Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Patent
1995-01-05
1995-12-19
Sweet, Mark
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
524172, 524236, 524588, C08K 541
Patent
active
054768896
ABSTRACT:
A sealer or adhesive composition based on a polyoxyalkylene polymer having a silicon-containing hydrolyzable group, which has improved adhesion in a dried, cured state with a paint coating containing acrylic resins, acrylic-urethane resins, or urethane resins. The improvement involves the addition to such a sealer/adhesive composition of an alkylarylsulfonamide contained therein in an amount of least about 50 phr or more, by weight. The invention also pertains to a method applying and adhering a paint coating to such a sealer composition after it is dried.
REFERENCES:
patent: 3730939 (1973-05-01), Koch et al.
patent: 3971751 (1976-07-01), Isayama et al.
patent: 4444974 (1984-04-01), Takase et al.
patent: 4923927 (1990-05-01), Hirose et al.
patent: 5024792 (1991-06-01), Havens
patent: 5063270 (1991-11-01), Yukimoto et al.
patent: 5272224 (1993-12-01), Baghdachi et al.
ASTM Standard Designation No. D 3359-90, "Standard Test Method for Measuring Adhesion by Tape Test", publ. Dec. 1990, pp. 511-514.
Francis Richard
Griswold Gary L.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
Sweet Mark
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