【発明の名称】分散剤 - BASF Akchen Gezel Shaft

Title:

【発明の名称】分散剤

Document Type and Number:

Japanese Patent JP2002526254

Kind Code:

A

Abstract:

Disclosed is a dispersant obtainable by reacting(i) a di- or polyfunctional isocyanate with(ii) an HX-terminated polymeric compound, where X is COO, O, S or NR<1 >and R<1 >is H or C1-C6-alkyl; and either(iii) an HY-terminated homopolymer of a monomer selected from the group consisting of N-vinylamides, N-vinyllactams and vinyl- or allyl-substituted nitrogenous heterocycles or copolymer of one or more of the monomers mentioned and optionally further monomers, where Y is COO, O, S or NR<2 >and R<2 >is H or C1-C6-alkyl; or(iv) an HY-functional organic phosphonic ester, where Y is as defined above.The dispersant is especially useful for dispersing pigments and for preparing inkjet inks.

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Inventors:

Franz Weingart
Roman Benedictor
Stephan bauer
Ulrique Hase
Manfred Mirke
Ulrike Shredder
Rüdiger Zence

Application Number:

JP2000574157A

Publication Date:

August 20, 2002

Filing Date:

September 17, 1999

Export Citation:

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Assignee:

BASF Akchen Gezel Shaft

International Classes:

B41J2/01; B41M5/00; C08G18/28; C08G18/38; C08G18/62; C08G18/65; C09B67/46; C09C3/10; C09D11/00; C09D11/326; C09D17/00; C09K23/00; C09K23/22; C09K23/42; C09K23/52; G03G9/087; (IPC1-7): B01F17/42; B01F17/22; B01F17/52; B41J2/01; B41M5/00; C08G18/62; C08G18/65; C09C3/10; C09D11/00

Attorney, Agent or Firm:

Toshio Yano (4 outside)

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