Abrasive tool making process – material – or composition – Impregnating or coating an abrasive tool
Patent
1975-12-31
1977-07-26
Arnold, Donald J.
Abrasive tool making process, material, or composition
Impregnating or coating an abrasive tool
51298A, C08J 514
Patent
active
040380467
ABSTRACT:
Abrasive articles containing abrasive grits bonded to a support are made with a resinous bond consisting of urea formaldehyde prepolymer blended with a phenolic A-stage resin and finally cured under basic conditions.
REFERENCES:
patent: 3256077 (1966-06-01), Abler
patent: 3306864 (1967-02-01), Lang et al.
patent: 3619150 (1971-11-01), Rinker et al.
patent: 3852232 (1974-12-01), Bowman et al.
Arnold Donald J.
Franklin Rufus M.
Norton Company
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