POLYSILOXANES USED FOR HYDROPHOBING
The novel polysiloxanes containing cyanourea groups are characterized in that the polysiloxane chain contains at least one structural unit of formula (1) [BRbSiO(3-b)/2]m (1), and optionally contains at least one structural unit of formal (2) [ARaSiO(3-a)/2]k, and/or at least one structural unit of...
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Main Authors | , , , , , |
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Format | Patent |
Language | English French German |
Published |
22.10.2003
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Edition | 7 |
Subjects | |
Online Access | Get full text |
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Abstract | The novel polysiloxanes containing cyanourea groups are characterized in that the polysiloxane chain contains at least one structural unit of formula (1) [BRbSiO(3-b)/2]m (1), and optionally contains at least one structural unit of formal (2) [ARaSiO(3-a)/2]k, and/or at least one structural unit of formula (3) [RcSiO(4-c)/2]n, and optionally containing at least one terminal group selected from formulas (4a) R3SiO1/2, (4b) BR2SiO1/2 and (4c) AR2SiO1/2, whereby A, B, R, a, b, c, k, m and n have the meanings cited in the description. The inventive polysiloxanes are especially well-suited for hydrophobing substrates such as paper, textiles, leather and furs. |
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AbstractList | The novel polysiloxanes containing cyanourea groups are characterized in that the polysiloxane chain contains at least one structural unit of formula (1) [BRbSiO(3-b)/2]m (1), and optionally contains at least one structural unit of formal (2) [ARaSiO(3-a)/2]k, and/or at least one structural unit of formula (3) [RcSiO(4-c)/2]n, and optionally containing at least one terminal group selected from formulas (4a) R3SiO1/2, (4b) BR2SiO1/2 and (4c) AR2SiO1/2, whereby A, B, R, a, b, c, k, m and n have the meanings cited in the description. The inventive polysiloxanes are especially well-suited for hydrophobing substrates such as paper, textiles, leather and furs. |
Author | SCHNEE, MANFRED NOVOTNY, FRITZ REINERS, JUERGEN SACKMANN, GUENTER SCHAEFER, WALTER HASSEL, TILLMANN |
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DocumentTitleAlternate | POLYSILOXANE ZUR HYDROPHOBIERUNG POLYSILOXANES UTILISES POUR L'IMPERMEABILISATION |
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Snippet | The novel polysiloxanes containing cyanourea groups are characterized in that the polysiloxane chain contains at least one structural unit of formula (1)... |
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SubjectTerms | ADHESIVES APPARATUS THEREFOR CHEMICAL PAINT OR INK REMOVERS CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING,IMPREGNATING, FINISHING CHEMISTRY COATING COMPOSITIONS, e.g. PAINTS, VARNISHES ORLACQUERS COMPOSITIONS BASED THEREON COMPOSITIONS FOR TANNING COMPOSITIONS OF MACROMOLECULAR COMPOUNDS CORRECTING FLUIDS DYES FILLING PASTES FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR HIDES IMPREGNATING OR COATING OF PAPER INKS LAUNDERING LEATHER MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS PAPER NOT OTHERWISE PROVIDED FOR PAPER-MAKING PASTES OR SOLIDS FOR COLOURING OR PRINTING PELTS POLISHES PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D PRODUCTION OF CELLULOSE PULP COMPOSITIONS SKINS TEXTILES THEIR PREPARATION OR CHEMICAL WORKING-UP TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G TREATMENT OF TEXTILES OR THE LIKE TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS,FABRICS, FEATHERS, OR FIBROUS GOODS MADE FROM SUCH MATERIALS USE OF MATERIALS THEREFOR WOODSTAINS |
Title | POLYSILOXANES USED FOR HYDROPHOBING |
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