IP Library Granted Patent US 6,981,999
Granted Patent B1
US 6,981,999 · App. 11/094,248 · Granted Jan 3, 2006

Sand lime shaped product

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Quick Facts
Patent No.
US 6,981,999
App. No.
11/094,248
Granted
Jan 3, 2006
Kind
B1
Abstract

A sand lime shaped product including wax mixed with sand and lime formed into a shaped product having a density of at least 200 kg/m 3 . A method for making a sand lime shaped product is also disclosed, including mixing wax with sand and lime to form a mixture; and forming the mixture into a shaped product.

Claims (21)

1. A sand lime shaped product comprising a mixture of wax mixed with sand lime and water, said mixture mechanically molded and hardened under steam pressure into a shaped product having a density of at least 200 kg/m 3 .

2. The sand lime shaped product according to claim 1 , wherein the density of said shaped product is at least 500 kg/m 3 .

3. The sand lime shaped product according to claim 1 , wherein the density of is at least 1000 kg/m 3 .

4. The sand lime shaped product according to claim 1 , wherein the density of said shaped product is at least 1500 kg/m 3 .

5. The sand lime shaped product according to claim 1 , wherein said wax comprises a wax emulsion that includes wax and at least one emulsifier.

6. The sand lime shaped product according to claim 1 , wherein said wax comprises a wax suspension that includes wax suspended in a fluid.

7. The sand lime shaped product according to claim 1 , wherein said wax comprises a wax solution that includes wax dissolved in a solvent.

8. The sand lime shaped product according to claim 1 , wherein said wax comprises melted wax.

9. The sand lime shaped product according to claim 1 , wherein said wax comprises at least one of wax particles, wax flakes and wax powder.

10. A method for making a sand lime shaped product, comprising:

mixing wax with sand lime and water to form a mixture; and

molding said mixture under mechanical pressure and hardening said mixture under steam pressure into a shaped product having a density of at least 200 kg/m 3 .

11. The method according to claim 10 , comprising forming said mixture into a shaped product having a density of at least 500 kg/m 3 .

12. The method according to claim 10 , comprising forming said mixture into a shaped product having a density of at least 1000 kg/m 3 .

13. The method according to claim 10 , comprising forming said mixture into a shaped product having a density of at least 1500 kg/m 3 .

14. The method according to claim 10 , wherein said wax comprises a wax emulsion that includes wax and at least one emulsifier.

15. The method according to claim 10 , wherein said wax comprises a wax suspension that includes wax suspended in a fluid.

16. The method according to claim 10 , wherein said wax comprises a wax solution that includes wax dissolved in a solvent.

17. The method according to claim 10 , wherein said wax comprises melted wax.

18. The method according to claim 10 , wherein said wax comprises at least one of wax particles, wax flakes and wax powder.

19. The method according to claim 10 , comprising treating the sand with wax before mixing with lime to form said mixture.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 3, 2011
From: HA INDUSTRIAL TECHNOLOGIES LTD.
To: TIP - THE INDUSTRY PIVOT LTD.
Reel/Frame 027003/0717 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 31, 2005
From: SHOSHANY, HAGGAI; SHOSHANI, AMNON
To: H. A. INDUSTRIAL TECHNOLOGIES
Reel/Frame 016441/0602 →