CN1087364A - Hot melt adhesive - Google Patents
Hot melt adhesive Download PDFInfo
- Publication number
- CN1087364A CN1087364A CN 92113220 CN92113220A CN1087364A CN 1087364 A CN1087364 A CN 1087364A CN 92113220 CN92113220 CN 92113220 CN 92113220 A CN92113220 A CN 92113220A CN 1087364 A CN1087364 A CN 1087364A
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- China
- Prior art keywords
- melt adhesive
- hot melt
- eva
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- polyethers
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Abstract
The present invention relates to a kind of quick mounting material-hot melt adhesive, is by modified EVA, EVA, tackifying resin, oxidation inhibitor, solvent composition.In order to improve flexibility of hot-melt adhesive, add modified EVA, be with EVA saponification in alkaline medium, with the polyethers section condensation of introducing active end group, the polyethers section must be the polyethers section such as the HO-(CH of meropodium repeating unit then
2-CH
2-CH
2-CH
2-O-)
nStructure, also add halogenated polyolefin in the composition, purpose is to widen bonding scope.
Hot melt adhesive flexility of the present invention is good, and the painting and calligraphy softness of mounting is smooth, and the shelf lives is long, and is indeformable, and resistance to deterioration is good, can make paper, thin silk fabric, thin,tough silk, cloth, fiber and other material mortise, is not subjected to water and environmental influence.During coating, oven dry is fast, easily conjunctiva.
Description
The present invention relates to a kind of quick mounting material-hot melt adhesive.
At present the mount a picture present situation of industry of China is manual mounting a picture, and undertaken by following technology basically: the swabbing pastes → holder picture heart → holder thin satin → back of the body → swabbing paste → upward wall → waxing is rolled flat again.Having mounted a width of cloth works needs seven days at least, even the longer time.This is because will hold in the palm the picture heart earlier when mounting a picture, and its objective is that the fiber and the fold that make rice paper flatten, and the time is about one day, stretch tight on the wall and take off after flat, go up thin satin and multiple backing paper again, brush paste again one time, last wall stretched tight 5～6 days, loaded onto universe rod after taking off, and waxing is rolled flat again.There is following defective in this technology:
1, affected by environment big.If the humidity of environment is improper, such as situation such as run into wet weather, blow, will influences the flattening of the picture heart and double-deck bonding, and prolong the time of the wall that stretches tight, thereby increase the whole time of mounting a picture.
2, the picture of mounting with traditional technology of mounting a picture, very flat at that time, can will find after a while to have hung picture injustice on the wall, be commonly called as and " stuck up ", not hang and roll up the volume seal youngster that the picture of putting also can go out a lot of on the wall always.This phenomenon is owing to the influence of airborne moisture content to tackiness agent (paste) causes.These shortcomings are that traditional technology is insurmountable.Japan is on the basis of introducing the Chinese technology of mounting a picture in recent years, done bold innovation by means of high-tech, work out the novel process of mounting a picture fast, mount a picture machine earlier to drawing heart water spray by hydraulic pressure when mounting a picture, place it in then on the thermocompressor, water spray, hot pressing flatten, and prepare curium bar and thin satin again, according to required mounting form the picture heart, curium bar, thin satin, gummed paper are overlayed on the thermocompressor, a pressure gets final product.Only need about 10 minutes before and after mounting width of cloth picture, and quality is good, the time is short, and technology is simple.
Be not difficult to find out that improve the traditional technology level, key is tackiness agent, it not only can simplify technology, also can shorten the time of mounting a picture, and improves mounting quality.Clear 59-159451 of Japanese Patent and Chinese patent CN1050208 disclose a kind of matrix material hot melt adhesive, main raw material is EVA, and is aided with other auxiliary agents, and this product snappiness and thermal stability are not ideal enough, the mounting painting and calligraphy prolonged preservation will be out of shape, and is not suitable for the bonding of relative broad range material.
The objective of the invention is to overcome the mount a picture deficiency of technology of tradition, a kind of quick mounting material-hot melt adhesive is provided, replace and use paste, thereby improved mounting quality greatly, shortened the mounting time as the tradition of the binding agent technology of mounting a picture.Another purpose of the present invention is to improve existing flexibility of hot-melt adhesive, improves the quality of products.Last purpose of the present invention is to widen the use range of hot melt adhesive, all has excellent adhesion performance for paper, thin silk fabric, fiber, plastic or other material.
Realize that technical scheme of the present invention is:
One, EVA modified technique
1, saponification reaction: after the EVA resin dissolves, add alkaline saponifying agent, pH value is 7.5～10.5, is heated to 70～100 ℃, refluxes, and stirs 2～4 hours, and after reacting completely, saponification deg is 4～20%.
2, introduce the polyethers section of active end group, introduce the polyethers section of active end group on the basis of saponification EVA, molecular weight is 2000～5000, and the polyethers section that this polyethers section must be the meropodium repeating unit is as HO-(CH
2-CH
2-CH
2-CH
2-O-) the structure of n can be low-molecular-weight polytetrahydrofuran, terminal hydroxy group oleic acid ester, polyethers any, utilize the EVA-OH group after big active end group and the saponification to carry out condensation reaction, they are incorporated on the EVA main chain after the saponification.After saponification EVA and polyethers section prepare in proportion, be heated to 70～100 ℃, reacted 2～5 hours, introduce the ratio 5～50% of polyethers section.
Two, widen bonding scope:
Add the halogenated polyolefin class, molecular weight is 5000～20000, and addition is 2～10 parts (Wt).As the chlorinatedpolyethylene molecular weight is 15000, can increase the cohesive strength to plastics, regenerated fiber and natural fiber like this, but need not improve hot melting temperature.
Three, hot melt adhesive consists of (Wt):
50 parts of EVA
50 parts of modified EVAs
2～10 parts of halogenated polyolefin classes
3～20 parts of tackifying resins
1～10 part of antiaging agent
1～3 part of camphor
200～1000 parts of solvents
In the above-mentioned composition, EVA is that melting index is 5～35, and vinyl acetate between to for plastic is 5～35%; Halogenated polyolefin can be chlorinatedpolyethylene, Chlorinated Polypropylene III any; Tackifying resin can be one or both in terpine resin and derivative thereof, petroleum hydrocarbon resin, the rosin derivative, and antiaging agent can be any in antioxidant 1010, antioxidant 4010NA, the anti-aging agent 4030; Solvent can be any in toluene, ethyl acetate, butylacetate, the pimelinketone.
Four, preparation technology:
Add solvent and put into reactor after EVA that modification is handled and EVA and halogenated polyolefin, oxidation inhibitor, camphor are mixed in proportion above-mentioned, temperature is controlled at 70～100 ℃, stirs 2～4 hours, and after reacting completely, the drying purification gets final product.
The present invention adopts novel mounting material to carry out the mechanize mounting.Concrete steps are that a kind of hot melt adhesive of the present invention of coating is combined with each other the picture heart, curium bar, world thin silk fabric on mulberry paper then with thermocompressor earlier, compare with traditional paste binding agent, and technology involved in the present invention has following advantage:
1, not sticking under the hot melt adhesive normal temperature, under the situation of heating, have binding property, solidify rapidly during cooling, and the tool thermal reversibility, establish basic substance for realizing the quick mounting technology of mechanize.
2, hot melt adhesive is water insoluble, is not subjected to the influence of environment, can not change under the environment of wind, Exposure to Sunlight and humidity, therefore, draws and can " not stick up ".
3, hot melt adhesive has very strong binding property to natural fibers such as paper, thin silk fabric, thin,tough silk and synthon, so, mount a picture with it, can the material of mounting a picture be selected widely, and also also very compatible to the storage of traditional Chinese Painting.
4, can take off easily the picture of mounting and mount.
5, the mounting of drawing for long paper, this technology has advantageous advantage, fast and interface few, a width of cloth is drawn shortened to 15 minutes by traditional 7～10 days.
Embodiment:
1, modified EVA preparation:
Take by weighing EVA(18/28) 100 grams, NaOH 8 grams are mixed with 40% aqueous solution, and toluene 500 grams are put into the 1000ml there-necked flask, heated and stirred, 70 ℃ of temperature, the stopped reaction after 3 hours that refluxes separates water outlet and takes out 500 grams, put into the there-necked flask of 1000ml, drip acid polytetrahydrofuran (molecular weight 5000) 65 grams under heated and stirred, be heated to 75 ℃, refluxing to purify in 3 hours to dry to handle is modified EVA.
2, hot melt adhesive preparation:
Take by weighing modified EVA 50 grams respectively, EVA(18/28) 50 grams, rosin (70 ℃ of fusing points) 5 grams, paraffin (70 ℃ of fusing points) 5 grams, terpine resin 2 grams, antioxidant 1010 1 gram, chlorinatedpolyethylene 3 grams, camphor 3 grams are put into the 1000ml there-necked flask, add the 500ml toluene solvant, mix and be heated to 70 ℃, refluxing after 3 hours is stopped reaction, and then, drying cleaning is handled and is finished product-hot melt adhesive.
Claims (6)
1, a kind of quick mounting material hot melt adhesive is by modified EVA, EVA, tackifying resin, antiaging agent, solvent composition.It is characterized in that modified EVA is with after the EVA resin dissolves, add alkaline saponifying agent, pH value is 7.5～10.5, be heated to 70～100 ℃, reflux, stirred 2～4 hours, saponification deg is 4～20%, and the EVA after saponification carries out condensation reaction with the polyethers section (molecular weight is 1000～5000) of introducing active end group, ratio is 5～50% (Wt%), and this hot melt adhesive consists of (Wt):
50 parts of EVA
50 parts of modified EVAs
2～10 parts of halogenated polyolefin classes
3～20 parts of tackifying resins
1～10 part of antiaging agent
1～3 part of camphor
200～1000 parts of solvents
Above-mentioned hot melt adhesive composition prepares in proportion, is heated to 70～100 ℃, stirs 2～4 hours, can be coated with, and coating temperature is 70～100 ℃.
2, hot melt adhesive according to claim 1, the polyethers section that it is characterized in that introducing active end group must be the polyethers section of meropodium repeating unit, as HO-(CH
2-CH
2-CH
2-CH
2-O-) the structure of n, can be polytetrahydrofuran, polyethers, terminal hydroxy group oleic acid ester any, its setting-up point is 70～100 ℃, 2～5 hours time.
3, hot melt adhesive according to claim 1 is characterized in that described halogenated polyolefin quasi-molecule amount is 5000～20000, and amount of filling is 2～10 parts, can be chlorinatedpolyethylene, Chlorinated Polypropylene III any.
4, hot melt adhesive according to claim 1 is characterized in that described tackifying resin can be petroleum hydrocarbon resin, terpine resin and derivative thereof, one or both in the rosin derivative.
5, hot melt adhesive according to claim 1 is characterized in that described antiaging agent can be antioxidant 1010, antioxidant 4010NA, anti-aging agent 4030 any and sanitas-camphor.
6, hot melt adhesive according to claim 1, it is characterized in that described solvent can be toluene, butylacetate, ethyl acetate, pimelinketone any.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92113220A CN1036600C (en) | 1992-11-25 | 1992-11-25 | Hot-melt adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN92113220A CN1036600C (en) | 1992-11-25 | 1992-11-25 | Hot-melt adhesive |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1087364A true CN1087364A (en) | 1994-06-01 |
| CN1036600C CN1036600C (en) | 1997-12-03 |
Family
ID=4946303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN92113220A Expired - Fee Related CN1036600C (en) | 1992-11-25 | 1992-11-25 | Hot-melt adhesive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1036600C (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100513504C (en) * | 2005-05-27 | 2009-07-15 | 庄廷生 | Double-side hot-melt adhesive film and process for making same |
| CN101914355A (en) * | 2010-08-10 | 2010-12-15 | 浙江诚信包装材料有限公司 | Positioning adhesive for thermal contractive label |
| CN102134821A (en) * | 2010-12-31 | 2011-07-27 | 刘景阳 | Hot-pressed mounting paper capable of being lifted off and re-mounted with water and manufacturing method thereof |
| CN101717610B (en) * | 2009-12-17 | 2011-09-07 | 钱建峰 | Hot melt adhesive |
| CN103613919A (en) * | 2013-11-20 | 2014-03-05 | 南京诚盟机械有限公司 | Shoe material hot-melt adhesive sheet and production process and equipment thereof |
| CN104119807A (en) * | 2014-06-26 | 2014-10-29 | 安徽图强文具股份有限公司 | Special hot melt adhesive containing various fibers for notebook gluing |
| CN104449521A (en) * | 2014-12-23 | 2015-03-25 | 中国科学院长春应用化学研究所 | Hot melt adhesive composition and preparation method thereof |
| CN104497916A (en) * | 2014-12-15 | 2015-04-08 | 湖州天强绫绢工艺品有限公司 | Ghatpot silk handicraft picture mounting process, EVA (ethylene-vinyl acetate copolymer) hot melt adhesive and modified rosin resin |
| TWI583758B (en) * | 2015-10-08 | 2017-05-21 | 大東樹脂化學股份有限公司 | Adhesive film composition and uses thereof |
| CN107663783A (en) * | 2017-09-19 | 2018-02-06 | 江苏和和新材料股份有限公司 | A kind of non-woven fabrics of coating hot-melt adhesive and the hot glue technique of the non-woven fabrics |
| CN107779129A (en) * | 2017-10-27 | 2018-03-09 | 六安市九十里山水画廊有限公司 | Gallery mounting glue |
| CN110157250A (en) * | 2019-05-20 | 2019-08-23 | 广东艺都科技股份有限公司 | Aqueous Low Temperature Thermal mounting coating and preparation method thereof |
| CN111439062A (en) * | 2020-04-07 | 2020-07-24 | 柳迹恒 | New mounting process flow for old wood carving |
| CN116355557A (en) * | 2023-03-16 | 2023-06-30 | 广东壹诺科技股份有限公司 | Low-temperature hot melt adhesive and preparation method thereof |
| US11708470B2 (en) * | 2016-12-21 | 2023-07-25 | Ppg Industries Ohio, Inc. | Plastic substrate adhesion promoter with random copolymer |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54159451A (en) * | 1978-06-02 | 1979-12-17 | Norfin | Adhesive composition and bonding method |
| SU979480A1 (en) * | 1981-05-27 | 1982-12-07 | Ленинградское Производственно-Техническое Объединение "Печатный Двор" Им.А.М.Горького | Adhesive melt |
| US4358557A (en) * | 1982-03-08 | 1982-11-09 | Eastman Kodak Company | Four component hot-melt adhesives |
| SU1240777A1 (en) * | 1984-10-31 | 1986-06-30 | Центральный научно-исследовательский институт кожевенно-обувной промышленности | Adhesive melt |
-
1992
- 1992-11-25 CN CN92113220A patent/CN1036600C/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100513504C (en) * | 2005-05-27 | 2009-07-15 | 庄廷生 | Double-side hot-melt adhesive film and process for making same |
| CN101717610B (en) * | 2009-12-17 | 2011-09-07 | 钱建峰 | Hot melt adhesive |
| CN101914355A (en) * | 2010-08-10 | 2010-12-15 | 浙江诚信包装材料有限公司 | Positioning adhesive for thermal contractive label |
| CN102134821A (en) * | 2010-12-31 | 2011-07-27 | 刘景阳 | Hot-pressed mounting paper capable of being lifted off and re-mounted with water and manufacturing method thereof |
| CN102134821B (en) * | 2010-12-31 | 2014-02-19 | 刘景阳 | Hot-pressed mounting paper capable of being lifted off and re-mounted with water and manufacturing method thereof |
| CN103613919B (en) * | 2013-11-20 | 2015-06-17 | 江苏诚盟装备股份有限公司 | Shoe material hot-melt adhesive sheet and production process and equipment thereof |
| CN103613919A (en) * | 2013-11-20 | 2014-03-05 | 南京诚盟机械有限公司 | Shoe material hot-melt adhesive sheet and production process and equipment thereof |
| CN104119807B (en) * | 2014-06-26 | 2016-03-02 | 安徽图强文具股份有限公司 | A kind of gluing hot melt adhesive special of notebook of the gluing hot melt adhesive special of notebook containing multiple fiber |
| CN104119807A (en) * | 2014-06-26 | 2014-10-29 | 安徽图强文具股份有限公司 | Special hot melt adhesive containing various fibers for notebook gluing |
| CN104497916B (en) * | 2014-12-15 | 2016-06-08 | 湖州天强绫绢工艺品有限公司 | Thin silk fabric thin,tough silk handicraft picture mounting process, EVA hot-melt adhesive and modified rosin resin |
| CN104497916A (en) * | 2014-12-15 | 2015-04-08 | 湖州天强绫绢工艺品有限公司 | Ghatpot silk handicraft picture mounting process, EVA (ethylene-vinyl acetate copolymer) hot melt adhesive and modified rosin resin |
| CN104449521A (en) * | 2014-12-23 | 2015-03-25 | 中国科学院长春应用化学研究所 | Hot melt adhesive composition and preparation method thereof |
| TWI583758B (en) * | 2015-10-08 | 2017-05-21 | 大東樹脂化學股份有限公司 | Adhesive film composition and uses thereof |
| US11708470B2 (en) * | 2016-12-21 | 2023-07-25 | Ppg Industries Ohio, Inc. | Plastic substrate adhesion promoter with random copolymer |
| CN107663783A (en) * | 2017-09-19 | 2018-02-06 | 江苏和和新材料股份有限公司 | A kind of non-woven fabrics of coating hot-melt adhesive and the hot glue technique of the non-woven fabrics |
| CN107779129A (en) * | 2017-10-27 | 2018-03-09 | 六安市九十里山水画廊有限公司 | Gallery mounting glue |
| CN110157250B (en) * | 2019-05-20 | 2021-07-13 | 广东艺都科技有限公司 | Water-based low-temperature hot mounting coating and preparation method thereof |
| CN110157250A (en) * | 2019-05-20 | 2019-08-23 | 广东艺都科技股份有限公司 | Aqueous Low Temperature Thermal mounting coating and preparation method thereof |
| CN111439062A (en) * | 2020-04-07 | 2020-07-24 | 柳迹恒 | New mounting process flow for old wood carving |
| CN116355557A (en) * | 2023-03-16 | 2023-06-30 | 广东壹诺科技股份有限公司 | Low-temperature hot melt adhesive and preparation method thereof |
| CN116355557B (en) * | 2023-03-16 | 2024-01-26 | 广东壹诺科技股份有限公司 | Low-temperature hot melt adhesive and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1036600C (en) | 1997-12-03 |
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