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Opaque synthetic resins
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Patent number 4,876,311
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Issue date Oct 24, 1989
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Rohm GmbH Chemische Fabrik
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Jurgen Hennig
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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High-impact polymer alloys
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Patent number 4,507,444
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Issue date Mar 26, 1985
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Bayer Aktiengesellschaft
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Wilhelm Slawyk
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Alcohol-soluble printing ink or varnish
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Patent number 4,460,721
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Issue date Jul 17, 1984
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Rohm GmbH Chemische Fabrik
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Wilhelm Elser
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Making impact resistant polymers
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Patent number 4,308,354
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Issue date Dec 29, 1981
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Rohm GmbH
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Karl A. Jung
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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