玻璃鋼冷卻塔樹脂及輔助劑簡要概述

在(zai)(zai)(zai)(zai)(zai)FRP材(cai)(cai)料中(zhong)(zhong)，樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)作(zuo)(zuo)用(yong)(yong)為(wei)：一(yi)是將分(fen)(fen)散的(de)(de)(de)(de)(de)(de)(de)玻璃(li)纖(xian)維黏(nian)(nian)(nian)結(jie)(jie)在(zai)(zai)(zai)(zai)(zai)一(yi)起，使其成(cheng)(cheng)(cheng)為(wei)整(zheng)體，并使纖(xian)維定(ding)(ding)(ding)(ding)向定(ding)(ding)(ding)(ding)位，不(bu)(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)移動(dong)；二(er)是起著傳(chuan)遞作(zuo)(zuo)用(yong)(yong)。FRP的(de)(de)(de)(de)(de)(de)(de)各項主要(yao)性(xing)(xing)(xing)能(neng)(neng)(neng)，如電性(xing)(xing)(xing)能(neng)(neng)(neng)、耐濕性(xing)(xing)(xing)、耐腐(fu)(fu)性(xing)(xing)(xing)等(deng)，主要(yao)由樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)決定(ding)(ding)(ding)(ding)。1、樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)分(fen)(fen)類(lei)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)通(tong)常按(an)受(shou)熱(re)(re)(re)后(hou)(hou)不(bu)(bu)(bu)(bu)(bu)(bu)同(tong)反(fan)應(ying)(ying)可(ke)(ke)分(fen)(fen)為(wei)兩類(lei)：1熱(re)(re)(re)固(gu)(gu)(gu)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)這類(lei)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)催化劑(ji)(ji)及一(yi)定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)(de)(de)溫度(du)(du)(du)、壓(ya)(ya)力(li)(li)作(zuo)(zuo)用(yong)(yong)下(xia)(xia)發(fa)(fa)(fa)生(sheng)(sheng)不(bu)(bu)(bu)(bu)(bu)(bu)可(ke)(ke)逆化學反(fan)應(ying)(ying)固(gu)(gu)(gu)化，使線(xian)性(xing)(xing)(xing)有(you)機聚合物(wu)鏈相互交聯，形成(cheng)(cheng)(cheng)三維結(jie)(jie)構體。熱(re)(re)(re)固(gu)(gu)(gu)化樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)固(gu)(gu)(gu)化前一(yi)般為(wei)液態(tai)(tai)，可(ke)(ke)以流動(dong)，從(cong)而可(ke)(ke)以加(jia)工(gong)(gong)制作(zuo)(zuo)，一(yi)旦固(gu)(gu)(gu)化變(bian)成(cheng)(cheng)(cheng)堅硬(ying)(ying)(ying)的(de)(de)(de)(de)(de)(de)(de)固(gu)(gu)(gu)體，就不(bu)(bu)(bu)(bu)(bu)(bu)可(ke)(ke)能(neng)(neng)(neng)再(zai)回(hui)到(dao)固(gu)(gu)(gu)化前的(de)(de)(de)(de)(de)(de)(de)狀(zhuang)(zhuang)態(tai)(tai)，也不(bu)(bu)(bu)(bu)(bu)(bu)能(neng)(neng)(neng)再(zai)次(ci)(ci)定(ding)(ding)(ding)(ding)型。屬(shu)熱(re)(re)(re)固(gu)(gu)(gu)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)有(you)：環(huan)氧樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、酚醛樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、氨基樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、有(you)機硅樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、不(bu)(bu)(bu)(bu)(bu)(bu)飽和(he)(he)聚酯(zhi)(zhi)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、聚氨酯(zhi)(zhi)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)等(deng)，在(zai)(zai)(zai)(zai)(zai)手(shou)工(gong)(gong)成(cheng)(cheng)(cheng)型工(gong)(gong)藝(yi)(yi)中(zhong)(zhong)主要(yao)使用(yong)(yong)熱(re)(re)(re)固(gu)(gu)(gu)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。在(zai)(zai)(zai)(zai)(zai)冷卻(que)塔(ta)(ta)手(shou)糊成(cheng)(cheng)(cheng)型工(gong)(gong)藝(yi)(yi)中(zhong)(zhong)主要(yao)是熱(re)(re)(re)固(gu)(gu)(gu)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)不(bu)(bu)(bu)(bu)(bu)(bu)飽和(he)(he)聚酯(zhi)(zhi)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、環(huan)氧樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)和(he)(he)酚醛樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，故在(zai)(zai)(zai)(zai)(zai)后(hou)(hou)述的(de)(de)(de)(de)(de)(de)(de)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)介紹中(zhong)(zhong)，主要(yao)論述這三種樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)。2熱(re)(re)(re)塑(su)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)這類(lei)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)室溫狀(zhuang)(zhuang)態(tai)(tai)下(xia)(xia)通(tong)常是固(gu)(gu)(gu)體，加(jia)熱(re)(re)(re)軟(ruan)化融化后(hou)(hou)可(ke)(ke)在(zai)(zai)(zai)(zai)(zai)一(yi)定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)(de)(de)加(jia)壓(ya)(ya)條件下(xia)(xia)流動(dong)，可(ke)(ke)加(jia)工(gong)(gong)成(cheng)(cheng)(cheng)型，冷卻(que)后(hou)(hou)再(zai)次(ci)(ci)硬(ying)(ying)(ying)化。因此這類(lei)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)可(ke)(ke)以回(hui)收、循(xun)環(huan)使用(yong)(yong)，故發(fa)(fa)(fa)展(zhan)較快。同(tong)一(yi)類(lei)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，因生(sheng)(sheng)產過程中(zhong)(zhong)選(xuan)用(yong)(yong)催化劑(ji)(ji)和(he)(he)原料的(de)(de)(de)(de)(de)(de)(de)比(bi)例(li)不(bu)(bu)(bu)(bu)(bu)(bu)同(tong)，既可(ke)(ke)生(sheng)(sheng)成(cheng)(cheng)(cheng)熱(re)(re)(re)塑(su)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，也可(ke)(ke)生(sheng)(sheng)成(cheng)(cheng)(cheng)熱(re)(re)(re)固(gu)(gu)(gu)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，而熱(re)(re)(re)塑(su)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)有(you)利于(yu)環(huan)保，應(ying)(ying)優先發(fa)(fa)(fa)展(zhan)。因FRP冷卻(que)塔(ta)(ta)中(zhong)(zhong)目前不(bu)(bu)(bu)(bu)(bu)(bu)采(cai)用(yong)(yong)熱(re)(re)(re)塑(su)性(xing)(xing)(xing)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)，故不(bu)(bu)(bu)(bu)(bu)(bu)作(zuo)(zuo)進一(yi)步論述。2、熱(re)(re)(re)固(gu)(gu)(gu)化樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)三個(ge)(ge)固(gu)(gu)(gu)化階(jie)段(duan)在(zai)(zai)(zai)(zai)(zai)FRP材(cai)(cai)料所選(xuan)用(yong)(yong)的(de)(de)(de)(de)(de)(de)(de)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)中(zhong)(zhong)，不(bu)(bu)(bu)(bu)(bu)(bu)飽和(he)(he)聚酯(zhi)(zhi)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、環(huan)氧樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、酚醛樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)、聚氯(lv)乙烯(xi)和(he)(he)聚酰胺的(de)(de)(de)(de)(de)(de)(de)用(yong)(yong)量占95%的(de)(de)(de)(de)(de)(de)(de)比(bi)例(li)，其中(zhong)(zhong)價廉物(wu)美的(de)(de)(de)(de)(de)(de)(de)不(bu)(bu)(bu)(bu)(bu)(bu)飽和(he)(he)聚酯(zhi)(zhi)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)又(you)占其中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)60%～90%。熱(re)(re)(re)固(gu)(gu)(gu)化樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)其固(gu)(gu)(gu)化過程大致(zhi)可(ke)(ke)分(fen)(fen)以下(xia)(xia)三個(ge)(ge)階(jie)段(duan)：1第(di)一(yi)階(jie)段(duan)—凝膠(jiao)(jiao)階(jie)段(duan)從(cong)黏(nian)(nian)(nian)流態(tai)(tai)到(dao)失去流動(dong)性(xing)(xing)(xing)，即從(cong)粘手(shou)到(dao)軟(ruan)而不(bu)(bu)(bu)(bu)(bu)(bu)粘。屬(shu)液態(tai)(tai)狀(zhuang)(zhuang)態(tai)(tai)，物(wu)理(li)狀(zhuang)(zhuang)態(tai)(tai)為(wei)黏(nian)(nian)(nian)流態(tai)(tai)。2第(di)二(er)階(jie)段(duan)—定(ding)(ding)(ding)(ding)型階(jie)段(duan)定(ding)(ding)(ding)(ding)型階(jie)段(duan)也稱固(gu)(gu)(gu)化階(jie)段(duan)，從(cong)凝膠(jiao)(jiao)失去流動(dong)性(xing)(xing)(xing)到(dao)表面有(you)一(yi)定(ding)(ding)(ding)(ding)硬(ying)(ying)(ying)度(du)(du)(du)，可(ke)(ke)以脫模。屬(shu)凝膠(jiao)(jiao)狀(zhuang)(zhuang)態(tai)(tai)，物(wu)理(li)狀(zhuang)(zhuang)態(tai)(tai)為(wei)橡膠(jiao)(jiao)態(tai)(tai)。3第(di)三階(jie)段(duan)—熟化階(jie)段(duan)熟化階(jie)段(duan)具有(you)一(yi)定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)(de)(de)硬(ying)(ying)(ying)度(du)(du)(du)，一(yi)定(ding)(ding)(ding)(ding)的(de)(de)(de)(de)(de)(de)(de)力(li)(li)學性(xing)(xing)(xing)能(neng)(neng)(neng)，直(zhi)(zhi)到(dao)有(you)穩定(ding)(ding)(ding)(ding)物(wu)化性(xing)(xing)(xing)能(neng)(neng)(neng)可(ke)(ke)以使用(yong)(yong)。屬(shu)固(gu)(gu)(gu)態(tai)(tai)狀(zhuang)(zhuang)態(tai)(tai)，物(wu)理(li)狀(zhuang)(zhuang)態(tai)(tai)為(wei)玻璃(li)態(tai)(tai)。常用(yong)(yong)熱(re)(re)(re)固(gu)(gu)(gu)化樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)在(zai)(zai)(zai)(zai)(zai)通(tong)常情(qing)況下(xia)(xia)，都是線(xian)型分(fen)(fen)子(zi)(zi)，有(you)的(de)(de)(de)(de)(de)(de)(de)略帶分(fen)(fen)技，在(zai)(zai)(zai)(zai)(zai)固(gu)(gu)(gu)化劑(ji)(ji)或熱(re)(re)(re)作(zuo)(zuo)用(yong)(yong)下(xia)(xia)，按(an)上述3個(ge)(ge)階(jie)段(duan)迅(xun)速轉為(wei)不(bu)(bu)(bu)(bu)(bu)(bu)可(ke)(ke)逆轉的(de)(de)(de)(de)(de)(de)(de)網(wang)狀(zhuang)(zhuang)結(jie)(jie)構。因熱(re)(re)(re)固(gu)(gu)(gu)化樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)固(gu)(gu)(gu)化后(hou)(hou)是不(bu)(bu)(bu)(bu)(bu)(bu)熔的(de)(de)(de)(de)(de)(de)(de)，故制品一(yi)旦不(bu)(bu)(bu)(bu)(bu)(bu)符要(yao)求(qiu)，只能(neng)(neng)(neng)按(an)廢品處(chu)理(li)，故手(shou)工(gong)(gong)工(gong)(gong)藝(yi)(yi)在(zai)(zai)(zai)(zai)(zai)設計、成(cheng)(cheng)(cheng)型過程中(zhong)(zhong)須慎重(zhong)(zhong)。3、手(shou)工(gong)(gong)工(gong)(gong)藝(yi)(yi)對樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)的(de)(de)(de)(de)(de)(de)(de)基本要(yao)求(qiu)1分(fen)(fen)子(zi)(zi)質(zhi)量及其分(fen)(fen)布范圍(wei)直(zhi)(zhi)接影(ying)響樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)性(xing)(xing)(xing)能(neng)(neng)(neng)，要(yao)求(qiu)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)分(fen)(fen)子(zi)(zi)質(zhi)量大小適(shi)中(zhong)(zhong)，分(fen)(fen)布范圍(wei)盡(jin)(jin)量集中(zhong)(zhong)。2黏(nian)(nian)(nian)度(du)(du)(du)和(he)(he)流動(dong)性(xing)(xing)(xing)是樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)工(gong)(gong)藝(yi)(yi)性(xing)(xing)(xing)重(zhong)(zhong)要(yao)指標，直(zhi)(zhi)接影(ying)響工(gong)(gong)藝(yi)(yi)性(xing)(xing)(xing)能(neng)(neng)(neng)，要(yao)求(qiu)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)黏(nian)(nian)(nian)度(du)(du)(du)小，易于(yu)浸漬纖(xian)維，并且流動(dong)性(xing)(xing)(xing)好。3揮(hui)發(fa)(fa)(fa)分(fen)(fen)含(han)量不(bu)(bu)(bu)(bu)(bu)(bu)僅影(ying)響成(cheng)(cheng)(cheng)型工(gong)(gong)藝(yi)(yi)，而且直(zhi)(zhi)接影(ying)響制品質(zhi)量，要(yao)求(qiu)揮(hui)發(fa)(fa)(fa)分(fen)(fen)小，關鍵(jian)部件空隙率≤0、5%，重(zhong)(zhong)要(yao)部件≤1%；4固(gu)(gu)(gu)化特性(xing)(xing)(xing)是玻璃(li)鋼成(cheng)(cheng)(cheng)型的(de)(de)(de)(de)(de)(de)(de)最重(zhong)(zhong)要(yao)特性(xing)(xing)(xing)，要(yao)求(qiu)固(gu)(gu)(gu)化溫度(du)(du)(du)盡(jin)(jin)可(ke)(ke)能(neng)(neng)(neng)低，固(gu)(gu)(gu)化壓(ya)(ya)力(li)(li)盡(jin)(jin)可(ke)(ke)能(neng)(neng)(neng)小，固(gu)(gu)(gu)化時間盡(jin)(jin)可(ke)(ke)能(neng)(neng)(neng)短(duan)。5樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)強度(du)(du)(du)、模量、延伸率、壓(ya)(ya)縮(suo)性(xing)(xing)(xing)能(neng)(neng)(neng)對玻璃(li)鋼性(xing)(xing)(xing)能(neng)(neng)(neng)有(you)直(zhi)(zhi)接影(ying)響，要(yao)求(qiu)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)有(you)良(liang)好的(de)(de)(de)(de)(de)(de)(de)力(li)(li)學性(xing)(xing)(xing)能(neng)(neng)(neng)6要(yao)求(qiu)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)與(yu)纖(xian)維有(you)良(liang)好的(de)(de)(de)(de)(de)(de)(de)相容性(xing)(xing)(xing)，即與(yu)纖(xian)維的(de)(de)(de)(de)(de)(de)(de)結(jie)(jie)合性(xing)(xing)(xing)能(neng)(neng)(neng)，包(bao)括浸潤性(xing)(xing)(xing)和(he)(he)黏(nian)(nian)(nian)結(jie)(jie)性(xing)(xing)(xing)能(neng)(neng)(neng)；7要(yao)求(qiu)樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)有(you)良(liang)好的(de)(de)(de)(de)(de)(de)(de)耐熱(re)(re)(re)性(xing)(xing)(xing)能(neng)(neng)(neng)，包(bao)括長期(qi)工(gong)(gong)作(zuo)(zuo)溫度(du)(du)(du)高(gao)和(he)(he)在(zai)(zai)(zai)(zai)(zai)熱(re)(re)(re)作(zuo)(zuo)用(yong)(yong)下(xia)(xia)發(fa)(fa)(fa)生(sheng)(sheng)交聯、降解、氧化反(fan)應(ying)(ying)較少，性(xing)(xing)(xing)能(neng)(neng)(neng)不(bu)(bu)(bu)(bu)(bu)(bu)易降低；8特殊要(yao)求(qiu)，包(bao)括樹(shu)(shu)(shu)(shu)(shu)(shu)脂(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)(zhi)耐化學腐(fu)(fu)蝕性(xing)(xing)(xing)能(neng)(neng)(neng)、介電性(xing)(xing)(xing)能(neng)(neng)(neng)、阻(zu)燃性(xing)(xing)(xing)能(neng)(neng)(neng)、自然性(xing)(xing)(xing)能(neng)(neng)(neng)及抗燒性(xing)(xing)(xing)能(neng)(neng)(neng)等(deng)均應(ying)(ying)良(liang)好。

玻璃鋼冷卻塔修補流程

1、修(xiu)(xiu)補(bu)(bu)(bu)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)在(zai)(zai)(zai)加(jia)(jia)工(gong)過(guo)(guo)程(cheng)或(huo)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)維(wei)(wei)護過(guo)(guo)程(cheng)中會出(chu)現缺(que)陷(xian)和(he)(he)(he)(he)損(sun)(sun)(sun)傷(shang)(shang)(shang)。如(ru)手(shou)糊鋪貼(tie)與(yu)固(gu)(gu)化(hua)成(cheng)型中產(chan)生(sheng)的(de)(de)(de)(de)(de)(de)孔隙(xi)、分(fen)(fen)層、脫(tuo)膠(jiao)(jiao)(jiao)、夾雜、貧(pin)膠(jiao)(jiao)(jiao)、富膠(jiao)(jiao)(jiao)、樹(shu)脂(zhi)(zhi)固(gu)(gu)化(hua)不(bu)全、纖(xian)(xian)維(wei)(wei)彎曲、鋪貼(tie)順序錯誤、纖(xian)(xian)維(wei)(wei)空(kong)隙(xi)；機械(xie)加(jia)(jia)工(gong)和(he)(he)(he)(he)裝(zhuang)配時(shi)(shi)(shi)(shi)產(chan)生(sheng)的(de)(de)(de)(de)(de)(de)刻痕、擦(ca)傷(shang)(shang)(shang)、撞(zhuang)(zhuang)擊(ji)、碰撞(zhuang)(zhuang)、脫(tuo)膠(jiao)(jiao)(jiao)、纖(xian)(xian)維(wei)(wei)斷裂、鉆孔不(bu)直、擰緊(jin)過(guo)(guo)力等(deng)引起的(de)(de)(de)(de)(de)(de)結構異常不(bu)符合(he)(he)設計要(yao)(yao)求等(deng)，均應(ying)(ying)(ying)進行(xing)修(xiu)(xiu)補(bu)(bu)(bu)。可(ke)(ke)修(xiu)(xiu)復(fu)存在(zai)(zai)(zai)的(de)(de)(de)(de)(de)(de)缺(que)陷(xian)是(shi)(shi)(shi)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)和(he)(he)(he)(he)玻(bo)(bo)(bo)璃(li)(li)纖(xian)(xian)維(wei)(wei)膠(jiao)(jiao)(jiao)凝復(fu)合(he)(he)材料(liao)(liao)的(de)(de)(de)(de)(de)(de)突出(chu)特點，這些(xie)修(xiu)(xiu)復(fu)，幾乎全部采用(yong)(yong)(yong)(yong)(yong)(yong)(yong)手(shou)工(gong)，而玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)的(de)(de)(de)(de)(de)(de)連接，不(bu)論是(shi)(shi)(shi)機械(xie)連接還是(shi)(shi)(shi)膠(jiao)(jiao)(jiao)接連接，在(zai)(zai)(zai)很大程(cheng)度(du)上(shang)也(ye)是(shi)(shi)(shi)對(dui)(dui)(dui)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)修(xiu)(xiu)補(bu)(bu)(bu)、增(zeng)強(qiang)(qiang)的(de)(de)(de)(de)(de)(de)措施(shi)。玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)的(de)(de)(de)(de)(de)(de)修(xiu)(xiu)補(bu)(bu)(bu)可(ke)(ke)分(fen)(fen)為表(biao)(biao)面(mian)損(sun)(sun)(sun)傷(shang)(shang)(shang)修(xiu)(xiu)補(bu)(bu)(bu)和(he)(he)(he)(he)結構損(sun)(sun)(sun)傷(shang)(shang)(shang)修(xiu)(xiu)補(bu)(bu)(bu)。表(biao)(biao)面(mian)損(sun)(sun)(sun)傷(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)修(xiu)(xiu)補(bu)(bu)(bu)多于(yu)結構損(sun)(sun)(sun)傷(shang)(shang)(shang)的(de)(de)(de)(de)(de)(de)修(xiu)(xiu)補(bu)(bu)(bu)。其(qi)(qi)(qi)修(xiu)(xiu)補(bu)(bu)(bu)過(guo)(guo)程(cheng)與(yu)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)模具(ju)及其(qi)(qi)(qi)他(ta)制(zhi)(zhi)品(pin)的(de)(de)(de)(de)(de)(de)修(xiu)(xiu)補(bu)(bu)(bu)方式(shi)相同(tong)，其(qi)(qi)(qi)修(xiu)(xiu)補(bu)(bu)(bu)流程(cheng)如(ru)圖11-19所示。用(yong)(yong)(yong)(yong)(yong)(yong)(yong)鋸條或(huo)砂(sha)(sha)輪仔細(xi)剖刮(gua)(gua)(gua)表(biao)(biao)面(mian)皺紋，在(zai)(zai)(zai)膠(jiao)(jiao)(jiao)衣(yi)破裂處鏟成(cheng)V型缺(que)口(kou)；用(yong)(yong)(yong)(yong)(yong)(yong)(yong)壓(ya)縮(suo)(suo)空(kong)氣吹掉灰塵，用(yong)(yong)(yong)(yong)(yong)(yong)(yong)丙(bing)(bing)酮清晰；用(yong)(yong)(yong)(yong)(yong)(yong)(yong)毛筆蘸膠(jiao)(jiao)(jiao)衣(yi)樹(shu)脂(zhi)(zhi)等(deng)仔細(xi)填補(bu)(bu)(bu)，盡可(ke)(ke)能(neng)使(shi)其(qi)(qi)(qi)平(ping)整或(huo)稍高于(yu)原表(biao)(biao)面(mian)；涂(tu)(tu)敷表(biao)(biao)面(mian)，覆蓋塑料(liao)(liao)薄膜；待樹(shu)脂(zhi)(zhi)完全固(gu)(gu)化(hua)后(hou)(hou)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)砂(sha)(sha)紙(zhi)(zhi)按(an)細(xi)度(du)順序依次打(da)磨(mo)(mo)。對(dui)(dui)(dui)于(yu)較小缺(que)陷(xian)或(huo)損(sun)(sun)(sun)傷(shang)(shang)(shang)可(ke)(ke)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)非(fei)補(bu)(bu)(bu)強(qiang)(qiang)板(ban)(ban)(ban)(ban)修(xiu)(xiu)補(bu)(bu)(bu)，對(dui)(dui)(dui)于(yu)較大損(sun)(sun)(sun)傷(shang)(shang)(shang)應(ying)(ying)(ying)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)補(bu)(bu)(bu)強(qiang)(qiang)板(ban)(ban)(ban)(ban)修(xiu)(xiu)補(bu)(bu)(bu)，但實(shi)際上(shang)采用(yong)(yong)(yong)(yong)(yong)(yong)(yong)混合(he)(he)形式(shi)。對(dui)(dui)(dui)于(yu)大的(de)(de)(de)(de)(de)(de)裂縫和(he)(he)(he)(he)斷裂，應(ying)(ying)(ying)采用(yong)(yong)(yong)(yong)(yong)(yong)(yong)樹(shu)脂(zhi)(zhi)壓(ya)注(zhu)和(he)(he)(he)(he)補(bu)(bu)(bu)強(qiang)(qiang)相結合(he)(he)。先用(yong)(yong)(yong)(yong)(yong)(yong)(yong)丙(bing)(bing)酮將裂縫清洗干(gan)(gan)凈，除去凸出(chu)毛刺，風干(gan)(gan)，注(zhu)入樹(shu)脂(zhi)(zhi)膠(jiao)(jiao)(jiao)液，貼(tie)補(bu)(bu)(bu)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)。對(dui)(dui)(dui)于(yu)斷裂部位，還應(ying)(ying)(ying)對(dui)(dui)(dui)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)加(jia)(jia)固(gu)(gu)板(ban)(ban)(ban)(ban)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)螺栓(shuan)鉚補(bu)(bu)(bu)強(qiang)(qiang)。2、膩(ni)(ni)(ni)子(zi)(zi)(zi)膩(ni)(ni)(ni)子(zi)(zi)(zi)和(he)(he)(he)(he)膠(jiao)(jiao)(jiao)接劑(ji)(ji)是(shi)(shi)(shi)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)成(cheng)型和(he)(he)(he)(he)維(wei)(wei)修(xiu)(xiu)中不(bu)可(ke)(ke)缺(que)少的(de)(de)(de)(de)(de)(de)材料(liao)(liao)。膩(ni)(ni)(ni)子(zi)(zi)(zi)又(you)名(ming)膠(jiao)(jiao)(jiao)泥(ni)，本(ben)身也(ye)是(shi)(shi)(shi)一種(zhong)膠(jiao)(jiao)(jiao)接劑(ji)(ji)，而膠(jiao)(jiao)(jiao)接劑(ji)(ji)的(de)(de)(de)(de)(de)(de)主要(yao)(yao)成(cheng)分(fen)(fen)之一又(you)是(shi)(shi)(shi)填料(liao)(liao)。膩(ni)(ni)(ni)子(zi)(zi)(zi)主要(yao)(yao)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)途是(shi)(shi)(shi)做填充材料(liao)(liao)、膠(jiao)(jiao)(jiao)接劑(ji)(ji)、補(bu)(bu)(bu)強(qiang)(qiang)式(shi)隔熱材料(liao)(liao)、裝(zhuang)飾材料(liao)(liao)。膩(ni)(ni)(ni)子(zi)(zi)(zi)作(zuo)(zuo)為玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)修(xiu)(xiu)補(bu)(bu)(bu)的(de)(de)(de)(de)(de)(de)主要(yao)(yao)材料(liao)(liao)，包括(kuo)聚酯(zhi)樹(shu)脂(zhi)(zhi)膩(ni)(ni)(ni)子(zi)(zi)(zi)、環氧樹(shu)脂(zhi)(zhi)膩(ni)(ni)(ni)子(zi)(zi)(zi)和(he)(he)(he)(he)一些(xie)樹(shu)脂(zhi)(zhi)涂(tu)(tu)料(liao)(liao)膩(ni)(ni)(ni)子(zi)(zi)(zi)。1對(dui)(dui)(dui)填補(bu)(bu)(bu)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)膩(ni)(ni)(ni)子(zi)(zi)(zi)的(de)(de)(de)(de)(de)(de)要(yao)(yao)求1具(ju)有(you)良好(hao)的(de)(de)(de)(de)(de)(de)涂(tu)(tu)刮(gua)(gua)(gua)性(xing)、干(gan)(gan)燥固(gu)(gu)化(hua)性(xing)和(he)(he)(he)(he)打(da)磨(mo)(mo)性(xing)。2具(ju)有(you)良好(hao)的(de)(de)(de)(de)(de)(de)填平(ping)性(xing)，收(shou)縮(suo)(suo)率(lv)小。3對(dui)(dui)(dui)底材修(xiu)(xiu)補(bu)(bu)(bu)的(de)(de)(de)(de)(de)(de)FRP材料(liao)(liao)的(de)(de)(de)(de)(de)(de)附(fu)著力要(yao)(yao)好(hao)，膩(ni)(ni)(ni)子(zi)(zi)(zi)層應(ying)(ying)(ying)具(ju)有(you)一定的(de)(de)(de)(de)(de)(de)機械(xie)強(qiang)(qiang)度(du)。4對(dui)(dui)(dui)需涂(tu)(tu)刷的(de)(de)(de)(de)(de)(de)修(xiu)(xiu)補(bu)(bu)(bu)件，要(yao)(yao)求對(dui)(dui)(dui)漆(qi)(qi)的(de)(de)(de)(de)(de)(de)吸收(shou)性(xing)小，并與(yu)涂(tu)(tu)漆(qi)(qi)層有(you)良好(hao)附(fu)著性(xing)。2膩(ni)(ni)(ni)子(zi)(zi)(zi)配制(zhi)(zhi)1將未加(jia)(jia)引發(fa)劑(ji)(ji)已混勻(yun)(yun)的(de)(de)(de)(de)(de)(de)膩(ni)(ni)(ni)子(zi)(zi)(zi)放在(zai)(zai)(zai)一平(ping)板(ban)(ban)(ban)(ban)上(shang)按(an)規定使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)量添加(jia)(jia)引發(fa)劑(ji)(ji)。2用(yong)(yong)(yong)(yong)(yong)(yong)(yong)刮(gua)(gua)(gua)板(ban)(ban)(ban)(ban)充分(fen)(fen)攪拌，使(shi)其(qi)(qi)(qi)充分(fen)(fen)均勻(yun)(yun)混合(he)(he)。3因膩(ni)(ni)(ni)子(zi)(zi)(zi)是(shi)(shi)(shi)快速固(gu)(gu)化(hua)材料(liao)(liao)。應(ying)(ying)(ying)準確估計用(yong)(yong)(yong)(yong)(yong)(yong)(yong)量和(he)(he)(he)(he)作(zuo)(zuo)業時(shi)(shi)(shi)(shi)間，以免混料(liao)(liao)過(guo)(guo)多，造成(cheng)浪費(fei)。4混合(he)(he)膩(ni)(ni)(ni)子(zi)(zi)(zi)的(de)(de)(de)(de)(de)(de)平(ping)板(ban)(ban)(ban)(ban)可(ke)(ke)為貼(tie)面(mian)板(ban)(ban)(ban)(ban)、金屬板(ban)(ban)(ban)(ban)或(huo)玻(bo)(bo)(bo)璃(li)(li)鋼(gang)(gang)板(ban)(ban)(ban)(ban)，可(ke)(ke)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)丙(bing)(bing)酮或(huo)噴漆(qi)(qi)稀料(liao)(liao)清洗。3膩(ni)(ni)(ni)子(zi)(zi)(zi)涂(tu)(tu)刮(gua)(gua)(gua)1因樹(shu)脂(zhi)(zhi)膩(ni)(ni)(ni)子(zi)(zi)(zi)固(gu)(gu)化(hua)后(hou)(hou)有(you)收(shou)縮(suo)(suo)，故(gu)需多刮(gua)(gua)(gua)一些(xie)。2刮(gua)(gua)(gua)刀應(ying)(ying)(ying)傾(qing)斜45°左右。3膩(ni)(ni)(ni)子(zi)(zi)(zi)軟硬(ying)要(yao)(yao)適中，過(guo)(guo)硬(ying)易產(chan)生(sheng)拉(la)孔，過(guo)(guo)軟易流掛。4當(dang)中途膩(ni)(ni)(ni)子(zi)(zi)(zi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)完而追加(jia)(jia)膩(ni)(ni)(ni)子(zi)(zi)(zi)時(shi)(shi)(shi)(shi)，應(ying)(ying)(ying)稍從(cong)前(qian)面(mian)重新(xin)拉(la)刮(gua)(gua)(gua)板(ban)(ban)(ban)(ban)。5在(zai)(zai)(zai)圓(yuan)角處涂(tu)(tu)刮(gua)(gua)(gua)膩(ni)(ni)(ni)子(zi)(zi)(zi)要(yao)(yao)緩(huan)慢，以免形成(cheng)空(kong)洞。4打(da)磨(mo)(mo)膩(ni)(ni)(ni)子(zi)(zi)(zi)1干(gan)(gan)磨(mo)(mo)砂(sha)(sha)布紙(zhi)(zhi)應(ying)(ying)(ying)在(zai)(zai)(zai)充分(fen)(fen)去除水分(fen)(fen)后(hou)(hou)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)。不(bu)應(ying)(ying)(ying)使(shi)用(yong)(yong)(yong)(yong)(yong)(yong)(yong)砂(sha)(sha)粒散(san)落的(de)(de)(de)(de)(de)(de)砂(sha)(sha)布紙(zhi)(zhi)，因這種(zhong)砂(sha)(sha)布紙(zhi)(zhi)會劃傷(shang)(shang)(shang)其(qi)(qi)(qi)他(ta)部位，反而使(shi)打(da)磨(mo)(mo)效(xiao)果(guo)變差。2水砂(sha)(sha)紙(zhi)(zhi)必須用(yong)(yong)(yong)(yong)(yong)(yong)(yong)水打(da)磨(mo)(mo)。打(da)磨(mo)(mo)時(shi)(shi)(shi)(shi)不(bu)應(ying)(ying)(ying)有(you)明顯發(fa)熱。3宜用(yong)(yong)(yong)(yong)(yong)(yong)(yong)水片或(huo)橡膠(jiao)(jiao)(jiao)作(zuo)(zuo)墊(dian)塊，以利提高打(da)磨(mo)(mo)效(xiao)率(lv)和(he)(he)(he)(he)質量，圓(yuan)角處宜用(yong)(yong)(yong)(yong)(yong)(yong)(yong)管狀物作(zuo)(zuo)墊(dian)補(bu)(bu)(bu)進行(xing)打(da)磨(mo)(mo)。4打(da)磨(mo)(mo)時(shi)(shi)(shi)(shi)要(yao)(yao)認真仔細(xi)，利用(yong)(yong)(yong)(yong)(yong)(yong)(yong)手(shou)感和(he)(he)(he)(he)光線的(de)(de)(de)(de)(de)(de)反射進行(xing)光潔度(du)觀察。