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2025
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Invention
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Process for separating rare-earth metals in admixture in aqueous solution.
A process for separat... |
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Invention
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Process for separating rare-earth metals in admixture in aqueous solution. The invention relates ... |
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2024
|
Invention
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Precipitation polymerization process for obtaining degradable polymers. The present invention rel... |
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Invention
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Polymerization method for obtaining polymers with improved degradability. The present invention r... |
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2015
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Invention
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Chemically enhanced oil recovery method using viscosity-increasing polymeric compounds. The prese... |
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2005
|
Invention
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Synthesis of n-vinyl formamide. A process to produce N-vinylformamide includes the steps of: reac... |
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2004
|
Invention
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Synthesis of n-vinylformamide. A process to produce N-vinylformamide includes the steps of: react... |
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2003
|
Invention
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Synthesis of n-vinyl formamide. A process to produce N-vinylformamide includes the steps o絛 react... |
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Invention
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High molecular weight cationic polymers, preparation method and uses thereof. This invention rela... |
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2002
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Invention
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Novel scrub cleaning agents for the skin and novel cosmetic compositions. The invention concerns ... |
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Invention
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Thickened and transparent compositions comprising at least a thickening powder polymer treated by... |
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Invention
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Use of superabsorbent polymers for treating raw skins, corresponding compositions and methods and... |
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2001
|
Invention
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Aqueous dispersions of a water soluble polymer, method for preparing same, and uses thereof. The ... |
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Invention
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High molecular weight cationic polymers, preparation method and uses thereof. The invention conce... |
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Invention
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Method and installation for treating industrial, agricultural and urban or agricultural waste, in... |
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Invention
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Use as thickeners in cosmetics of neutralized copolymers comprising weak acid units and strong ac... |
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2000
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Invention
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Use of superabsorbent polymers for treating raw skins, and corresponding method and treated skins... |
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Invention
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Flocculating (co)polymer additives and methods for reducing tare in harvested tuber plants. The i... |
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Invention
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Novel methods for synthesizing polyvinyl amine (pva) type flocculating and coagulating agents, n... |
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Invention
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Novel polymer thickening agents and uses thereof particularly in printing pastes for textiles and... |
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1999
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Invention
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Acrylic polymers in substantially aqueous suspensions. The invention concerns novel high molecula... |
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Invention
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Method for manufacturing paper, cardboard and corresponding retaining agents.
Th... |
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Invention
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Method for manufacturing paper, cardboard and corresponding retaining agents. The invention relat... |
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Invention
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Method for making paper and cardboard and retention and dewatering agents. The invention concerns... |
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Invention
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Flocculation method for making a paper sheet. The invention consists in using as retention agent ... |
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1994
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Invention
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Surfactant for self-inverting polyacrylmides. Improved water soluble vinyl addition polymers for ... |
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1979
|
Invention
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Removal of oxazole from acrylonitrile. A process for the removal of oxazole from acrylonitrile by... |
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1978
|
Invention
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Catalysts for the hydration of nitriles to amides. A process for hydrating a nitrile to the corre... |
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Invention
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Hydration of acrylonitrile to acrylamide. An improved process for the hydration of acrylonitrile ... |
