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HOT-MELT ADHESIVE AGENT
专利权人:
发明人:
申请号:
EP14724165.7
公开号:
EP2989173A1
申请日:
2014.04.18
申请国别(地区):
EP
年份:
2016
代理人:
摘要:
The present invention provides a hot-melt adhesive agent which is capable of applying at low temperature, and has an excellent adhesiveness to a polyolefin substrate, and a disposable product obtained by employing the hot-melt adhesive agent. A hot-melt adhesive agent comprising a thermoplastic block copolymer (A) which is a copolymer of vinyl class aromatic hydrocarbons and conjugated diene compounds, wherein the thermoplastic block copolymer (A) comprises the following component (A1) and component (A2): (A1) a radial type styrene block copolymer having a styrene content of 35 to 45% by weight and a diblock content of 50 to 90% by weight, and having a viscosity at 25° C. as a 25% (by weight) toluene solution of not more than 250 mPa·s and (A2) a styrene block copolymer having a styrene content of less than 30% by weight, and having a viscosity at 25° C. as a 25% (by weight) toluene solution of more than 250 mPa·s.
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中国工程科技知识中心
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