Fireproof mixture and elastifier for the same and method for its production
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C09K-021/02
C04B-035/01
출원번호
US-0115573
(2002-04-03)
우선권정보
DE-0017026 (2001-04-05)
발명자
/ 주소
Bartha, Peter
출원인 / 주소
Refratechnik Holding GmbH
대리인 / 주소
Goodman &
인용정보
피인용 횟수 :
0인용 특허 :
5
초록▼
A mixture, in particular for the production of fireproof molded bodies, including a fireproof metal oxidic main component, and an elastifying component containing a mineral emery. If needed, a binder component such as lignin sulphonate is added. A method is provided for the production of the mixture
A mixture, in particular for the production of fireproof molded bodies, including a fireproof metal oxidic main component, and an elastifying component containing a mineral emery. If needed, a binder component such as lignin sulphonate is added. A method is provided for the production of the mixture.
대표청구항▼
1. A mixture for production of fireproof moulded bodies, comprising:a) a fireproof metal oxidic main component, b) an elastifying component containing a mineral emery, the mineral emery including Fe2O3 and Al2O3, the elastifying component having a grain size of at least 0.5 to 10 mm, and c) a bindin
1. A mixture for production of fireproof moulded bodies, comprising:a) a fireproof metal oxidic main component, b) an elastifying component containing a mineral emery, the mineral emery including Fe2O3 and Al2O3, the elastifying component having a grain size of at least 0.5 to 10 mm, and c) a binding component. 2. Mixture according to claim 1, wherein the elastifying component is a natural mineral emery.3. Mixture according to claim 1, wherein the elastifying component is a synthetic material provided with a composition of emery.4. Mixture according to claim 1, wherein the elastifying component is a mixture of a natural mineral emery and a synthetic mineral provided with a composition of emery.5. Mixture according to claim 1, wherein the elastifying component additionally contains bauxites rich in iron.6. Mixture according to claim 1, wherein the elastifying component is primarily Fe2O3 and Al2O3.7. Mixture according to claim 1, wherein the elastifying component is contained in the mixture in quantities of 0.5 to 15 wt.?%.8. Mixture according to claim 1, wherein the fireproof metal oxidic main component is contained in quantities of 88 to 99.5 wt.?%.9. Mixture according to claim 1, wherein the fireproof metal oxidic main component contains fused magnesia and/or sintered magnesia.10. Mixture according to claim 1, wherein the fireproof metal oxidic main component comprises an oxide of aluminium.11. Mixture according to claim 1, wherein the fireproof metal oxidic main component is essentially made of MgO.12. Mixture according to claim 1, wherein the fireproof metal oxidic main component is essentially made of Al2O3.13. Mixture according to claim 1, wherein the fireproof metal oxidic main component contains CaO.14. Mixture according to claim 1, wherein the fireproof metal oxidic main component is essentially made of doloma.15. Mixture according to claim 1, wherein the fireproof metal oxidic main component has a grain size of greater than 0 to 10 mm.16. Mixture according to claim 1, wherein the fireproof metal oxidic main component includes a grain size distribution corresponding to a Fuller curve.17. Mixture according to claim 1, wherein the elastifying component has a grain size of at least 0.5 to 4 mm.18. Mixture according to claim 1, wherein the elastifying component includes a grain size distribution corresponding to a Fuller curve.19. Mixture according to claim 1, wherein subsidiary components comprising at least antioxidants and pressing aids are contained therein.20. Mixture according to claim 1, wherein the binding component includes lignin sulphonate.21. Mixture according to claim 15, wherein the fireproof metal oxidic main component has a grain size of greater than 0 to 5 mm.
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이 특허에 인용된 특허 (5)
Johnson Howard B. (Cincinnati OH), Alumina and MgO preheatable insulating refractory liners and methods of use thereof.
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