Abstract:
本研究系用造纸工业附产品塔尔油,被提取脂肪酸、松香之后下余的混合物—浮油沥青。及精炼四脱莱油提取45%的芥酸后的下余物—菜油沥青。以这二种沥青为原材料,经化工处理,稀释后,可得到强度接近桐油,发气量小,型芯砂蠕变小,湿强度易调整及烘干温度较宽的铸造用粘结剂。由于这些原材料都是工业下脚料,原材料丰富,合成工艺简单,故成本低廉。
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铸造技术
ISSN: 1000-8365
CN: 61-1134/TG
Year: 1991
Issue: 05
Page: 10-12
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 0
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