Patent ID: 6844420
Filing Date: 2005-01-18
Classification: C08G,C08H,C08L,C09J,C10B,C10C,Y02E,Y02P

Abstract:
1. A natural resin (NR) characterized by comprising: i) a phenol content from about 0.001% to about 0.1% (w/w); ii) a total phenolic content from about 35% to about 95% (w/w); iii) a smoky odour; iv) a pH from about 2.0 to about 5.0; v) a water content of from about 1 to about 10 wt %; vi) an acids content of from about 0.1 to about 5.0 dry wt %; and vii) an average molecular weight (wet)/(dry) of from about (300-450)/(350-500) Daltons; wherein the NR is solid at room temperature.