Lepetit, 1949 - Google Patents
Natural, Thermal, and Biochemical Degradation of Ammoniated Hevea Latex to Give Heat SensitivityLepetit, 1949
- Document ID
- 11402497061626873481
- Author
- Lepetit F
- Publication year
- Publication venue
- Rubber Chemistry and Technology
External Links
Snippet
In most heat sensitizing processes ammonium salts are added to the latex, with consequent complications in manufacturing operations. A method is described which eliminates the use of ammonium salts and in which heat sensitivity of ammoniated latex in the presence of zinc …
- 239000004816 latex 0 title abstract description 119
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C1/00—Treatment of rubber latex
- C08C1/02—Chemical or physical treatment of rubber latex before or during concentration
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
- C08C1/00—Treatment of rubber latex
- C08C1/14—Coagulation
- C08C1/15—Coagulation characterised by the coagulants used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/20—Compounding polymers with additives, e.g. colouring
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Lepetit | Natural, Thermal, and Biochemical Degradation of Ammoniated Hevea Latex to Give Heat Sensitivity | |
| US2484434A (en) | Method of making sponge rubber | |
| US2813794A (en) | Process for preparing a casein gel | |
| US2330084A (en) | Fiber-rubber composition | |
| US2298713A (en) | Method of treating rubber | |
| GB596233A (en) | Elastomer-carbon black mix and method of making same | |
| US2189380A (en) | Process of preparing dried egg albumin | |
| US2346055A (en) | Manufacture of goods of or containing spongelike or cellular rubber | |
| US2511722A (en) | Method of producing latex articles | |
| US1754842A (en) | Concentrating rubber latex | |
| US2126275A (en) | Method of making sponge rubber | |
| US2046880A (en) | Colloidal sulphur and process of producing the same | |
| US1994503A (en) | Composition of rubber-like material and method of making goods therefrom | |
| US1993290A (en) | Method of making cellular rubber | |
| GB957783A (en) | Improvements in or relating to the preparation of collagen fibres | |
| Murphy | Recent progress in latex technology | |
| US1950744A (en) | Olefin-polysulphide plastic | |
| US2279911A (en) | Protein digestion | |
| GB1361540A (en) | Methods of preparing pulverulent mixtures of elastomers and coll agenic proteins and products thus obtained | |
| US2802039A (en) | Preservation of latex | |
| Newton et al. | Crude Rubber Preparation | |
| US1980813A (en) | Article of rubber and method of making it | |
| US2321957A (en) | Production of goods of or containing rubber or similar material | |
| GB414234A (en) | Improvements in or relating to the manufacture of porous rubber | |
| US2229879A (en) | Method of making rubber bonded abrasive articles |