CN103131353A - Method for producing adhesive - Google Patents
Method for producing adhesive Download PDFInfo
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- CN103131353A CN103131353A CN2013101031248A CN201310103124A CN103131353A CN 103131353 A CN103131353 A CN 103131353A CN 2013101031248 A CN2013101031248 A CN 2013101031248A CN 201310103124 A CN201310103124 A CN 201310103124A CN 103131353 A CN103131353 A CN 103131353A
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Abstract
The invention relates to the technical field of adhesives and particularly relates to a method for producing an adhesive. The method comprises the following steps of: (1) dissolving: adding 8-10 parts of polyvinyl alcohol and 30-50 parts of water in parts by weight into a reaction kettle, soaking for 24 hours at normal temperature, then, starting stirring while introducing steam to heat, and carrying out stirring and dissolving when materials are heated to the temperature of 70 DEG C; (2) adjusting the PH value: adding 5-6 parts in weight of hydrochloric acid when materials of step (1) are of an emulsion state, and adjusting the PH value to 2-3; and (3) carrying out polycondensation reaction: adding 37% formaldehyde liquid in batches when the materials are heated to the temperature of 70 DEG C, and carrying out heat-insulating reaction for 1.5-2 hours after the dropwise adding is completed, wherein the adding time is 1 hour. The adhesive produced by the method has the advantages of high adhesive strength, high adhesion stability, stable nature, difficulty in ageing and non-toxicity and can repeatedly adhere. Furthermore, the method has the characteristics of low production cost, simple production process flow, no environmental pollution and the like.
Description
Technical field
The present invention relates to technical field of adhesive, be specifically related to the tackiness agent production method.
Background technology
The various chemical binders of tackiness agent from the natural glue before thousands of years to today, various tackiness agents is multifarious, be applied to all respects in people's productive life, the tackiness agent that present people use fixedly secures as pursuing with disposable, in case it is wrong to make like this people paste the thing orientation of installation, the difficult correction more just also has many time people lower for bonding requirement of strength, but wishes change bond locations that can be repeatedly and need not to repeat to smear tackiness agent.
Summary of the invention
The purpose of this invention is to provide that bond strength is high, adhesion stability is high, and can be repeatedly bonding tackiness agent production method.
In order to solve the existing problem of background technology, the present invention is by the following technical solutions: the tackiness agent production method comprises the following steps:
(1), dissolving, by weight 30～50 parts of 8～10 parts of polyvinyl alcohol, water are joined in reactor, soak under normal temperature after 24 hours, open and stir, logical steam heating, carry out stirring and dissolving when being heated to 70 ℃ simultaneously;
(2), transfer pH value, when the material in described step () becomes emulsion form, add 5～6 parts of weight part hydrochloric acid, transfer pH value to 2～3;
(3), polycondensation, add 37% formaldehyde solution when heating to 70 ℃ in batches, feed time is 1 hour, after dropwising, insulation reaction 1.5～2 hours;
(3), cooling down for the first time, when equitemperature is down to below 60 ℃, cooling standby;
(4), neutralization, add 20% liquid caustic soda to transfer pH value to 6～8, get final product to get polyvinyl alcohol and formol condensed substance;
(5), polyreaction, adding weight part in the described step (four) is 8～10 parts of emulsifying agents, 1～3 part of stablizer, then drip respectively 2～3 parts of initiators, 7～9 parts of the vinyl acetate between to for plastics of weight part in the reactor, 80～85 ℃ of dropping temperatures, time for adding 3～4 hours, after dropwising, insulation reaction 0.5～1 hour;
(6), cooling down for the second time, when cooling the temperature to 50 ℃, cooling standby;
(7), mix, add 6～8 parts of the fillers of weight part to reactor, stirred 2 hours under 50 ℃;
(8), cooling down for the third time, cool, blowing;
(9), the packing, get final product to get packaged finished product.
Further, described emulsifying agent is TX-10.
Further, described stablizer is dibutyl phthalate.
Further, described initiator is ammonium persulfate aqueous solution.
Further, described filler is light calcium carbonate, talcum powder or titanium dioxide.
Wherein, the reaction principle of tackiness agent is:
The present invention has following beneficial effect: tackiness agent production method of the present invention, comprise dissolving, transfer the steps such as pH value, polycondensation, cooling down, neutralization and polyreaction, its tackiness agent of making has that bond strength is high, adhesion stability is high, stable in properties is difficult for aging and toxicological harmless, and can be repeatedly bonding.In addition, the present invention has the characteristics such as production cost is low, the technological process of production is simple, free from environmental pollution.
Description of drawings
Fig. 1 is production scheme of the present invention.
Embodiment
The present invention will be further described in detail below in conjunction with accompanying drawing.
Embodiment one:
As shown in Figure 1, the tackiness agent production method comprises the following steps:
(1), dissolving, by weight 30 parts of 8 parts of polyvinyl alcohol, water are joined in reactor, soak under normal temperature after 24 hours, open and stir, logical steam heating, carry out stirring and dissolving when being heated to 70 ℃ simultaneously;
(2), transfer pH value, when the material in described step () becomes emulsion form, add 5 parts of weight part hydrochloric acid, transfer pH value to 2;
(3), polycondensation, add 37% formaldehyde solution when heating to 70 ℃ in batches, feed time is 1 hour, after dropwising, insulation reaction 1.5 hours;
(3), cooling down for the first time, when equitemperature is down to below 60 ℃, cooling standby;
(4), neutralization, add 20% liquid caustic soda to transfer pH value to 6, get final product to get polyvinyl alcohol and formol condensed substance;
(5), polyreaction, adding weight part in the described step (four) is 8 parts of emulsifying agents, 1 part of stablizer, then drips respectively 2 parts of initiators, 7 parts of the vinyl acetate between to for plastics of weight part in the reactor, 80 ℃ of dropping temperatures, time for adding 3 hours, after dropwising, insulation reaction 0.5 hour;
(6), cooling down for the second time, when cooling the temperature to 50 ℃, cooling standby;
(7), mix, add 6 parts of the fillers of weight part to reactor, stirred 2 hours under 50 ℃;
(8), cooling down for the third time, cool, blowing;
(9), the packing, get final product to get packaged finished product.
Described emulsifying agent is TX-10.
Described stablizer is dibutyl phthalate.
Described initiator is ammonium persulfate aqueous solution.
Described filler is light calcium carbonate, talcum powder or titanium dioxide.
Embodiment two:
The tackiness agent production method comprises the following steps:
(1), dissolving, by weight 40 parts of 9 parts of polyvinyl alcohol, water are joined in reactor, soak under normal temperature after 24 hours, open and stir, logical steam heating, carry out stirring and dissolving when being heated to 70 ℃ simultaneously;
(2), transfer pH value, when the material in described step () becomes emulsion form, add 5.5 parts of weight part hydrochloric acid, transfer pH value to 2.5;
(3), polycondensation, add 37% formaldehyde solution when heating to 70 ℃ in batches, feed time is 1 hour, after dropwising, insulation reaction 1.8 hours;
(3), cooling down for the first time, when equitemperature is down to below 60 ℃, cooling standby;
(4), neutralization, add 20% liquid caustic soda to transfer pH value to 7, get final product to get polyvinyl alcohol and formol condensed substance;
(5), polyreaction, adding weight part in the described step (four) is 9 parts of emulsifying agents, 2 parts of stablizers, then drip respectively 2.5 parts of initiators, 8 parts of the vinyl acetate between to for plastics of weight part in the reactor, 83 ℃ of dropping temperatures, time for adding 3.5 hours, after dropwising, insulation reaction 0.8 hour;
(6), cooling down for the second time, when cooling the temperature to 50 ℃, cooling standby;
(7), mix, add 7 parts of the fillers of weight part to reactor, stirred 2 hours under 50 ℃;
(8), cooling down for the third time, cool, blowing;
(9), the packing, get final product to get packaged finished product.
Described emulsifying agent is TX-10.
Described stablizer is dibutyl phthalate.
Described initiator is ammonium persulfate aqueous solution.
Described filler is light calcium carbonate, talcum powder or titanium dioxide.
Embodiment three:
The tackiness agent production method comprises the following steps:
(1), dissolving, by weight 50 parts of 10 parts of polyvinyl alcohol, water are joined in reactor, soak under normal temperature after 24 hours, open and stir, logical steam heating, carry out stirring and dissolving when being heated to 70 ℃ simultaneously;
(2), transfer pH value, when the material in described step () becomes emulsion form, add 6 parts of weight part hydrochloric acid, transfer pH value to 3;
(3), polycondensation, add 37% formaldehyde solution when heating to 70 ℃ in batches, feed time is 1 hour, after dropwising, insulation reaction 2 hours;
(3), cooling down for the first time, when equitemperature is down to below 60 ℃, cooling standby;
(4), neutralization, add 20% liquid caustic soda to transfer pH value to 8, get final product to get polyvinyl alcohol and formol condensed substance;
(5), polyreaction, adding weight part in the described step (four) is 10 parts of emulsifying agents, 3 parts of stablizers, then drips respectively 3 parts of initiators, 9 parts of the vinyl acetate between to for plastics of weight part in the reactor, 85 ℃ of dropping temperatures, time for adding 4 hours, after dropwising, insulation reaction 1 hour;
(6), cooling down for the second time, when cooling the temperature to 50 ℃, cooling standby;
(7), mix, add 8 parts of the fillers of weight part to reactor, stirred 2 hours under 50 ℃;
(8), cooling down for the third time, cool, blowing;
(9), the packing, get final product to get packaged finished product.
Described emulsifying agent is TX-10.
Described stablizer is dibutyl phthalate.
Described initiator is ammonium persulfate aqueous solution.
Described filler is light calcium carbonate, talcum powder or titanium dioxide.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, other modifications that those of ordinary skills make technical scheme of the present invention or be equal to replacement, only otherwise break away from the spirit and scope of technical solution of the present invention, all should be encompassed in the middle of claim scope of the present invention.
Claims (5)
1. the tackiness agent production method, is characterized in that, comprises the following steps:
(1), dissolving, by weight 30～50 parts of 8～10 parts of polyvinyl alcohol, water are joined in reactor, soak under normal temperature after 24 hours, open and stir, logical steam heating, carry out stirring and dissolving when being heated to 70 ℃ simultaneously;
(2), transfer pH value, when the material in described step () becomes emulsion form, add 5～6 parts of weight part hydrochloric acid, transfer pH value to 2～3;
(3), polycondensation, add 37% formaldehyde solution when heating to 70 ℃ in batches, feed time is 1 hour, after dropwising, insulation reaction 1.5～2 hours;
(3), cooling down for the first time, when equitemperature is down to below 60 ℃, cooling standby;
(4), neutralization, add 20% liquid caustic soda to transfer pH value to 6～8, get final product to get polyvinyl alcohol and formol condensed substance;
(5), polyreaction, adding weight part in the described step (four) is 8～10 parts of emulsifying agents, 1～3 part of stablizer, then drip respectively 2～3 parts of initiators, 7～9 parts of the vinyl acetate between to for plastics of weight part in the reactor, 80～85 ℃ of dropping temperatures, time for adding 3～4 hours, after dropwising, insulation reaction 0.5～1 hour;
(6), cooling down for the second time, when cooling the temperature to 50 ℃, cooling standby;
(7), mix, add 6～8 parts of the fillers of weight part to reactor, stirred 2 hours under 50 ℃;
(8), cooling down for the third time, cool, blowing;
(9), the packing, get final product to get packaged finished product.
2. tackiness agent production method according to claim 1, is characterized in that, described emulsifying agent is TX-10.
3. tackiness agent production method according to claim 1, is characterized in that, described stablizer is dibutyl phthalate.
4. tackiness agent production method according to claim 1, is characterized in that, described initiator is ammonium persulfate aqueous solution.
5. tackiness agent production method according to claim 1, is characterized in that, described filler is light calcium carbonate, talcum powder or titanium dioxide.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101031248A CN103131353A (en) | 2013-03-28 | 2013-03-28 | Method for producing adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101031248A CN103131353A (en) | 2013-03-28 | 2013-03-28 | Method for producing adhesive |
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|---|---|
| CN103131353A true CN103131353A (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101031248A Pending CN103131353A (en) | 2013-03-28 | 2013-03-28 | Method for producing adhesive |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104087212A (en) * | 2014-06-20 | 2014-10-08 | 蚌埠市光华金属制品有限公司 | Preparation method of novel latex adhesive |
| CN105238304A (en) * | 2015-11-14 | 2016-01-13 | 际华三五一五皮革皮鞋有限公司 | Novel latex for upper and preparation method of novel latex |
| CN106281130A (en) * | 2015-05-21 | 2017-01-04 | 山东彬伟装饰材料有限公司 | A kind of xerography glue preparation method for picture frame |
| CN113185937A (en) * | 2021-03-26 | 2021-07-30 | 湖南浩森胶业有限公司 | Preparation method and preparation system of adhesive |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032352A (en) * | 1987-10-09 | 1989-04-12 | 肖绪汉 | White emulsion binder and preparation method thereof |
| CN1089292A (en) * | 1993-01-04 | 1994-07-13 | 郭静峰 | The manufacture method of white glue with vinyl |
| CN1168913A (en) * | 1997-03-16 | 1997-12-31 | 熊临卿 | Milky white adhesive |
| JP2001107006A (en) * | 1999-10-12 | 2001-04-17 | Aica Kogyo Co Ltd | Aqueous adhesive |
| CN101760157A (en) * | 2008-10-16 | 2010-06-30 | 张起明 | White latex capable of resisting low temperature |
-
2013
- 2013-03-28 CN CN2013101031248A patent/CN103131353A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1032352A (en) * | 1987-10-09 | 1989-04-12 | 肖绪汉 | White emulsion binder and preparation method thereof |
| CN1089292A (en) * | 1993-01-04 | 1994-07-13 | 郭静峰 | The manufacture method of white glue with vinyl |
| CN1168913A (en) * | 1997-03-16 | 1997-12-31 | 熊临卿 | Milky white adhesive |
| JP2001107006A (en) * | 1999-10-12 | 2001-04-17 | Aica Kogyo Co Ltd | Aqueous adhesive |
| CN101760157A (en) * | 2008-10-16 | 2010-06-30 | 张起明 | White latex capable of resisting low temperature |
Non-Patent Citations (2)
| Title |
|---|
| 刘丹凤，武玉民: ""耐寒白乳胶的研究"", 《山东轻工业学院学报》 * |
| 黄宪章等: ""改性白乳胶生产工艺"", 《中小企业科技》 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104087212A (en) * | 2014-06-20 | 2014-10-08 | 蚌埠市光华金属制品有限公司 | Preparation method of novel latex adhesive |
| CN106281130A (en) * | 2015-05-21 | 2017-01-04 | 山东彬伟装饰材料有限公司 | A kind of xerography glue preparation method for picture frame |
| CN105238304A (en) * | 2015-11-14 | 2016-01-13 | 际华三五一五皮革皮鞋有限公司 | Novel latex for upper and preparation method of novel latex |
| CN113185937A (en) * | 2021-03-26 | 2021-07-30 | 湖南浩森胶业有限公司 | Preparation method and preparation system of adhesive |
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Application publication date: 20130605 |