GB582268A - Product and process for manufacturing rubber - Google Patents
Product and process for manufacturing rubberInfo
- Publication number
- GB582268A GB582268A GB15178/44A GB1517844A GB582268A GB 582268 A GB582268 A GB 582268A GB 15178/44 A GB15178/44 A GB 15178/44A GB 1517844 A GB1517844 A GB 1517844A GB 582268 A GB582268 A GB 582268A
- Authority
- GB
- United Kingdom
- Prior art keywords
- product
- carbon
- oxide
- magnesium
- residue
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Abstract
A product consisting of a finely divided magnesium oxide coated or intimately associated with carbon, suitable for use as a rubber compounding ingredient, is made by reacting magnesium in vapour state with an oxide of carbon such as carbon monoxide. A similar product is obtained as a residue or as the product of back reaction in the process of obtaining magnesium from the oxide by treatment with a carbonaceous reducing agent at a high temperature as described in Specifications 362,835, 381,115 and 448,536, (all in Group II). This residue is ground and air classified to pass a 325 mesh sieve. The product contains 20-70 per cent. of magnesia.ALSO:A rubber compounding ingredient is made by reacting magnesium in vapour state with an oxide of carbon, such as carbon monoxide. The product consists of finely divided magnesium oxide coated or intimately associated with carbon. A similar product is obtained as a residue or as the product of back reaction in the process of obtaining magnesium from the oxide by treatment with a carbonaceous reducing agent at a high temperature as described in Specifications 362,835, 381,115, and 448,536, [all in Group II]. This residue is ground and air classified to pass a 325 mesh sieve. The product contains 20-70 per cent. magnesia. Examples are given showing the improvement in tensile strength and permanent set of mixes containing this product over similar mixes containing ordinary magnesia and semi-reinforcing carbon black.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US582268XA | 1944-03-20 | 1944-03-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB582268A true GB582268A (en) | 1946-11-11 |
Family
ID=22015473
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB15178/44A Expired GB582268A (en) | 1944-03-20 | 1944-08-09 | Product and process for manufacturing rubber |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB582268A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2933466A (en) * | 1956-06-06 | 1960-04-19 | Bendix Aviat Corp | Oil resistant rubber-like material containing a butadiene-acrylonitrile copolymer and calcined magnesia |
-
1944
- 1944-08-09 GB GB15178/44A patent/GB582268A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2933466A (en) * | 1956-06-06 | 1960-04-19 | Bendix Aviat Corp | Oil resistant rubber-like material containing a butadiene-acrylonitrile copolymer and calcined magnesia |
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