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已读[418]
发布: 2013/06/22 14:29:45
而由于高等粘合剂技术小企业、小品牌成本高,成本不划算,因此目前国内不知名的地板企业大多使用的劣质胶黏剂,其主要成分是脲醛树脂胶,也 就是含有大量甲醛的粘合剂。国内比较知名的企业如圣象地板等企业则采用高等级的粘合剂并严格控制甲醛的含量,确保安全。 ...
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已读[570]
发布: 2013/06/22 14:29:31
SBWire (press release) The company produces and sells synthetic resins , industrial glues, adhesives , ethyl alcohol, and liquid carbon dioxide. It offers a range of phenol formaldehyde, melamine-formaldehyde, melamine- urea formaldehyde , and phenol resorcinol formaldehyde ... and more »
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已读[339]
发布: 2013/06/22 14:29:25
PR Web (press release) Origins™ with PureBond®, a urea formaldehyde -free, soy-based adhesive , combines easy installation and maintenance with the durability of Allwood™, Armstrong's top-tier construction with quality features usually found only in custom cabinetry. The ... and more »
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已读[308]
发布: 2013/06/22 14:29:22
woodworkingnetwork.com Origins™ with PureBond®, a urea formaldehyde -free, soy-based adhesive , combines easy installation and maintenance with the durability of Allwood™, Armstrong's top-tier construction with quality features usually found only in custom cabinetry. The ...
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已读[426]
发布: 2013/06/18 16:19:17
甲醛可被室内的高比表面材料吸附富集,当室内温度升高时又重新释放出来,加剧污染效应。...目前各类人造板材及其家具在制作中通常采用脲醛树脂作为胶黏剂,可能是甲醛的最大排放源。 ...
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已读[1960]
发布: 2013/06/08 04:40:06
Houston Chronicle ... plant sources (paste, cellulose and rubber ). Synthetic adhesives include epoxy, cyanoacrylate, contact cement, hot melt, polyurethane, polyvinyl acetate (PVA), resin, resorcinol, silicone , spray and urea formaldehyde. Whether natural or synthetic ...
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已读[520]
发布: 2013/06/03 06:32:53
实际生产中在保证低游离甲醛释放前提下提高低摩尔比脲醛树脂的整体性能成为一个迫需解决的问题;三聚氰胺是改善低摩尔比脲醛树脂胶黏剂性能最常用的改性剂。 SuminKim...
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已读[371]
发布: 2013/06/03 04:08:43
虽然脲醛树脂在加热或室温下也能固化,但固化时间长,固化不完全,胶粘质量差。通常在实际应用时都要加放固化剂和其他助剂,配制成脲醛树脂胶粘剂,以加速固化。改善...
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已读[393]
发布: 2013/06/03 04:08:20
脲醛树脂(UF)是使用量最大的人造板用胶粘剂,具有无色透明、原料来源丰富和成本低廉等优势[1-2],但其耐老化性能差、耐水性欠佳和易释放出游离甲醛等缺点[2-4...
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已读[395]
发布: 2013/06/03 04:08:05
淀粉与脲醛树脂复合胶粘剂的制备与性能研究 http://www.coatings.hc360.com2012... ・汉高龙项目二期工程胶粘剂项目环... ・广州胶黏剂质量监测一半以上不合...
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