Claims
- 1. A primer composition consisting essentially of
- (A) at least one polyurethane having a glass transition temperature of not higher than -20.degree. C. and an elongation at break of not less than 400% at 20.degree. C., and
- (B) at least one crosslinking resin selected from the group consisting of melamine resin, urea resin, and blocked isocyanate resin,
- wherein the weight ratio as a solid resin content off component (A) to component (B) is 70-99:30-1.
- 2. The primer composition of claim 1, wherein component (B) is a blocked isocyanate resin.
- 3. The primer composition of claim 1, wherein component (B) is a urea resin.
- 4. The primer composition of claim 1, wherein component (B) is a melamine resin.
Priority Claims (1)
Number |
Date |
Country |
Kind |
61-11152 |
Jan 1986 |
JPX |
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Parent Case Info
This is a Division of application Ser. No. 07/197,149 filed May 23, 1988, now U.S. Pat. No. 4,985,500 which in turn is a continuation of Ser. No. 07/003,238 filed Jan. 14, 1987, now U.S. Pat. No. 4,830,778.
US Referenced Citations (3)
Number |
Name |
Date |
Kind |
4317894 |
Lewarchik et al. |
Mar 1982 |
|
4657962 |
Brindopke et al. |
Apr 1987 |
|
4749743 |
Ambrose et al. |
Jun 1988 |
|
Divisions (1)
|
Number |
Date |
Country |
Parent |
197149 |
May 1988 |
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Continuations (1)
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Number |
Date |
Country |
Parent |
3238 |
Jan 1987 |
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