Claims
- 1. Method of reducing the lead release in lead crystal glass by application of a coating produced by application and hardening of a coating material containing a hydrolytic condensation product comprising a cross-linkable organofunctional hydrosilicon, a metal compound and an organic prepolymer cross-linkable with this hydrolytic condensate.
- 2. Method according to claim 1 wherein the coating is produced by at least one of spraying, dipping and centrifuging.
- 3. Method according to claim 2 wherein hardening is carried out in a temperature range between 100 and 250C.
- 4. Method according to claim 3 wherein a thickness of the coating in a range between 1 and 50 .mu.m is obtained.
- 5. Method according to claim 2 wherein a thickness of the coating in a range between 1 and 50 .mu.m is obtained.
- 6. Method according to claim 1 wherein hardening is carried out in a temperature range between 100 and 250C.
- 7. Method according to claim 6 wherein a thickness of the coating in a range between 1 and 50 .mu.m is obtained.
- 8. Method according to claim 1 wherein a thickness of the coating in a range between 1 and 50 .mu.m is obtained.
Priority Claims (1)
Number |
Date |
Country |
Kind |
195 01 092 |
Jan 1995 |
DEX |
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Parent Case Info
This application is a continuation-in-part of U.S. Ser. No. 08/599,418, filed Jan. 15, 1996 now abandoned and a continuation-in-part of U.S. Ser. No. 08/539,270, filed Oct. 4, 1995 now pending. U.S. Ser. No. 08/539,270 is itself a continuation of U.S. Ser. No. 08/187,093, filed Jan. 26, 1994, now abandoned. U.S. Ser. No. 08/187,093, U.S. Ser. No. 08/539,270 and U.S. Ser. No. 08/599,418 are all assigned to the same assignee as this application.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
3047417 |
Melrose |
Jul 1962 |
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5308652 |
Cornier |
May 1994 |
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Foreign Referenced Citations (1)
Number |
Date |
Country |
4303570 |
Nov 1994 |
DEX |
Continuations (1)
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Number |
Date |
Country |
Parent |
187093 |
Jan 1994 |
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Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
599418 |
Jan 1996 |
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