Phenolic adhesives are adhesive that created from phenol substance. Adhesive that include in this group, phenol adhesive like; phenol formaldehyde adhesive. This adhesive is created from mixture of phenol and formalin. After cooking with controlled condition like temperature, pH, time and off course the composition, the end product of the reaction will result a phenol formaldehyde adhesive. Phenol formaldehyde include of thermosetting adhesive, its mean that this adhesive will change because of temperature and can't change back to their original properties.
The other kind of phenolic adhesive is phenolic epoxy adhesive. Phenolic epoxy adhesive can produce from vegetable tanin and also can produce from chemicals mix of phenol and epoxy. This vegetable should be extracted first to get tanin extract that contain of highly reactive phenol. This tannin can found from many trees, especially from bark and wood.
Popular Posts
-
Urea formaldehyde as wood glue have characteristics such as low cost for hude application, low cure temperature, resistance to microorgani... -
Some Paint product also produce from similar chemicals like adhesive. These kind of paints will form a polymer after a period of time. The m...
-
Melamine Formaldehyde Adhesive or Melamine Resin Adhesive A melamine formaldehyde adhesive (also commonly called a melamine glue or an MF)... -
There are hundreds of adhesive preparations on the market today, supplemented by hundreds of available formulations, which are capable of h...
-
We have known that polyester is often use in garment industry to make cloth, but polyester here just to talk about the resin of polyester it...
No comments:
Post a Comment