Recycling of thermosetting polyurethane soft foam

United States of America Patent

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Feb 9, 1993
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Jun 21, 1991
filing date
Jun 28, 1990

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Abstract

The invention relates to a process for recycling thermosetting polyurethane soft foams in which they are comminuted in a mill, irrespective of their initial shape, density and structure, and are then pressed under the influence of pressure and elevated temperatures to high-strength sheets of various structures.

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Patent Owner(s)

Patent Owner	Address
STANKEIWICZ GMBH	HANNOVERSCHE STRASSE 120 D-3101 ADELHEIDSDORF FEDERAL REPUBLIC OF GERMANY

International Classification(s)

C08J:WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTE....

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Inventor Name	Address	# of filed Patents	Total Citations
Blumel, Ehrenfried	Adelheidsdorf, DE	4	69
Burak, Gerhard	Adelheidsdorf, DE	4	70
Diessel, Cornelia	Wolthausen, DE	1	20
Kittel, Christoph	Nienhagen, DE	7	85
Kliwer, Carsten	Nienhagen, DE	5	56

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Recycling of thermosetting polyurethane soft foam

Number of patents in Portfolio can not be more than 2000

United States of America Patent

07719148

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PATENT NO	5185380
SERIAL NO	07719148
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07719148

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