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Inventor:
Musch; Rudiger
Address:
Bergisch Gladbach, DE
No. of patents:
30
Patents:












Patent Number Title Of Patent Date Issued
8114931 Aqueous adhesive dispersions February 14, 2012
An aqueous polymer dispersion that includes a) a polyurethane dispersion having an average particle size of 60 to 350 nm and b) an aqueous silicon dioxide dispersion having a particle diameter of the SiO.sub.2 particles of 20 to 400 nm. The dispersion is prepared by mixing the polyuretha
8071670 Aqueous dispersions of polyvinylacetate and silica, processes for preparing the same, uses there December 6, 2011
Aqueous polymeric dispersions comprising a mixture of: (a) a component selected from the group consisting of polyvinylacetates, polyvinylacetate copolymers, and combinations thereof; and (b) SiO.sub.2 particles having an average particle diameter of 1 to 400 nm; their use as adhesives an
7767737 Aqueous adhesive dispersions August 3, 2010
Aqueous polymer dispersions based on polychloroprene, and a process for their preparation and use. The aqueous polymer dispersions are produced from a polychloroprene dispersion having an average particle size of from 60 to 220 nm, and an aqueous silicon dioxide dispersion having an
7354971 Aqueous dispersions April 8, 2008
The invention concerns hydrous compositions based on polychloroprene and hydroxylamine derivatives, processes for their production and their use as adhesives. The polychloroprene dispersions are stabilized by the addition of hydroxyalkylamine after removal of residual monomer.
5889123 Polymer compounds and their use for the vulcanization of halogenated butyl rubbers with a low ha March 30, 1999
Compositions comprising new halogenated butyl rubbers with a defined, low content of halogen, a defined content of non-halogenated double bonds and a defined content of anti-agglomeration/vulcanisation control agents and containing polymer compounds comprising special amidines, mercapto
5804668 Polymer compounds and the use thereof for vulcanising rubbers containing halogen September 8, 1998
The polymer compounds according to the invention prepared from specific amidines, zinc mercapto compounds and elastomers are ideally suitable for the production of thermally stable rubber vulcanisates containing halogen. The vulcanisates of rubbers containing halogen obtained by means of
5708096 Polymer compounds and their use for the vulcanisation of halogen-containing rubbers January 13, 1998
The polymer compounds according to the invention, comprising special amidines, mercapto compounds and elastomers, are mainly suitable for the production of thermally stable, halogen-containing vulcanized rubbers. The vulcanized, halogen-containing rubbers obtained by means of the polymer
5298580 Process for the production of vulcanizable mercaptan-and/or xanthogen disulfide-regulated polych March 29, 1994
Vulcanizable, mercaptan- and/or xanthogen-disulfide-regulated polychloroprene rubber are produced by emulsion polymerization of chloroprene and, based on polymerizable monomer used, 0 to 30 parts by weight ethylenically unsaturated, other monomers copolymerizable with chloroprene in
5210152 Process for the vulcanization of polychloroprene May 11, 1993
The metal oxide vulcanization of polychloroprene in the presence of amidine compounds, but in the absence of magnesium oxide, leads to vulcanizates which are capable of withstanding high temperatures, even under dynamic stress.
5187232 Rubber compounds of polychloroprene and hydrogenated nitrile rubber February 16, 1993
Mixtures of polychloroprene and hydrogenated nitrile rubber give vulcanizates combining high modulus with a high dynamic stress absorption capacity.
5064904 Suitable polychloroprene materials for the production of high-damping vulcanisates November 12, 1991
Vulcanizates of polychloroprene materials containing fluorinated polyolefin have a decreased rebound elasticity without having a significantly adverse effect on the mechanical properties.
5026779 Mixtures of chloroprene polymers June 25, 1991
This invention relates to mixtures of polychloroprene elastomers which are distinguished by their good processibility and excellent cold resistance.
4975501 Process for polymerization of chloroprene December 4, 1990
The polymerization of chloroprene leads to non-colored products when a mixture of 2.0 to 5.0% by weight of a salt of disproportionated abietic acid and 0.1 to 1.0% by weight, in each case relative to the total amount of monomer, of a compound of the formula ##STR1## in which R.su
4954585 Process for the production of sulfur-modified polychloroprene September 4, 1990
The combination of unmodified resinic acids and direct peptization in the production of sulfur-modified polychloroprene leads to a favorable ratio of elasticity to viscosity.
4895906 Polychloroprene mixtures January 23, 1990
The invention relates to a polychloroprene rubber which shows advantages over the prior art in the sum total of its performance properties, namely vulcanization rate, tensile strength, elongation at break, modulus, tear propagation resistance and thermal stability of the vulcanizate.
4857616 Process for the preparation of polychloroprene August 15, 1989
Storage-stable polychloroprene is obtained, by aqueous emulsion polymerization, using xanthogen disulphides as molecular weight regulators, when a peptizing agent is added after the end of the polymerization.
4786698 Polymerization of chloroprene November 22, 1988
Gel-free polychloroprene is obtained, at high monomer conversions, using a polymerization initiator comprising sodium dithionite or a mixture of sodium dithionite with formamidinesulphinic acid or with potassium peroxydisulphate or with formamidinesulphinic acid and potassium peroxod
4740572 Process for the production of polymers containing reactive terminal groups April 26, 1988
The production of polymers containing terminal halogen groups from cationically polymerizable monomers using a metal halide boiling below 50.degree. C. at normal pressure as catalyst and an organic halide corresponding to the following general formula ##STR1## in which X is halog
4737528 Vulcanizable polymer mixtures, their production and use and vulcanizates obtained therefrom April 12, 1988
Polychloroprene rubbers having favorable processing behavior and excellent properties are obtained if mono-, di- or trichlorosubstituted polyisobutylene is added as plasticizer before vulcanization.
4704441 Process for the polymerization of chloroprene November 3, 1987
Polychloroprene, optionally modified with sulphur, is obtained having improved properties and light in color if, in the course of polymerization, from 1.5.times.10.sup.-2 to 4.times.10.sup.-4 mol of a tetraalkyl thiuramic disulphide per 100 g of monomer are added when from 56 to 74%
4611037 Process for the production of polymers having reactive end groups September 9, 1986
An improved process for the production of polymers having halogen end groups from cationically polymerizable monomers, the monomer being polymerized in an inert solvent at a temperature of from +10.degree. to -130.degree. C. using a catalyst system consisting of a metal halide and an
4528388 Xanthogen disulphides July 9, 1985
Xanthogen disulphides of the following formula: ##STR1## wherein R and R.sub.1 independently represent hydrogen, C.sub.1 -C.sub.6 alkyl, C.sub.5 -C.sub.8 -cycloalkyl or an oxygen-containing heterocyclic ring system having from 5 to 8 ring members and optionally mono- or tri-subst
4521576 Continuous polymerization of chloroprene June 4, 1985
A process for the production of storable polychloroprene having reduced tackiness on mixing rolls by the continuous polymerization of chloroprene and, optionally, up to 50%, by weight, of a monomer copolymerizable with chloroprene in aqueous alkaline emulsion in the presence of emulsifie
4485216 Polychloroprene mixtures and the use thereof November 27, 1984
Solid polychloroprene mixtures consisting of sol and gel polymer, wherein the sol component consists of a copolymer of chloroprene and from 0.75 to 0.32% by weight of sulphur, based on the total quantity of unsaturated compounds of the sol polychloroprene, and the gel component consists
4482676 Production of sulfur-modified solid chloroprene rubbers November 13, 1984
Vulcanizable, elastomeric chloroprene/sulfur copolymers having viscosities of from 60 to 35 ME, strengths of greater than 20 MPa and sulfur contents of from about 0.3 to 0.45% by weight are obtained by polymerizing chloroprene in the presence of from 0.05 to 0.40% by weight of sulfur to
4452947 Process for the production of sulphur-modified solid chloroprene rubbers June 5, 1984
Vulcanisable, elastomeric chloroprene-sulphur copolymers having viscosities of from 60 to 35 MU, strengths of >20 MPa and sulphur contents of from about 0.5 to 0.7%, by weight, in the batch are obtained by polymerising chloroprene in the presence of from 0.10 to 0.35%, by weight, of s
4443583 Process for the production of chloroprene polymer mixtures April 17, 1984
A process for the production of polychloroprene mixtures of sol and gel polymers in a ratio, by weight, of rom 1:4 to 9:1, the gel polymer being produced by radical emulsion polymerization from chloroprene in the presence of 4 to 10% by weight of water soluble disproportionated abietic
4443582 Mixtures of chloroprene polymers and the production thereof April 17, 1984
This invention relates to a polychloroprene elastomer distinguished by good processing properties and high tensile strength in the form of a polychloroprene mixture containing a sol polymer and a gel polymer in a ratio, by weight, of from 1:4 to 9:1, characterized in that both polymers
4433106 Production of sulphur-modified polychloroprene rubbers February 21, 1984
Vulcanizable, elastomeric, sulphur-modified polychloroprene rubbers having improved properties are obtained by adding up to 40%, by weight, of SBR latex (solids, based on total solids) before working-up and before or after peptization.
4303765 Process for the production of storable 2-chloro-1,3-butadiene/sulfur copolymers December 1, 1981
A process for the production of storable 2-chloro-1,3-butadiene/sulphur copolymers by peptization using sulphur containing petizing agents, wherein a compound corresponding to the following general formula:whereinn represents an integer having a value of from 2 to 10, preferably from 3 t










 
 
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