电(dian)(dian)镀(du)(du)(du)(du)铜(tong)各环节(jie)技术(shu)方(fang)案包括（1）种(zhong)子层：设(she)(she)备(bei)主(zhu)要采用 PVD，主(zhu)要技术(shu)分(fen)(fen)(fen)歧(qi) 在于(yu)是否制(zhi)备(bei)种(zhong)子层、制(zhi)备(bei)整(zheng)面/局部种(zhong)子层和(he)种(zhong)子层金(jin)属(shu)选用；（2）图形化(hua)：感(gan)光(guang)(guang)材料 分(fen)(fen)(fen)为干(gan)膜和(he)油墨，主(zhu)要技术(shu)分(fen)(fen)(fen)歧(qi)在于(yu)曝光(guang)(guang)显影环节(jie)选用掩(yan)膜类光(guang)(guang)刻/LDI 激(ji)光(guang)(guang)直写/激(ji)光(guang)(guang) 开(kai)槽；（3）电(dian)(dian)镀(du)(du)(du)(du)：主(zhu)要技术(shu)分(fen)(fen)(fen)歧(qi)在于(yu)水平镀(du)(du)(du)(du)/垂直镀(du)(du)(du)(du)/光(guang)(guang)诱导(dao)(dao)电(dian)(dian)镀(du)(du)(du)(du)。釜川（无锡）智能科技有(you)限公司(si)，以(yi)半导(dao)(dao)体生产(chan)设(she)(she)备(bei)、太阳(yang)能电(dian)(dian)池生产(chan)设(she)(she)备(bei)为主(zhu)要产(chan)品，打(da)造光(guang)(guang)伏(fu)(fu)设(she)(she)备(bei)一体化(hua)服务(wu)。拥有(you)强大的(de)(de)科研团队，凭(ping)借技术(shu)竞争力(li)，在清(qing)洗(xi)制(zhi)绒设(she)(she)备(bei)、PECVD设(she)(she)备(bei)、PVD设(she)(she)备(bei)、电(dian)(dian)镀(du)(du)(du)(du)铜(tong)设(she)(she)备(bei)等方(fang)面都有(you)独(du)特(te)优(you)势；以(yi)高效加工(gong)制(zhi)造、快速(su)终端交付的(de)(de)能力(li)，为客户提供(gong)整(zheng)线工(gong)艺设(she)(she)备(bei)的(de)(de)交付服务(wu)。光(guang)(guang)伏(fu)(fu)电(dian)(dian)镀(du)(du)(du)(du)铜(tong)设(she)(she)计的(de)(de)导(dao)(dao)电(dian)(dian)方(fang)式主(zhu)要有(you)弹片(pian)式导(dao)(dao)电(dian)(dian)舟方(fang)式、水平滚轮导(dao)(dao)电(dian)(dian)、模具挂架式、弹片(pian)重力(li)夹具等方(fang)式。四川HJT电(dian)(dian)镀(du)(du)(du)(du)铜(tong)金(jin)属(shu)化(hua)设(she)(she)备(bei)

光伏(fu)电(dian)(dian)(dian)镀铜(tong)(tong)设备工(gong)艺(yi)铜(tong)(tong)栅线(xian)(xian)(xian)(xian)(xian)更(geng)(geng)细(xi)，线(xian)(xian)(xian)(xian)(xian)宽(kuan)线(xian)(xian)(xian)(xian)(xian)距(ju)(ju)尺(chi)寸(cun)小(xiao)，发(fa)电(dian)(dian)(dian)效率(lv)更(geng)(geng)高(gao)。栅线(xian)(xian)(xian)(xian)(xian)细(xi)、线(xian)(xian)(xian)(xian)(xian)宽(kuan)线(xian)(xian)(xian)(xian)(xian)距(ju)(ju)小(xiao)意味着(zhe)栅线(xian)(xian)(xian)(xian)(xian)密度更(geng)(geng)大(da)，更(geng)(geng)多的(de)栅线(xian)(xian)(xian)(xian)(xian)可以更(geng)(geng)好(hao)地将光照产(chan)生的(de)内(nei)部载(zai)流子(zi)通(tong)过电(dian)(dian)(dian)流形式导(dao)出电(dian)(dian)(dian)池(chi)片，从(cong)而提高(gao)发(fa)电(dian)(dian)(dian)效率(lv)，铜(tong)(tong)电(dian)(dian)(dian)镀技术电(dian)(dian)(dian)池(chi)转化(hua)效率(lv)比丝网(wang)印(yin)刷高(gao)0.3%~0.5%。①低温(wen)银(yin)浆(jiang)较为(wei)(wei)粘稠，印(yin)刷宽(kuan)度更(geng)(geng)宽(kuan)。高(gao)温(wen)银(yin)浆(jiang)印(yin)刷线(xian)(xian)(xian)(xian)(xian)宽(kuan)可达(da)到20μm，但是(shi)低温(wen)银(yin)浆(jiang)印(yin)刷的(de)线(xian)(xian)(xian)(xian)(xian)宽(kuan)大(da)约(yue)为(wei)(wei)40μm。②铜(tong)(tong)电(dian)(dian)(dian)镀铜(tong)(tong)离子(zi)沉积只有电(dian)(dian)(dian)子(zi)交(jiao)换，栅线(xian)(xian)(xian)(xian)(xian)宽(kuan)度更(geng)(geng)小(xiao)。铜(tong)(tong)电(dian)(dian)(dian)镀的(de)线(xian)(xian)(xian)(xian)(xian)宽(kuan)大(da)约(yue)为(wei)(wei)20μm，采用类半导(dao)体的(de)光刻技术可低于20μm。安徽自(zi)动化(hua)电(dian)(dian)(dian)镀铜(tong)(tong)路线(xian)(xian)(xian)(xian)(xian)电(dian)(dian)(dian)镀铜(tong)(tong)助力光伏(fu)电(dian)(dian)(dian)池(chi)金属化(hua)环节降本增(zeng)效。

银(yin)浆成本(ben)高有四大(da)降本(ben)路径(jing)，两大(da)方(fang)向(xiang)。一是(shi)减少高价低(di)温(wen)银(yin)浆用(yong)量 二是(shi)减少银(yin)粉(fen)的(de)(de)用(yong)量，使(shi)用(yong)贱金(jin)属替代部(bu)分(fen)银(yin)粉(fen)，例(li)如银(yin)包铜(tong)(tong)(tong)(tong)、电(dian)镀(du)铜(tong)(tong)(tong)(tong)。铜(tong)(tong)(tong)(tong)电(dian)镀(du)是(shi)一种(zhong)非接(jie)触式(shi)的(de)(de)电(dian)极(ji)金(jin)属化(hua)技术，在基体金(jin)属表面(mian)通过电(dian)解(jie)(jie)方(fang)法沉积金(jin)属铜(tong)(tong)(tong)(tong)制作(zuo)铜(tong)(tong)(tong)(tong)栅线，收集(ji)光伏效(xiao)应产(chan)生的(de)(de)载流(liu)子(zi)。为(wei)解(jie)(jie)决(jue)电(dian)镀(du)铜(tong)(tong)(tong)(tong)与透(tou)明导电(dian)薄膜（TCO）之间的(de)(de)接(jie)触与附(fu)着性(xing)问题(ti)，需先使(shi)用(yong)PVD设备镀(du)一层(ceng)极(ji)薄的(de)(de)铜(tong)(tong)(tong)(tong)种(zhong)子(zi)层(ceng)（100nm），衔接(jie)前序的(de)(de)TCO和后(hou)序的(de)(de)电(dian)镀(du)铜(tong)(tong)(tong)(tong)，种(zhong)子(zi)层(ceng)制备后(hou)还(hai)需对其(qi)进行快速(su)烧结(jie)处理(li)，以进一步(bu)强化(hua)附(fu)着力。同时(shi)，铜(tong)(tong)(tong)(tong)种(zhong)子(zi)层(ceng)作(zuo)为(wei)后(hou)续电(dian)镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)势垒(lei)层(ceng)，可防止铜(tong)(tong)(tong)(tong)向(xiang)硅内部(bu)扩(kuo)散。

光(guang)(guang)(guang)伏电(dian)(dian)(dian)镀(du)铜(tong)(tong)的(de)(de)技(ji)术(shu)采用金属铜(tong)(tong)完(wan)全代替银浆(jiang)作为栅线电(dian)(dian)(dian)极，实(shi)现(xian)(xian)整(zheng)片(pian)(pian)电(dian)(dian)(dian)池(chi)(chi)的(de)(de)工(gong)艺转换，打破瓶颈，创新行业发(fa)展。光(guang)(guang)(guang)伏电(dian)(dian)(dian)镀(du)铜(tong)(tong)设计的(de)(de)导(dao)电(dian)(dian)(dian)方(fang)(fang)(fang)式主要(yao)有(you)弹片(pian)(pian)式导(dao)电(dian)(dian)(dian)舟方(fang)(fang)(fang)式、水平滚轮导(dao)电(dian)(dian)(dian)、模具挂架式、弹片(pian)(pian)重(zhong)力夹具等方(fang)(fang)(fang)式。合理(li)的(de)(de)导(dao)电(dian)(dian)(dian)方(fang)(fang)(fang)式对光(guang)(guang)(guang)伏电(dian)(dian)(dian)镀(du)铜(tong)(tong)设备非常重(zhong)要(yao)是实(shi)现(xian)(xian)可(ke)量产(chan)的(de)(de)关键因素之一。优良的(de)(de)导(dao)电(dian)(dian)(dian)方(fang)(fang)(fang)式可(ke)以实(shi)现(xian)(xian)设备的(de)(de)便捷维(wei)修和(he)改善电(dian)(dian)(dian)镀(du)铜(tong)(tong)片(pian)(pian)与片(pian)(pian)之间的(de)(de)电(dian)(dian)(dian)镀(du)铜(tong)(tong)厚极差，甚至可(ke)以实(shi)现(xian)(xian)单片(pian)(pian)硅上分布电(dian)(dian)(dian)流(liu)的(de)(de)可(ke)监控(kong)性。太阳能(neng)电(dian)(dian)(dian)池(chi)(chi)电(dian)(dian)(dian)镀(du)铜(tong)(tong)技(ji)术(shu)。这项技(ji)术(shu)不仅可(ke)提(ti)升太阳能(neng)电(dian)(dian)(dian)池(chi)(chi)板效能(neng)，而且(qie)可(ke)大(da)规模降低成本(ben)。以开掘市场(chang)潜力，全新的(de)(de)电(dian)(dian)(dian)镀(du)工(gong)艺旨在进一步针对低成本(ben)电(dian)(dian)(dian)池(chi)(chi)的(de)(de)需求。 光(guang)(guang)(guang)伏电(dian)(dian)(dian)镀(du)铜(tong)(tong)设计的(de)(de)导(dao)电(dian)(dian)(dian)方(fang)(fang)(fang)式主要(yao)有(you)水平滚轮导(dao)电(dian)(dian)(dian)方(fang)(fang)(fang)式。

电镀(du)铜(tong)图形(xing)化环节(jie)主要(yao)(yao)包含掩(yan)(yan)(yan)膜(mo)(mo)、曝光(guang)(guang)(guang)(guang)、显(xian)影几(ji)个步骤。其(qi)中，掩(yan)(yan)(yan)膜(mo)(mo)环节(jie)是将抗刻蚀的感光(guang)(guang)(guang)(guang)材(cai)(cai)(cai)料涂覆在电池表面以(yi)遮盖保护不(bu)需要(yao)(yao)被(bei)电镀(du)的区域，感光(guang)(guang)(guang)(guang)材(cai)(cai)(cai)料主要(yao)(yao)有湿(shi)膜(mo)(mo)油墨、干膜(mo)(mo)材(cai)(cai)(cai)料等(deng)。曝光(guang)(guang)(guang)(guang)、显(xian)影环节(jie)是将图形(xing)转移至感光(guang)(guang)(guang)(guang)材(cai)(cai)(cai)料上，主要(yao)(yao)技(ji)(ji)术(shu)(shu)有LDI激(ji)(ji)(ji)(ji)光(guang)(guang)(guang)(guang)直写(xie)光(guang)(guang)(guang)(guang)刻（无需掩(yan)(yan)(yan)膜(mo)(mo)）、常规掩(yan)(yan)(yan)膜(mo)(mo)光(guang)(guang)(guang)(guang)刻技(ji)(ji)术(shu)(shu)、激(ji)(ji)(ji)(ji)光(guang)(guang)(guang)(guang)开槽(cao)、喷(pen)墨打(da)印等(deng)；其(qi)中无需掩(yan)(yan)(yan)膜(mo)(mo)的LDI激(ji)(ji)(ji)(ji)光(guang)(guang)(guang)(guang)直写(xie)光(guang)(guang)(guang)(guang)刻技(ji)(ji)术(shu)(shu)应用(yong)潜(qian)力较大，激(ji)(ji)(ji)(ji)光(guang)(guang)(guang)(guang)开槽(cao)在BC类电池上已有量(liang)产应用(yong)，整体看图形(xing)化技(ji)(ji)术(shu)(shu)路(lu)线有望逐步明确和定型。电镀(du)铜(tong)助(zhu)力HJT降本(ben)增效，产业化进程(cheng)进入加速期。四川高效电镀(du)铜(tong)设备(bei)组(zu)件

电镀铜可以提高(gao)金(jin)属的抗腐蚀(shi)性和耐(nai)磨性，延长其(qi)使用寿(shou)命(ming)。四川HJT电镀铜金(jin)属化设(she)备

基本原(yuan)(yuan)(yuan)理(li)是利用电(dian)(dian)化(hua)学反(fan)应，在(zai)(zai)(zai)(zai)金(jin)属(shu)(shu)表面(mian)(mian)沉(chen)积一层(ceng)(ceng)铜(tong)(tong)(tong)(tong)金(jin)属(shu)(shu)。电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)过(guo)程中(zhong)(zhong)(zhong)，需(xu)要将(jiang)含有(you)(you)铜(tong)(tong)(tong)(tong)离(li)子(zi)的(de)(de)电(dian)(dian)解(jie)液放(fang)(fang)置(zhi)(zhi)在(zai)(zai)(zai)(zai)电(dian)(dian)解(jie)槽(cao)(cao)中(zhong)(zhong)(zhong)，同(tong)时将(jiang)需(xu)要镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)金(jin)属(shu)(shu)材(cai)料(liao)(liao)作为(wei)(wei)阴极(ji)(ji)放(fang)(fang)置(zhi)(zhi)在(zai)(zai)(zai)(zai)电(dian)(dian)解(jie)槽(cao)(cao)中(zhong)(zhong)(zhong)，将(jiang)铜(tong)(tong)(tong)(tong)板(ban)作为(wei)(wei)阳(yang)极(ji)(ji)放(fang)(fang)置(zhi)(zhi)在(zai)(zai)(zai)(zai)电(dian)(dian)解(jie)槽(cao)(cao)中(zhong)(zhong)(zhong)，然(ran)后通过(guo)外(wai)部电(dian)(dian)源将(jiang)电(dian)(dian)流引入(ru)电(dian)(dian)解(jie)槽(cao)(cao)中(zhong)(zhong)(zhong)，使得铜(tong)(tong)(tong)(tong)离(li)子(zi)在(zai)(zai)(zai)(zai)电(dian)(dian)解(jie)液中(zhong)(zhong)(zhong)发生氧(yang)化(hua)还(hai)原(yuan)(yuan)(yuan)反(fan)应，从而(er)(er)将(jiang)铜(tong)(tong)(tong)(tong)离(li)子(zi)还(hai)原(yuan)(yuan)(yuan)成(cheng)为(wei)(wei)金(jin)属(shu)(shu)铜(tong)(tong)(tong)(tong)，沉(chen)积在(zai)(zai)(zai)(zai)金(jin)属(shu)(shu)材(cai)料(liao)(liao)表面(mian)(mian)。在(zai)(zai)(zai)(zai)电(dian)(dian)解(jie)液中(zhong)(zhong)(zhong)，铜(tong)(tong)(tong)(tong)离(li)子(zi)会向阴极(ji)(ji)移动(dong)，而(er)(er)在(zai)(zai)(zai)(zai)阴极(ji)(ji)表面(mian)(mian)，铜(tong)(tong)(tong)(tong)离(li)子(zi)会接受(shou)电(dian)(dian)子(zi)，还(hai)原(yuan)(yuan)(yuan)成(cheng)为(wei)(wei)金(jin)属(shu)(shu)铜(tong)(tong)(tong)(tong)，沉(chen)积在(zai)(zai)(zai)(zai)金(jin)属(shu)(shu)材(cai)料(liao)(liao)表面(mian)(mian)。同(tong)时，金(jin)属(shu)(shu)材(cai)料(liao)(liao)表面(mian)(mian)的(de)(de)原(yuan)(yuan)(yuan)有(you)(you)氧(yang)化(hua)物(wu)会被(bei)还(hai)原(yuan)(yuan)(yuan)成(cheng)为(wei)(wei)金(jin)属(shu)(shu)，从而(er)(er)使得金(jin)属(shu)(shu)表面(mian)(mian)得到了(le)一层(ceng)(ceng)均(jun)匀的(de)(de)铜(tong)(tong)(tong)(tong)金(jin)属(shu)(shu)镀(du)层(ceng)(ceng)。电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)镀(du)层(ceng)(ceng)具有(you)(you)良好(hao)的(de)(de)导电(dian)(dian)性、耐(nai)腐(fu)蚀性和美(mei)观性，因此被(bei)广(guang)泛应用于电(dian)(dian)子(zi)、电(dian)(dian)器、汽车、建筑等领域(yu)。四(si)川HJT电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)金(jin)属(shu)(shu)化(hua)设备(bei)

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