Abstract:
Embodiments of the present disclosure provide a curable composition having an epoxy resin component having an epoxide equivalent weight of 75 grams/equivalent to 210 grams/equivalent, an amine component having a hydrogen equivalent weight of 18 grams/equivalent to 70 grams/equivalent, and an acrylate component having an acrylate equivalent weight of 85 grams/equivalent to 160 grams/equivalent, wherein the acrylate component is 1 part per hundred parts epoxy resin to less than 5 parts per hundred parts epoxy resin.
Abstract:
Die vorliegende Erfindung betrifft multiaminfunktionelle Oligomere und multioximfunktionelle Oligomere sowie ein Verfahren zur Herstellung dieser über Copolymerisation von Carbonylträgern wie Olefinen oder Dienen, Umsetzung mit Hydroxylamin und anschließende selektive katalytische Hydrierung.
Abstract:
The present invention relates to a resin composition comprising a. a compound capable of undergoing a radical copolymerization selected from the group consisting of unsaturated polyester resins, vinyl ester resins and mixtures thereof, b. an epoxide functional resin as compound capable of reacting with an amine c. a polymerization inhibitor, whereby the composition comprises a stable oxyl radical as inhibitor.
Abstract:
The present invention relates to an etheramine mixture containing a monoether diamine and its method of production by alkyloxating an initiator with an alkylene oxide to produce a precursor polyol and reductively aminating the precursor polyol to form the etheramine mixture. The etheramine mixture may be used in variety of applications including as a curing agent for an epoxy resin or as a reactant in the production of polyurea materials.
Abstract:
A reactive thermosettable resin composition including (a) at least one thermosetting resin; (b) at least one curing agent, and (c) optionally, at least one catalyst; wherein the curing agent (b) comprises a reactive inorganic cluster; and wherein the clusters are storage-stable inorganic clusters with reactive functional groups, such as amino groups; a process for preparing a thermoset product from the thermosettable composition. A composition of the reactive clusters as a curing agent and a thermosetting resin may be used to prepare thermoset products with improved thermo-mechanical behavior.
Abstract:
A method of producing a tool or mould is claimed which comprises (A) application of a seamless modelling paste comprising at least one resin system (a) and at least one hardener system (b) onto a substrate to form a continuous film of curable material (B) curing the seamless modelling paste. The composition used comprises a resin system (a) comprising an epoxy resin (a1) having an average epoxy functionality above 2 and the hardener system (b) comprising an amine compound (b1) having an average amine functionality above 2.
Abstract:
A resin formulation for use in a vacuum resin infusion molding process, said formulation comprising (a) a divinylarene dioxide, and (b) a polyaminoether; wherein the polyaminoether does not have pendent hydroxyl groups; and wherein the resin formulation may have a low viscosity of less than about 400 mPa-s.
Abstract:
The present invention relates to novel adducts useful for improving the toughness and curable compositions using such toughening adducts. In a particular aspect, the present invention relates to novel toughening adducts and curable compositions having improved fracture toughness using those toughening adducts.
Abstract:
The invention relates to Mannich bases prepared using alkyldipropylenetriamines and to addition compounds (adducts) of alkyldipropylenetriamines with acrylonitrile and ethylene oxide or propylene oxide, and to products obtained therefrom by the further addition of epoxy compounds having an average at least one epoxy group per molecule, and to the use of such products as hardeners for curable epoxy resin systems.
Abstract:
A cross-linked pipelining network polymer composition for the in situ rehabilitation of pipes is formed. The polymer composition comprises at least one liquid epoxy resin and an effective amount of a liquid curing agent blend comprising an aliphatic polyamine, an aliphatic imidazoline, and an aliphatic amidoamine. The polymer composition may further comprise a pigment, a diluent and/or a viscosity controlling agent.