泰州工程机械涂料水性丙烯酸稳定性
成(cheng)分不同(tong)环(huan)氧(yang)地(di)坪漆的主(zhu)(zhu)要成(cheng)分为(wei)环(huan)氧(yang)树脂和固化(hua)(hua)剂。丙(bing)(bing)烯酸(suan)地(di)坪漆主(zhu)(zhu)要成(cheng)分是(shi)(shi)丙(bing)(bing)烯酸(suan)酯及(ji)其他烯属单体(ti)共聚制(zhi)成(cheng)的树脂。性(xing)能(neng)特点不同(tong)环(huan)氧(yang)地(di)坪漆的性(xing)能(neng)特点是(shi)(shi)具有耐(nai)(nai)(nai)强(qiang)酸(suan)碱、耐(nai)(nai)(nai)磨、耐(nai)(nai)(nai)压、耐(nai)(nai)(nai)冲击、防(fang)(fang)霉、防(fang)(fang)水、防(fang)(fang)尘、止滑以及(ji)防(fang)(fang)静电(dian)、电(dian)磁波等(deng)特性(xing),颜色亮丽多样,清洁(jie)容易。丙(bing)(bing)烯酸(suan)地(di)坪漆的性(xing)能(neng)特点是(shi)(shi)干燥迅速,附着力(li)强(qiang),施工简单。使(shi)用时按一(yi)定的比例加(jia)入二(er)甲苯或者天(tian)那水搅拌即可施工。耐(nai)(nai)(nai)热性(xing)和耐(nai)(nai)(nai)溶(rong)剂性(xing)能(neng)差(cha),当受热温(wen)度超过177-232℃降解(jie)为(wei)单体(ti),固化(hua)(hua)后遇强(qiang)溶(rong)剂会发(fa)生从溶(rong)性(xing)而发(fa)黏。淮安环(huan)氧(yang)改性(xing)水性(xing)丙(bing)(bing)烯酸(suan)耐(nai)(nai)(nai)水。泰州工程机械涂料(liao)水性(xing)丙(bing)(bing)烯酸(suan)稳定性(xing)
水(shui)(shui)性(xing)烤(kao)漆就(jiu)是用水(shui)(shui)作(zuo)(zuo)为稀释(shi)剂(ji)的(de)(de)(de)一种(zhong)(zhong)经烘烤(kao)成(cheng)膜的(de)(de)(de)漆。水(shui)(shui)性(xing)漆因为不(bu)需各种(zhong)(zhong)化学(xue)溶剂(ji)稀释(shi),稀释(shi)直接(jie)用自(zi)(zi)来(lai)水(shui)(shui),所以在消(xiao)防安(an)全(quan),环境(jing)保护上(shang)有很好(hao)的(de)(de)(de)效果。以致越来(lai)越多(duo)的(de)(de)(de)喷涂工(gong)(gong)(gong)艺广泛应(ying)用。但是由于技术的(de)(de)(de)因素,很多(duo)厂家在生产水(shui)(shui)性(xing)烤(kao)漆上(shang)遇(yu)到了附(fu)着不(bu)好(hao)而漆膜掉(diao)落的(de)(de)(de)形象,还在各种(zhong)(zhong)应(ying)用如(ru):耐(nai)(nai)水(shui)(shui)煮,耐(nai)(nai)酒精,颜色发(fa)黄不(bu)够(gou)鲜艳等(deng)等(deng)不(bu)能尽(jin)人(ren)意。水(shui)(shui)性(xing)漆优点:1.以水(shui)(shui)作(zuo)(zuo)溶剂(ji)。节省资源(yuan);消(xiao)除(chu)安(an)全(quan)隐患;降低对空气(qi)的(de)(de)(de)污染;改善作(zuo)(zuo)业(ye)条件。2.可直接(jie)施工(gong)(gong)(gong);表(biao)面适应(ying)性(xing)好(hao),附(fu)着力强。3.工(gong)(gong)(gong)具可水(shui)(shui)洗(xi),减少清洗(xi)剂(ji)的(de)(de)(de)消(xiao)耗,并(bing)减少对施工(gong)(gong)(gong)人(ren)员的(de)(de)(de)伤害。4.电泳涂膜平整;很好(hao)的(de)(de)(de)防护性(xing)、耐(nai)(nai)腐蚀(shi)性(xing),耐(nai)(nai)盐雾性(xing)达1200h。泰州(zhou)工(gong)(gong)(gong)程机械(xie)涂料水(shui)(shui)性(xing)丙(bing)烯(xi)酸稳定(ding)性(xing)苏州(zhou)环氧改性(xing)水(shui)(shui)性(xing)丙(bing)烯(xi)酸自(zi)(zi)干漆。
水(shui)性(xing)(xing)玻璃烤漆选用改性(xing)(xing)环(huan)保树脂为(wei)(wei)(wei)原料制成,可以(yi)以(yi)水(shui)来(lai)作为(wei)(wei)(wei)稀(xi)释(shi)剂,环(huan)保方(fang)便(bian),并符(fu)合国家定的环(huan)保要求,施(shi)(shi)工方(fang)便(bian),安全性(xing)(xing)高,装成本(ben)(ben)低(di),漆膜具有高光(guang)(guang)泽高硬度,附(fu)着力(li)较好,具有较强的抗水(shui)性(xing)(xing)和(he)耐醇效果。适(shi)(shi)用范围(wei):适(shi)(shi)用于玻璃器(qi)皿、玻璃杯、香水(shui)瓶、酒瓶、水(shui)晶、灯饰等制品上。施(shi)(shi)工方(fang)法:1.喷涂玻璃表面,先用净水(shui)稀(xi)释(shi)本(ben)(ben)产(chan)品,稀(xi)释(shi)比例为(wei)(wei)(wei)本(ben)(ben)产(chan)品重量:净水(shui)=1:0.2-0.4;加入稀(xi)释(shi)后,建议粘(zhan)度为(wei)(wei)(wei)15-16秒(涂-4杯,25℃)搅(jiao)拌(ban)均(jun)匀,静置消泡,即(ji)(ji)可直接喷涂。2.喷涂后的玻璃工件在无尘地方(fang)放置5分钟,即(ji)(ji)可进(jin)入烤箱烘烤,温度为(wei)(wei)(wei)160℃-180℃,时(shi)间在15-30分钟,具体时(shi)间由施(shi)(shi)工时(shi)掌握,但必须使(shi)漆膜完全固化。包装和(he)储(chu)存:为(wei)(wei)(wei)塑胶桶;贮存期(qi)为(wei)(wei)(wei)半年,存放在阴凉、通(tong)风(feng)的库(ku)房内,避免日(ri)光(guang)(guang)直接照射(she),运输和(he)贮存温度在5度以(yi)上。
由于(yu)机(ji)(ji)(ji)械设备(bei)的(de)(de)(de)(de)防(fang)锈底(di)漆(qi)(qi)(qi)是直接喷涂覆(fu)盖在金(jin)属(shu)表(biao)面(mian)(mian)(mian)(mian)经过处(chu)理的(de)(de)(de)(de)设备(bei)或部件外壳表(biao)面(mian)(mian)(mian)(mian)上的(de)(de)(de)(de)道油(you)(you)漆(qi)(qi)(qi),是整(zheng)(zheng)个机(ji)(ji)(ji)械设备(bei)喷涂油(you)(you)漆(qi)(qi)(qi)工作的(de)(de)(de)(de)开始(shi),所(suo)以(yi)要(yao)(yao)求(qiu)机(ji)(ji)(ji)械防(fang)锈底(di)漆(qi)(qi)(qi)与(yu)底(di)材金(jin)属(shu)必须要(yao)(yao)具(ju)(ju)备(bei)有(you)非(fei)常(chang)好的(de)(de)(de)(de)耐(nai)酸(suan)碱性(xing)(xing)(xing)(xing)、防(fang)锈特性(xing)(xing)(xing)(xing)、耐(nai)机(ji)(ji)(ji)油(you)(you)性(xing)(xing)(xing)(xing)和耐(nai)耐(nai)盐雾性(xing)(xing)(xing)(xing),同时(shi)(shi)底(di)材必须处(chu)理彻(che)底(di),具(ju)(ju)备(bei)有(you)非(fei)常(chang)好的(de)(de)(de)(de)附着(zhe)力,与(yu)面(mian)(mian)(mian)(mian)漆(qi)(qi)(qi)的(de)(de)(de)(de)中(zhong)(zhong)层(ceng)油(you)(you)漆(qi)(qi)(qi)或防(fang)锈底(di)漆(qi)(qi)(qi)具(ju)(ju)备(bei)有(you)良(liang)好的(de)(de)(de)(de)搭配性(xing)(xing)(xing)(xing)。机(ji)(ji)(ji)械设备(bei)的(de)(de)(de)(de)中(zhong)(zhong)层(ceng)油(you)(you)漆(qi)(qi)(qi)是用(yong)于(yu)防(fang)锈底(di)漆(qi)(qi)(qi)和面(mian)(mian)(mian)(mian)漆(qi)(qi)(qi)之间使(shi)用(yong)的(de)(de)(de)(de)油(you)(you)漆(qi)(qi)(qi),这就需要(yao)(yao)更(geng)中(zhong)(zhong)层(ceng)油(you)(you)漆(qi)(qi)(qi)既能(neng)(neng)牢(lao)固地(di)附着(zhe)在底(di)漆(qi)(qi)(qi)表(biao)层(ceng)上面(mian)(mian)(mian)(mian),又能(neng)(neng)更(geng)好的(de)(de)(de)(de)与(yu)上面(mian)(mian)(mian)(mian)的(de)(de)(de)(de)面(mian)(mian)(mian)(mian)漆(qi)(qi)(qi)涂层(ceng)相融(rong)合在一(yi)起(qi)(qi),所(suo)以(yi)起(qi)(qi)着(zhe)非(fei)常(chang)重(zhong)要(yao)(yao)的(de)(de)(de)(de)承上启下(xia)的(de)(de)(de)(de)作用(yong)。中(zhong)(zhong)层(ceng)油(you)(you)漆(qi)(qi)(qi)除了要(yao)(yao)求(qiu)与(yu)其上下(xia)涂层(ceng)面(mian)(mian)(mian)(mian)漆(qi)(qi)(qi)底(di)漆(qi)(qi)(qi)有(you)非(fei)常(chang)良(liang)好的(de)(de)(de)(de)附着(zhe)力和融(rong)合力度外,同时(shi)(shi)还应具(ju)(ju)备(bei)有(you)覆(fu)盖性(xing)(xing)(xing)(xing),以(yi)消除被机(ji)(ji)(ji)械设备(bei)表(biao)面(mian)(mian)(mian)(mian)的(de)(de)(de)(de)沙(sha)眼、凹凸不(bu)平等(比如是铸铁件,凹凸不(bu)平很多,就建(jian)议用(yong)锤纹漆(qi)(qi)(qi)或桔纹漆(qi)(qi)(qi),表(biao)面(mian)(mian)(mian)(mian)花纹效果(guo)(guo)可(ke)以(yi)起(qi)(qi)到很好的(de)(de)(de)(de)弥(mi)补缺陷(xian)的(de)(de)(de)(de)效果(guo)(guo)),如果(guo)(guo)喷涂平光(guang)金(jin)属(shu)漆(qi)(qi)(qi),则建(jian)议底(di)材处(chu)理时(shi)(shi)对些微凹凸不(bu)平处(chu)批腻(ni)子达到平整(zheng)(zheng)光(guang)滑(hua),使(shi)其提高整(zheng)(zheng)个机(ji)(ji)(ji)械设备(bei)表(biao)面(mian)(mian)(mian)(mian)的(de)(de)(de)(de)平整(zheng)(zheng)性(xing)(xing)(xing)(xing),达到很好的(de)(de)(de)(de)表(biao)面(mian)(mian)(mian)(mian)装(zhuang)饰(shi)效果(guo)(guo)。常(chang)州双组分水性(xing)(xing)(xing)(xing)丙烯(xi)酸(suan)自干漆(qi)(qi)(qi)。
常用(yong)(yong)木用(yong)(yong)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)有(you)(you)(you)六大(da)类(lei)(lei),即硝基涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)(NC)、聚(ju)(ju)氨(an)(an)酯涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)(PU)、不饱和聚(ju)(ju)酯涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)(UPE)、紫(zi)外光(guang)固(gu)化(hua)(hua)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)(UV)、酸(suan)固(gu)化(hua)(hua)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)(AC)及水(shui)(shui)性(xing)(xing)(xing)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)(W)。其(qi)(qi)中(zhong)(zhong)前面的三种是(shi)按成膜(mo)物(wu)质(zhi)(zhi)来命(ming)名(ming),UV、AC两种是(shi)依(yi)据(ju)其(qi)(qi)固(gu)化(hua)(hua)条件(jian)来命(ming)名(ming),w涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)是(shi)因为(wei)用(yong)(yong)水(shui)(shui)作为(wei)溶(rong)剂(ji)或是(shi)稀释介质(zhi)(zhi),因而有(you)(you)(you)别于所(suo)有(you)(you)(you)使用(yong)(yong)有(you)(you)(you)机(ji)溶(rong)剂(ji)的“溶(rong)剂(ji)型(xing)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)”而被命(ming)名(ming)为(wei)“水(shui)(shui)性(xing)(xing)(xing)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)”。水(shui)(shui)性(xing)(xing)(xing)涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)是(shi)指以水(shui)(shui)为(wei)分(fen)散介质(zhi)(zhi)的涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao),-般分(fen)为(wei)水(shui)(shui)乳(ru)型(xing)和水(shui)(shui)溶(rong)性(xing)(xing)(xing)两大(da)类(lei)(lei),其(qi)(qi)中(zhong)(zhong)水(shui)(shui)溶(rong)型(xing)使用(yong)(yong)较(jiao)为(wei)。水(shui)(shui)乳(ru)型(xing)主要(yao)品种有(you)(you)(you)聚(ju)(ju)氨(an)(an)酯分(fen)散体(PUD)、纯丙(bing)烯(xi)酸(suan)乳(ru)液(PA)、丙(bing)烯(xi)酸(suan)-聚(ju)(ju)氨(an)(an)酯改性(xing)(xing)(xing)乳(ru)液()等(deng),包装形式分(fen)为(wei)单组分(fen)、双组份。徐州木器涂(tu)(tu)(tu)(tu)料(liao)(liao)(liao)(liao)水(shui)(shui)性(xing)(xing)(xing)丙(bing)烯(xi)酸(suan)自干(gan)漆(qi)。扬州银粉漆(qi)水(shui)(shui)性(xing)(xing)(xing)丙(bing)烯(xi)酸(suan)耐水(shui)(shui)
常(chang)州工业漆水性丙(bing)(bing)烯酸(suan)耐水。泰(tai)州工程机(ji)械涂料水性丙(bing)(bing)烯酸(suan)稳(wen)定性
认识银(yin)(yin)(yin)粉(fen)(fen)漆银(yin)(yin)(yin)粉(fen)(fen)也(ye)就(jiu)是(shi)铝(lv)粉(fen)(fen),把它(ta)作为(wei)一(yi)种特(te)殊颜(yan)料(liao)加入(ru)到(dao)油漆里(li),就(jiu)得到(dao)了银(yin)(yin)(yin)粉(fen)(fen)漆。有时(shi)候我们提到(dao)的(de)(de)(de)(de)金(jin)属(shu)漆指的(de)(de)(de)(de)也(ye)就(jiu)是(shi)银(yin)(yin)(yin)粉(fen)(fen)漆,由于其(qi)(qi)特(te)殊的(de)(de)(de)(de)闪光效果(guo),它(ta)在(zai)汽车(che)漆家族中(zhong)的(de)(de)(de)(de)地位越(yue)来(lai)越(yue)重要,占的(de)(de)(de)(de)比例越(yue)来(lai)越(yue)大(da)(da)。银(yin)(yin)(yin)粉(fen)(fen)漆的(de)(de)(de)(de)变(bian)幻效果(guo)明暗(an)变(bian)化效果(guo)(为(wei)何看上去正侧不.一(yi)样(yang)呢?)光线(xian)在(zai)银(yin)(yin)(yin)粉(fen)(fen)漆中(zhong)的(de)(de)(de)(de)传播(bo),其(qi)(qi)是(shi)靠(kao)铝(lv)粒(li)子与透明颜(yan)料(liao)的(de)(de)(de)(de)配合而达到(dao)的(de)(de)(de)(de)。银(yin)(yin)(yin)粉(fen)(fen)是(shi)片状(zhuang)的(de)(de)(de)(de),象许多小(xiao)镜(jing)子一(yi)样(yang)平躺(tang)着反(fan)射(she)(she)外来(lai)的(de)(de)(de)(de)光线(xian),从(cong)(cong)直(zhi)(zhi)角看去,反(fan)射(she)(she)效果(guo)比较(jiao)大(da)(da),色(se)调显得闪亮,从(cong)(cong)侧面(mian)看去,光线(xian)反(fan)射(she)(she)量会降低(di),使得色(se)调看起来(lai)较(jiao)暗(an)。变(bian)幻效果(guo)也(ye)与铝(lv)粉(fen)(fen)的(de)(de)(de)(de)颗(ke)粒(li)大(da)(da)小(xiao)有关,相对(dui)而言,铝(lv)粒(li)子越(yue)大(da)(da),反(fan)射(she)(she)的(de)(de)(de)(de)光线(xian)越(yue)多,从(cong)(cong)正面(mian)(直(zhi)(zhi)角)看,色(se)调明亮闪耀,而从(cong)(cong)侧面(mian)看时(shi),就(jiu)显得深(shen)暗(an)。铝(lv)粒(li)子越(yue)小(xiao),变(bian)幻效果(guo)就(jiu)越(yue)不,色(se)调大(da)(da)多显得灰暗(an)。泰州工程机械涂料(liao)水(shui)性丙烯酸(suan)稳(wen)定性
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按(an)照(zhao)国人(ren)的(de)个体特征,我国医疗器(qi)械行业标准规定(ding):手术床面(mian)长2m、宽0.48m,全台面(mian)前后倾角(jiao)不小于(yu)25°、左右倾角(jiao)不小于(yu)20°,头板(ban)面(mian)上(shang)(shang)折角(jiao)不小于(yu)30°、下折角(jiao)不小于(yu)45°,背(bei)板(ban)面(mian)上(shang)(shang)折角(jiao)不小于(yu)80°,背(bei) 。
自定心虎(hu)钳的(de)2个卡爪来(lai)回同(tong)步移动(dong),来(lai)实现(xian)对(dui)零(ling)件(jian)的(de)中心夹(jia)(jia)紧(jin),并且夹(jia)(jia)持精度(du)高,依工(gong)(gong)件(jian)的(de)外形轮廓订(ding)制卡爪,不但可对(dui)工(gong)(gong)件(jian)实现(xian)外夹(jia)(jia)夹(jia)(jia)紧(jin)也(ye)可实现(xian)内撑涨(zhang)紧(jin),即可加工(gong)(gong)不同(tong)轮廓的(de)工(gong)(gong)件(jian),操作简单(dan)快捷,成(cheng)本(ben)也(ye)大(da)幅(fu)度(du)节(jie)省。产(chan) 。
自定心虎钳的2个(ge)卡爪(zhua)来回同步移动,来实现(xian)(xian)对零件的中心夹紧,并(bing)且夹持精度高,依工(gong)件的外形轮廓订制卡爪(zhua),不但可(ke)对工(gong)件实现(xian)(xian)外夹夹紧也可(ke)实现(xian)(xian)内撑涨紧,即可(ke)加工(gong)不同轮廓的工(gong)件,操作简单(dan)快捷,成本也大(da)幅度节省。产 。
设备日常(chang)检(jian)查(cha):1.检(jian)查(cha)设备是(shi)(shi)否(fou)(fou)(fou)(fou)正(zheng)常(chang)运(yun)转,各部件是(shi)(shi)否(fou)(fou)(fou)(fou)完好无损;2.确认设备使用过程中是(shi)(shi)否(fou)(fou)(fou)(fou)出现异常(chang)声(sheng)音、震(zhen)动或(huo)气味;3.检(jian)查(cha)设备的(de)电源、电缆、开关等(deng)部件是(shi)(shi)否(fou)(fou)(fou)(fou)正(zheng)常(chang);4.确保设备表(biao)面清洁,无积尘、油(you)污或(huo)其(qi)他杂 。
检查(cha)气(qi)(qi)(qi)源管(guan)是否漏(lou)气(qi)(qi)(qi),包括真(zhen)空管(guan)(真(zhen)空漏(lou)气(qi)(qi)(qi)时(shi)(shi)负压会降低,吸袋成功率降低),如有漏(lou)气(qi)(qi)(qi)应立(li)即治漏(lou),可临(lin)时(shi)(shi)加装中间快(kuai)速接头或用胶(jiao)布(bu)或塑料带缠绕治漏(lou),并做好工作记录。必须保证(zheng)气(qi)(qi)(qi)源管(guan)无泄(xie)漏(lou),临(lin)时(shi)(shi)停(ting)机时(shi)(shi)对整条(tiao)气(qi)(qi)(qi)源管(guan) 。
设(she)备(bei)日常(chang)检查:1.检查设(she)备(bei)是(shi)否正(zheng)(zheng)常(chang)运(yun)转(zhuan),各(ge)部件是(shi)否完好无(wu)损;2.确(que)认设(she)备(bei)使用过(guo)程中是(shi)否出现异常(chang)声音、震动(dong)或(huo)气味;3.检查设(she)备(bei)的电(dian)源(yuan)、电(dian)缆、开关等部件是(shi)否正(zheng)(zheng)常(chang);4.确(que)保设(she)备(bei)表面清(qing)洁,无(wu)积尘、油污或(huo)其(qi)他杂 。
跨境物(wu)(wu)流企业(ye)(ye)区域优势明显(xian)(xian),行(xing)(xing)业(ye)(ye)集中(zhong)度(du)低(di)由(you)于全球不同(tong)国家区域情况复(fu)杂,跨境物(wu)(wu)流的(de)标准化(hua)程(cheng)度(du)远低(di)于快递行(xing)(xing)业(ye)(ye),且(qie)区域优势明显(xian)(xian),企业(ye)(ye)的(de)物(wu)(wu)流业(ye)(ye)务往往集中(zhong)在本土或者周边地(di)区和国家。2020年(nian)全球国际物(wu)(wu)流行(xing)(xing)业(ye)(ye)CR5 。
抗(kang)倍特板(ban)是一种具(ju)有优异性能和美(mei)(mei)观(guan)外(wai)观(guan)的(de)(de)装饰材料,有单(dan)色(se)(se)、自(zi)然色(se)(se)和金属(shu)色(se)(se)三种系列可供选择。其色(se)(se)泽(ze)鲜(xian)艳,美(mei)(mei)丽持久(jiu),应用于公(gong)共设施的(de)(de)外(wai)墙、阳台以及(ji)人员进出繁多的(de)(de)各种设施上。其单(dan)色(se)(se)系列具(ju)有简洁、纯净的(de)(de)外(wai)观(guan),色(se)(se) 。
进(jin)口(kou)报关的(de)重(zhong)要性是什么?首先,进(jin)口(kou)报关是保障(zhang)国家的(de)安全(quan)的(de)重(zhong)要手段(duan)之一。随着全(quan)球化的(de)发(fa)展,国际(ji)贸(mao)易日益(yi)频繁,各种商品涌入国内市场。然而,其中也不乏(fa)一些(xie)可能(neng)对(dui)国家的(de)安全(quan)构(gou)成(cheng)威(wei)胁的(de)商品,如危险化学品、危险装(zhuang) 。
羧甲基(ji)纤(xian)(xian)维(wei)素(su)铵,缩写:CMC-NH4或者ACMC;化(hua)学结构(gou)式(shi):C6H7O2(OH)2OCH2COONH4;分(fen)子式(shi):C8H15O7N;外观:白色(se)粉(fen)末(mo)或微(wei)黄(huang)色(se)纤(xian)(xian)维(wei)状(zhuang)粉(fen)末(mo)或者颗粒;特点:羧甲基(ji)纤(xian)(xian)维(wei)素(su)铵易(yi)溶于 。