电(dian)(dian)镀铜(tong)各环(huan)节技(ji)术方案包括（1）种(zhong)子层(ceng)(ceng)：设(she)(she)(she)(she)备(bei)(bei)主(zhu)要(yao)(yao)采用(yong) PVD，主(zhu)要(yao)(yao)技(ji)术分歧(qi) 在于是(shi)否(fou)制(zhi)备(bei)(bei)种(zhong)子层(ceng)(ceng)、制(zhi)备(bei)(bei)整面(mian)/局部种(zhong)子层(ceng)(ceng)和(he)种(zhong)子层(ceng)(ceng)金属选用(yong)；（2）图(tu)形化(hua)：感光材料(liao) 分为干(gan)膜和(he)油墨(mo)，主(zhu)要(yao)(yao)技(ji)术分歧(qi)在于曝(pu)光显(xian)影环(huan)节选用(yong)掩膜类光刻/LDI 激(ji)光直(zhi)写(xie)/激(ji)光 开槽；（3）电(dian)(dian)镀：主(zhu)要(yao)(yao)技(ji)术分歧(qi)在于水平镀/垂直(zhi)镀/光诱导(dao)电(dian)(dian)镀。釜川(chuan)（无锡）智能科技(ji)有(you)限(xian)公司(si)，以(yi)半(ban)导(dao)体(ti)生产设(she)(she)(she)(she)备(bei)(bei)、太阳(yang)能电(dian)(dian)池生产设(she)(she)(she)(she)备(bei)(bei)为主(zhu)要(yao)(yao)产品，打造光伏设(she)(she)(she)(she)备(bei)(bei)一体(ti)化(hua)服务(wu)。拥(yong)有(you)强大的(de)科研(yan)团队，凭借技(ji)术竞(jing)争力，在清洗制(zhi)绒设(she)(she)(she)(she)备(bei)(bei)、PECVD设(she)(she)(she)(she)备(bei)(bei)、PVD设(she)(she)(she)(she)备(bei)(bei)、电(dian)(dian)镀铜(tong)设(she)(she)(she)(she)备(bei)(bei)等方面(mian)都(dou)有(you)独特优势；以(yi)高(gao)效加工制(zhi)造、快(kuai)速终(zhong)端交付的(de)能力，为客户(hu)提供整线工艺设(she)(she)(she)(she)备(bei)(bei)的(de)交付服务(wu)。光伏电(dian)(dian)镀铜(tong)设(she)(she)(she)(she)计的(de)导(dao)电(dian)(dian)方式主(zhu)要(yao)(yao)有(you)弹片式导(dao)电(dian)(dian)舟方式、水平滚轮导(dao)电(dian)(dian)、模具挂(gua)架式、弹片重力夹具等方式。四川(chuan)HJT电(dian)(dian)镀铜(tong)金属化(hua)设(she)(she)(she)(she)备(bei)(bei)

光伏电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)设备工艺(yi)铜(tong)(tong)(tong)(tong)栅(zha)线(xian)(xian)(xian)更(geng)(geng)细(xi)，线(xian)(xian)(xian)宽(kuan)线(xian)(xian)(xian)距(ju)尺寸小，发(fa)电(dian)(dian)效率(lv)更(geng)(geng)高(gao)。栅(zha)线(xian)(xian)(xian)细(xi)、线(xian)(xian)(xian)宽(kuan)线(xian)(xian)(xian)距(ju)小意味着栅(zha)线(xian)(xian)(xian)密度更(geng)(geng)大(da)，更(geng)(geng)多的栅(zha)线(xian)(xian)(xian)可以更(geng)(geng)好地将光照(zhao)产生(sheng)的内部载流子通过电(dian)(dian)流形式导出(chu)电(dian)(dian)池片，从而提高(gao)发(fa)电(dian)(dian)效率(lv)，铜(tong)(tong)(tong)(tong)电(dian)(dian)镀(du)技术电(dian)(dian)池转化效率(lv)比丝网印(yin)刷(shua)高(gao)0.3%~0.5%。①低温银浆(jiang)较(jiao)为粘稠，印(yin)刷(shua)宽(kuan)度更(geng)(geng)宽(kuan)。高(gao)温银浆(jiang)印(yin)刷(shua)线(xian)(xian)(xian)宽(kuan)可达(da)到20μm，但(dan)是低温银浆(jiang)印(yin)刷(shua)的线(xian)(xian)(xian)宽(kuan)大(da)约为40μm。②铜(tong)(tong)(tong)(tong)电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)离子沉(chen)积只有电(dian)(dian)子交换，栅(zha)线(xian)(xian)(xian)宽(kuan)度更(geng)(geng)小。铜(tong)(tong)(tong)(tong)电(dian)(dian)镀(du)的线(xian)(xian)(xian)宽(kuan)大(da)约为20μm，采用类半(ban)导体的光刻技术可低于20μm。安徽自动化电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)路(lu)线(xian)(xian)(xian)电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)助(zhu)力(li)光伏电(dian)(dian)池金属化环节降本增效。

银浆(jiang)(jiang)成本(ben)高有四大降本(ben)路径，两大方(fang)向。一是(shi)减少高价低温银浆(jiang)(jiang)用(yong)(yong)量 二是(shi)减少银粉的(de)(de)(de)(de)用(yong)(yong)量，使用(yong)(yong)贱金(jin)属替代部分(fen)银粉，例如银包铜(tong)(tong)(tong)、电(dian)镀铜(tong)(tong)(tong)。铜(tong)(tong)(tong)电(dian)镀是(shi)一种(zhong)(zhong)非接触式的(de)(de)(de)(de)电(dian)极金(jin)属化技(ji)术，在基体(ti)金(jin)属表面通过(guo)电(dian)解(jie)方(fang)法(fa)沉(chen)积金(jin)属铜(tong)(tong)(tong)制作(zuo)铜(tong)(tong)(tong)栅线，收集光伏效应产生的(de)(de)(de)(de)载流(liu)子(zi)(zi)(zi)。为解(jie)决电(dian)镀铜(tong)(tong)(tong)与(yu)透(tou)明导电(dian)薄(bo)膜（TCO）之(zhi)间的(de)(de)(de)(de)接触与(yu)附(fu)着(zhe)性问题，需先(xian)使用(yong)(yong)PVD设备(bei)镀一层(ceng)(ceng)(ceng)极薄(bo)的(de)(de)(de)(de)铜(tong)(tong)(tong)种(zhong)(zhong)子(zi)(zi)(zi)层(ceng)(ceng)(ceng)（100nm），衔接前序的(de)(de)(de)(de)TCO和后(hou)(hou)(hou)序的(de)(de)(de)(de)电(dian)镀铜(tong)(tong)(tong)，种(zhong)(zhong)子(zi)(zi)(zi)层(ceng)(ceng)(ceng)制备(bei)后(hou)(hou)(hou)还需对(dui)其进行快速烧结处理，以进一步强化附(fu)着(zhe)力(li)。同时，铜(tong)(tong)(tong)种(zhong)(zhong)子(zi)(zi)(zi)层(ceng)(ceng)(ceng)作(zuo)为后(hou)(hou)(hou)续电(dian)镀铜(tong)(tong)(tong)的(de)(de)(de)(de)势垒层(ceng)(ceng)(ceng)，可防止铜(tong)(tong)(tong)向硅内部扩散。

光(guang)(guang)伏(fu)(fu)电(dian)(dian)(dian)镀(du)铜(tong)的(de)(de)技(ji)术(shu)采用金属铜(tong)完(wan)全代替银(yin)浆作为栅(zha)线电(dian)(dian)(dian)极(ji)，实(shi)现(xian)整(zheng)片电(dian)(dian)(dian)池(chi)的(de)(de)工艺转(zhuan)换，打破瓶颈，创新(xin)行业发展。光(guang)(guang)伏(fu)(fu)电(dian)(dian)(dian)镀(du)铜(tong)设计(ji)的(de)(de)导(dao)(dao)(dao)电(dian)(dian)(dian)方(fang)式(shi)(shi)(shi)主要有(you)弹片式(shi)(shi)(shi)导(dao)(dao)(dao)电(dian)(dian)(dian)舟(zhou)方(fang)式(shi)(shi)(shi)、水(shui)平滚轮(lun)导(dao)(dao)(dao)电(dian)(dian)(dian)、模具挂架式(shi)(shi)(shi)、弹片重力夹具等方(fang)式(shi)(shi)(shi)。合理(li)的(de)(de)导(dao)(dao)(dao)电(dian)(dian)(dian)方(fang)式(shi)(shi)(shi)对光(guang)(guang)伏(fu)(fu)电(dian)(dian)(dian)镀(du)铜(tong)设备(bei)(bei)非常(chang)重要是实(shi)现(xian)可(ke)量产的(de)(de)关键因素之(zhi)一。优良的(de)(de)导(dao)(dao)(dao)电(dian)(dian)(dian)方(fang)式(shi)(shi)(shi)可(ke)以实(shi)现(xian)设备(bei)(bei)的(de)(de)便捷维修和改善电(dian)(dian)(dian)镀(du)铜(tong)片与片之(zhi)间的(de)(de)电(dian)(dian)(dian)镀(du)铜(tong)厚极(ji)差，甚至可(ke)以实(shi)现(xian)单片硅上分布(bu)电(dian)(dian)(dian)流的(de)(de)可(ke)监控性(xing)。太(tai)阳能电(dian)(dian)(dian)池(chi)电(dian)(dian)(dian)镀(du)铜(tong)技(ji)术(shu)。这项(xiang)技(ji)术(shu)不仅(jin)可(ke)提升太(tai)阳能电(dian)(dian)(dian)池(chi)板(ban)效(xiao)能，而且(qie)可(ke)大(da)规模降低成本。以开掘市(shi)场潜力，全新(xin)的(de)(de)电(dian)(dian)(dian)镀(du)工艺旨在进一步针对低成本电(dian)(dian)(dian)池(chi)的(de)(de)需(xu)求。 光(guang)(guang)伏(fu)(fu)电(dian)(dian)(dian)镀(du)铜(tong)设计(ji)的(de)(de)导(dao)(dao)(dao)电(dian)(dian)(dian)方(fang)式(shi)(shi)(shi)主要有(you)水(shui)平滚轮(lun)导(dao)(dao)(dao)电(dian)(dian)(dian)方(fang)式(shi)(shi)(shi)。

电(dian)(dian)镀(du)(du)(du)铜图形化(hua)环(huan)节主(zhu)要(yao)包含(han)掩(yan)膜(mo)、曝光(guang)(guang)(guang)、显影(ying)几个步骤。其中，掩(yan)膜(mo)环(huan)节是(shi)将抗刻(ke)蚀的(de)(de)感光(guang)(guang)(guang)材(cai)料涂覆在电(dian)(dian)池表面以遮盖保护不需(xu)要(yao)被电(dian)(dian)镀(du)(du)(du)的(de)(de)区域，感光(guang)(guang)(guang)材(cai)料主(zhu)要(yao)有湿膜(mo)油墨、干(gan)膜(mo)材(cai)料等(deng)。曝光(guang)(guang)(guang)、显影(ying)环(huan)节是(shi)将图形转移至(zhi)感光(guang)(guang)(guang)材(cai)料上(shang)(shang)，主(zhu)要(yao)技(ji)术(shu)有LDI激(ji)光(guang)(guang)(guang)直(zhi)写光(guang)(guang)(guang)刻(ke)（无(wu)需(xu)掩(yan)膜(mo)）、常规掩(yan)膜(mo)光(guang)(guang)(guang)刻(ke)技(ji)术(shu)、激(ji)光(guang)(guang)(guang)开槽(cao)、喷墨打(da)印等(deng)；其中无(wu)需(xu)掩(yan)膜(mo)的(de)(de)LDI激(ji)光(guang)(guang)(guang)直(zhi)写光(guang)(guang)(guang)刻(ke)技(ji)术(shu)应用潜力(li)较大，激(ji)光(guang)(guang)(guang)开槽(cao)在BC类电(dian)(dian)池上(shang)(shang)已有量产(chan)应用，整体看图形化(hua)技(ji)术(shu)路线有望逐步明确(que)和(he)定型。电(dian)(dian)镀(du)(du)(du)铜助力(li)HJT降本(ben)增效(xiao)，产(chan)业(ye)化(hua)进程进入加速期。四川(chuan)高(gao)效(xiao)电(dian)(dian)镀(du)(du)(du)铜设备组(zu)件

电镀铜(tong)可以提(ti)高金属的抗腐蚀性(xing)和耐磨性(xing)，延长其使用寿(shou)命(ming)。四(si)川HJT电镀铜(tong)金属化(hua)设(she)备(bei)

基本(ben)原(yuan)(yuan)理是利用电(dian)(dian)化(hua)(hua)学反应(ying)，在(zai)金(jin)(jin)属(shu)(shu)(shu)表(biao)面沉积(ji)一层铜(tong)(tong)(tong)(tong)金(jin)(jin)属(shu)(shu)(shu)。电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)过(guo)程中(zhong)，需要(yao)将(jiang)(jiang)含有铜(tong)(tong)(tong)(tong)离(li)子的(de)(de)电(dian)(dian)解(jie)(jie)液放置在(zai)电(dian)(dian)解(jie)(jie)槽(cao)(cao)中(zhong)，同时将(jiang)(jiang)需要(yao)镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)金(jin)(jin)属(shu)(shu)(shu)材(cai)(cai)料(liao)作为(wei)(wei)(wei)阴(yin)极放置在(zai)电(dian)(dian)解(jie)(jie)槽(cao)(cao)中(zhong)，将(jiang)(jiang)铜(tong)(tong)(tong)(tong)板作为(wei)(wei)(wei)阳极放置在(zai)电(dian)(dian)解(jie)(jie)槽(cao)(cao)中(zhong)，然(ran)后通过(guo)外(wai)部电(dian)(dian)源将(jiang)(jiang)电(dian)(dian)流引入电(dian)(dian)解(jie)(jie)槽(cao)(cao)中(zhong)，使(shi)得铜(tong)(tong)(tong)(tong)离(li)子在(zai)电(dian)(dian)解(jie)(jie)液中(zhong)发(fa)生氧(yang)化(hua)(hua)还(hai)原(yuan)(yuan)反应(ying)，从(cong)而将(jiang)(jiang)铜(tong)(tong)(tong)(tong)离(li)子还(hai)原(yuan)(yuan)成为(wei)(wei)(wei)金(jin)(jin)属(shu)(shu)(shu)铜(tong)(tong)(tong)(tong)，沉积(ji)在(zai)金(jin)(jin)属(shu)(shu)(shu)材(cai)(cai)料(liao)表(biao)面。在(zai)电(dian)(dian)解(jie)(jie)液中(zhong)，铜(tong)(tong)(tong)(tong)离(li)子会向阴(yin)极移(yi)动，而在(zai)阴(yin)极表(biao)面，铜(tong)(tong)(tong)(tong)离(li)子会接(jie)受电(dian)(dian)子，还(hai)原(yuan)(yuan)成为(wei)(wei)(wei)金(jin)(jin)属(shu)(shu)(shu)铜(tong)(tong)(tong)(tong)，沉积(ji)在(zai)金(jin)(jin)属(shu)(shu)(shu)材(cai)(cai)料(liao)表(biao)面。同时，金(jin)(jin)属(shu)(shu)(shu)材(cai)(cai)料(liao)表(biao)面的(de)(de)原(yuan)(yuan)有氧(yang)化(hua)(hua)物会被(bei)还(hai)原(yuan)(yuan)成为(wei)(wei)(wei)金(jin)(jin)属(shu)(shu)(shu)，从(cong)而使(shi)得金(jin)(jin)属(shu)(shu)(shu)表(biao)面得到了一层均匀的(de)(de)铜(tong)(tong)(tong)(tong)金(jin)(jin)属(shu)(shu)(shu)镀(du)层。电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)的(de)(de)镀(du)层具(ju)有良好的(de)(de)导(dao)电(dian)(dian)性(xing)(xing)(xing)、耐腐蚀性(xing)(xing)(xing)和美观性(xing)(xing)(xing)，因此被(bei)广泛应(ying)用于(yu)电(dian)(dian)子、电(dian)(dian)器(qi)、汽车、建筑等领域(yu)。四川HJT电(dian)(dian)镀(du)铜(tong)(tong)(tong)(tong)金(jin)(jin)属(shu)(shu)(shu)化(hua)(hua)设备

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