| Patent application number | Description | Published |
|---|
| 20080275203 | Radically Curable Resin Compositions - The present invention relates to resin compositions for radical curing comprising a component (I) containing reactive carbon-carbon unsaturations and a component (II) containing XH-groups, with X not being C or O, which resin compositions (a) are substantially free of photoinitiators; (b.) have an average number of reactive carbon-carbon unsaturations of component (I) higher than 2; (c) have an average number of XH-groups of component (II) equal to or higher than 2, with at least one of the XH-groups of the XH-component being a thiol group, and; (d) whereby at least one of the average numbers of (b) and (c) is higher than 2; (e) and at most 5 mol % of the reactive unsaturations is capable of undergoing homopolymerisation; (f) respectively is present in the form of a mono-ene functional alkylene; and (g) the molar ratio of the XH-groups and of the reactive unsaturations is in the range of from 4:1 to 1:4; with the proviso that the RU component is not tris-(norborn-5-ene-2-carboxy) propoxypropane. The present invention also relates to processes for curing such resin compositions, in particular by cold curing. And finally, the present invention also relates to a new process for the synthesis of Diels-Alder adducts of cyclopentadiene and a resin component containing telechelic carbon-carbon unsaturation. The resin compositions are capable of providing constructive materials with tack-free surfaces by fast, and tunable, radical curing, and without any problems of so-called oxygen inhibition. Suitable applications are in chemical anchoring, roofing, flooring, (re)-lining, SMCs and BMCs. | 11-06-2008 |
| 20080300361 | Method for Chemical Anchoring - This invention relates to the use of resin compositions for chemical anchoring, wherein the resin composition comprises at least: a. a thiol-containing component, and b. a resin containing one or more reactive moieties selected from the group of: i. non-aromatic carbon double bond moieties, and ii. epoxide moieties, and an initiator. Preferably, the resin composition further comprises a diluent, more preferably a reactive diluent. Furthermore, the present invention also relates to the use of a multi-component, preferably a 2-component system of which one component contains a thiol group(s) containing component for chemical anchoring by means of cold curing. | 12-04-2008 |
| 20090306305 | METHOD FOR RADICALLY CURING - The present invention relates to a method for radically curing an unsaturated polyester resin or vinyl ester resin composition, wherein the resin composition contains at least 10 ppm radical inhibitor; the resin composition has an acid value of from 0.001 to 300 mg KOH/g resin composition and the curing is effected in the presence of at least 5 mmol Mn/kg primary resin system and at least 10 mmol of thiol/kg primary resin system. The invention also relates to cured objects or structural parts obtained from a resin composition obtained by such a process. | 12-10-2009 |
| 20100029859 | VINYL ESTER RESIN COMPOSITIONS - The present invention also relates to a vinyl ester resin composition, wherein the vinyl ester resin composition comprises a vinyl ester resin and a manganese compound, a 1,3-dioxo compound, a base; and the resin being curable with a peroxide. The present invention also relates to a process for radically curing such a resin composition wherein a peroxide is added to the resin composition and the curing is effected essentially free of cobalt. | 02-04-2010 |
| 20100041836 | UNSATURATED POLYESTER RESIN COMPOSITIONS - The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a pre-accelerated resin composition comprising an unsaturated polyester resin or vinyl ester resin and a copper | 02-18-2010 |
| 20100048764 | COMPOSITION WITH POLYMER AND AN OXIDATION-CATALYST - The invention relates to a process for increasing the rate of oxo-biodegradation of a carbon-containing polymer which process at least comprises the step of adding a component containing at least one 1,2-oxo-hydroxy-moiety as an oxidation catalyst to the carbon-containing polymer. The invention further relates to a composition with an increased rate of oxo-biodegradability that is obtained by the process of the invention and to the product with increased rate of oxo-biodegradability made from the composition. | 02-25-2010 |
| 20100048824 | UNSATURATED POLYESTER RESIN OR VINYL ESTER RESIN COMPOSITIONS - The present invention relates to a two-component composition comprising a first component and a second component, wherein the first component being a non-aqueous resin composition comprising an unsaturated polyester resin or vinyl ester resin, a transition metal compound selected from a copper, iron, manganese or titanium compound, a potassium compound, and the resin composition contains less than 0.01 mmol cobalt per kg primary resin system and less than 0.01 mmol vanadium per kg primary resin system; and the second component comprises a peroxide compound. | 02-25-2010 |
| 20100069548 | UNSATURATED POLYESTER RESIN OR VINYL ESTER RESIN COMPOSITIONS - Two-component composition comprising a first component and a second component, wherein the first component being a resin composition comprising an unsaturated polyester resin or vinyl ester resin, a manganese compound and a thiol-containing compound; the molar ratio between the manganese and the thiol groups of the thiol-containing compound is from 4:1 to 1:1500; and the second component comprises a peroxide compound having formula ROOH, in which R is hydrogen or an optionally substituted alkyl group. | 03-18-2010 |
| 20100069549 | UNSATURATED POLYESTER RESIN COMPOSITIONS - The present invention relates to unsaturated polyester resin composition comprising an unsaturated polyester resin, a manganese compound, a 1,3-dioxo compound and a base; the molar ratio between the dioxo compound and the basic functionality of the base is from 170:1 to 1:30 and the resin composition being curable with a peroxide. The present invention further relates to a process for radically curing such a resin composition wherein a peroxide is added to the resin composition and the curing is effected in the absence of cobalt. | 03-18-2010 |
| 20100069575 | UNSATURATED POLYESTER RESIN OR VINYL ESTER RESIN COMPOSITIONS - The present invention relates to an unsaturated polyester resin or vinyl ester resin composition, wherein the unsaturated polyester resin or vinyl ester resin composition comprises an unsaturated polyester resin or vinyl ester resin and a copper compound and an acetoacetamide compound having the following formula: | 03-18-2010 |
| 20100087601 | PRE-ACCELERATED RESIN COMPOSITION - The present invention relates to a pre-accelerated resin composition comprising an unsaturated polyester resin and/or a vinyl ester resin, wherein the composition further comprises a. a copper salt, and b. a compound according to formula (1) in which R can be selected from H, optionally substituted C | 04-08-2010 |
| 20100130695 | COMPOSITION WITH A POLYMER AND AN OXIDATION-CATALYST - The present invention relates to a polymer composition with an increased rate of oxygen-uptake by the presence of an oxidation catalyst. The invention further relates to a process to increase the rate of oxygen-uptake by a polymer composition. The invention also relates to a process to increase the oxo-biodegradability of a polymer composition and to the use of such a composition for the preparation of a product having a controlled lifetime. The invention further relates to a process to increase the rate of oxygen-scavenging in a composition containing a carbon-containing polymer, the composition obtained by this method and its use in the preparation of an oxygen-scavenging product. The present invention further relates to objects containing an oxygen scavenging layer containing such a composition. | 05-27-2010 |
| 20100254917 | ORGANIC NANO-PARTICLES AND PROCESS FOR THEIR PREPARATION - There is disclosed a process for preparing organic nano-particles comprising the steps of: (a) preparing a solution comprising an unsaturated polyester and/or a vinyl ester resin and a hydrophobic monomer; (b) dispersing the solution obtained in step (a) in an aqueous phase to form a stable emulsion where the aqueous phase is the continuous phase; and (c) using an initiator to cure the emulsion obtained in step (b) in the presence of a water soluble inhibitor to form a dispersion of nano-particles. The invention further provides organic nano-particles obtainable by the process according to the invention; various uses of said nano-particles; such as in paper, dye, toner and personal care compositions and topical medicaments comprising said nano-particles. | 10-07-2010 |
