Patent classifications
C08L71/14
Polymer and polymer-derived particles comprising polyfurfuryl alcohol and methods thereof
Aspects relate to a method of particle fabrication, comprising mixing at least one stabilizing compound with an aqueous solution to produce a first mixture, mixing furfuryl alcohol, a derivative of furfuryl alcohol, or a mixture thereof, into the first mixture to produce a second mixture, heating the second mixture, mixing a surfactant comprising an acid moiety (e.g., an alkylbenzene sulfonic acid) and the second mixture to produce a third mixture, initiating a polycondensation reaction of the furfuryl alcohol, the derivative of the furfuryl alcohol, or the mixture thereof, in the third mixture to produce polymer (or polymer-derived) particles comprising polyfurfuryl alcohol, and (optionally) defining or modifying the glass transition temperature of the polymer or polymer-derived particles comprising polyfurfuryl alcohol.
Copolymer and laminate containing same
A laminate has an olefin-aromatic vinyl compound-aromatic polyene copolymer and a metal foil. The number average molecular copolymer weight is between 5000 and 100000; the aromatic vinyl compound monomer is aromatic vinyl compound having between 8 and 20 carbon atoms, and the aromatic vinyl compound monomer unit content is between 10 and 60 mass %; the aromatic polyene is selected having between 5 and 20 carbon atoms and vinyl and/or vinylene groups in the molecule, the content derived from the aromatic polyene unit is between 1.5 and 20 pieces per number average molecular weight; and the olefin is selected having between 2 and 20 carbon atoms, being ethylene alone, or having a mass ratio of ?-olefin monomer components other than ethylene to an ethylene monomer component contained in the olefin, of 1/7 or less, and the total monomer units of the olefin, aromatic vinyl compound, and aromatic polyene is 100 mass %.
Copolymer and laminate containing same
A laminate has an olefin-aromatic vinyl compound-aromatic polyene copolymer and a metal foil. The number average molecular copolymer weight is between 5000 and 100000; the aromatic vinyl compound monomer is aromatic vinyl compound having between 8 and 20 carbon atoms, and the aromatic vinyl compound monomer unit content is between 10 and 60 mass %; the aromatic polyene is selected having between 5 and 20 carbon atoms and vinyl and/or vinylene groups in the molecule, the content derived from the aromatic polyene unit is between 1.5 and 20 pieces per number average molecular weight; and the olefin is selected having between 2 and 20 carbon atoms, being ethylene alone, or having a mass ratio of ?-olefin monomer components other than ethylene to an ethylene monomer component contained in the olefin, of 1/7 or less, and the total monomer units of the olefin, aromatic vinyl compound, and aromatic polyene is 100 mass %.
Chemically modified wood and non-wood products and methods for the production thereof
Provided is a process for chemically modifying wood or non-wood comprising: (a) impregnating said wood or non-wood with an aqueous composition comprising an acid polymerization catalyst; (b) impregnating the wood or non-wood product from step (a) with 3-furfuryl borate (3-FB); and (c) subjecting the wood product from (b) for a time and under conditions to affect polymerization of the 3-FB. Modified wood and non-wood products are also provided.
Polymer impregnated bamboo
An engineering or constructional member comprising at least two strips bonded with an adhesive; each of the strips comprises bamboo impregnated or treated with a polymer derived from one or more furfuryl alcohol resin precursors.
Polymer impregnated bamboo
An engineering or constructional member comprising at least two strips bonded with an adhesive; each of the strips comprises bamboo impregnated or treated with a polymer derived from one or more furfuryl alcohol resin precursors.
Decking
Decking comprises: a support selected from the group consisting of: polymeric materials; marine engineering polymers, fiber reinforced polymers, polymer metal composites, metal or wood sheets or marine superstructure; an array of strips of polymer treated wood secured to the support by means of an adhesive; the adhesive being selected from the group consisting of: polyurethane adhesives, modified silyl polymer adhesives and epoxy resin adhesives; wherein the polymer treated wood comprises a wood species selected from the group consisting of: maple species impregnated with a wood compatible polymerizable monomer, preferably selected from furfuryl alcohol, bis hydroxymethyl furan and mixtures thereof and subsequently dried and cured.
Decking
Decking comprises: a support selected from the group consisting of: polymeric materials; marine engineering polymers, fiber reinforced polymers, polymer metal composites, metal or wood sheets or marine superstructure; an array of strips of polymer treated wood secured to the support by means of an adhesive; the adhesive being selected from the group consisting of: polyurethane adhesives, modified silyl polymer adhesives and epoxy resin adhesives; wherein the polymer treated wood comprises a wood species selected from the group consisting of: maple species impregnated with a wood compatible polymerizable monomer, preferably selected from furfuryl alcohol, bis hydroxymethyl furan and mixtures thereof and subsequently dried and cured.
Composition comprising furfuryl alcohol
Composition including a first component, including furfuryl alcohol and humins and a second component including an acidic polymerization initiator. The composition can be oligomerized to a resin, which has a viscosity in the range of 0.1 to 10,000 Pa.Math.s at 25 C., determined according to ISO3219. The resin, or a blend of furfuryl alcohol and humins as a component A and an acidic polymerization initiator as a component B, separated from each other, may form a kit for an adhesive or impregnation agent.
Composition comprising furfuryl alcohol
Composition including a first component, including furfuryl alcohol and humins and a second component including an acidic polymerization initiator. The composition can be oligomerized to a resin, which has a viscosity in the range of 0.1 to 10,000 Pa.Math.s at 25 C., determined according to ISO3219. The resin, or a blend of furfuryl alcohol and humins as a component A and an acidic polymerization initiator as a component B, separated from each other, may form a kit for an adhesive or impregnation agent.