無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)與硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)區別解析一(yi)、定(ding)義與制(zhi)(zhi)作工藝(yi)無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)是一(yi)種不含硫(liu)(liu)(liu)化(hua)(hua)(hua)物添(tian)加劑的(de)(de)(de)環(huan)(huan)保(bao)型紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)張，南京無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，生(sheng)(sheng)產過(guo)(guo)程中(zhong)通過(guo)(guo)堿(jian)性(xing)(xing)工藝(yi)控制(zhi)(zhi)pH值在(zai)7.0-8.5之間，避免使用(yong)(yong)傳統(tong)造紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中(zhong)的(de)(de)(de)酸(suan)(suan)(suan)(suan)(suan)性(xing)(xing)施(shi)膠(jiao)劑。這種中(zhong)性(xing)(xing)或(huo)弱堿(jian)性(xing)(xing)特(te)性(xing)(xing)使其(qi)具(ju)(ju)備抗老化(hua)(hua)(hua)優勢(shi)，符(fu)合(he)FSC森林認證標準。而(er)(er)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)（俗稱(cheng)描圖(tu)(tu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)）的(de)(de)(de)制(zhi)(zhi)作需經過(guo)(guo)72小(xiao)時(shi)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)浴處理：原紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)中(zhong)發(fa)(fa)生(sheng)(sheng)纖維膠(jiao)化(hua)(hua)(hua)反(fan)應(ying)(ying)，形成(cheng)致密的(de)(de)(de)半(ban)透(tou)(tou)(tou)明(ming)結(jie)構，再經多道(dao)水洗中(zhong)和工序，終(zhong)獲得具(ju)(ju)備特(te)殊性(xing)(xing)能(neng)的(de)(de)(de)加工紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。二、物理特(te)性(xing)(xing)對(dui)(dui)比(bi)1.透(tou)(tou)(tou)明(ming)度(du)：硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)透(tou)(tou)(tou)光率(lv)(lv)(lv)達(da)85%以(yi)(yi)上(shang)，無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)批發(fa)(fa)，可清(qing)晰透(tou)(tou)(tou)印圖(tu)(tu)文；無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)保(bao)持(chi)(chi)天然(ran)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)張的(de)(de)(de)不透(tou)(tou)(tou)明(ming)性(xing)(xing)（透(tou)(tou)(tou)光率(lv)(lv)(lv)2.穩定(ding)性(xing)(xing)：無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)恒(heng)溫恒(heng)濕(shi)環(huan)(huan)境(jing)下可保(bao)存(cun)(cun)200年(nian)以(yi)(yi)上(shang)，硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)雖強度(du)高（耐(nai)破度(du)達(da)400kPa），但(dan)長期存(cun)(cun)放易出現脆化(hua)(hua)(hua)現象(xiang)。3.耐(nai)候性(xing)(xing)：硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)具(ju)(ju)有優異(yi)的(de)(de)(de)耐(nai)油(you)脂性(xing)(xing)（油(you)脂滲透(tou)(tou)(tou)率(lv)(lv)(lv)12%）。三、應(ying)(ying)用(yong)(yong)場景(jing)差異(yi)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)廣泛應(ying)(ying)用(yong)(yong)于食品(pin)包裝（占用(yong)(yong)量(liang)的(de)(de)(de)40%）、服裝制(zhi)(zhi)版和建筑藍(lan)圖(tu)(tu)領域，電鍍無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，其(qi)半(ban)透(tou)(tou)(tou)明(ming)特(te)性(xing)(xing)便于圖(tu)(tu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)疊加校驗(yan)。德國(guo)工業(ye)標準DIN6738規(gui)(gui)定(ding)工程圖(tu)(tu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)必須使用(yong)(yong)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)存(cun)(cun)檔。無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)則主要應(ying)(ying)用(yong)(yong)于古(gu)籍修復（大英圖(tu)(tu)書館年(nian)消耗量(liang)達(da)50噸(dun)）、藝(yi)術(shu)品(pin)收藏(zang)及印刷領域，美國(guo)國(guo)會圖(tu)(tu)書館規(gui)(gui)定(ding)性(xing)(xing)檔案必須采用(yong)(yong)pH值7.5以(yi)(yi)上(shang)的(de)(de)(de)無(wu)(wu)(wu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。四、環(huan)(huan)保(bao)指標對(dui)(dui)比(bi)無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)生(sheng)(sheng)產能(neng)耗較傳統(tong)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)降低30%，碳(tan)排放量(liang)減少45%，廢(fei)水COD值控制(zhi)(zhi)在(zai)50mg/L以(yi)(yi)下。硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)生(sheng)(sheng)產過(guo)(guo)程中(zhong)需處理硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)廢(fei)液(ye)（每(mei)噸(dun)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)產生(sheng)(sheng)1.2m3酸(suan)(suan)(suan)(suan)(suan)性(xing)(xing)廢(fei)水），近年(nian)日本研(yan)發(fa)(fa)的(de)(de)(de)再生(sheng)(sheng)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)技術(shu)可將廢(fei)水回用(yong)(yong)率(lv)(lv)(lv)提升至85%。五(wu)、市(shi)場發(fa)(fa)展趨(qu)勢(shi)無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)市(shi)場年(nian)增(zeng)(zeng)長率(lv)(lv)(lv)達(da)8.7%，硅片無(wu)(wu)(wu)硫(liu)(liu)(liu)間隔(ge)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，預計2025年(nian)市(shi)場規(gui)(gui)模(mo)突破42億美元。硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)市(shi)場受數字化(hua)(hua)(hua)沖擊(ji)，年(nian)增(zeng)(zeng)長率(lv)(lv)(lv)維持(chi)(chi)在(zai)2.3%，但(dan)食品(pin)級硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)需求(qiu)增(zeng)(zeng)長，2023年(nian)亞(ya)洲(zhou)市(shi)場份(fen)額占比(bi)達(da)58%。總結(jie)而(er)(er)言，兩者在(zai)分子結(jie)構層面(mian)存(cun)(cun)在(zai)本質差異(yi)：無(wu)(wu)(wu)硫(liu)(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)通過(guo)(guo)化(hua)(hua)(hua)學改性(xing)(xing)保(bao)持(chi)(chi)纖維素天然(ran)特(te)性(xing)(xing)，而(er)(er)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)纖維經過(guo)(guo)硫(liu)(liu)(liu)酸(suan)(suan)(suan)(suan)(suan)酯化(hua)(hua)(hua)形成(cheng)穩定(ding)的(de)(de)(de)網狀結(jie)構。選(xuan)擇(ze)時(shi)需根(gen)據具(ju)(ju)體應(ying)(ying)用(yong)(yong)場景(jing)綜(zong)合(he)考量(liang)耐(nai)久性(xing)(xing)、功能(neng)性(xing)(xing)及環(huan)(huan)保(bao)要求(qiu)。

無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)與(yu)硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)是(shi)兩(liang)種不同工(gong)(gong)(gong)藝(yi)和(he)(he)特性(xing)(xing)的(de)(de)(de)(de)(de)(de)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)張類型，在(zai)工(gong)(gong)(gong)業(ye)生(sheng)產和(he)(he)日常生(sheng)活(huo)中(zhong)(zhong)各有應(ying)(ying)用(yong)場(chang)景。**無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)（無酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)）**是(shi)一種不含酸(suan)(suan)性(xing)(xing)物(wu)質及(ji)硫(liu)(liu)化(hua)(hua)(hua)物(wu)的(de)(de)(de)(de)(de)(de)環保(bao)型紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)張。其特點在(zai)于(yu)通(tong)過(guo)中(zhong)(zhong)性(xing)(xing)或弱堿性(xing)(xing)工(gong)(gong)(gong)藝(yi)生(sheng)產，避免(mian)了傳統(tong)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)張中(zhong)(zhong)殘(can)(can)留(liu)(liu)的(de)(de)(de)(de)(de)(de)酸(suan)(suan)性(xing)(xing)成(cheng)分。這(zhe)類紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)張具有的(de)(de)(de)(de)(de)(de)耐久性(xing)(xing)，pH值穩定在(zai)7.0-8.5之(zhi)間，可保(bao)存(cun)百年(nian)以上不發生(sheng)黃化(hua)(hua)(hua)脆裂，被廣泛應(ying)(ying)用(yong)于(yu)檔案保(bao)存(cun)、古籍修復、書(shu)畫(hua)裝(zhuang)裱等領(ling)域(yu)。現代(dai)無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)還(huan)衍生(sheng)出多種功(gong)能類型，例(li)如添加防霉劑(ji)的(de)(de)(de)(de)(de)(de)博物(wu)館級(ji)用(yong)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，或融入植物(wu)纖維的(de)(de)(de)(de)(de)(de)藝(yi)術紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。其環保(bao)屬性(xing)(xing)也使其成(cheng)為食品(pin)包裝(zhuang)的(de)(de)(de)(de)(de)(de)優(you)選材料。**硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)（羊(yang)皮紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)）**是(shi)通(tong)過(guo)硫(liu)(liu)酸(suan)(suan)浸(jin)泡原紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)進行化(hua)(hua)(hua)學處理(li)的(de)(de)(de)(de)(de)(de)半透(tou)明(ming)(ming)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。該工(gong)(gong)(gong)藝(yi)使纖維素部分水解后重組(zu)，形(xing)成(cheng)致密光(guang)滑的(de)(de)(de)(de)(de)(de)纖維網(wang)絡結(jie)構，呈現出高透(tou)明(ming)(ming)度、耐高溫（可達180℃）和(he)(he)抗油脂滲(shen)透(tou)的(de)(de)(de)(de)(de)(de)特性(xing)(xing)。傳統(tong)硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)廣泛應(ying)(ying)用(yong)于(yu)工(gong)(gong)(gong)程制(zhi)圖描(miao)摹、印(yin)刷(shua)版式校對(dui)，以及(ji)烘焙墊紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、禮品(pin)包裝(zhuang)等場(chang)景。值得注意的(de)(de)(de)(de)(de)(de)是(shi)，部分硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)生(sheng)產過(guo)程中(zhong)(zhong)可能殘(can)(can)留(liu)(liu)微量硫(liu)(liu)化(hua)(hua)(hua)物(wu)，長(chang)(chang)期(qi)接觸食品(pin)存(cun)在(zai)安(an)全(quan)(quan)爭議，因此現代(dai)食品(pin)工(gong)(gong)(gong)業(ye)多采用(yong)無硫(liu)(liu)工(gong)(gong)(gong)藝(yi)的(de)(de)(de)(de)(de)(de)烘焙紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)作為替代(dai)品(pin)。兩(liang)者(zhe)的(de)(de)(de)(de)(de)(de)差(cha)異(yi)體現在(zai)：1.**工(gong)(gong)(gong)藝(yi)**：無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)通(tong)過(guo)物(wu)理(li)凈化(hua)(hua)(hua)實現中(zhong)(zhong)性(xing)(xing)，硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)依賴化(hua)(hua)(hua)學改性(xing)(xing)；2.**性(xing)(xing)能**：硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)透(tou)明(ming)(ming)度與(yu)耐熱性(xing)(xing)更(geng)優(you)，無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)保(bao)存(cun)壽命更(geng)長(chang)(chang)；3.**應(ying)(ying)用(yong)**：硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)多用(yong)于(yu)工(gong)(gong)(gong)業(ye)臨時(shi)性(xing)(xing)使用(yong)，無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)側(ce)重長(chang)(chang)期(qi)保(bao)存(cun)；4.**環保(bao)**：無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)可完全(quan)(quan)生(sheng)物(wu)降(jiang)解，硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)處理(li)需(xu)考慮化(hua)(hua)(hua)學殘(can)(can)留(liu)(liu)。隨著環保(bao)需(xu)求升級(ji)，無硫(liu)(liu)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)正在(zai)向更(geng)多領(ling)域(yu)滲(shen)透(tou)，而(er)硫(liu)(liu)酸(suan)(suan)紙(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)則通(tong)過(guo)工(gong)(gong)(gong)藝(yi)改良降(jiang)低環境影響。消費者(zhe)需(xu)根(gen)據具體使用(yong)場(chang)景的(de)(de)(de)(de)(de)(de)保(bao)存(cun)周期(qi)、安(an)全(quan)(quan)標準(zhun)、物(wu)理(li)需(xu)求進行選擇。

挑(tiao)選(xuan)無(wu)硫(liu)紙(zhi)(zhi)時，需結合(he)(he)用(yong)(yong)途、認(ren)(ren)證、成分(fen)(fen)(fen)(fen)和性(xing)(xing)能(neng)綜合(he)(he)判斷，以下為具體(ti)建(jian)議(yi)：###一、明(ming)(ming)確使用(yong)(yong)場景優(you)先根據用(yong)(yong)途選(xuan)擇(ze)紙(zhi)(zhi)張(zhang)(zhang)(zhang)類型(xing)：1.**檔案(an)保存(cun)**：需符合(he)(he)ISO9706耐(nai)久標(biao)準，pH值中性(xing)(xing)（7.5-8.5），建(jian)議(yi)選(xuan)擇(ze)純棉(mian)漿或脫酸(suan)(suan)處理(li)(li)(li)紙(zhi)(zhi)2.**藝術創作**：關注紙(zhi)(zhi)張(zhang)(zhang)(zhang)克重（180-300g/m2）與(yu)表(biao)面(mian)紋理(li)(li)(li)，水彩紙(zhi)(zhi)選(xuan)冷壓粗紋，版畫用(yong)(yong)熱壓光(guang)滑紙(zhi)(zhi)3.**日常打印(yin)**：選(xuan)擇(ze)80-120g/m2的通(tong)用(yong)(yong)型(xing)，注意兼容打印(yin)機類型(xing)（噴(pen)墨/激光(guang)）###二、關鍵檢(jian)(jian)測(ce)(ce)指標(biao)1.**酸(suan)(suan)堿度(du)(du)檢(jian)(jian)測(ce)(ce)**：-使用(yong)(yong)pH測(ce)(ce)試(shi)(shi)筆（到0.1單位）-合(he)(he)格范圍：7.5-10（堿性(xing)(xing)緩(huan)沖(chong)）-警(jing)惕偽中性(xing)(xing)紙(zhi)(zhi)（表(biao)面(mian)處理(li)(li)(li)掩蓋酸(suan)(suan)性(xing)(xing)內(nei)層）2.**成分(fen)(fen)(fen)(fen)分(fen)(fen)(fen)(fen)析(xi)**：-棉(mian)麻含量(liang)≥25%為（燃(ran)燒后灰白細膩）-木(mu)漿需標(biao)注'無(wu)酸(suan)(suan)處理(li)(li)(li)'或'脫木(mu)質素(su)'-禁(jin)用(yong)(yong)成分(fen)(fen)(fen)(fen)：明(ming)(ming)礬（硫(liu)酸(suan)(suan)鋁鉀）、松香(xiang)膠料###三(san)、認(ren)(ren)證體(ti)系核查(cha)1.****：-FSC認(ren)(ren)證（森(sen)林管理(li)(li)(li)）-ISO9706（性(xing)(xing)紙(zhi)(zhi)張(zhang)(zhang)(zhang)）-BlueAngel環(huan)保標(biao)志2.**檢(jian)(jian)測(ce)(ce)報告**：-要(yao)(yao)求供(gong)應商提供(gong)第(di)三(san)方檢(jian)(jian)測(ce)(ce)-重點(dian)查(cha)看加速老化測(ce)(ce)試(shi)(shi)結果（TAPPIT544）###四(si)、物(wu)理(li)(li)(li)性(xing)(xing)能(neng)測(ce)(ce)試(shi)(shi)1.耐(nai)折度(du)(du)：MIT耐(nai)折次(ci)數(shu)＞10次(ci)（GB/T457標(biao)準）2.撕裂度(du)(du)：橫向(xiang)≥500mN（80g/m2紙(zhi)(zhi)張(zhang)(zhang)(zhang)）3.白度(du)(du)：ISO亮度(du)(du)85-92%（過高可能(neng)含熒光(guang)劑）4.不透明(ming)(ming)度(du)(du)：＞90%（防(fang)止透墨）###五、品牌(pai)與(yu)儲存(cun)1.品牌(pai)推薦：Arches（法(fa)國）、Hahnemühle（德(de)國）、UPM（芬蘭）2.儲存(cun)條件：相(xiang)對濕度(du)(du)40-50%，溫度(du)(du)18-22℃3.包裝要(yao)(yao)求：原(yuan)廠密封+防(fang)潮鋁膜(mo)，開封后需用(yong)(yong)無(wu)酸(suan)(suan)封套保存(cun)注意市面(mian)常見陷阱：部分(fen)(fen)(fen)(fen)標(biao)注'acid-free'的紙(zhi)(zhi)張(zhang)(zhang)(zhang)僅表(biao)面(mian)處理(li)(li)(li)，內(nei)部仍(reng)含酸(suan)(suan)性(xing)(xing)物(wu)質。建(jian)議(yi)購買(mai)前要(yao)(yao)求提供(gong)截面(mian)pH檢(jian)(jian)測(ce)(ce)數(shu)據，或自(zi)行(xing)裁切(qie)內(nei)層測(ce)(ce)試(shi)(shi)。用(yong)(yong)途建(jian)議(yi)選(xuan)用(yong)(yong)帶碳(tan)酸(suan)(suan)鈣緩(huan)沖(chong)層的無(wu)硫(liu)紙(zhi)(zhi)，可中和環(huan)境酸(suan)(suan)性(xing)(xing)物(wu)質。價格參考：檔案(an)級無(wu)硫(liu)紙(zhi)(zhi)約(yue)0.8-1.5元/張(zhang)(zhang)(zhang)（A4），藝術級水彩紙(zhi)(zhi)單張(zhang)(zhang)(zhang)10-30元。