1. According to a new developed friction composite modified phenol resin reinforced with flake vermiculite, the mechanism of flake reinforced bulk in friction composite was studied.

2. The structure and curing of the modified phenol resin were investigated by means of IR spectra and DSC methods.

3. New type phenol resin and its process development are briefly introduced in this paper.

4. Properties of modified phenol resin, precoated sand preparation and property test have been narrated.

5. The thermorheologic properties of some sorts of thermoplastic phenol resin were introduced.Sentence dictionary

6. It shows that to substitute phenol resin with phenolic residue resin is very successful and the coat of production is reduced. Thus a new aspect for phenolic residue resin is setup.

7. Gluing classes: basic plywood is bonded with a phenol resin adhesive resistant to weather, boiling water and meets the requirements.

8. Two kinds of activated carbon powder are obtained through foaming, carbonization, vapour activation and grinding from phenol resin and coal tar.

9. Compared with that of furan resin bonded sand, the feasibility of phenol resin bonded sand in forming a uniform coating layer in the inside mould surface is studied as well.

10. A new technology of cast hollow valve jib using phenol resin sand in 2ZZ8640 hot box shoot core machine is described.