泛亞化工

彈出

新聞中心

圓珠筆油墨配方中的分散劑
發布日期:2022-05-20


圓珠筆油墨配方中主要成分包括染料、成膜劑、溶劑、分散劑及其他助劑。

配方的基本成分:染料 5%-25% 成膜劑 5%-15% 溶劑 30%-60% 分散劑 5%-20% 其他助劑 2%-10%

分散劑

1、染料

染(ran)料(liao)的(de)作(zuo)用(yong)是(shi)賦(fu)予(yu)油(you)墨(mo)足(zu)夠(gou)的(de)顏(yan)色(se)深(shen)度(du),圓(yuan)珠(zhu)筆(bi)油(you)墨(mo)中(zhong)所(suo)用(yong)染(ran)料(liao)可(ke)分(fen)為(wei)油(you)溶(rong)性(xing)染(ran)料(liao)和(he)醇(chun)溶(rong)性(xing)染(ran)料(liao),本(ben)試(shi)驗(yan)所(suo)用(yong)染(ran)料(liao)為(wei)酞(tai)菁(jing)係(xi)染(ran)料(liao),該(gai)染(ran)料(liao)不(bu)溶(rong)於(yu)溶(rong)劑(ji),在(zai)油(you)墨(mo)中(zhong)有(you)好(hao)的(de)分(fen)散(san)性(xing),對(dui)成(cheng)膜(mo)劑(ji)有(you)強(qiang)的(de)附(fu)著(zhe)力(li),從(cong)而(er)不(bu)滲(shen)透(tou)於(yu)紙(zhi)張(zhang)內(nei)部(bu),且(qie)顏(yan)色(se)要(yao)色(se)澤(ze)鮮(xian)豔(yan),耐(nai)候(hou)性(xing)好(hao)。

2、成膜劑

chengmojishikecaxingyuanzhubiyongyoumodezhongyaozuchengbufen,qizuoyongzhuyaoshinengzaizhizhangbiaomianjunyunchengmobingzuoweiranliaodezaiti。yaoqiutaduizhizhangbiaoxianyouyidingdezhanfuli,buyiboluo,dankeyongxiangpicaqingqingcaqu,hezhesejiyouqiangdefuzheli,zairongjizhongrongjiexinghao,qieyuqitachengfenxianghuwending,nengchangqibaocun。benshiyanzhongcaiyongxiangjiaoleichengmoji。

3、溶劑

在可擦性圓珠筆用油墨中,溶劑的作用在於溶解染料、成(cheng)膜(mo)劑(ji)並(bing)與(yu)各(ge)類(lei)助(zhu)劑(ji)相(xiang)溶(rong),提(ti)供(gong)一(yi)定(ding)的(de)流(liu)動(dong)性(xing),還(hai)要(yao)有(you)恰(qia)到(dao)好(hao)處(chu)的(de)揮(hui)發(fa)性(xing),在(zai)書(shu)寫(xie)過(guo)程(cheng)中(zhong)能(neng)有(you)效(xiao)控(kong)製(zhi)幹(gan)燥(zao)速(su)度(du)。試(shi)驗(yan)表(biao)明(ming),采(cai)用(yong)共(gong)溶(rong)劑(ji)要(yao)比(bi)單(dan)溶(rong)劑(ji)效(xiao)果(guo)好(hao),本(ben)實(shi)驗(yan)采(cai)用(yong)了(le)溶(rong)劑(ji)A:溶劑B=1:1.5~2.5的共溶劑體係,其效果最佳。

4、分散劑

適(shi)量(liang)的(de)分(fen)散(san)劑(ji)可(ke)降(jiang)低(di)油(you)墨(mo)和(he)紙(zhi)張(zhang)表(biao)麵(mian)的(de)粘(zhan)附(fu)性(xing),使(shi)油(you)墨(mo)書(shu)寫(xie)到(dao)紙(zhi)張(zhang)表(biao)麵(mian)時(shi)在(zai)一(yi)定(ding)時(shi)間(jian)內(nei)具(ju)有(you)可(ke)擦(ca)性(xing),分(fen)散(san)劑(ji)還(hai)可(ke)以(yi)保(bao)持(chi)油(you)墨(mo)的(de)書(shu)寫(xie)流(liu)利(li)性(xing)和(he)長(chang)期(qi)穩(wen)定(ding)性(xing)。本(ben)實(shi)驗(yan)所(suo)用(yong)物(wu)質(zhi)是(shi)鄰(lin)苯(ben)二(er)甲(jia)酸(suan)酯(zhi)類(lei)和(he)乙(yi)二(er)醇(chun)酯(zhi)類(lei)二(er)者(zhe)按(an)一(yi)定(ding)比(bi)例(li)配(pei)製(zhi)的(de)混(hun)合(he)物(wu)。

5、其它助劑

(1)潤滑劑和緩蝕劑

在油墨組分中通常以脂肪酸作潤滑劑,潤滑劑同時是助溶劑,潤滑劑作用包括:A、使球珠潤滑,提供流利的書寫;B、防止油墨幹燥,使圓珠筆具有穩定、良好的初筆性能;C、增加染料溶解深度,提高染料色澤。脂肪酸的引入對某些筆尖金屬(如銅合金)有you腐fu蝕shi性xing,使shi油you墨mo中zhong產chan生sheng一yi種zhong非fei均jun質zhi結jie晶jing物wu質zhi而er堵du塞sai通tong道dao,因yin而er縮suo短duan圓yuan珠zhu筆bi的de使shi用yong壽shou命ming。采cai用yong脂zhi肪fang酸suan並bing輔fu以yi緩huan蝕shi劑ji的de方fang法fa可ke以yi解jie決jue腐fu蝕shi問wen題ti,同tong時shi滿man足zu潤run滑hua要yao求qiu。實shi驗yan中zhong采cai用yong的de緩huan蝕shi劑ji呈cheng飽bao和he狀zhuang態tai溶rong解jie在zai脂zhi肪fang酸suan中zhong,可ke達da到dao防fang腐fu目mu的de。

(2)抗氧劑、反幹燥劑

圓珠筆油墨中產生凝聚堵塞物和晶冠的另一原因在於黃銅和界麵發生氧化作用,並在溶液中產生銅、鋅xin化hua合he物wu所suo致zhi。在zai抗kang氧yang劑ji中zhong含han有you能neng吸xi附fu和he吸xi收shou周zhou圍wei氧yang的de物wu質zhi,因yin此ci能neng有you效xiao地di防fang止zhi氧yang化hua,抗kang氧yang劑ji和he緩huan蝕shi劑ji並bing用yong能neng更geng有you效xiao防fang止zhi或huo抑yi製zhi銅tong合he金jin的de腐fu蝕shi,實shi驗yan表biao明ming,我wo們men所suo用yong的de抗kang氧yang劑ji效xiao果guo良liang好hao。實shi驗yan中zhong我wo們men還hai采cai用yong了le反fan幹gan燥zao劑ji,主zhu要yao作zuo用yong是shi阻zu止zhi油you墨mo表biao麵mian或huo墨mo跡ji的de氧yang化hua幹gan燥zao,使shi油you墨mo和he墨mo跡ji有you較jiao好hao的de視shi覺jiao效xiao果guo,同tong時shi延yan長chang其qi使shi用yong期qi和he保bao持chi期qi,在zai應ying用yong時shi還hai可ke以yi提ti高gao圓yuan珠zhu筆bi的de性xing能neng,反fan幹gan燥zao劑ji同tong時shi也ye是shi抗kang氧yang劑ji。

 



line