WO2018076413A1 - 一种用于玻璃、金属及塑料模内注射粘接的胶粘剂 - Google Patents
一种用于玻璃、金属及塑料模内注射粘接的胶粘剂 Download PDFInfo
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- WO2018076413A1 WO2018076413A1 PCT/CN2016/105974 CN2016105974W WO2018076413A1 WO 2018076413 A1 WO2018076413 A1 WO 2018076413A1 CN 2016105974 W CN2016105974 W CN 2016105974W WO 2018076413 A1 WO2018076413 A1 WO 2018076413A1
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J175/00—Adhesives based on polyureas or polyurethanes; Adhesives based on derivatives of such polymers
- C09J175/04—Polyurethanes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/06—Non-macromolecular additives organic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/08—Stabilised against heat, light or radiation or oxydation
Definitions
- the invention relates to the technical field of adhesive preparation, in particular to an adhesive for in-mold injection bonding of glass, metal and plastic.
- Adhesive refers to the technology of connecting the surface of homogenous or heterogeneous objects with adhesive. It has the characteristics of continuous stress distribution, light weight, or sealing, and most of the process temperature is low. The bonding is especially suitable for different materials, different thicknesses and super. Thin gauge and complex component connections. Glue is the fastest growing in the near generation, the application industry is extremely wide, and it has a major impact on the advancement of high-tech science and technology and the improvement of people's daily life. Therefore, it is very important to research, develop and produce various types of adhesives. At present, for glass, metal and plastic products.
- connection is mainly realized by two forms: (1) processing the glass, metal and plastic products that meet the design requirements, and then connecting the glass, metal and plastic products by mechanical method or conventional adhesive; (2) processing is completed
- the glass and metal are treated by micropores, and the microporous treated glass and metal are placed in a mold to be injected into a plastic injection molding.
- the bonding in the prior art has certain disadvantages: the first connection has the disadvantages: The processing precision of glass, metal and plastic products is high. The plastic products are easily deformed after injection molding, and it is difficult to achieve precise connection.
- the disadvantage of the second connection method is that the microporous treatment is mainly chemical solvent, which is polluting to workers and the environment. Therefore, further improvements are needed.
- the technical problem to be solved by the present invention is to provide an adhesive for glass, metal and plastic in-mold injection bonding which is strong in adhesion and used in a high temperature environment in view of the above-mentioned deficiencies of the prior art.
- the invention provides an adhesive for in-mold injection bonding of glass, metal and plastic, the components and the weight percentage of the raw materials are:
- weight percentage of its components and raw materials is:
- weight percentage of its components and raw materials is:
- the invention provides an adhesive for in-mold injection bonding of glass, metal and plastic, which has strong adhesive force, strong corrosion resistance and high temperature resistance, and has good moldability and can be combined with automation.
- Gluing equipment, and the adhesive has the characteristics of green environmental protection and long service life, which can meet the requirements of industrial mass production, improve production efficiency and product quality.
- the embodiment provides an adhesive for in-mold injection bonding of glass, metal and plastic, and the components and the weight percentage of the raw materials are: aliphatic polyurethane 15%, E-44 epoxy resin 10%, acetic acid 0.5%, go Ionic water 64.5%, acetone 3%, N-methylpyrrolidone 6% and ethylenediamine 1%.
- the components were accurately weighed into various raw materials according to the formulation ratio, and the pH and viscosity during the test were charged according to the set production process.
- the viscosity of the adhesive prepared in the present example was 3000 (cps).
- the embodiment provides an adhesive for in-mold injection bonding of glass, metal and plastic, which can be applied to the joints of processed glass and metal by spraying, brushing or the like during use, in this embodiment
- the adhesive layer coated on glass and metal is baked at 80 ° C for 40 minutes
- the adhesive layer is initially cured without sticking to the hand, and has strong adhesion to glass and metal.
- the initial cured adhesive layer can be molded at 280 ° C.
- the second reaction curing is rapidly performed at the inner injection temperature, and the adhesive layer after the preliminary curing does not affect the bonding strength of the in-mold injection within 7 days before the high-temperature in-mold injection, and the adhesive has strong solvent corrosion resistance.
- the metal-injected (PC+40% glass fiber) shear strength is 16 MPa
- the glass-injected (PC+40% glass fiber) shear strength is 20 MPa.
- the embodiment provides an adhesive for in-mold injection bonding of glass, metal and plastic, the components thereof And the weight percentage of the raw materials are: aliphatic polyurethane 18%, E-44 epoxy resin 12%, acetic acid 1%, deionized water 58.5%, acetone 3%, N-methylpyrrolidone 6%, ethylenediamine 1%.
- the components were accurately weighed into various raw materials according to the formulation ratio, and the pH and viscosity during the test were charged according to the set production process.
- the viscosity of the adhesive prepared in the present example was 3500 (cps).
- the embodiment provides an adhesive for in-mold injection bonding of glass, metal and plastic, which can be applied to the joints of processed glass and metal by spraying, brushing or the like during use, in this embodiment
- the adhesive layer coated on glass and metal is baked at 80 ° C for 40 minutes
- the adhesive layer is initially cured without sticking to the hand, and has strong adhesion to glass and metal.
- the initial cured adhesive layer can be molded at 280 ° C.
- the second reaction curing is rapidly performed at the inner injection temperature, and the adhesive layer after the preliminary curing does not affect the bonding strength of the in-mold injection within 7 days before the high-temperature in-mold injection, and the adhesive has strong solvent corrosion resistance.
- the shear strength of the metal injection was 15 MPa
- the shear strength of the glass injection (PC + 40% glass fiber) was 23 MPa.
- the embodiment provides an adhesive for in-mold injection bonding of glass, metal and plastic, and the components and the weight percentage of the raw materials are: aliphatic polyurethane 18%, E-44 epoxy resin 11%, acetic acid 1%, go Ionized water 60%, acetone 3%, N-methylpyrrolidone 6%, ethylenediamine 1%.
- the viscosity of the adhesive prepared in the present example was 3300 (cps).
- the embodiment provides an adhesive for in-mold injection bonding of glass, metal and plastic, which can be applied to the joints of processed glass and metal by spraying, brushing or the like during use, in this embodiment
- the adhesive layer coated on glass and metal is baked at 80 ° C for 40 minutes
- the adhesive layer is initially cured without sticking to the hand, and has strong adhesion to glass and metal.
- the initial cured adhesive layer can be molded at 280 ° C.
- the second reaction curing is rapidly performed at the inner injection temperature, and the adhesive layer after the preliminary curing does not affect the bonding strength of the in-mold injection within 7 days before the high-temperature in-mold injection, and the adhesive has strong solvent corrosion resistance.
- the metal-injected (PC+40% glass fiber) shear strength is 16 MPa
- the glass-injected (PC+40% glass fiber) shear strength is 22 MPa.
- the invention provides an adhesive for in-mold injection bonding of glass, metal and plastic, which has strong adhesive force, strong corrosion resistance and high temperature resistance, and has good moldability and can cooperate with the product.
- Automated rubber coating equipment, and the adhesive has the characteristics of green environmental protection and long service life, which can meet the requirements of industrial mass production, improve production efficiency and product quality.
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Abstract
本发明提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,其组分及原料重量百分比为:脂肪族聚氨酯15~18%、E-44环氧树脂10~12%、醋酸0.5~1%、去离子水58.5~64.5%、丙酮0~6%、N-甲基吡咯烷酮0~10%、乙二胺1~1.5%,本发明提供的一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,具有极强的粘接力、极强的耐腐蚀性和耐高温等性能,产品的成型性好,可以配合自动化涂胶设备,而且该胶粘剂具有绿色环保、使用寿命长等特点,能满足工业化大批量生产要求,提高生产效率及产品质量。
Description
本发明涉及胶黏剂制备技术领域,具体涉及一种用于玻璃、金属及塑料模内注射粘接的胶粘剂。
胶黏剂是指同质或异质物体表面用胶粘剂连接在一起的技术,具有应力分布连续,重量轻,或密封,多数工艺温度低等特点,胶接特别适用于不同材质、不同厚度、超薄规格和复杂构件的连接。胶接近代发展最快,应用行业极广,并对高新科学技术进步和人民日常生活改善有重大影响,因此,研究、开发和生产各类胶粘剂十分重要,目前,对于玻璃、金属与塑料制品要形成连接主要通过两种形式实现:(1)先加工出满足设计要求的玻璃、金属、塑料制品,再用机械法或常规胶粘剂把玻璃、金属与塑料制品连接起来;(2)给加工好的玻璃、金属做微孔处理,再把微孔处理后的玻璃、金属放入模具内注射塑料粘接成型,然而现有技术中的粘接存在一定的不足:第一种连接方式存在的缺点:对玻璃、金属、塑料制品的加工精度要求高,塑料制品在注射成型后容易变形,不易实现精准连接;第二种连接方式存在的缺点:微孔处理主要为化学溶剂,对工人及环境污染大,因此有待进一步的改进。
发明内容
本发明所要解决的技术问题是针对上述现有技术的不足而提供一种粘接力强、使用于高温环境下使用的用于玻璃、金属及塑料模内注射粘接的胶粘剂。
本发明为解决上述问题所采用的技术方案为:
本发明提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,其组分及原料重量百分比为:
进一步地,其组分及原料重量百分比为:
进一步地,其组分及原料重量百分比为:
本发明的有益效果在于:
本发明提供的一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,具有极强的粘接力、极强的耐腐蚀性和耐高温等性能,产品的成型性好,可以配合自动化涂胶设备,而且该胶粘剂具有绿色环保、使用寿命长等特点,能满足工业化大批量生产要求,提高生产效率及产品质量。
下面结合附图具体阐明本发明的实施方式,这些实施例的给出仅仅是为了说明的目的,并不能理解为对本发明的限定,包括附图仅供参考和说明使用,不构成对本发明专利保护范围的限制,因为在不脱离本发明的精神和范围的基础上,可以对本发明进行许多改变。
实施例1
本实施例提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,其组分及原料重量百分比为:脂肪族聚氨酯15%、E-44环氧树脂10%、醋酸0.5%、去离子水64.5%、丙酮3%、N-甲基吡咯烷酮6%和乙二胺1%。
将各组分按配方比例准确称取各种原料,按设定好的生产工艺投料,检测过程中的PH值及粘度,本实施例中所制备的胶黏剂粘度为3000(cps)。
本实施例提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,使用过程中可以采用喷涂、刷涂等方式涂布于加工好的玻璃、金属的连接部位上,本实施例中,涂布于玻璃、金属上的胶层在80℃烘烤40分钟后,胶层初步固化不粘手,并与玻璃、金属的附着力强,初步固化后的胶层能在280℃的模内注射温度下快速进行第二次反应固化,初步固化后的胶层在高温模内注射前,7天内不影响模内注射的粘接强度而且该胶粘剂有较强的耐溶剂腐蚀性,本实施例中,金属上注射(PC+40%玻纤料)剪切强度为16MPa,玻璃上注射(PC+40%玻纤料)剪切强度为20MPa。
实施例2
本实施例提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,其组分
及原料重量百分比为:脂肪族聚氨酯18%、E-44环氧树脂12%、醋酸1%、去离子水58.5%、丙酮3%、N-甲基吡咯烷酮6%、乙二胺1%。
将各组分按配方比例准确称取各种原料,按设定好的生产工艺投料,检测过程中的PH值及粘度,本实施例中所制备的胶黏剂粘度为3500(cps)。
本实施例提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,使用过程中可以采用喷涂、刷涂等方式涂布于加工好的玻璃、金属的连接部位上,本实施例中,涂布于玻璃、金属上的胶层在80℃烘烤40分钟后,胶层初步固化不粘手,并与玻璃、金属的附着力强,初步固化后的胶层能在280℃的模内注射温度下快速进行第二次反应固化,初步固化后的胶层在高温模内注射前,7天内不影响模内注射的粘接强度而且该胶粘剂有较强的耐溶剂腐蚀性,本实施例中,金属上注射(PC+40%玻纤料)剪切强度为15MPa,玻璃上注射(PC+40%玻纤料)剪切强度为23MPa。
实施例3
本实施例提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,其组分及原料重量百分比为:脂肪族聚氨酯18%、E-44环氧树脂11%、醋酸1%、去离子水60%、丙酮3%、N-甲基吡咯烷酮6%、乙二胺1%。
将各组分按配方比例准确称取各种原料,按设定好的生产工艺投料,检测过程中的PH值及粘度,本实施例中所制备的胶黏剂粘度为3300(cps)。
本实施例提供一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,使用过程中可以采用喷涂、刷涂等方式涂布于加工好的玻璃、金属的连接部位上,本实施例中,涂布于玻璃、金属上的胶层在80℃烘烤40分钟后,胶层初步固化不粘手,并与玻璃、金属的附着力强,初步固化后的胶层能在280℃的模内注射温度下快速进行第二次反应固化,初步固化后的胶层在高温模内注射前,7天内不影响模内注射的粘接强度而且该胶粘剂有较强的耐溶剂腐蚀性,本实施例中,金属上注射(PC+40%玻纤料)剪切强度为16MPa,玻璃上注射(PC+40%玻纤料)剪切强度为22MPa。
本发明所提供的一种用于玻璃、金属及塑料模内注射粘接的胶粘剂,具有极强的粘接力、极强的耐腐蚀性和耐高温等性能,产品的成型性好,可以配合自动化涂胶设备,而且该胶粘剂具有绿色环保、使用寿命长等特点,能满足工业化大批量生产要求,提高生产效率及产品质量。
上述实施例为本发明较佳的实施方式,但本发明的实施方式并不受上述实施例的限制,其他的任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化,均应为等效的置换方式,都包含在本发明的保护范围之内。
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Citations (3)
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JPS56135052A (en) * | 1980-03-26 | 1981-10-22 | Kurashiki Kako Kk | Manufacture of metal-rubber composite |
CN101003715A (zh) * | 2007-01-05 | 2007-07-25 | 华南理工大学 | 一种改性水性聚氨酯胶粘剂的制备方法 |
CN102181042A (zh) * | 2011-04-06 | 2011-09-14 | 无锡贝拉克新材料科技有限公司 | 一种环氧树脂固化剂的制备方法 |
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JPH0912996A (ja) * | 1995-07-04 | 1997-01-14 | Mitsubishi Heavy Ind Ltd | 水分散型ウレタン変性エポキシ接着剤及びその製造方法 |
DE102006025745A1 (de) * | 2006-05-31 | 2007-12-06 | Rehau Ag + Co. | Metall-Kunststoff-Hybrid-Ölwanne |
CN102285017B (zh) * | 2011-08-30 | 2014-08-06 | 东莞劲胜精密组件股份有限公司 | 碳纤维外壳的制造方法 |
KR20160140575A (ko) * | 2014-03-31 | 2016-12-07 | 아라까와 가가꾸 고교 가부시끼가이샤 | 프린트 배선판용 접착제 조성물, 적층판 및 플렉시블 프린트 배선판 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JPS56135052A (en) * | 1980-03-26 | 1981-10-22 | Kurashiki Kako Kk | Manufacture of metal-rubber composite |
CN101003715A (zh) * | 2007-01-05 | 2007-07-25 | 华南理工大学 | 一种改性水性聚氨酯胶粘剂的制备方法 |
CN102181042A (zh) * | 2011-04-06 | 2011-09-14 | 无锡贝拉克新材料科技有限公司 | 一种环氧树脂固化剂的制备方法 |
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