Patent application number | Description | Published |
20080312381 | Scorch Delay in Free-Radical-Initiated Vulcanization Processes - The invention relates to a process to cross-link rubbers comprising the step of combining a rubber with an initiator capable of generating free radicals, a maleimide-type co-agent, and a sulfur donor, wherein said co-agent and said sulfur donor are two different chemicals. | 12-18-2008 |
20090101205 | PROCESS FOR PREPARING A RUBBER COMPOSITION, RUBBER COMPOSITION OBTAINED THEREFROM, AND USE THEREOF - The present invention pertains to a process for preparing a rubber precursor or a rubber composition comprising a modified inorganic oxygen-containing particulate material comprising the steps of: a) preparing a mixture of the modified inorganic oxygen-containing particulate material and a first solvent; and b1) adding the mixture to a rubber precursor comprising at least one polymer and optionally a second solvent; or b2) adding the mixture to a rubber composition comprising at least one monomer of a rubber precursor and optionally a second solvent, and polymerising the monomer(s) to form the rubber precursor; c) optionally cross-linking the rubber precursor in the presence of a cross-linking agent to form a rubber composition; and d) optionally removing the first and/or second solvents before, during or after any of the steps b1), b2), and c). The invention further pertains to rubber compositions comprising rubber and inorganic oxygen-containing particulate material modified with a coupling agent. | 04-23-2009 |
20090275703 | PROCESS FOR CROSS-LINKING COPOLYMERS USING A SULFUR-CONTAINING CO-AGENT - Process for cross-linking ethylene-α-olefin copolymers comprising the step of combining the copolymer with (a) an initiator capable of generating free radicals and (b) a sulfur-containing co-agent according to formula R—Y—S | 11-05-2009 |
20100029822 | PROCESS FOR PREPARING LAYERED DOUBLE HYDROXIDE COMPRISING CARBONATE - The invention relates to a process for the production of a layered double hydroxide comprising carbonate by preparing a divalent and trivalent metal ion source-containing slurry, which is subsequently treated solvothermally. If the slurry does not contain a divalent metal ion source containing carbonate, a carbonate source is added during or after the solvothermal treatment. | 02-04-2010 |
20110000632 | Process to Make a Clay Comprising Charge-Balancing Organic Ions, Clays Thus Obtained, and Nanocomposite Materials Comprising the Same - The invention relates to a layered double hydroxide comprising a charge-balancing organic anion, wherein the charge-balancing anion is a monovalent anion comprising at least one hydroxyl group, and which comprises less than 20 wt % boehmite. Claimed are also an aqueous slurry, a water borne coating, a composite material and a master batch comprising the said layered double hydroxide as well as the use of the said layered double hydroxide in paper making processes and as stain blocking agent in water borne coating applications. | 01-06-2011 |
20110133128 | COATED PARTICLES - The invention relates to coated particles comprising a core material and a shell and wherein said core material is an organic compound and wherein said shell comprises a layered double hydroxide comprising a hydroxide or an organic anion as charge-balancing anion. | 06-09-2011 |
20130041183 | Process for Depolymerizing Polysulfides and the Preparation of Bis-Mercapto-Diethers - The invention related to a process for the preparation of a bismercaptodiether by reacting a polysulfide with a monothiol in the presence of a base and to a process for the depolymerization of a polysulfide by reacting said polysulfide with a monothiol in the presence of a base. These processes enable the preparation of bismercaptodiethers without inorganic salt formation. | 02-14-2013 |
20130211013 | ACCELERATOR SOLUTION AND PROCESS FOR CURING CURABLE RESINS - Solution suitable for accelerating the cure of a curable resin using a peroxide, said accelerator solution comprising (i) at least one organic solvent, (ii) a manganese salt, a copper salt, or a combination thereof, and (iii) an iron complex of a tetradentate, pentadentate or hexadentate nitrogen donor ligand. | 08-15-2013 |
20140005342 | ACCELERATOR FOR CURING RESINS | 01-02-2014 |
20140011966 | PROCESS FOR THE PREPARATION OF AN ACCELERATOR SOLUTION - Process for the preparation of an accelerator solution suitable for forming a redox system with peroxides, comprising the steps of heating a liquid formulation comprising a hydroxy-functional solvent and a nitrogen-containing base to a temperature in the range 50-200° C., followed by adding a transition metal salt or complex to said heated formulation. | 01-09-2014 |
20140323613 | Dual Cure System - Multi-pack curable composition comprising: a first pack comprising a blend of (i) an epoxy resin, (ii) an unsaturated polyester or vinyl ester resin, and optionally (iii) a peroxyester, a second pack comprising an amine curing agent for the epoxy resin and at least one transition metal compound selected from iron, copper, and manganese compounds, and at least when the first pack does not contain a peroxyester, a third pack comprising a peroxide. | 10-30-2014 |