CN109705780A - A kind of timber suit edge sealing adhesive and preparation method thereof - Google Patents

A kind of timber suit edge sealing adhesive and preparation method thereof Download PDF

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Publication number
CN109705780A
CN109705780A CN201811582794.1A CN201811582794A CN109705780A CN 109705780 A CN109705780 A CN 109705780A CN 201811582794 A CN201811582794 A CN 201811582794A CN 109705780 A CN109705780 A CN 109705780A
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China
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parts
timber
eva
edge sealing
sealing adhesive
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CN201811582794.1A
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CN109705780B (en
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唐军
张欢
周宝
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Jiaxing Genuin New Materials Co Ltd
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Jiaxing Genuin New Materials Co Ltd
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Abstract

The invention discloses a kind of timber suit edge sealing adhesives and preparation method thereof, the timber suit edge sealing adhesive includes following components in parts by weight: 8~12 parts of EVA KA-31,28,150 17~23 parts of EVA, 8~12 parts of EVA 7760H, 28~34 parts of modified petroleum resin GA-120,21~26 parts of filler-calcium carbonate, 3~6 parts of paraffin.Have following the utility model has the advantages that 1) timber big envelope adhesive sticker all has preferable cementitiousness to various acceptable substrates；2) environmental suitability is strong, and the product for comparing the prior art under the conditions of low temperature and high temperature (- 10 DEG C~60 DEG C) has preferable intensity to guarantee that product is not fallen off, wherein, at -10 DEG C, 180 degree peel strength is up to 12.14N/mm, and at 60 DEG C, 180 degree peel strength is up to 16.41N/mm；3) preparation process is simple, is suitble to industrialized production.

Description

A kind of timber suit edge sealing adhesive and preparation method thereof
Technical field
The present invention relates to adhesive sticker technical fields, and in particular to a kind of timber suit edge sealing adhesive and preparation method thereof.
Background technique
Edge sealing adhesive is seen everywhere in daily life, is exclusively used in the adhesive of artificial board edge sealing, it is a kind of solvent-free Thermoplastic cement, can be divided into three classes: EVA (ethene-vinyl acetate copolymer resins) base-material hot melt adhesive, POLYAMIDE (polyamide) Base-material hot melt adhesive, HMPU (polyurethane) base-material hot melt adhesive.
Not only preparation process is complicated with edge sealing adhesive heat for timber suit in the prior art, and application range is narrow, glues to substrate Knot ability is poor, can not adaptive temperature fluctuate too big environment, furthermore, during existing timber suit edge sealing adhesive edge Unsightly, tree lace is obvious for product, and the surface meeting out-of-flatness in laminating veneer, influences whole effect.
The technical problem to be solved by the present invention is a kind of timber suit edge sealing adhesive and preparation method thereof is developed, it should Timber suit edge sealing adhesive all has with preferable cementitiousness a variety of common substrates, and temperature fluctuation orientation compared with Under big environment, certain intensity can guarantee, will not fall off, without tree lace, surface is smooth when laminating veneer.
Summary of the invention
The object of the present invention is to provide a kind of timber suit edge sealing adhesive and preparation method thereof, timber suit uses edge sealing adhesive All have a variety of common substrates with preferable cementitiousness, and under the larger environment in temperature fluctuation orientation, can protect Certain intensity is demonstrate,proved, will not be fallen off, without tree lace, surface is smooth when laminating veneer.
To achieve the above object, the present invention is realized by following technical proposal:
A kind of timber suit edge sealing adhesive, the timber suit edge sealing adhesive includes 8~12 parts of EVA KA-31, EVA 28150 17~23 parts, 8~12 parts of EVA 7760H, 28~34 parts of modified petroleum resin GA-120, filler-calcium carbonate 21~26 Part, 3~6 parts of paraffin.
As a further improvement, 10 parts of EVA KA-31,28,150 20 parts of EVA, 10 parts of EVA 7760H, modified stone 31 parts of oleoresin GA-120,24 parts of filler-calcium carbonate, 5 parts of microwax.
As a further improvement, the paraffin is No. 80 microwaxes.
A kind of timber suit edge sealing adhesive preparation method, preparation step are as follows:
One, paraffin is melted
1) heating system is opened, and heating makes temperature control at 40~130 DEG C；
2) stop stirring, when controlled at 40~50 DEG C, put into 3~6 parts of paraffin, launch and finish in 10min；
3) stirring is opened, revolving speed is 5~10RPM, is dissolved to paraffin, and adjusting revolving speed is 30~40RPM；
4) heating stirring 30min, controlled at 110 DEG C~130 DEG C, revolving speed control is 30~40RPM, and observation paraffin is complete Portion's dissolution；
Two, EVA resin melts
1) closing hopper, opening nitrogen valve, 8~12 parts of EVA KA-31 of investment, 28,150 17~23 parts of EVA, EVA It launches and finishes in 8~12 parts of 7760H, 20 minutes；
2) vacuum valve is opened, starts vacuum system, heating stirring 60min, controlled at 140~150 DEG C, mixing speed For 40~50RPM；
3) end is vacuumized, is 0 with nitrogen vacuum breaker, observation dissolution situation persistently stirs 20min, until liquid level is smooth；
Three, modified petroleum resin melts
1) hopper is closed, nitrogen valve is opened, 28~34 parts of GA-120 are added in two batches, launches and finishes in 25min；
2) vacuum valve is opened, vacuum system is started, temperature control is 130~140 DEG C, and revolving speed 40-50RPM, heating is stirred It mixes
30min；
It 3) is 0 with nitrogen vacuum breaker after taking out very, visual observations dissolve situation, and it is such as unmelted good, continue stirring 15 minutes After confirm, until completely melting, the smooth bubble-free of liquid level；
Four, filler-calcium carbonate melts
1) hopper is closed, nitrogen valve is opened, 21~26 parts of filler-calcium carbonate is put into, launches and finish in 30min, control temperature It is 140~150 DEG C, 40~50RPM of speed of agitator, nitrogen flow controls 5~10m3/h；
2) vacuum valve is opened, vacuum system is started, heating stirring 60min continues controlled at 140~150 DEG C, revolving speed For 40~50RPM；
3) it is 0 with nitrogen vacuum breaker after vacuumizing, continues to stir 20min until melting completely.
As a further improvement, step 2 1) controlled at 140~150 DEG C, speed of agitator is 40~50RPM, Nitrogen flow is 5~10m3/h。
As a further improvement, step 3 1) temperature be 130~140 DEG C, speed of agitator be 40~50RPM, nitrogen Flow is 5~10m3/h。
Timber big envelope of the invention compared with the hot melt adhesive of the prior art, has following the utility model has the advantages that 1) wooden with adhesive sticker Door seal, which applies adhesive sticker, all has preferable cementitiousness to various acceptable substrates；2) environmental suitability is strong, low temperature and high temperature (- 10 DEG C~60 DEG C) under the conditions of compare the prior art product there is preferable intensity to guarantee that product is not fallen off, wherein -10 DEG C When, 180 degree peel strength is up to 12.14N/mm, and at 60 DEG C, 180 degree peel strength is up to 16.41N/mm；3) preparation process letter It is single, it is suitble to industrialized production.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiments to the present invention make into One step explanation:
A kind of timber suit edge sealing adhesive preparation method, the formula that Examples 1 to 3 uses is as shown in table 1~3.
1 Examples 1 to 3 thermosol formula of table (parts by weight: part)
One, paraffin is melted
1) heating system is opened, and heating makes temperature control at 110~140 DEG C；
2) stop stirring, when controlled at 40~50 DEG C, put into 3~6 parts of paraffin, launch and finish in 10min；
3) stirring is opened, revolving speed is 5~10RPM, is dissolved to paraffin, and adjusting revolving speed is 20~60RPM；
4) heating stirring 30min, controlled at 110 DEG C~140 DEG C, revolving speed control is 20~60RPM, and observation paraffin is complete Portion's dissolution；
Table 2 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, and rate-determining steps one melt the melting temperature in paraffin And the time
Melting temperature/DEG C Product viscosity/cps Softening point/DEG C Melting time/h Product colour
100 39500 89 1.5 White
110 37100 91 0.6 White
120 36800 91 0.5 White
130 36200 91 0.5 White is partially yellow
140 36000 90 0.4 It is light yellow
Table 3 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, melting temperature and revolving speed in rate-determining steps one
Revolving speed/RPM Product viscosity/cps Softening point/DEG C Melting time/h Product colour
20 38750 89 0.7 White
30 37500 90 0.5 White
40 36920 91 0.5 White
50 35750 91 0.5 White
60 36120 90 0.4 White
To sum up, the melting temperature control in step 1 is 110~130 DEG C, and the melting time is 0.5~0.6h, revolving speed 30 ~50RPM, product colour are white.
Two, EVA resin melts
1) closing hopper, opening nitrogen valve, 8~12 parts of EVA KA-31 of investment, 28,150 17~23 parts of EVA, EVA It launches and finishes in 8~12 parts of 7760H, 20 minutes, controlled at 110~150 DEG C, speed of agitator is 20~60RPM, nitrogen Flow is 5~10m3/h；
2) vacuum valve is opened, starts vacuum system, heating stirring 60min, controlled at 110~150 DEG C, mixing speed For 20~60RPM；
3) end is vacuumized, is 0 with nitrogen vacuum breaker, observation dissolution situation persistently stirs 20min, until liquid level is smooth；
Table 4 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, melting temperature and melting in rate-determining steps two Time
Melting temperature/DEG C Product viscosity/cps Softening point/DEG C Melting time/h Product colour
110 41200 93 1.4 White
120 40950 92 1.2 White
130 38700 90 1.1 White
140 37500 90 1 White
150 36800 91 0.9 White
Table 5 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, revolving speed and melting time in rate-determining steps two
Revolving speed/RPM Product viscosity/cps Softening point/DEG C Melting time/h Product colour
20 38500 90 1.5 White
30 37900 91 1.2 White
40 37100 91 1 White
50 36900 91 1 White
60 36300 90 0.8 White
To sum up, in step 2 melting temperature control be 120~140 DEG C, the melting time be 1~1.2h, revolving speed be 30~ 50RPM, product colour are white.
Three, modified petroleum resin melts
1) hopper is closed, nitrogen valve is opened, 28~34 parts of GA-120 are added in two batches, launches and finishes in 25min, temperature 110~150 DEG C, 20~60RPM of speed of agitator, nitrogen flow is controlled in 5~10m3/h；
2) vacuum valve is opened, vacuum system is started, temperature control is 110~150 DEG C, and revolving speed is 20~60RPM, and heating is stirred It mixes
30min；
It 3) is 0 with nitrogen vacuum breaker after taking out very, visual observations dissolve situation, and it is such as unmelted good, continue stirring 15 minutes After confirm, until completely melting, the smooth bubble-free of liquid level；
Table 6 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, and 130 DEG C of melting temperature in rate-determining steps two, Melting time 1.1h, revolving speed 40rpm, rate-determining steps 3 2) in melting temperature and the melting time
Melting temperature/DEG C Product viscosity/cps Softening point/DEG C Melting time/h Product colour
110 38200 92 0.9 White
120 37500 91 0.7 White
130 37150 90 0.5 White
140 36920 91 0.5 White
150 35720 90 0.4 It is light yellow
Table 7 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, and 130 DEG C of melting temperature in rate-determining steps two, Melting time 0.5h, rate-determining steps 3 3) in revolving speed and the melting time
Revolving speed/RPM Product viscosity/cps Softening point/DEG C Melting time/h Product colour
20 39510 92 0.7 White
30 37600 89 0.6 White
40 36800 91 0.5 White
50 35850 91 0.4 White
60 38750 90 0.4 White
To sum up, the melting temperature control in step 3 is 120~140 DEG C, and the melting time is 0.5~0.7h, revolving speed 30 ~50RPM, product colour are white.
Four, filler-calcium carbonate melts
1) hopper is closed, nitrogen valve is opened, 21~26 parts of filler-calcium carbonate is put into, launches and finish in 30min, control temperature It is 120~160 DEG C, 20~60RPM of speed of agitator, nitrogen flow controls 5~10m3/h；
2) vacuum valve is opened, vacuum system is started, heating stirring 60min continues controlled at 120~160 DEG C, revolving speed For 40~50RPM；
3) it is 0 with nitrogen vacuum breaker after vacuumizing, continues to stir 20min until melting completely.
Table 8 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, rate-determining steps 4 2) in melting temperature and molten Melt the time
Table 9 chooses the formula that the timber suit in embodiment 2 uses edge sealing adhesive, rate-determining steps 4 3) in revolving speed and when melting Between
Revolving speed/RPM Product viscosity/cps Softening point/DEG C Melting time/h Product colour
20 39510 92 0.7 White, unevenly
30 37600 89 0.6 White
40 37100 91 0.5 White
50 36950 91 0.4 White
60 36150 90 0.4 It is light yellow
By table 8 and table 9 it is found that in step 4, step 4 2) optimised process is 130~150 DEG C of melting temperature, the melting time 1~1.5h, step 4 3) optimal processing parameter be 30~50RPM of revolving speed, the melting time be 0.4~0.6h.
The performance test results
10-10 DEG C of timber suit of table 180 degree peel strength test of edge sealing adhesive
Sample name 180 degree peel strength (- 10 DEG C)
Our company sample 12.14N/mm
External domestic sample 1 9.97N/mm
External domestic sample 2 7.12N/mm
Import sample 11.27N/mm
11 60 DEG C of timber suits of table 180 degree peel strength test of edge sealing adhesive
Sample name 180 degree peel strength (60 DEG C)
Our company sample 16.41N/mm
External domestic sample 1 10.62N/mm
External domestic sample 2 8.74N/mm
Import sample 13.85N/mm
By table 10,11 it is found that the environmental suitability of inventive formulation and the timber suit edge sealing adhesive of technique preparation is strong, The product for comparing the prior art under the conditions of low temperature and high temperature (- 10 DEG C~60 DEG C) has preferable intensity to guarantee that product is not fallen off, Wherein, -10 DEG C when, 180 degree peel strength is up to 12.14N/mm, and at 60 DEG C, 180 degree peel strength is up to 16.41N/mm.
The comparison of 12 tree lace thickness of table
As shown in Table 12, timber suit of the invention with edge sealing adhesive in use, reduce the content of calcium carbonate, protect Client has been demonstrate,proved in use process, i.e., during edge sealing, the beauty of product, without tree lace；Moreover, in laminating veneer, table Face is very smooth.
The comparison of 13 open hour of table
Sample name Open hour/s
Our company sample 8-10
External domestic sample 1 5-6
External domestic sample 2 3-5
Import sample 7-8
14180 degree of peel strengths of table (25 DEG C of 2min) comparison
Sample name 180 degree peel strength (2min25 DEG C)
Our company sample 8.82N/mm
External domestic sample 1 5.11N/mm
External domestic sample 2 4.43N/mm
Import sample 7.18N/mm
15180 degree of peel strengths of table (25 DEG C of 24H) comparison
Sample name 180 degree peel strength (24H25 DEG C)
Our company sample Wood destruction
External domestic sample 1 13.17N/mm
External domestic sample 2 10.76N/mm
Import sample Wood destruction
By table 13~15 it is found that timber of the invention suit adhesive sticker comparison import sample and external state's sample have it is longer Open hour can adapt to different working environment and production equipment, there is higher early strength and final strength.
As shown in table 10~15,1) timber suit edge sealing adhesive of the invention not only has stronger bonding to make various substrates With, and timber suit edge sealing adhesive has stronger low temperature resistant and heat-resisting ability, wood door pocket under conditions of low temperature and high temperature Dress edge sealing adhesive can all have certain peel strength；2) as shown in Table 12, timber suit edge sealing adhesive of the invention is using In the process, the content for reducing calcium carbonate ensure that client in use process, i.e., during edge sealing, the beauty of product does not have Tree lace；Moreover, surface is very smooth in laminating veneer；3) timber suit adhesive sticker comparison import sample of the invention and External state's sample has the longer open hour, can adapt to different working environment and production equipment, has higher initial stage strong Degree and final strength；4) timber suit of the invention with edge sealing adhesive in use, reduce the content of calcium carbonate, ensure that Client is in use process, i.e., during edge sealing, the beauty of product, without tree lace；Moreover, surface is non-in laminating veneer Ordinary light is sliding；In conclusion timber suit edge sealing adhesive provided by the invention, preparation process is simple, suits large area to popularize and answers With.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, all benefits The equivalent transformation made by the present invention, in scope of patent protection of the invention.

Claims (6)

1. a kind of timber suit edge sealing adhesive, which is characterized in that the timber suit edge sealing adhesive includes the group of following weight parts Point: 8~12 parts of EVA KA-31,28,150 17~23 parts of EVA, 8~12 parts of EVA 7760H, modified petroleum resin GA-120 28~34 parts, 21~26 parts of filler-calcium carbonate, 3~6 parts of paraffin.
2. timber suit edge sealing adhesive according to claim 1, which is characterized in that 10 parts of EVA KA-31, EVA 28150 20 parts, 10 parts of EVA 7760H, 31 parts of modified petroleum resin GA-120,24 parts of filler-calcium carbonate, 5 parts of microwax.
3. timber suit edge sealing adhesive according to claim 1, which is characterized in that the paraffin is No. 80 microwaxes.
4. a kind of described in any item timber suit edge sealing adhesive preparation methods of claims 1 to 3, which is characterized in that preparation step It is rapid as follows:
One, paraffin is melted
1) heating system is opened, and heating makes temperature control at 110~140 DEG C；
2) stop stirring, when controlled at 40~50 DEG C, put into 3~6 parts of paraffin, launch and finish in 10min；
3) stirring is opened, revolving speed is 5~10RPM, is dissolved to paraffin, and adjusting revolving speed is 20~60RPM；
4) heating stirring 30min, controlled at 110 DEG C~140 DEG C, revolving speed control is 20~60RPM, and observation paraffin is all molten Solution；
Two, EVA resin melts
1) closing hopper, opening nitrogen valve, 8~12 parts of EVA KA-31 of investment, 28,150 17~23 parts of EVA, EVA 7760H It launches and finishes in 8~12 parts, 20 minutes；
2) vacuum valve is opened, starts vacuum system, heating stirring 60min, controlled at 110~150 DEG C, mixing speed 20 ~60RPM；
3) end is vacuumized, is 0 with nitrogen vacuum breaker, observation dissolution situation persistently stirs 20min, until liquid level is smooth；
Three, modified petroleum resin melts
1) hopper is closed, nitrogen valve is opened, 28~34 parts of GA-120 are added in two batches, launches and finishes in 25min；
2) vacuum valve is opened, vacuum system is started, temperature control is 110~150 DEG C, and revolving speed is 20~60RPM, heating stirring 30min；
It 3) is 0 with nitrogen vacuum breaker after taking out very, visual observations dissolve situation, and it is such as unmelted good, it is true after continuing stirring 15 minutes Recognize, until melting completely, the smooth bubble-free of liquid level；
Four, filler-calcium carbonate melts
1) hopper is closed, nitrogen valve is opened, 21~26 parts of filler-calcium carbonate is put into, launches and finish in 30min, controlled at 120~160 DEG C, 20~60RPM of speed of agitator, nitrogen flow controls 5~10m3/h；
2) vacuum valve is opened, vacuum system is started, heating stirring 60min continues controlled at 120~160 DEG C, revolving speed 40 ~50RPM；
3) it is 0 with nitrogen vacuum breaker after vacuumizing, continues to stir 20min until melting completely.
5. timber according to claim 4 suit edge sealing adhesive preparation method, which is characterized in that step 2 1) control temperature Degree is 140~150 DEG C, and speed of agitator is 40~50RPM, and nitrogen flow is 5~10m3/h。
6. timber according to claim 4 suit edge sealing adhesive preparation method, which is characterized in that step 3 1) temperature be 130~140 DEG C, speed of agitator is 40~50RPM, and nitrogen flow is 5~10m3/h。
CN201811582794.1A 2018-12-24 2018-12-24 Edge sealing adhesive for wooden door suit and preparation method thereof Active CN109705780B (en)

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Application Number Priority Date Filing Date Title
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CN109705780B CN109705780B (en) 2021-02-05

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1598382A1 (en) * 2004-05-17 2005-11-23 Sika Technology AG One part aqueous adhesive dispersion
CN101928530A (en) * 2010-09-02 2010-12-29 上海天洋热熔胶有限公司 Edge sealing hot melt adhesive for furniture and preparation method thereof
CN105623556A (en) * 2014-10-25 2016-06-01 刘荣伟 Formula of hot melt adhesive for furniture edge sealing
CN107474792A (en) * 2017-09-25 2017-12-15 浙江固特热熔胶有限公司 A kind of carton joint sealing glue

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1598382A1 (en) * 2004-05-17 2005-11-23 Sika Technology AG One part aqueous adhesive dispersion
CN101928530A (en) * 2010-09-02 2010-12-29 上海天洋热熔胶有限公司 Edge sealing hot melt adhesive for furniture and preparation method thereof
CN105623556A (en) * 2014-10-25 2016-06-01 刘荣伟 Formula of hot melt adhesive for furniture edge sealing
CN107474792A (en) * 2017-09-25 2017-12-15 浙江固特热熔胶有限公司 A kind of carton joint sealing glue

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