ADHESIVE UREA-FORMALDEHYDE RESIN BASED COMPOSITION WITH LOW CONTENT OF FREE FORMALIN AND LIGNOSULPHONATE OF TECHNICAL CALCIUM
摘要
The adhesive comprises a formulation with maximum 0.3% of free formaldehyde. The non-modified calcium lignosulphonic material content is also relatively increased. This decreases the urea requirement throughout by substitution of 25% of the urea with the lignosulphonic grains.
申请公布号
RO103375(A2)
申请公布日期
1991.12.02
申请号
RO19890139651
申请日期
1989.05.10
申请人
COMBINATUL DE PRELUCRARE A LEMNULUI, PIATRA NEAMT, JUDETUL NEAMT
