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Carboxyl-containing isobutene copolymers
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Patent number 5,536,788
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Issue date Jul 16, 1996
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BASF Aktiengesellschaft
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Andreas Deckers
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Carboxyl-containing isobutene copolymers
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Patent number 5,473,022
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Issue date Dec 5, 1995
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BASF Aktiengesellschaft
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Andreas Deckers
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Reduction in size of polyisobutene
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Patent number 5,169,074
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Issue date Dec 8, 1992
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BASF Aktiengesellschaft
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Karl-Heinz Fauth
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Polymerization of isobutylene
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Patent number 4,691,072
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Issue date Sep 1, 1987
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BASF Aktiengesellschaft
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Hans Schick
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Polymerization of isobutylene
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Patent number 4,391,959
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Issue date Jul 5, 1983
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BASF Aktiengesellschaft
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Karl-Heinz Fauth
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...