Cobalt- and nickel-free sealant compositions

Details Cobalt- and nickel-free sealant compositions Cobalt- and nickel-free sealant compositions

1997-06-19

1999-07-06

Brunsman, David

Compositions: coating or plastic

Coating or plastic compositions

O-containing organic compound

106 1413, 1062872, 10628726, 148271, 148272, 4274301, C09K 1512

Patent

active

059192976

ABSTRACT:
Aluminium oxide sealant compositions, concentrates, and processes employing the same are described which comprise a combination of certain sulphonated aromatic compounds and condensates of aldehydes and certain other sulphonated aromatic compounds. Unexpected improvements in seal quality are obtained using the compositions of the invention, and in the substantial absence of smut formation.

REFERENCES:
patent: 4588488 (1986-05-01), Baumann et al.
patent: 5362317 (1994-11-01), Patel et al.
patent: 5374455 (1994-12-01), Patel et al.
patent: 5411607 (1995-05-01), Basaly et al.
patent: 5478415 (1995-12-01), Massad et al.

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