201110445992 CN 201110445992 A CN201110445992 A CN 201110445992A CN 102559112 B CN102559112 B CN 102559112B
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thermoplastic elastomer
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CN102559112A (en
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韩文彬
姚其胜
侯一斌
陆企亭
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Kangda new material (Group) Co.,Ltd.
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SHANGHAI KANGDA NEW MATERIALS CO Ltd
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Abstract

The invention relates to a thermoplastic elastomer styrene-butadiene-styrene (SBS) adhesive and a preparation method thereof. The adhesive consists of the following components in part by weight: 23 parts of SBS, 5 to 50 parts of tackifying resin, 0 to 5 parts of plasticizer, 0 to 5 parts of stabilizing agent, 0 to 5 parts of ultraviolet absorber, 0 to 30 parts of filler and 30 to 100 parts of solvent. The preparation method comprises the following steps of: adding the SBS, the tackifying resin, the stabilizing agent and the ultraviolet absorber into a mixture of the organic solvent and the plasticizer sequentially and slowly, and stirring for 2 to 4 hours; and adding the filler, stirring at a constant speed for 2 to 4 hours, and vacuumizing for 10 to 30 minutes with stirring. The thermoplastic elastomer SBS adhesive can be in cold adhesion to the surfaces of pipes, plates, films made from polyolefins, which is not treated directly and has high adhesion strength.

Description

A kind of thermoplastic elastomer SBS's sizing agent and preparation method thereof
Technical field
The present invention relates to a kind of sizing agent, specifically, relate to a kind of thermoplastic elastomer SBS's sizing agent and preparation method thereof.
Background technology
Polyolefine is one of principal item of macromolecular material, be a kind of engineering plastics commonly used, has high strength, corrosion-resistant, characteristics such as in light weight, be widely used in all trades and professions, the research of relevant polyolefins material gluing, it is the problem of paying close attention to both at home and abroad always, because polyolefine (polyethylene, polypropylene) material molecule symmetrical configuration does not contain active group, the degree of crystallinity height, surface energy low (being lower than 50dyn/cm), the surface is difficult for wetting, and solubility parameter is big with the solubility parameter difference of general tackiness agent simultaneously, is difficult to any phase mutual diffusion between the interface, this just is difficult to produce closely adhere to, therefore, be considered to one of difficult jointing material, for example polypropylene, under the surface treatment situation, be difficult to by general sizing agent wetting, gluing, EVA (ethylene-vinyl acetate copolymer) system hot melt adhesive, the kind that has can not handled polyolefin surfaces and carried out gluing, but need special-purpose automatic double surface gluer, use inconvenience.
Many gluing problems that industrial production, engineering are used, run in the daily life need be without surface treatment, and are easy to use, cheaply the gluing mode.
Summary of the invention
The purpose of this invention is to provide a kind of thermoplastic elastomer SBS's sizing agent, low to solve existing polyolefins material bonding action, gluing process complicated problems, sizing agent of the present invention is to the not treated direct cold gluing of tubing, sheet material, the film surface of polyolefins, and has higher bonding action.
For realizing purpose of the present invention, technical scheme of the present invention is:
A kind of thermoplastic elastomer SBS's sizing agent, formed by the component of following weight part content:
23 parts of SBS,
Increase 5~50 parts of glutinous resins,
0~5 part in softening agent,
0~5 part of stablizer,
0~5 part of UV light absorber,
0~30 part of filler,
30~100 parts of solvents.
In a preferred embodiment of the present invention, described sizing agent is made up of the component of following weight part content:
23 parts of SBS,
Increase 23 parts of glutinous resins,
1.2 parts in softening agent,
0.3 part of stablizer,
0.2 part of UV light absorber,
3.3 parts of fillers,
49 parts of solvents.
In a preferred embodiment of the present invention, the SBS of described sizing agent is one or both mixing in line style or the hub-and-spoke configuration.
In a preferred embodiment of the present invention, described to increase glutinous resin be one or more mixture in rosin, modified rosin resin, coumarone indene resin, terpine resin, terpene phenolic resin, tertiary butyl phenol resin, tertiary butyl phenol formaldehyde resin, coumarone indene resin, styrene resin, the petroleum resin.
In a preferred embodiment of the present invention, described softening agent is 2,2,4-trimethylammonium-1, the mixture of one or more in 3-pentanediol diisobutyrate, the phthalate.
In a preferred embodiment of the present invention, described stablizer is oil product oxidation inhibitor, for example 2, and 6-di-tert-butyl-4-methylphenol (BHT); Or Hinered phenols antioxidant, for example four [β-(3 ', 5 '-di-t-butyl-4 '-hydroxy phenyl) propionic acid] pentaerythritol ester (antioxidant 1010); Or phosphite ester kind antioxidant, for example tricresyl phosphite (2,4-di-tert-butyl-phenyl) ester (oxidation inhibitor 168); Or the composite antioxidant of being formed by Hinered phenols antioxidant and phosphite ester kind antioxidant; Or thioesters kind antioxidant, for example Tyox B (DLTP); Or the mixture of above-mentioned several stablizers.
In a preferred embodiment of the present invention, described UV light absorber is salicylate class UV light absorber, for example salicylic acid phenyl ester; Or benzophenone class UV light absorber, for example 2-hydroxyl-4-methoxy benzophenone (UV-9), benzotriazole category for example 2-(2 '-hydroxyl-5 '-aminomethyl phenyl) benzotriazole; Or the triazines UV light absorber, for example 2,4,6-three (2 ' n-butoxy phenyl)-1,3,5-triazines; Or hindered amines UV light absorber, for example HMPA; Or the mixture of above-mentioned several UV light absorber.
In a preferred embodiment of the present invention, described filler is one or more the mixture in calcium carbonate, silicon powder, kaolin, barium sulfate, diatomite and the silicon-dioxide.
In a more preferred embodiment of the present invention, described calcium carbonate is nano-calcium carbonate, light calcium carbonate or water-ground limestone.
In a preferred embodiment of the present invention, described solvent is toluene, dimethylbenzene, chlorobenzene, gasoline, solvent oil, raffinate oil, one or more the mixture in the normal hexane, hexanaphthene, isohexane, normal heptane, vinyl acetic monomer, N-BUTYL ACETATE, isoamyl acetate, methylene dichloride, ethylene dichloride, zellon, tetrachloroethane, tetracol phenixin, butanone, pimelinketone, methylcarbonate, ritalin.
The preparation method of thermoplastic elastomer SBS's sizing agent of the present invention is:
Under 20 ℃-40 ℃, in the mixture of SBS, solvent, after adding increases glutinous resin at a slow speed, get thermoplastic elastomer SBS's sizing agent behind stirring 2h~4h.
In preparation method of the present invention, can also after increasing glutinous resin, adding add stablizer again, get thermoplastic elastomer SBS's sizing agent behind stirring 2h~4h.
In preparation method of the present invention, can also after adding stablizer, add UV light absorber again, get thermoplastic elastomer SBS's sizing agent behind stirring 2h~4h.
In preparation method of the present invention, the thermoplastic elastomer SBS's sizing agent adding filler at gained stirs 2h~4h again under constant speed, vacuumize 10min~30min under stirring state.
The advantage of thermoplastic elastomer SBS's sizing agent of the present invention is:
This sizing agent the adhesive material surface without the special processing condition under, available cold gluing method is carried out gluing to it, the gluing method is simple, and is easy to use, and this sizing agent can be used for having the industrial polythene material of the more difficult gluing of ratio polypropylene of weak interface layer to carry out the high strength gluing.
This sizing agent do as one likes matter, the multiple superpolymer composition that structure is different, multiple increasing sticks resin and multiple solvent composition, can be used for the non-structure gluing of most materials such as plastics, rubber, fiber, timber, pottery, glass and metal.
Embodiment
Further specify the present invention below by embodiment, but content of the present invention is not limited to this fully.
Embodiment 1:
Composition of raw materials:
SBS((S/B=4/6)) 23g,
Ester gum 23g,
Coumarone indene resin 23g,
Dibutyl phthalate (DBP) 2g,
2,6 ditertiary butyl p cresol (264) is 1.2g (BHT),
UV light absorber UV-9 0.5g,
Silicon-dioxide 5g,
Gasoline 16g,
Vinyl acetic monomer 16g,
Toluene 17g.
The preparation method:
(1) in having the 1000ml there-necked flask of agitator, condenser, by above weight, add DBP, solvent oil, vinyl acetic monomer and toluene, add SBS (S/B=4/6) under the stirring state, after room temperature or heating in water bath dissolve SBS fully, after adding ester gum, coumarone indene resin, BHT and UV light absorber UV-9, under 20 ℃~40 ℃, stir 2h~4h;
(2) in the solution of step (1), add silicon-dioxide 5g, under constant speed, stir 2h-4h again, vacuumize 10min-30min under the stirring state, close stirrer earlier and close vacuum again.
The thermoplastic elastomer SBS's sizing agent that present embodiment is prepared gained is used for the following material of gluing (the decontamination drying treatment is only carried out on the surface), according to " HG2-151-65 plastic bonding material shear strength test method " standard, the bonding action (23 ℃) of measuring the gluing thing is as shown in table 1:
Table 1
Other sizing agent slip resistance that is used for the polypropylene board gluing common on the market is up to 100N/2.5cm * 1.5cm, can be drawn by the data in the table 1, the slip resistance of sizing agent of the present invention is up to 150N/2.5cm * 1.5cm, and visible sizing agent of the present invention is respond well to the gluing of polyolefine material.
Embodiment 2
Composition of raw materials:
SBS(S/B=4/6) 23g,
Ester gum 18.4g,
Coumarone indene resin 18.4g,
Silicon-dioxide 2.3g,
Gasoline 16g,
Vinyl acetic monomer 16g,
Toluene 17g.
The preparation method:
(1) in the device identical with embodiment 1, add solvent oil, vinyl acetic monomer and toluene, add SBS (S/B=4/6) under the stirring state, after room temperature or heating in water bath dissolve SBS fully, add ester gum, coumarone indene resin, under 20 ℃-40 ℃, stir 2h-4h;
(2) in the solution of step (1), add silicon-dioxide 5g, under constant speed, stir 2h-4h again, vacuumize 10min-30min under the stirring state, close stirrer earlier and close vacuum again.
The thermoplastic elastomer SBS's sizing agent that present embodiment is prepared gained is used for the following material of gluing (the decontamination drying treatment is only carried out on the surface), according to " mensuration of GB/T 532-2008 vulcanized rubber or thermoplastic elastomer and fabric bond strength " standard, it is as shown in table 2 to measure bonding action (23 ℃) data of solidifying the gluing thing after 10 days:
Table 2
90 ° or 180 ° stripping strengths of other sizing agent that are used for the polypropylene board gluing commonly used on the market are along with gaining in strength of time reduced gradually, gluing after 10 days strength degradation be 18N/2.5cm, as shown in Table 2, the above four kinds of material cured of sizing agent gluing of the present invention are after 10 days, 90 ° or 180 ° of stripping strengths are minimum to be 32N/2.5cm, be up to 55N/2.5cm, visible sizing agent of the present invention is respond well to the gluing of polyolefine material.
Embodiment 3
Composition of raw materials:
SBS (S/B=4/6:6 part; S/B=3/7:4 part) 23g,
Modified rosin resin 15g,
Petroleum resin 15g,
2,2,4-trimethylammonium-1,3-pentanediol diisobutyrate 1.2g,
Antioxidant 1010 0.3g,
UV light absorber UV-9 0.2g,
Nano-calcium carbonate 3.3g,
Solvent oil 16g,
Vinyl acetic monomer 16g,
Toluene 17g.
The preparation method:
(1) in the device identical with embodiment 1, add 2,2,4-trimethylammonium-1 by above weight, add SBS (S/B=4/6:6 part under 3-pentanediol diisobutyrate, solvent oil, vinyl acetic monomer and the toluene, stirring state; S/B=3/7:4 part), after room temperature or heating in water bath dissolve SBS fully, adds modified rosin resin, petroleum resin, antioxidant 1010, UV light absorber UV-9, under 20 ℃-40 ℃, stir 2h-4h;
(2) in the solution of step (1), add silicon-dioxide 5g, under constant speed, stir 2h-4h again, vacuumize 10min-30min under the stirring state, close stirrer earlier and close vacuum again.

Claims (1)

1. thermoplastic elastomer SBS's sizing agent, formed by the component of following weight part content:
Figure FDA00003336581600011
The preparation method:
(1) in having the 1000ml there-necked flask of agitator, condenser, by above weight, add dibutyl phthalate, industrial naptha, vinyl acetic monomer and toluene, add SBS under the stirring state, after S/B=4/6, room temperature or heating in water bath dissolve SBS fully, add ester gum, coumarone indene resin, 2, behind 6-ditertbutylparacresol 264 and the UV light absorber UV-9, under 20 ℃~40 ℃, stir 2h~4h;
(2) in the solution of step (1), add silicon-dioxide 5g, under constant speed, stir 2h-4h again, vacuumize 10min-30min under the stirring state, close stirrer earlier and close vacuum again.
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Publication number Priority date Publication date Assignee Title
US9926966B2 (en) 2015-11-26 2018-03-27 Cheng-Ta Tseng Resuable hanging device
EP3181016A1 (en) 2015-12-16 2017-06-21 Tseng, Cheng-Ta Reusable hanging device

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