| Patent Number |
Title Of Patent |
Date Issued |
| 5006617 |
Emulsion polymers free from emulsifiers and protective colloids, a process for their preparation |
April 9, 1991 |
| The preparation of polymers free from emulsifiers and protective colloids by the free-radical initiated emulsion polymerization of ethylenically unsaturated copolymerizable monomers, wherein the emulsion polymerization is carried out in the absence of emulsifiers and protective colloids, |
| 4945146 |
Dispersion polymers processes for their preparation and their use |
July 31, 1990 |
| The invention relates to dispersion polymers, processes for their preparation, and their use, and also active dispersion polymers (latex conjugates) prepared therefrom, the dispersion polymers being obtained by polymerizing compounds of the formula Iin whichn denotes 1-6;R.sub.1 denotes |
| 4665142 |
Emulsion polymers free from emulsifiers and protective colloids, a process for their preparation |
May 12, 1987 |
| The preparation of polymers free from emulsifiers and protective colloids by the free-radical initiated emulsion polymerization of ethylenically unsaturated co-polymerizable monomers, wherein the emulsion polymerization is carried out in the absence of emulsifiers and protective colloids |
| 4610898 |
Process for bake coating the surfaces of solid substances |
September 9, 1986 |
| Process for bake coating the surfaces of solid materials by applying the required amount of an aqueous dispersion to the surface to be coated, the dispersion containing, as the binder, a coarse-grained, crosslinkable dispersion copolymer formed from olefinically unsaturated monomers and, |
| 4569965 |
Crotonate-containing copolymers, processes for their preparation and their use as thickeners in |
February 11, 1986 |
| Copolymers prepared by emulsion or solution copolymerization, initiated by free radicals, of unsaturated copolymerizable monomers, the copolymers being built up from(a) 1-45% by weight of ethylenically unsaturated carboxylic acids,(b) 0.5-30% by weight of a surface-active crotonic acid ester |
| 4558092 |
Aqueous dispersion of sulfo-containing polymers for cement additive applications |
December 10, 1985 |
| An aqueous plastics dispersion is manufactured by copolymerization of several olefinically unsaturated monomers, one of them at least being free from amide and sulfo groups, one of them at least having an amide group and one of them at least having a sulfo group. Copolymerization is carr |
| 4544689 |
Aqueous polyvinyl ester dispersion, process for its manufacture, and its use |
October 1, 1985 |
| An aqueous polyvinyl ester dispersion having a solids content of 35 to 65 weight % and containing 3 to 12 weight % (relative to the total amount of dispersed particles) of polyvinyl alcohol and 2 to 70 weight % (relative to the total amount of dispersed particles) of a natural starch has |
| 4492780 |
Process for the preparation of a polymer dispersion |
January 8, 1985 |
| An aqueous polymer dispersion is prepared by polymerizing at least two different olefinically unsaturated monomers in an aqueous medium at a temperature of 30.degree. to 100.degree. C. and in the presence of a polymerization initiator which forms free radicals, an emulsifier, a prote |
| 4418207 |
Acetylacetoxyalkyl-allyl ethers |
November 29, 1983 |
| Unsaturated acetoacetic acid esters are suitable as comonomers in the polymerization of unsaturated compounds in an aqueous medium. Particularly suitable are acetylacetoxyalkyl-allyl ethers which may be synthesized in an easy manner and correspond to the formulae ##STR1## Said al |
| 4405747 |
Aqueous polyvinyl ester dispersion, process for its preparation, and the use |
September 20, 1983 |
| An aqueous polyvinyl ester dispersion having a solids content of 40 to 70 percent by weight and containing 3 to 15 percent by weight (relative to the total amount of polyvinyl ester and additive) of a polyvinyl alcohol and 5 to 60 percent by weight (relative to the total amount of polyvi |
| 4357455 |
Process for the preparation of copolymers containing hydroxyl groups and the use thereof |
November 2, 1982 |
| Process for preparing copolymers soluble in organic solvents and containing hydroxyl groups, by the polymerization and esterification of (a) at least one .alpha.,.beta.-olefinically unsaturated carboxylic acid with (b) at least one olefinically unsaturated copolymerizable monomer and (c) |
| 4296226 |
Vinyl polymer with acetylacetoxy groups, process for its manufacture and an agent obtained there |
October 20, 1981 |
| Vinyl polymers with acetylacetoxy groups form the basis of polymer dispersions which are used as binding agent dispersions in paints, particularly suitable vinyl polymers are obtained by polymerizing an acetylacetoxy compound together with a least one further olefinically unsaturated |
| 4190573 |
Process for the isolation of the polyvalent proteinase inhibitor |
February 26, 1980 |
| What is disclosed is a method for the isolation of the polyvalent proteinase inhibitor from aqueous extracts of animal organs by adsorbing the inhibitor from its aqueous solutions at pH 0.5 to 10.5 on an ion exchanger containing functional sulfonate or phosphonate groups and eluting |
| 4146516 |
Thixotropic mixture |
March 27, 1979 |
| Thixotropic mixture consisting of(a) one or several aqueous plastics dispersions containing a copolymer of .alpha.,.beta.-unsaturated compounds,(b) a hydroxyl groups-containing protective colloid,(c) a heavy metal chelate and(d) optionally further usual additives for the preparation of coating |
