Plastic and nonmetallic article shaping or treating: processes – Forming articles by uniting randomly associated particles
Patent
1982-01-25
1983-09-20
Hall, James R.
Plastic and nonmetallic article shaping or treating: processes
Forming articles by uniting randomly associated particles
264122, B29J 500
Patent
active
044055420
ABSTRACT:
A method for the production of a composite material formed from comminuted particles including blending the particles and a suitable adhesive, forming the blend into a mat, and compressing the mass by at most about 65 percent. In related aspects, the particles have a defined diversity of thicknesses, adhesive is used in an amount less than about six percent by weight, and the material is compressed to have a void volume of at least about 10 percent.
REFERENCES:
patent: 3050777 (1962-08-01), Siempelkamp
patent: 3428585 (1969-02-01), Schuller
patent: 3482675 (1969-12-01), Hutz
patent: 3565725 (1971-02-01), Siempelkamp
patent: 3892619 (1975-07-01), Hutz
patent: 3895984 (1975-07-01), Cone et al.
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