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Shyam Venkataraman
Raman Vijay Immanuel, Li Yuzhuo, Schade Christian, Venkataraman Shyam Sundar, Yu Shen Eason Su, Usman Ibrahim Sheik Ansar: [fr] COMPOSITION CHIMIQUE DE POLISSAGE MÉCANIQUE COMPRENANT DE LACIDE DE POLYVINYLE PHOSPHONIQUE ET SES DÉRIVÉS, [en] CHEMICAL MECHANICAL POLISHING COMPOSITION COMPRISING POLYVINYL PHOSPHONIC ACID AND ITS DERIVATIVES. Raman Vijay Immanuel, Li Yuzhuo, Schade Christian, Venkataraman Shyam Sundar, Yu Shen Eason Su, Usman Ibrahim Sheik Ansar, BASF SE, BASF, June 27, 2013: WO/2013/093557 (2 worldwide citation)

[en] A chemical mechanical polishing (CMP) composition comprising: (A) inorganic particles, organic particles, or a mixture or composite thereof, (B) at least one type of an organic polymeric compound as a dispersing agent or charge reversal agent comprising a phosphonate (P(=O)(OR1)(OR2) ) or phosp ...


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Schade Christian Dr, Detering Juergen Dr: Process for producing polymerizates based on 1-vinylimidazoles. BASF, December 20, 1995: EP0687694-A2 (5 worldwide citation)

Prodn. of vinylimidazole-based polymers (A) comprises polymerisation of a monomer mixt. contg. (a) 10-100 wt.% monomer of formula (I); (b) 0-90 wt.% other radically copolymerisable mono-unsatd. monomer and (c) 0-20 wt.% of a monomer contg. at least 2 unconjugated double bonds, in the presence of rad ...


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Schade Christian, Detering Juergen, Stein Stefan, Boeckh Dieter, Jaeger Hans Ulrich: Water-soluble copolymers containing polymerized-in cross-linking agents, process for their preparation and their use. BASF, March 18, 1998: EP0828762-A1 (5 worldwide citation)

The invention concerns water-soluble copolymers obtained by the radically initiated solution polymerization of: a) between 10 and 99.5 wt % of at least one vinylimidazole of formula (I), in which R, R and R are identical or different and stand for H, C1 to C4 alkyl, monomers of formula (II), in whic ...


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Bruchmann Bernd Dr, Minges Roland Dr, Schade Christian Dr, Stiefenhoefer Konrad: Polymeric catalytically active compounds, their preparation and their use as catalysts in the production of urethdione groups-containing polyisocyanates.. BASF, December 8, 1993: EP0572995-A1 (4 worldwide citation)

The invention relates to polymeric, catalytically active compounds comprising polymer chains to which imidazole groups have been adducted at the ends or in the middle, to their preparation, and to their use as catalysts for the dimerization of isocyanates.


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Tropsch Juergen Dr, Sanner Axel Dr, Hoessel Peter Dr, Raubenheimer Hans Juergen, Schade Christian Dr: Quaternized copolymers as agents in cosmetic preparations for hair styling aid. BASF, June 12, 1996: EP0715843-A1 (4 worldwide citation)

Polymers (I), used in hair styling agents, are prepd. by radical-initiated copolymerisation of: (A) 5-50 wt.% (quat.) 1-vinyl imidazole; (B) 20-80 wt.% N-vinyl caprolactam; (C) 10-60 wt.% N-vinyl pyrrolidone; and (D) 0-30 wt.% additional radical copolymerisable monomer which forms a homopolymer with ...


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Schehlmann Volker Dr, Schade Christian Dr, Sanner Axel Dr, Sperling Karin Dr, Wekel Hans Ulrich Dr: Cosmetic or pharmaceutical composition containing an acrylic polymer. BASF, January 7, 1998: EP0815839-A2 (4 worldwide citation)

A pharmaceutical or cosmetic composition (I) is claimed which contains >= 1 polymer or copolymer obtained by radical emulsion or suspension polymerisation in the presence of >= 1 chain transfer reagent and has a glass transition point > -35 degrees C, a volatile organic content of 20 wt.% (meth)acry ...


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Bruchmann Bernd Dr, Minges Roland Dr, Schade Christian Dr: Process for the preparation of urethdione groups-containing polyisocyanates.. BASF, December 8, 1993: EP0572994-A1 (2 worldwide citation)

The invention relates to a process for the preparation of polyisocyanates containing uretdione groups by catalytic dimerisation of monomeric isocyanates, polymers bearing imidazole groups being employed as catalysts.


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Schade Christian, Staal Maarten, Charoensirisomboon Piyada: (De) Flammgeschütztes polystyrol und schlagzäh modifiziertes polystyrol, (En) Flame-retardant polystyrene and impact-modified polystyrene. Basf Se, Schade Christian, Staal Maarten, Charoensirisomboon Piyada, BASF SE, March 26, 2009: WO/2009/037236 (2 worldwide citation)

(EN) The invention relates to thermoplastic molding compositions comprising A) from 55 to 99% by weight of at least one polystyrene (PS), of an impact-modified polystyrene (HIPS), or of a mixture composed of PS and HIPS, B) from 1 to 45% by weight of a flame retardant comprising B1) an expandable gr ...


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