CN114149763A - 一种耐电解液电容器用胶带及其制备方法 - Google Patents
一种耐电解液电容器用胶带及其制备方法 Download PDFInfo
- Publication number
- CN114149763A CN114149763A CN202111434091.6A CN202111434091A CN114149763A CN 114149763 A CN114149763 A CN 114149763A CN 202111434091 A CN202111434091 A CN 202111434091A CN 114149763 A CN114149763 A CN 114149763A
- Authority
- CN
- China
- Prior art keywords
- raw material
- electrolyte
- adhesive tape
- ethyl acetate
- capacitor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002390 adhesive tape Substances 0.000 title claims abstract description 80
- 239000003792 electrolyte Substances 0.000 title claims abstract description 78
- 239000003990 capacitor Substances 0.000 title claims abstract description 57
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims abstract description 162
- 239000002994 raw material Substances 0.000 claims abstract description 102
- 239000003999 initiator Substances 0.000 claims abstract description 34
- 239000004734 Polyphenylene sulfide Substances 0.000 claims abstract description 31
- 229920000069 polyphenylene sulfide Polymers 0.000 claims abstract description 31
- 239000010410 layer Substances 0.000 claims abstract description 28
- 229920005989 resin Polymers 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 18
- 239000012790 adhesive layer Substances 0.000 claims abstract description 14
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims abstract description 13
- 239000000178 monomer Substances 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 11
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000000126 substance Substances 0.000 claims abstract description 7
- XWUCFAJNVTZRLE-UHFFFAOYSA-N 7-thiabicyclo[2.2.1]hepta-1,3,5-triene Chemical compound C1=C(S2)C=CC2=C1 XWUCFAJNVTZRLE-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 23
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 23
- 239000011888 foil Substances 0.000 claims description 21
- 238000000576 coating method Methods 0.000 claims description 20
- 238000006243 chemical reaction Methods 0.000 claims description 18
- 239000011248 coating agent Substances 0.000 claims description 18
- 239000000853 adhesive Substances 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 238000010992 reflux Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 238000001816 cooling Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- -1 acrylic ester Chemical class 0.000 claims description 4
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 claims description 3
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 claims description 3
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 125000005395 methacrylic acid group Chemical group 0.000 claims description 3
- 239000012466 permeate Substances 0.000 claims description 3
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 150000003505 terpenes Chemical class 0.000 claims description 3
- 235000007586 terpenes Nutrition 0.000 claims description 3
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 abstract description 4
- 238000002791 soaking Methods 0.000 abstract description 3
- 239000002253 acid Substances 0.000 description 6
- 239000003513 alkali Substances 0.000 description 5
- 239000002585 base Substances 0.000 description 4
- 239000004800 polyvinyl chloride Substances 0.000 description 4
- 239000000047 product Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229920000265 Polyparaphenylene Polymers 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QZPSXPBJTPJTSZ-UHFFFAOYSA-N aqua regia Chemical compound Cl.O[N+]([O-])=O QZPSXPBJTPJTSZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
Images
Classifications
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/30—Adhesives in the form of films or foils characterised by the adhesive composition
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
-
- 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
- C09J11/08—Macromolecular additives
-
- 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
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
- C09J133/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, the oxygen atom being present only as part of the carboxyl radical
- C09J133/062—Copolymers with monomers not covered by C09J133/06
- C09J133/064—Copolymers with monomers not covered by C09J133/06 containing anhydride, COOH or COOM groups, with M being metal or onium-cation
-
- 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
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/22—Plastics; Metallised plastics
- C09J7/25—Plastics; Metallised plastics based on macromolecular compounds obtained otherwise than by reactions involving only carbon-to-carbon unsaturated bonds
-
- 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
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/12—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers
- C09J2301/122—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the arrangement of layers the adhesive layer being present only on one side of the carrier, e.g. single-sided adhesive tape
-
- 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
- C09J2481/00—Presence of sulfur containing polymers
- C09J2481/006—Presence of sulfur containing polymers in the substrate
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Adhesive Tapes (AREA)
Abstract
本发明涉及胶带技术领域,尤其是涉及一种耐电解液电容器用胶带及其制备方法,包括PPS原膜层和涂布在PPS原膜层上的混合胶层,PPS的化学名称为聚苯撑硫或聚对一次苯基硫醚;混合胶层由下述原料按百分比制成:丙烯酸酯33%‑35%、增粘树脂5%‑10%、功能单体1%‑2%、引发剂0.01%‑0.1%、醋酸乙酯55%‑56%和交联剂0.1%‑0.5%;用耐电解液电容器用胶带来包扎电容器芯子,在浸电解液,特别是GBL电解液的制程生产中,耐电解液电容器用胶带将不会翘尾,提高了良品率和效率。
Description
技术领域
本发明涉及胶带技术领域,尤其是涉及一种耐电解液电容器用胶带及其制备方法。
背景技术
随着经济的不断发展,人们对生活水平要求的不断提高,信息技术有着突飞猛进的发展。胶带技术也已经渗入到各行各业,对于5G电子以及面板领域,电子产品电路板的清洗、零件制造过程中的保护、固定、印刷电路板及高温处理遮蔽过程中,大量的玻板、铝板、铜板等板材的表面部位需要进行保护和密封处理,有些要在苛刻的条件下(130℃高温和沸腾酸碱液)进行工艺生产,同时在制造过程完成后所用胶带能轻易的揭取且不能产生静电作用,这需要所用的胶带不受温度、酸碱液和静电的影响。而目前胶带所选用的基材和胶粘剂存在很多问题,现有技术中,常用的保护胶带为聚氯乙烯(简称PVC)电气绝缘胶带,也被称为PVC电工胶带。虽然PVC膜具有较好的韧性、延展性等,但是PVC胶带存在一些缺陷,含有卤素等有害物质,会对环境和人造成一定的危害,同时受热易变型,生产工艺受限;胶粘剂中使用有机硅类时,耐热性好,但是常会伴有掉硅现象,而丙烯酸酯类耐热性一般,耐热氧老化性能差,随温度升高,粘接力逐渐升高,最终剥离难度大,特别是在沸腾的酸碱性溶液中,容易造成边缘渗透,特别是GBL电解液;有些电容器的生产必须要浸GBL电解液,胶带的耐酸碱或耐高温效果不好时很容易翘尾甚至散开,给生产制程带来很大的麻烦,良品率低,也会对铝板、铜板等金属板材的保护造成负面影响;对此,有必要提出一种新的技术方案以解决上述问题。
发明内容
本发明为克服上述情况不足,旨在提供一种能解决上述问题的技术方案。
一种耐电解液电容器用胶带,包括PPS原膜层和涂布在PPS原膜层上的混合胶层,PPS的化学名称为聚苯撑硫或聚对一次苯基硫醚;混合胶层由下述原料按百分比制成:
丙烯酸酯33%-35%、增粘树脂5%-10%、功能单体1%-2%、引发剂0.01%-0.1%、醋酸乙酯55%-56%和交联剂0.1%-0.5%。
优选的,丙烯酸酯为丙烯酸丁酯或甲基丙烯酸甲酯中的一种。
优选的,增粘树脂为工业级萜烯树脂、聚乙烯醇或歧化松香中的一种。
优选的,功能单体为甲基丙烯酸。
一种耐电解液电容器用胶带的制备方法,包括如下步骤:
步骤1,制备混合胶层用原料,混合胶层由下述原料按百分比制成:
丙烯酸酯33%-35%、增粘树脂5%-10%、功能单体1%-2%、引发剂0.01%-0.1%、醋酸乙酯55%-56%和交联剂0.1%-0.5%;将上述原料分为第一原料、第二原料、第三原料、第四原料、第五原料、第六原料和第七原料,第一原料包括丙烯酸酯、功能单体和第一醋酸乙酯,第二原料、第三原料、第四原料和第五原料均包括醋酸乙酯和引发剂,第六原料包括醋酸乙酯,第七原料包括增粘树脂、交联剂和醋酸乙酯;
步骤2,制备混合胶层所需的胶粘剂,
1)依序将第一原料加入至反应釜,并对反应釜进行加热,当加热到60℃时,加入第二原料,并持续加热到88℃,然后保持恒温状态60min;
2)加入第三原料,并在反应釜处于回流状态下持续恒温60min;
3)加入第四原料,并在反应釜处于回流状态下持续恒温60min;
4)加入第五原料,并在反应釜处于回流状态下持续恒温240min;
5)加入第六原料,并对反应釜进行降温,当温度降至45℃以下时加入第七原料,并均匀搅拌,制成胶粘剂;
步骤3,制备耐电解液电容器用胶带,准备PPS原膜层置于涂布机上,在160℃高温环境下,将步骤2中制备好的胶粘剂用涂布机涂布在PPS原膜层上,并且涂布机的涂布速度控制在25M/min;涂布后自然冷却,制成耐电解液电容器用胶带;
步骤4,检测耐电解液电容器用胶带,将耐电解液电容器用胶带贴在铝箔上,然后把贴有耐电解液电容器用胶带的铝箔剪成5-10片胶带铝箔,其尺寸控制在20mm-30mm;把剪好的胶带铝箔放入电解液中,然后一起放入恒温烤箱内,控制温度在85℃,经过24H后,若耐电解液电容器用胶带和铝箔之间没有渗入电解液,即判定该耐电解液电容器用胶带为良品,反之为不良。
优选的,第一原料的醋酸乙酯占总醋酸乙酯的43%-45%,第二原料的醋酸乙酯占总醋酸乙酯的0.1%-1%,第三原料的醋酸乙酯占总醋酸乙酯的1%-4%,第四原料的醋酸乙酯占总醋酸乙酯的1%-4%,第五原料的醋酸乙酯占总醋酸乙酯的1%-4%,第六原料的醋酸乙酯占总醋酸乙酯的40%-45%,第七原料的醋酸乙酯占总醋酸乙酯的3%-9%。
优选的,第二原料的引发剂占总引发剂的20%,第三原料的引发剂占总引发剂的20%,第四原料的引发剂占总引发剂的40%,第五原料的引发剂占总引发剂的20%。
与现有技术相比,本发明的有益效果是:
将混合胶层和PPS原膜层采用涂布工艺制成耐电解液电容器用胶带,通过24H的模拟环境测试,得出该产品能够在85℃*24H的点解液环境下保持耐电解液电容器用胶带和铝箔之间不进入电解液;用耐电解液电容器用胶带来包扎电容器芯子,在浸电解液,特别是GBL电解液的制程生产中,耐电解液电容器用胶带将不会翘尾,提高了良品率和效率。
本发明的附加方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本发明的实践了解到。
附图说明
为了更清楚地说明本发明实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本发明的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动性的前提下,还可以根据这些附图获得其他的附图。
图1是本发明的结构示意图。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本发明一部分实施例,而不是全部的实施例。基于本发明中的实施例,本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例,都属于本发明保护的范围。
请参阅图1,本发明实施例中,一种耐电解液电容器用胶带,包括PPS原膜层2和涂布在PPS原膜层2上的混合胶层1,PPS的化学名称为聚苯撑硫或聚对一次苯基硫醚;混合胶层1由下述原料按百分比制成:
丙烯酸酯33%-35%、增粘树脂5%-10%、功能单体1%-2%、引发剂0.01%-0.1%、醋酸乙酯55%-56%和交联剂0.1%-0.5%。
优选的,丙烯酸酯为丙烯酸丁酯或甲基丙烯酸甲酯中的一种。
优选的,增粘树脂为工业级萜烯树脂、聚乙烯醇或歧化松香中的一种。
优选的,功能单体为甲基丙烯酸。
一种耐电解液电容器用胶带的制备方法,包括如下步骤:
步骤1,制备混合胶层1用原料,混合胶层1由下述原料按百分比制成:
丙烯酸酯33%-35%、增粘树脂5%-10%、功能单体1%-2%、引发剂0.01%-0.1%、醋酸乙酯55%-56%和交联剂0.1%-0.5%;将上述原料分为第一原料、第二原料、第三原料、第四原料、第五原料、第六原料和第七原料,第一原料包括丙烯酸酯、功能单体和第一醋酸乙酯,第二原料、第三原料、第四原料和第五原料均包括醋酸乙酯和引发剂,第六原料包括醋酸乙酯,第七原料包括增粘树脂、交联剂和醋酸乙酯;
步骤2,制备混合胶层1所需的胶粘剂,
1)依序将第一原料加入至反应釜,并对反应釜进行加热,当加热到60℃时,加入第二原料,并持续加热到88℃,然后保持恒温状态60min;
2)加入第三原料,并在反应釜处于回流状态下持续恒温60min;
3)加入第四原料,并在反应釜处于回流状态下持续恒温60min;
4)加入第五原料,并在反应釜处于回流状态下持续恒温240min;
5)加入第六原料,并对反应釜进行降温,当温度降至45℃以下时加入第七原料,并均匀搅拌,制成胶粘剂;
步骤3,制备耐电解液电容器用胶带,准备PPS原膜层2置于涂布机上,在160℃高温环境下,将步骤2中制备好的胶粘剂用涂布机涂布在PPS原膜层2上,并且涂布机的涂布速度控制在25M/min;涂布后自然冷却,制成耐电解液电容器用胶带;
步骤4,检测耐电解液电容器用胶带,将耐电解液电容器用胶带贴在铝箔上,然后把贴有耐电解液电容器用胶带的铝箔剪成5-10片胶带铝箔,其尺寸控制在20mm-30mm;把剪好的胶带铝箔放入电解液中,然后一起放入恒温烤箱内,控制温度在85℃,经过24H后,若耐电解液电容器用胶带和铝箔之间没有渗入电解液,即判定该耐电解液电容器用胶带为良品,反之为不良。
优选的,第一原料的醋酸乙酯占总醋酸乙酯的43%-45%,第二原料的醋酸乙酯占总醋酸乙酯的0.1%-1%,第三原料的醋酸乙酯占总醋酸乙酯的1%-4%,第四原料的醋酸乙酯占总醋酸乙酯的1%-4%,第五原料的醋酸乙酯占总醋酸乙酯的1%-4%,第六原料的醋酸乙酯占总醋酸乙酯的40%-45%,第七原料的醋酸乙酯占总醋酸乙酯的3%-9%。
优选的,第二原料的引发剂占总引发剂的20%,第三原料的引发剂占总引发剂的20%,第四原料的引发剂占总引发剂的40%,第五原料的引发剂占总引发剂的20%。
为了更进一步实现良品耐电解液电容器用胶带,将从下列三个实施例对制备混合胶层1的成分用量进行进一步说明;
【实施例1】
表1
对上述成分制成的耐电解液电容器用胶带进行检测,得到该耐电解液电容器用胶带在85℃*24H的点解液环境下保持耐电解液电容器用胶带和铝箔之间不进入电解液,即耐电解液电容器用胶带不出现翘尾以及氧化现象。
【实施例2】
表2
对上述成分制成的耐电解液电容器用胶带进行检测,得到该耐电解液电容器用胶带在85℃*24H的点解液环境下,耐电解液电容器用胶带出现轻微氧化现象。
【实施例1】
表3
对上述成分制成的耐电解液电容器用胶带进行检测,得到该耐电解液电容器用胶带在85℃*24H的点解液环境下,耐电解液电容器用胶带出现轻微翘尾的现象。
从上述三个实施例中总结,实施例1为最佳的技术方案。
在上述技术方案中,采用的PPS原膜层2是一种综合性能优异的热塑性特种工程塑料,其突出的特点是耐高温,耐腐蚀和优越的机械性能,有优良的阻燃性,为不燃塑料,长期使用温度高达24℃,且兼顾它的减摩自润滑性,化学稳定性、尺寸稳定性和电绝缘性等;PPS的介电常数很小,介电损耗相当低,表面电阻率和体积电阻率对频率、温度、湿度的变化不敏感,它的耐电弧时间也较长,PPS的化学稳定性相当好,除了受强氧化酸,如浓硫酸、浓硝酸和王水的侵蚀外,它不受绝大多数酸碱盐的侵蚀,具有接近于PTFE的化学稳定性。
混合胶层1采用丙烯酸酯胶和增粘树脂,丙烯酸酯胶具有的特点是耐酸碱性好,粘性一般,增粘树脂具有的特点是粘性好、热稳定性好,耐酸碱性一般,将这两种胶水混合,利用分子印记法来实现具有期望结构和性质的分子组合体,使得制备出来的混合胶层1耐酸碱性优良,并且也具备耐温效果。
将混合胶层1和PPS原膜层2采用涂布工艺制成耐电解液电容器用胶带,通过24H的模拟环境测试,得出该产品能够在85℃*24H的点解液环境下保持耐电解液电容器用胶带和铝箔之间不进入电解液;用耐电解液电容器用胶带来包扎电容器芯子,在浸电解液,特别是GBL电解液的制程生产中,耐电解液电容器用胶带将不会翘尾,提高了良品率和效率。
对于本领域技术人员而言,显然本发明不限于上述示范性实施例的细节,而且在不背离本发明的精神或基本特征的情况下,能够以其他的具体形式实现本发明。因此,无论从哪一点来看,均应将实施例看作是示范性的,而且是非限制性的,本发明的范围由所附权利要求而不是上述说明限定,因此旨在将落在权利要求的等同要件的含义和范围内的所有变化囊括在本发明内。
Claims (7)
1.一种耐电解液电容器用胶带,其特征在于,包括PPS原膜层和涂布在PPS原膜层上的混合胶层,PPS的化学名称为聚苯撑硫或聚对一次苯基硫醚;混合胶层由下述原料按百分比制成:
丙烯酸酯33%-35%、增粘树脂5%-10%、功能单体1%-2%、引发剂0.01%-0.1%、醋酸乙酯55%-56%和交联剂0.1%-0.5%。
2.根据权利要求1所述的一种耐电解液电容器用胶带,其特征在于,丙烯酸酯为丙烯酸丁酯或甲基丙烯酸甲酯中的一种。
3.根据权利要求1所述的一种耐电解液电容器用胶带,其特征在于,增粘树脂为工业级萜烯树脂、聚乙烯醇或歧化松香中的一种。
4.根据权利要求1所述的一种耐电解液电容器用胶带,其特征在于,功能单体为甲基丙烯酸。
5.一种耐电解液电容器用胶带的制备方法,其特征在于,包括如下步骤:
步骤1,制备混合胶层用原料,混合胶层由下述原料按百分比制成:
丙烯酸酯33%-35%、增粘树脂5%-10%、功能单体1%-2%、引发剂0.01%-0.1%、醋酸乙酯55%-56%和交联剂0.1%-0.5%;将上述原料分为第一原料、第二原料、第三原料、第四原料、第五原料、第六原料和第七原料,第一原料包括丙烯酸酯、功能单体和第一醋酸乙酯,第二原料、第三原料、第四原料和第五原料均包括醋酸乙酯和引发剂,第六原料包括醋酸乙酯,第七原料包括增粘树脂、交联剂和醋酸乙酯;
步骤2,制备混合胶层所需的胶粘剂,
1)依序将第一原料加入至反应釜,并对反应釜进行加热,当加热到60℃时,加入第二原料,并持续加热到88℃,然后保持恒温状态60min;
2)加入第三原料,并在反应釜处于回流状态下持续恒温60min;
3)加入第四原料,并在反应釜处于回流状态下持续恒温60min;
4)加入第五原料,并在反应釜处于回流状态下持续恒温240min;
5)加入第六原料,并对反应釜进行降温,当温度降至45℃以下时加入第七原料,并均匀搅拌,制成胶粘剂;
步骤3,制备耐电解液电容器用胶带,准备PPS原膜层置于涂布机上,在160℃高温环境下,将步骤2中制备好的胶粘剂用涂布机涂布在PPS原膜层上,并且涂布机的涂布速度控制在25M/min;涂布后自然冷却,制成耐电解液电容器用胶带;
步骤4,检测耐电解液电容器用胶带,将耐电解液电容器用胶带贴在铝箔上,然后把贴有耐电解液电容器用胶带的铝箔剪成5-10片胶带铝箔,其尺寸控制在20mm-30mm;把剪好的胶带铝箔放入电解液中,然后一起放入恒温烤箱内,控制温度在85℃,经过24H后,若耐电解液电容器用胶带和铝箔之间没有渗入电解液,即判定该耐电解液电容器用胶带为良品,反之为不良。
6.根据权利要求5所述的一种耐电解液电容器用胶带的制备方法,其特征在于,第一原料的醋酸乙酯占总醋酸乙酯的43%-45%,第二原料的醋酸乙酯占总醋酸乙酯的0.1%-1%,第三原料的醋酸乙酯占总醋酸乙酯的1%-4%,第四原料的醋酸乙酯占总醋酸乙酯的1%-4%,第五原料的醋酸乙酯占总醋酸乙酯的1%-4%,第六原料的醋酸乙酯占总醋酸乙酯的40%-45%,第七原料的醋酸乙酯占总醋酸乙酯的3%-9%。
7.根据权利要求5所述的一种耐电解液电容器用胶带的制备方法,其特征在于,第二原料的引发剂占总引发剂的20%,第三原料的引发剂占总引发剂的20%,第四原料的引发剂占总引发剂的40%,第五原料的引发剂占总引发剂的20%。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111434091.6A CN114149763A (zh) | 2021-11-29 | 2021-11-29 | 一种耐电解液电容器用胶带及其制备方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202111434091.6A CN114149763A (zh) | 2021-11-29 | 2021-11-29 | 一种耐电解液电容器用胶带及其制备方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114149763A true CN114149763A (zh) | 2022-03-08 |
Family
ID=80784177
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202111434091.6A Pending CN114149763A (zh) | 2021-11-29 | 2021-11-29 | 一种耐电解液电容器用胶带及其制备方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114149763A (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998024825A1 (en) * | 1996-12-04 | 1998-06-11 | Avery Dennison Corporation | Pressure-sensitive adhesives and self-adhesive postage stamps made therewith |
CN1487984A (zh) * | 2001-02-22 | 2004-04-07 | �ն��繤��ʽ���� | 固定电容器元件的线圈用压敏粘合胶带 |
US20070104972A1 (en) * | 2003-08-06 | 2007-05-10 | 3M Innovative Properties Company | Heat resistant masking tape |
CN105860885A (zh) * | 2016-06-30 | 2016-08-17 | 潍坊富乐新材料有限公司 | 一种聚丙烯酸酯的泡棉用压敏胶及其制备方法 |
CN108485556A (zh) * | 2018-02-07 | 2018-09-04 | 东莞市方恩电子材料科技有限公司 | 一种聚丙烯酸酯溶剂型耐酸碱压敏胶胶带及其制备方法和应用 |
CN110669452A (zh) * | 2019-09-26 | 2020-01-10 | 江苏晶华新材料科技有限公司 | 一种带基材双面胶带及其应用 |
CN111139003A (zh) * | 2020-03-07 | 2020-05-12 | 上海席亚高分子材料有限公司 | 一种耐高温胶粘剂及其涂布成型的耐高温保护胶膜 |
-
2021
- 2021-11-29 CN CN202111434091.6A patent/CN114149763A/zh active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998024825A1 (en) * | 1996-12-04 | 1998-06-11 | Avery Dennison Corporation | Pressure-sensitive adhesives and self-adhesive postage stamps made therewith |
CN1487984A (zh) * | 2001-02-22 | 2004-04-07 | �ն��繤��ʽ���� | 固定电容器元件的线圈用压敏粘合胶带 |
US20070104972A1 (en) * | 2003-08-06 | 2007-05-10 | 3M Innovative Properties Company | Heat resistant masking tape |
CN105860885A (zh) * | 2016-06-30 | 2016-08-17 | 潍坊富乐新材料有限公司 | 一种聚丙烯酸酯的泡棉用压敏胶及其制备方法 |
CN108485556A (zh) * | 2018-02-07 | 2018-09-04 | 东莞市方恩电子材料科技有限公司 | 一种聚丙烯酸酯溶剂型耐酸碱压敏胶胶带及其制备方法和应用 |
CN110669452A (zh) * | 2019-09-26 | 2020-01-10 | 江苏晶华新材料科技有限公司 | 一种带基材双面胶带及其应用 |
CN111139003A (zh) * | 2020-03-07 | 2020-05-12 | 上海席亚高分子材料有限公司 | 一种耐高温胶粘剂及其涂布成型的耐高温保护胶膜 |
Non-Patent Citations (2)
Title |
---|
李红强: "《胶粘原理、技术及应用》", 31 January 2014 * |
罗河胜: "《实用塑料手册》", 31 December 1991 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204168593U (zh) | 电磁波屏蔽薄膜、使用其的印刷电路板、及压延铜箔 | |
CN205124112U (zh) | 新型热固性导电胶膜 | |
CN111826645A (zh) | 一种电路板内层铜箔棕化液 | |
CN108749244B (zh) | 一种光学高柔性导电玻璃膜及其制备方法 | |
WO2013148967A1 (en) | Charge collection tape | |
CN104427755A (zh) | 软性电路板及其制作方法 | |
KR900000510B1 (ko) | 도전회로의 형성법 | |
CN206115108U (zh) | 一种薄膜电加热玻璃的柔性引出导线 | |
CN114149763A (zh) | 一种耐电解液电容器用胶带及其制备方法 | |
CN111050469A (zh) | 一种高耐热性高cti无铅覆铜板及其制备方法 | |
JPS589317A (ja) | 電子部品 | |
CN112708371A (zh) | 屏蔽胶带及其制备方法 | |
CN106893241A (zh) | 一种聚乙烯醇缩醛树脂组合物和涂树脂铜箔 | |
CN105196645A (zh) | 超薄铝基覆铜板生产方法、真空压合结构及铝基覆铜板 | |
CN206644406U (zh) | 用于超细线路fpc及cof材料的纳米金属基板 | |
CN112770489B (zh) | 一种铁氟龙双面覆铜板及制备方法 | |
CN112430438A (zh) | 一种耐高温胶带及其使用耐高温胶粘剂 | |
CN209700027U (zh) | 埋平面电阻改性聚苯醚玻璃布高频多层背板 | |
CN104427742B (zh) | 覆盖膜及电路板 | |
CN102181237A (zh) | 一种手机按键用压敏结构胶带的制备方法 | |
CN219807911U (zh) | 一种复合型Kapton胶带 | |
EP2981157A1 (en) | Substrate for flexible printed wiring board and method for manufacturing same, and flexible printed wiring board using same | |
CN220078955U (zh) | 一种耐高温氟树脂离型膜 | |
CN114773988B (zh) | 一种聚酰亚胺绝缘漆的制备方法及一种漆包线 | |
CN215735021U (zh) | 一种采用单面背胶pi覆铜板背线的无导线柔性线路板 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220308 |