| 摘要 |
The present invention relates to a method of forming a shaped porous article (20) formed of a plastics material characterised in that the method comprises working said plastics material to increase the temperature thereof to a level at which the material exhibits a rubber-like consistency, and forcing the conditioned material through orifice means to cause or allow the material to form discrete particles and thereafter passing said particles through shaping means (13) to cause or allow said particles to adhere one to another to form a shaped porous article (20) of said plastics material. |
