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公开(公告)号:AU3167195A
公开(公告)日:1996-03-07
申请号:AU3167195
申请日:1995-07-28
Applicant: BASF AG
Inventor: KRONER MATTHIAS , SCHORNICK GUNNAR , FEINDT HANS-JACOB , MEYER THOMAS , LUDWIG ALFONS , METZMANN UDO
Abstract: PCT No. PCT/EP95/03003 Sec. 371 Date Feb. 12, 1997 Sec. 102(e) Date Feb. 12, 1997 PCT Filed Jul. 28, 1995 PCT Pub. No. WO96/05241 PCT Pub. Date Feb. 22, 1996A process for preparing polyaspartic acid by polycondensation of fine-particle aspartic acid at temperatures above 150 DEG C. in the presence of acidic catalysts, wherein first contact between the acidic catalysts and the fine-particle aspartic acid takes place in the reaction zone where the polycondensation takes place.
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公开(公告)号:CA2247312C
公开(公告)日:2008-04-29
申请号:CA2247312
申请日:1997-02-19
Applicant: BASF AG
Inventor: HUMMERICH RAINER , SCHORNICK GUNNAR , DENZINGER WALTER , KISTENMACHER AXEL , RECK BERND , WEBER MANFRED
IPC: C08L35/00 , D06N7/06 , C08F8/30 , C08F8/32 , C08K5/17 , C08K7/04 , C08L33/02 , D04H1/42 , D04H1/58 , D04H1/64 , D06M13/02 , D06M13/325 , D06M15/263 , D06N3/04
Abstract: Formaldehyde-free aqueous binders containing: A) a polymer consisting of 5 t o 100 wt% of an ethylenically unsaturated acid anhydride or an ethylenically unsaturated bicarboxylic acid, the carboxylic acid groups of which can form an anhydride group, and B) an alkanol amine with at least two hydroxyl groups.
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公开(公告)号:CA2640033A1
公开(公告)日:2007-08-16
申请号:CA2640033
申请日:2007-01-31
Applicant: BASF AG
Inventor: GOETHLICH ALEXANDER , SCHORNICK GUNNAR , KLIPPEL FRANK , BUECHNER KARL-HEINZ , NIED STEPHAN
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公开(公告)号:DE102005029745A1
公开(公告)日:2006-12-28
申请号:DE102005029745
申请日:2005-06-24
Applicant: BASF AG
Inventor: MOECK CHRISTOF , SCHORNICK GUNNAR , FRENZEL STEFAN , EHRENSTEIN MORITZ , FECHTENKOETTER ANDREAS , ZIEMER ANTJE
IPC: C08L61/32
Abstract: Mixture (A) comprises pieces of open-cell aminoplastic foam material with an average diameter of 50 mu m to 5 mm (average weight), water, at least one surfactant and optionally an oil phase or a fat phase. Independent claims are included for: (1) a method for cleaning surfaces comprising using (A) as the cleaning agent and (2) the preparation of (A).
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公开(公告)号:DE102005027633A1
公开(公告)日:2006-12-21
申请号:DE102005027633
申请日:2005-06-14
Applicant: BASF AG
Inventor: WITTELER HELMUT , GOETHLICH ALEXANDER , HEIDENFELDER THOMAS , BERTKAU WALTER , KLIPPEL FRANK , SCHORNICK GUNNAR
IPC: C23C22/12 , B05D7/14 , C09D133/00 , C23C22/82
Abstract: Flat shaped bodies which comprise at least one metallic layer, a conversion coat applied thereto, and at least one paint coat, and methods for producing such bodies starting from flat, metallic, semifinished products.
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公开(公告)号:CA2611427A1
公开(公告)日:2006-12-21
申请号:CA2611427
申请日:2006-06-13
Applicant: BASF AG
Inventor: SCHORNICK GUNNAR , WITTELER HELMUT , GOETHLICH ALEXANDER , BERTKAU WALTER , HEIDENFELDER THOMAS , KLIPPEL FRANK
Abstract: Flat shaped bodies which comprise at least one metallic layer, a conversion coat applied thereto, and at least one paint coat, and methods for producing such bodies starting from flat, metallic, semifinished products.
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公开(公告)号:CA2572333A1
公开(公告)日:2006-12-21
申请号:CA2572333
申请日:2006-06-13
Applicant: BASF AG
Inventor: HEIDENFELDER THOMAS , BERTKAU WALTER , GOETHLICH ALEXANDER , HAAS JENS , KLIPPEL FRANK , SCHORNICK GUNNAR , WITTELER HELMUT
Abstract: Process for the passivation of metallic surfaces by treatment of the surface with an acidic, aqueous preparation which comprises at least one water-soluble acid group-containing polymer and Zn, Ca, Mg or Al ions, said process being in particular a continuous process for the passivation of strip metals.
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公开(公告)号:FI20060360A
公开(公告)日:2006-04-13
申请号:FI20060360
申请日:2006-04-13
Applicant: BASF AG
Inventor: BRUCHMANN BERND , WARZELHAN VOLKER , SCHORNICK GUNNAR , SEELIGER URSULA , YAMAMOTO MOTONORI , BAUER PETER
IPC: C08G20060101 , C08L3/00 , A01G13/02 , C08G18/42 , C08G18/46 , C08G18/66 , C08G63/00 , C08G63/183 , C08G63/20 , C08G63/60 , C08G63/688 , C08G63/91 , C08L3/02 , C08L67/02 , C08L75/06 , C08L101/16 , C09D167/00 , C09K17/52
Abstract: 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, and (a13) 0-5 mol.% of a cpd. contg. sulphonate gps., the total of mol.% in (a11)-(a13) being 100 mol.%; and (a2) a dihydroxy cpd. selected from 2-6C alkane-diols and 5-10C cycloalkane-diols. The molar ratio of (a1) to (a2) is 0.4-1.5:1. In addn., 0.01-5 mol.% (based on the molar amt. of component (a1)) of a cpd. D, which comprises at least three gps. capable of forming ester gps., are also used for prodn. of polyester P1. Polyester P1 has (a) a mol.wt. (Mn) of 5000-50000 g/mol; (b) a viscosity no. of 30-350 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a P1 concn. of 0.5 wt.%); and (c) a m.pt. of 50-170 degrees C. (B) biodegradable polyester P2, preparable by reaction of a mixt. comprising: (b1) mixt. comprising: (b11) 20-95 mol.% of adipic acid and/or one or more ester-forming deriv. of this, (b12) 5-80 mol.% of terephthalic acid and/or one or more ester- forming deriv. of this, and (b13) 0-5 mol.% of a cpd. contg. sulphonate gps., the total of mol.% in (b11)-(b13) being 100 mol.%; (b2) a dihydroxy cpd. as (a2) above; (b3) 0.01-100 wt.% (based on the amt. of component (b1) of a hydroxycarboxylic acid B1 which is of formula (Ia) or (Ib); and (b4) 0-5 mol.% (based on the amt. of component (b1)) of a cpd. D. The molar ratio of (b1) to (b2) is 0.4-1.25:1. Polyester P2 has (a) a mol.wt. (Mn) of 5000-80000 g/mol; (b) a viscosity no. of 30 - 450 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a P2 concn. of 0.5 wt.%); and (c) a m.pt. of 50-235 degrees C. p = a whole no. from 1-1500; r = a whole no. from 1-4; G = phenylene, (CH2)k, C(R)H and C(R)HCH2; k = 1-5; R = Me or Et. (C) biodegradable polyester Q1 which have: (a) a mol.wt. (Mn) of 5000-100000 g/mol; (b) a viscosity no. of 30-450 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a Q1 concn. of 0.5 wt.%); and (c) a m.pt. of 50-235 degrees C. Q1 are obtained by reaction of a mixt. comprising; (c1) polyester P1 and/or a polyester PWD; (c2) 0.01-50 wt.% (based on (c1)) of a hydroxycarboxylic acid B1; and (c3) 0-5 mol.% (based on the amt. of component (a1) used in prodn. of P1 and/or PWD) of a cpd. D. Polyester PWD is obtainable by reaction of components (a1) and (a2) in a molar ratio of (a1) to (a2) of 0.4-1.5:1. Polyester PWD have: (a) a mol.wt. (Mn) of 5000 - 50000 g/mol; (b) a viscosity no. of 30 - 350 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a PWD concn. of 0.5 wt.%); and (c) a m.pt. of 50-170 degrees C. (D) biodegradable polyesters Q2 which have: (a) a mol.wt. (Mn) of 6000 - 60000 g/mol; (b) a viscosity no. of 30-350 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a Q2 concn. of 0.5 wt.%); and (c) a m.pt. of 50-170 degrees C. Q2 are obtained by reaction of a mixt. comprising: (d1) 95-99.9 wt.% of polyester P1 and/or PWD; and (d2) 0.1-50 wt.% of a diisocyanate C1; and (d3) 0-5 mol.% (based on the amt. of component (a1) used in prodn. of P1 and/or PWD) of a cpd. D. (E) biodegradable polymers T1 which have: (a) a mol.wt. (Mn) of 10000 - 100000 g/mol; (b) a viscosity no. of 30-450 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a T1 concn. of 0.5 wt.%); and (c) a m.pt. of 50-235 degrees C. T1 are obtd. by reaction of polyester Q1 with (e1) 0.1-5 wt.% (based on the amt. of Q1) of diisocyanate C1 and (e2) 0-5 mol.% (based on the amt. of component (a1) used in prodn. of Q1 via the polyester P1 and/or PWD) of a cpd. D. (F) biodegradable polymers T2 which have: (a) a mol.wt. (Mn) of 10000 - 100000 g/mol/. (b) a viscosity no. of 30-450 g/ml (measured in o-dichlorobenzene/phenol (wt. ratio 50/50) at 25 degrees C and a T2 concn. of 0.5 wt.%); and (c) a m.pt. of 50-235 degrees C. T2 are obtained by reaction of polyester Q2 with (f1) 0.01-50 wt.% (based on the amt. of Q2) of hydroxycarboxylic acid B1 and (f2) 0-5 mol.% (based on the amt. of component (a1) used in prodn. of Q2 via the polyester P1 and/or PWD) of a cpd
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公开(公告)号:FI116842B
公开(公告)日:2006-03-15
申请号:FI972963
申请日:1997-07-11
Applicant: BASF AG
Inventor: WARZELHAN VOLKER , SCHORNICK GUNNAR , BAUMANN EDWIN , SEELIGER URSULA , YAMAMOTO MOTONORI , RAMLOW GERHARD
IPC: C08G69/44 , C08G18/60 , C08G73/04 , C08J9/04 , C08L1/02 , C08L77/12 , C08L101/16 , C09D175/12 , C09J177/12 , D21H19/30
Abstract: Biodegradable polyesteramides as defined in the specification are obtained by reacting a mixture consisting essentially ofa1) a mixture consisting essentially of35 to 95 mol % of adipic acid or ester-forming derivatives thereof,5 to 65 mol % of terephthalic acid or ester-forming derivatives thereof, and0 to 5 mol % of a compound containing sulfonate groups,a2) a mixture consisting essentially of95.5 to 0.5 mol % of a dihydroxy compound,0.5 to 99.5 mol % of an amino-C2-C12-alkanol or an amino-C5-C10-cycloalkanol,0 to 50 mol % of a diamino-C1-C8-alkane, and0 to 50 mol % of a 2,2'-bisoxazoline of the formula I wherein R1 is as set forth in the specification, anda3) 0 to 5 mol %, based on a1), of a compound D as set forth in the specification;and other biodegradable polymers and thermoplastic molding compositions, their manufacture and their use for producing biodegradable moldings, adhesives, foams, and coatings.
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公开(公告)号:DE102004041142A1
公开(公告)日:2006-03-02
申请号:DE102004041142
申请日:2004-08-24
Applicant: BASF AG
Inventor: KLIPPEL FRANK , KLUEGLEIN MATTHIAS , SCHORNICK GUNNAR , GOETHLICH ALEXANDER , DIETSCHE FRANK , WITTELER HELMUT
IPC: B05D7/16
Abstract: A process for passivating a metallic surface by treating it with an acidic aqueous preparation comprising at least one itaconic acid homo- or copolymer. Passivating layers and metallic surfaces obtainable by means of the process.
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