CN104861899A - Adhesive composition for plywood and preparation process of adhesive composition - Google Patents
Adhesive composition for plywood and preparation process of adhesive composition Download PDFInfo
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- CN104861899A CN104861899A CN201510289684.6A CN201510289684A CN104861899A CN 104861899 A CN104861899 A CN 104861899A CN 201510289684 A CN201510289684 A CN 201510289684A CN 104861899 A CN104861899 A CN 104861899A
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Abstract
The invention relates to the technical field of adhesives, in particular to an adhesive composition for plywood and a preparation process of the adhesive composition. The adhesive composition comprises the following substances in parts by mass: 150-180 parts of water, 25-35 parts of polyvinyl alcohol, 12-15 parts of bentonite, 10-15 parts of a preservative, 0.5-1.5 parts of rosin resin, 0.2-1.5 parts of an organic silicane modifier, 1.2-3.6 parts of epoxy resin, 1.5-3.6 parts of sodium alginate, 5-10 parts of a foaming agent, and 20-30 parts of a filler; the pH value of the adhesive composition is 3-5. The adhesive composition and the preparation process have the benefits that the use of toxic substances such as formaldehyde, benzene and methylbenzene is avoided, the requirement of people on green building materials and costly furniture in house decoration is met, the adhesive composition is suitable for people requirements, the artificial playwood produced by the adhesive composition can achieve the purposes of being complete innocuous and nontoxic, and environmentally friendly. During the production process, environment pollution is avoided, and the curing time of the adhesive composition is short, and the effective life is long.
Description
Technical field
The present invention relates to technical field of adhesive, especially a kind of glued board binder composition and preparation technology thereof.
Background technology
The tackiness agent of current plywood production is still based on formaldehyde system tackiness agent, wherein Phenol aldehyde resin is used for producing outdoor version type Ⅰ plywood, urea-formaldehyde resin adhesive is used for producing indoor type II class glued board, the product bonding due to formaldehyde system tackiness agent has free formaldehyde to discharge in production and use procedure, harm people's is healthy, when human consumer's environmental consciousness strengthens day by day, the production of the formaldehyde system tackiness agent particularly urea-formaldehyde resin adhesive of bonding interior products is subject to more and more stricter restriction.By improving urea-formaldehyde resin adhesive production technique, or the product bonding to it adopts suitable aftertreatment means can reduce the release of harmful formaldehyde gas, but this not only adds cost, and can not thoroughly solve free formaldehyde release And Spread of Solute.
Describe " with annual W-Gum for main raw material prepares the based Wood Adhesives that consumption is huge, over-all properties is high " in " development of the hot pressing type starch-based aqueous isocyanate wood sizing agent " literary composition published in Forestry University journal 2008-7 northeastward, but the preparation process of this sizing agent is complicated, and production cost can not significantly reduce.The patent No. is in 200410017054.5, describing a kind of take vegetable-protein as based Wood Adhesives of main raw material and preparation method thereof, but based Wood Adhesives poor water resistance prepared by this formula and method, industrial production exists the unstable of quality product, and require that the hot pressing temperature meter pressure of board materials production is higher, the board quality of production is difficult to ensure.
Summary of the invention
The technical problem to be solved in the present invention is: overcome deficiency of the prior art, provide that a kind of technique is simple, environmental protection, the glued board tackiness agent composition of water-tolerant and manufacture craft thereof.
For solving the problems of the technologies described above, the technical solution used in the present invention is as follows:
A kind of glued board binder composition, described binder composition is made up of by following mass fraction following material: 150 ~ 180 parts, water, polyvinyl alcohol 25 ~ 35 parts, wilkinite 12 ~ 15 parts, sanitas 10 ~ 15 parts, Gum Rosin 0.5-1.5 part, organosilicon modifier 0.2-1.5 part, epoxy resin 1.2-3.6 part, sodium alginate 1.5-3.6 part, whipping agent 5-10 part, filler 20-30 part; The pH value of described binder composition is 3 ~ 5.
Further, described sanitas selects Sorbic Acid and potassium sorbate, and its mass ratio is 1:1.
Further, described whipping agent be selected from Sodium Lauryl Sulphate BP/USP, Texapon Special, lauryl potassium sulfate, Zetesol NL, one or both.
Further, described filler is selected from least one in wheat-flour, ammonium sulfate, wood powder.
Further, described binder composition is made up of by following mass fraction following material: 165 ~ 175 parts, water, polyvinyl alcohol 28 ~ 32 parts, wilkinite 12 ~ 15 parts, sanitas 12 ~ 14 parts, Gum Rosin 0.8-1.2 part, organosilicon modifier 0.4-1.2 part, epoxy resin 1.5-3.2 part, sodium alginate 1.6-3.2 part, whipping agent 6-8 part, filler 22-28 part; The pH value of described binder composition is 3.5 ~ 4.5.
Further, described binder composition is made up of by following mass fraction following material: 165 parts, water, polyvinyl alcohol 30 parts, wilkinite 14 parts, sanitas 12 parts, Gum Rosin 1 part, organosilicon modifier 0.8 part, asphalt mixtures modified by epoxy resin 2.4 parts, sodium alginate 2.5 parts, whipping agent 8 parts, filler 25 parts; The pH value of described binder composition is 4.
Prepare a kind of method of glued board binder composition, it is characterized in that, said method comprising the steps of: add water in a kettle., be heated to 50 DEG C, limit heating edge slowly adds polyvinyl alcohol, be warmed up to 96 ~ 98 DEG C and stop heating after polyvinyl alcohol all dissolves, insulation 2h, be cooled to 65 DEG C to add, water, polyvinyl alcohol, wilkinite, sanitas, Gum Rosin, after organosilicon modifier stirs 30min, add asphalt mixtures modified by epoxy resin, sodium alginate, whipping agent, filler, after mixing, add acidity regulator, the pH value regulating binder composition is 3 ~ 5.
The beneficial effect of technical scheme of the present invention is adopted to be: plywood adhesive composition of the present invention is avoided making the toxic substances such as formaldehyde, benzene, toluene, the demand of green building material that people decorate for household and top-grade furniture can be met, be applicable to the needs of people, totally nontoxic is harmless, environmental protection to use the wood-based plate of this products production to realize.And the present invention is environmentally safe in process of production, and end set time of this binder composition, acceptable life is long.
Embodiment
Below in conjunction with specific embodiment, the present invention will be further described.
A kind of glued board binder composition, described binder composition is made up of by following mass fraction following material: 150 ~ 180 parts, water, polyvinyl alcohol 25 ~ 35 parts, wilkinite 12 ~ 15 parts, sanitas 10 ~ 15 parts, Gum Rosin 0.5-1.5 part, organosilicon modifier 0.2-1.5 part, epoxy resin 1.2-3.6 part, sodium alginate 1.5-3.6 part, whipping agent 5-10 part, filler 20-30 part; The pH value of described binder composition is 3 ~ 5.
Described sanitas selects Sorbic Acid and potassium sorbate, and its mass ratio is 1:1.
Described whipping agent be selected from Sodium Lauryl Sulphate BP/USP, Texapon Special, lauryl potassium sulfate, Zetesol NL, one or both.
Described filler is selected from least one in wheat-flour, ammonium sulfate, wood powder.
The mass parts composition of embodiment 1-5 is in table 1.
Prepare a kind of method of glued board binder composition, it is characterized in that, said method comprising the steps of: add water in a kettle., be heated to 50 DEG C, limit heating edge slowly adds polyvinyl alcohol, be warmed up to 96 ~ 98 DEG C and stop heating after polyvinyl alcohol all dissolves, insulation 2h, be cooled to 65 DEG C to add, water, polyvinyl alcohol, wilkinite, sanitas, Gum Rosin, after organosilicon modifier stirs 30min, add asphalt mixtures modified by epoxy resin, sodium alginate, whipping agent, filler, after mixing, add acidity regulator, the pH value regulating binder composition is 3 ~ 5.
Performance test:
The test of viscometer cohesive strength is carried out to glued board binder composition obtained in embodiment 1-5.Its medium viscosity adopts rotary viscosity measuring; The ultimate compression strength that cohesive strength can bear with clay model represents, adopts and measures without confining pressure instrument.Test environment, temperature is 20 DEG C.Test result is in table 2.
| Embodiment | Viscosity/centipoise | Ultimate compression strength/MPa | Quality guaranteed period |
| Embodiment 1 | 891.2 | 1.53 | 25-35 days |
| Embodiment 2 | 916.7 | 1.81 | 25-35 days |
| Embodiment 3 | 982.3 | 2.15 | 25-35 days |
| Embodiment 4 | 952.8 | 1.86 | 25-35 days |
| Embodiment 5 | 945.6 | 1.92 | 25-35 days |
Embodiment 3 is preferred forms.
Although above-described embodiment describes in detail technical scheme of the present invention, but technical scheme of the present invention is not limited to above embodiment, when not departing from thought of the present invention and aim, claims limited range of the present invention all will be fallen into any change that technical scheme of the present invention is done.
Claims (7)
1. a glued board binder composition, it is characterized in that, described binder composition is made up of by following mass fraction following material: 150 ~ 180 parts, water, polyvinyl alcohol 25 ~ 35 parts, wilkinite 12 ~ 15 parts, sanitas 10 ~ 15 parts, Gum Rosin 0.5-1.5 part, organosilicon modifier 0.2-1.5 part, epoxy resin 1.2-3.6 part, sodium alginate 1.5-3.6 part, whipping agent 5-10 part, filler 20-30 part; The pH value of described binder composition is 3 ~ 5.
2. a kind of glued board binder composition according to claim 1, it is characterized in that, described sanitas selects Sorbic Acid and potassium sorbate, and its mass ratio is 1:1.
3. a kind of glued board binder composition according to claim 1, is characterized in that: described whipping agent be selected from Sodium Lauryl Sulphate BP/USP, Texapon Special, lauryl potassium sulfate, Zetesol NL one or both.
4. a kind of glued board binder composition according to claim 1, is characterized in that: described filler is selected from least one in wheat-flour, ammonium sulfate, wood powder.
5. a kind of glued board binder composition according to claim 1, is characterized in that: described binder composition is made up of by following mass fraction following material: 165 ~ 175 parts, water, polyvinyl alcohol 28 ~ 32 parts, wilkinite 12 ~ 15 parts, sanitas 12 ~ 14 parts, Gum Rosin 0.8-1.2 part, organosilicon modifier 0.4-1.2 part, epoxy resin 1.5-3.2 part, sodium alginate 1.6-3.2 part, whipping agent 6-8 part, filler 22-28 part; The pH value of described binder composition is 3.5 ~ 4.5.
6. a kind of glued board binder composition according to claim 1, is characterized in that: described binder composition is made up of by following mass fraction following material: 165 parts, water, polyvinyl alcohol 30 parts, wilkinite 14 parts, sanitas 12 parts, Gum Rosin 1 part, organosilicon modifier 0.8 part, asphalt mixtures modified by epoxy resin 2.4 parts, sodium alginate 2.5 parts, whipping agent 8 parts, filler 25 parts; The pH value of described binder composition is 4.
7. the method for a kind of glued board binder composition of preparation according to any one of claim 1-6, it is characterized in that, said method comprising the steps of: add water in a kettle., be heated to 50 DEG C, limit heating edge slowly adds polyvinyl alcohol, be warmed up to 96 ~ 98 DEG C and stop heating after polyvinyl alcohol all dissolves, insulation 2h, be cooled to 65 DEG C to add, water, polyvinyl alcohol, wilkinite, sanitas, Gum Rosin, after organosilicon modifier stirs 30min, add asphalt mixtures modified by epoxy resin, sodium alginate, whipping agent, filler, after mixing, add acidity regulator, the pH value regulating binder composition is 3 ~ 5.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510289684.6A CN104861899A (en) | 2015-05-30 | 2015-05-30 | Adhesive composition for plywood and preparation process of adhesive composition |
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| CN201510289684.6A CN104861899A (en) | 2015-05-30 | 2015-05-30 | Adhesive composition for plywood and preparation process of adhesive composition |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106318286A (en) * | 2016-08-18 | 2017-01-11 | 阜南县明强柳编工艺品有限公司 | Adhesive for fracture surface of connection position of rattans, and preparation method of adhesive |
| CN106634714A (en) * | 2016-12-17 | 2017-05-10 | 浦北县建业胶合板有限责任公司 | Adhesive for plywood and preparation method thereof |
| CN107236466A (en) * | 2017-06-22 | 2017-10-10 | 合肥易美特建材有限公司 | A kind of glued board Environment-friendlyhigh-efficiency high-efficiency adhesive and preparation method thereof |
| CN109679527A (en) * | 2018-12-10 | 2019-04-26 | 沈阳化工大学 | A kind of Environment-friendlyadhesive adhesive preparation method |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104592911A (en) * | 2015-02-09 | 2015-05-06 | 金思思 | Adhesive composition for veneer sheets and preparation technique thereof |
-
2015
- 2015-05-30 CN CN201510289684.6A patent/CN104861899A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104592911A (en) * | 2015-02-09 | 2015-05-06 | 金思思 | Adhesive composition for veneer sheets and preparation technique thereof |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106318286A (en) * | 2016-08-18 | 2017-01-11 | 阜南县明强柳编工艺品有限公司 | Adhesive for fracture surface of connection position of rattans, and preparation method of adhesive |
| CN106634714A (en) * | 2016-12-17 | 2017-05-10 | 浦北县建业胶合板有限责任公司 | Adhesive for plywood and preparation method thereof |
| CN107236466A (en) * | 2017-06-22 | 2017-10-10 | 合肥易美特建材有限公司 | A kind of glued board Environment-friendlyhigh-efficiency high-efficiency adhesive and preparation method thereof |
| CN109679527A (en) * | 2018-12-10 | 2019-04-26 | 沈阳化工大学 | A kind of Environment-friendlyadhesive adhesive preparation method |
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Application publication date: 20150826 |