The mineral wool plant growth backing material which is obtained by the production method and the said method of the mineral wool plant growth backing material

摘要

The present invention relates to a process for the manufacture of a mineral wool plant growth substrate having a coherent hydrophilic matrix of mineral wool fibres connected by cured binder, comprising the steps of: i. providing mineral wool fibres; ii. applying to the mineral wool fibres as a binder a phenol-formaldehyde resin and a furan resin; iii. forming a matrix of the mineral wool fibres; and iv. curing the binder and to the obtainable mineral wool plant growth substrate.