发明授权
US5187210A Method of making a carrier phase composition and a high-speed starch-based corrugating adhesive containing a carrier phase comprised of starch, modified starch or dextrin and polyvinyl alcohol 失效
制备载体相组合物的方法和包含由淀粉,改性淀粉或糊精和聚乙烯醇组成的载体相的高速淀粉基波纹粘合剂

Method of making a carrier phase composition and a high-speed
starch-based corrugating adhesive containing a carrier phase comprised
of starch, modified starch or dextrin and polyvinyl alcohol
摘要:
A high speed corrugating adhesive having a carrier phase comprised of starch, modified starch or dextrin and polyvinyl alcohol in an aqueous emulsion wherein a cold water soluble, partially hydrolyzed, polyvinyl alcohol is used as a starting material. The polyvinyl alcohol is further hydrolyzed in situ to a degree of hydrolysis of more than about 95% by heating it in the presence of water, caustic, and starch, modified starch or dextrin. The carrier phase is admixed with a boron containing compound and a suspension of water and starch to prepare the corrugating adhesive for use in a corrugating machine.
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