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APPLICATION OF A hardener for adhesives for surface gluing of wood materials and procedures for the production of flat glued wood materials
APPLICATION OF A hardener for adhesives for surface gluing of wood materials and procedures for the production of flat glued wood materials
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机译:木材表面胶粘剂用硬化剂的应用和生产平面胶木材料的程序
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摘要
1. Use of a curing agent based on an ammonium salt of a strong acid and, if required, urea, which curing agent contains form 10 to 50% by weight of a sheet silicate, from 0.3 to 3% by weight of a starch powder or from 10 to 50% by weight of a dextrin and from 0.1 to 2% by weight of xanthan, the percentages being based on its dry components, for urea/formaldehyde or melamine/urea/formaldehyde resin glue liquors which are used for gluing the surfaces of woodworking materials.
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