Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Mixing of two or more solid polymers; mixing of solid...
Patent
1993-09-10
1995-02-28
Lipman, Bernard
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Mixing of two or more solid polymers; mixing of solid...
5253299, 525437, 525448, C08F 830
Patent
active
053938461
ABSTRACT:
A thermosetting powder coating composition having improved optical and weathering properties, such as gloss, orange peel, and Distinctness of Image (DOI), while maintaining other physical properties such as flexibility, durability, solvent and corrosive resistance, which comprises a reactable mixture of a carboxylic acid group-containing polyester, a monocarboxylic acid group-containing material and beta-hydroxyalkylamide curing agent.
REFERENCES:
patent: 4727111 (1988-02-01), Pettit, Jr. et al.
Hammerton David A.
Kromberger Karlheinz
Deshmukh Sudhir G.
Lipman Bernard
Powell Marvin J.
Rohm and Haas Company
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