Beta-hydroxyalkylamide cured acid polymer/polyepoxide powder coa

Details Beta-hydroxyalkylamide cured acid polymer/polyepoxide powder coa Beta-hydroxyalkylamide cured acid polymer/polyepoxide powder coa

1989-08-22

1991-05-07

Lieberman, Allan M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Mixing of two or more solid polymers; mixing of solid...

525438, 525934, C08L 3308, C08L 6702

Patent

active

050137913

ABSTRACT:
The thermosetting powder coating composition which has good stability and good physical properties, such as appearance, flexibility, hardness, solvent resistance and corrosion resistance, is disclosed. The composition comprises a co-reactable particulate mixture of a carboxylic acid group-containing polymer, a polyepoxide, and a beta-hydroxylalkylamide.

REFERENCES:
patent: 4076917 (1978-02-01), Swift et al.
patent: 4101606 (1978-07-01), Cenci et al.
patent: 4346144 (1982-08-01), Craven
patent: 4419495 (1983-12-01), Davis
patent: 4444923 (1984-04-01), McCarty
patent: 4446258 (1984-05-01), Chu et al.
patent: 4727111 (1988-02-01), pettit, Jr. et al.
Lomax and Smith, "B-Hydroxyalkylamides, Low Polluting Crosslinkers for Carboxyl Containing Polymers," Journal of Coatings Technology, vol. 50, No. 643, Aug. 1978, pp. 49-55.

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