1
Warzelhan Volker, Schornick Gunnar, Bruchmann Bernd, Seeliger Ursula, Yamamoto Motonori, Bauer Peter: Biodegradable polymers, process for their production and their use in producing biodegradable mouldings. BASF, September 3, 1997: EP0792309-A1 (12 worldwide citation)

Biodegradable polyesters P1 obtainable by the reaction of a mixture consisting essentially of (a1) a mixture essentially of 35 to 95 mol% adipic acid or ester-forming derivatives thereof or mixtures thereof, 5 to 65 mol% terephthalic acid or ester-forming derivatives thereof or mixtures thereof, and ...


2
Seeliger Ursula, Skupin Gabriel, Stärke Dirk: (De) Biologisch abbaubare polyestermischung, (En) Biologically-degradable polyester mixture. Basf Aktiengesellschaft, Seeliger Ursula, Skupin Gabriel, Stärke Dirk, BASF Aktiengesellschaft, July 20, 2006: WO/2006/074815 (9 worldwide citation)

(EN) The invention relates to biologically-degradable polyester mixtures, comprising i) 5 to 80 wt. %, based on the total weight of the components i to ii, of a least one polyester made from aliphatic and aromatic dicarboxylic acids and aliphatic dihydroxy compounds and ii) 20 to 95 wt. %, based on ...


3
Seeliger Ursula, Skupin Gabriel, Staerke Dirk: Biologically-degradable polyester mixture. BASF, October 3, 2007: EP1838784-A1 (4 worldwide citation)

The invention relates to biologically-degradable polyester mixtures, comprising i) 5 to 80 wt. %, based on the total weight of the components i to ii, of a least one polyester made from aliphatic and aromatic dicarboxylic acids and aliphatic dihydroxy compounds and ii) 20 to 95 wt. %, based on the t ...


4
Seeliger Ursula, Mueller Wolfgang F, Heimann Frank, Huber Guenther, Habermann Wolfgang, Voss Hartwig, Siegel Hardo: Production simultanee dacides dicarboxyliques et de diamines a partir de polyamides, Simultaneous production of dicarboxylic acids and diamines from polyamides. Basf Aktiengesellschaft, ROBIC, December 23, 1993: CA2138154 (2 worldwide citation)

Disclosed is a method for the simultaneous preparation of dicarboxylic acids and diamines from (a) polymers based on polyamides made by reacting dicarboxylic acids or derivatives thereof with diamines or (b) compounds containing essentially such polymers by decomposing these polymers into their cons ...


5
Warzelhan Volker, Bruchmann Bernd, Boeckh Dieter, Seeliger Ursula, Yamamoto Motonori, Bauer Peter: Biodegradable polymers, process for their production and their use in producing biodegradable mouldings. BASF, September 3, 1997: EP0792310-A1 (1 worldwide citation)

Biodegradable polyether esters P1 obtainable by the reaction of a mixture consisting essentially of: (a1) a mixture essentially of 20 to 95 mol% adipic acid or ester-forming derivatives thereof or mixtures thereof, 5 to 80 mol% terephthalic acid or ester-forming derivatives thereof or mixtures there ...


6
Warzelhan Volker, Schornick Gunnar, Bruchmann Bernd, Seeliger Ursula, Yamamoto Motonori, Bauer Peter: Biodegradable polymers, process for their production and their use in producing biodegradable mouldings. BASF, February 7, 2001: EP1074570-A2

The following are claimed: (A) biodegradable polyester P1, preparable by reaction of a mixt. comprising: (a1) a mixt. comprising: (a11) 35-95 mol.% of adipic acid and/or one or more ester-forming derivs. of this, (a12) 5-65 mol.% of terephthalic acid and/or one or more ester-forming derivs. of this, ...


7
Seeliger Ursula, Mueller Wolfgang F, Habermann Wolfgang, Huber Guenther, Heimann Frank, Voss Hartwig, Siegel Hardo: Preparation electrochimique dacides dicarboxyliques, Electrochemical preparation of dicarboxylic acids. Basf Aktiengesellschaft, ROBIC, December 23, 1993: CA2138153

The invention concerns the electrochemical preparation of dicarboxylic acids by subjecting an aqueous solution containing essentially the alkali-metal salt of a dicarboxylic acid of the general formula (I): HOOC-(CH2)n-COOH, in which n may be an integer from 1 to 8, or mixtures of such dicarboxylic ...


8
Seeliger Ursula, Mueller Wolfgang F, Heimann Frank, Huber Guenther, Habermann Wolfgang, Voss Hartwig, Siegel Hardo: Production simultanee dacides dicarboxyliques et de diamines par hydrolyse de polyamides en leurs constituants monomeriques, Simultaneous production of dicarboxylic acids and diamines by splitting polyamides into their monomeric constituents. Basf Aktiengesellschaft, ROBIC, December 23, 1993: CA2138024

Disclosed is a method for the simultaneous preparation of dicarbozylic acids and diamines from (a) polymers based on polyamides made by reacting dicarboxylic acids or derivatives thereof with diamines or (b) compounds containing essentially such polymers, by decomposing these polymers into their con ...


9
Warzelhan Volker, Schornick Gunnar, Baumann Edwin, Seeliger Ursula, Yamamoto Motonori, Ramlow Gerhard: Polymeres biodegradables, leur procede de fabrication et leur utilisation pour la production de corps moules biodegradables, Biologically degradable polymers, processes for manufacturing the same and the use thereof for producing biodegradable moulded articles. Basf Aktiengesellschaft, Basf Aktiengesellschaft, ROBIC, July 18, 1996: CA2209495

The invention concerns biologically degradable polyester amides PI obtainable through reaction of a mixture consisting essentially of the following: (a1) a mixture consisting essentially of: 35-95 mol % adipic acid or ester-forming derivatives thereof or mixtures thereof, 5-65 mol % terephthalic aci ...


10
Warzelhan Volker, Schornick Gunnar, Bruchmann Bernd, Seeliger Ursula, Yamamoto Motonori, Bauer Peter: Polymeres biodegradables, leur procede de production et leur utilisation pour la fabrication de corps moules biodegradables, Biodegradable polymers, preparation thereof and use thereof for producing biodegradable moldings. Basf Aktiengesellschaft, Basf Aktiengesellschaft, ROBIC, May 23, 1996: CA2205071

Biodegradable polyesters P1 obtainable by the reaction of a mixture consisting essentially of (al) a mixture essentially of 35 to 95 mol% adipic acid or ester-forming derivatives thereof or mixtures thereof, 5 to 65 mol% terephthalic acid or ester-forming derivatives thereof or mixtures thereof, and ...