Matches 251 - 300 out of 362 < 1 2 3 4 5 6 7 8 >
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4960822 Thermoplastic moulding compounds with good processing properties and great toughness  
Thermoplastic moulding compounds containing (A) from 5 to 90 parts by weight of one or more thermoplastic polymers, (B) from 5 to 90 parts by weight of one or more graft polymers and (C)...
4959410 Polymer mixtures having high tensile strength and good tear propagation resistance  
Polymer mixtures having high tensile strength and good tear propagation resistance, consisting of (A) from 10 to 95 parts by weight of a graft polymer, (B) from 0 to 75 parts by weight of a...
4943610 Non-shrinking, dimensionally-stable modified epoxy resins  
A non-shrinking, strain-free, dimensionally-stable modified epoxy resin is disclosed for use in the fabrication of composite, structural laminates. The uniqueness of product preparation is that the...
4920173 PUR powder paints for matt coatings  
PUR powder paints with matt surfaces that level well after baking are obtained when polymers containing hydroxyl groups with more than 2 OH groups in the molecule are reacted with blocked...
4912174 Process of preparation of a new memory thermoplastic composition from polycaprolactone and polyurethane, product obtained by this process and its use particularly in orthopedics  
A process is disclosed for preparing a thermoplastic composition having elastic memory and containing polyurethane interlocked in a network of polycaprolactone. The product of the aforementioned...
4908416 Mixtures of aromatic polycarbonates and/or aromatic polyesters with special copolymers  
The invention relates to mixtures containing 1. thermoplastic, aromatic polycarbonates and/or thermoplastic, aromatic polyesters and 2. copolymers corresponding to formula (Ia) --A--X-- r ...
4889119 Surgical fastener made from glycolide-rich polymer blends  
There is described a surgical fastener comprising a glycolide-rich blend of two or more polymers, one polymer being a high lactide content polymer and another being a high glycolide content...
4882168 Polyesters containing alkylene oxide blocks as drug delivery systems  
The invention is a slow release drug delivery system comprising a drug and an ABA or AB block copolymer wherein one block (B) is a poly(alkylene oxide) and the other blocks (A) are comprised of...
4844854 Process for making a surgical device using two-phase compositions  
An absorbable, annealed surgical device made from a multi-phase, polymeric composition derived from lactide and glycolide is disclosed. Preferably, the composition has two phases, both phases are...
4839130 Process of making an absorbable surgical device  
A process for making an adsorbable, annealed surgical device of a multi-phase, polymeric composition derived from lactide and glycolide. The process includes the preparation of a first polymer...
4838267 Glycolide/p-dioxanone block copolymers  
Block copolymers of glycolide and p-dioxanone are produced by reacting poly(p-dioxanone) that is substantially free of p-dioxanone monomer with glycolide.
4826934 Process for the manufacture of vinyl halide polymers modified with polymers of heterocyclic oxygen compounds  
In a first stage, a heterocyclic oxygen compound is polymerized by an ionic route in a vinyl halide and, in a second stage, the vinyl halide, to which other unsaturated monomers capable of being...
4822832 Thermosetting epoxy resin compositions and thermosets therefrom  
Described are novel thermosetting epoxy resin compositions suitable for making cured resins, prepregs and stiff, tough thermoset composites. The thermosetting compositions comprise a polyepoxide...
4800219 Polylactide compositions  
Novel polylactide composition containing segments or poly(R-lactide) interlocked with segments of poly(S-lactide).
4789726 Manufacture of polyesters  
A process for the manufacture of polyesters, especially polylactides or poly(lactide-co-glycolide) of specified low-medium molecular weight, by controlled hydrolysis of a higher molecular weight...
4766183 Thermosetting composition for an interpenetrating polymer network system  
A method for making a one package heat curable (i.e. thermosetting) composition which, on heating, forms a urethane/epoxy/silicone interpenetrating polymer network (IPN) system; one package heat...
4762902 Electron curable polyurethanes  
Electron beam curable polyurethanes that have significantly improved dispersibility, improved magnetic pigment binder utility and result in improved magnetic tape for use in a variety of...
4760117 Method for preparing copolycarbonates from cyclic polycarbonate oligomers  
Copolycarbonates are prepared by ring-opening cyclic polycarbonate oligomers with various nucleophilic polymers. The latter include "living" anionic vinyl polymers; polymers such as polyphenylene...
4741961 Polyurethane-based adhesive coating or film, and use of same in laminated glass panes  
A transparent adhesive coating or film based on polyurethane. A polyurethane formed from at least one aliphatic or cycloaliphatic diisocyanate, at least one polyol chosen from among the polyether...
4741337 Surgical fastener made from glycolide-rich polymer blends  
A surgical fastener is made from a glycolide-rich blend of polymers.
4724254 Water dispersible binders for cationic electra-coating and method for preparation  
The invention relates to water-dispersible binding agents for cationic electro-immersion varnishes on the basis of modified epoxy resins. The binding agents are reaction products of (A)...
4710542 Alkylcarbamylmethylated amino-triazine crosslinking agents and curable compositions containing the same  
Novel alkylcarbamylmethyl aminotriazines self-cure and also function as crosslinkers for compounds containing active hydrogen groups. When the active hydrogen-containing compounds are hydroxylated...
4708984 Beta-hydroxyalkylcarbamyl-methylated aminotrizines and curable compositions containing the same  
Novel beta-hydroxyalkylcarbamylmethyl aminotriazines function in self-condensation and as crosslinkers for amino resins and also compounds containing active hydrogen groups. The compositions cure...
4701483 Lactone-modified hydroxyethyl (meth) acrylate solution  
A lactone-modified hydroxyethyl (meth)acrylate solution comprising 30 to 95 parts by weight of a lactone-modified hydroxyethyl (meth)acrylate represented by the formula (I): ##STR1## wherein R is...
4675237 Adhesive layer used in the manufacture of laminated glass and laminated glasses comprising such a layer  
An adhesive layer used in the manufacture of laminated glasses. The layer comprises a cold polymerizable polyurethane formed from an isocyanate component comprising a monoisocyanate with a double...
4672001 Adhesive layer used in the manufacture of laminated glasses and laminated glasses comprising such a layer  
An adhesive layer used in the manufacture of laminated glasses. The layer comprises a cold-polymerizable polyurethane formed from an isocyanate component selected from among the aliphatic...
4661535 Thermoplastic composition  
A thermoplastic composition, especially for use as an orthopedic splinting or casting material comprises a crosslinked polymeric component and a filler. The crosslinked polymeric component...
4659786 Low modulus thermoplastic elastomeric polyester-polysiloxane block copolymers  
Polyester-polysiloxane block copolymers for dental uses are disclosed as low modulus thermoplastic elastomers. The copolymers comprise polycaprolactone residues and poly(dimethylsiloxane)...
4656207 Epoxy thermosets having improved toughness  
Disclosed is a stiff, tough thermoset composite, the composite comprising a crosslinked epoxy resin matrix and high strength filaments. The resin matrix comprises a glassy discontinuous phase...
4653497 Crystalline p-dioxanone/glycolide copolymers and surgical devices made therefrom  
Copolymers are made by reacting glycolide with a mixture of p-dioxanone monomer and homopolymer. The copolymers are useful in making surgical devices such as surgical sutures.
4644038 Unsaturated poly (alpha-hydroxy acid) copolymers  
An unsaturated poly (alpha-hydroxy acid) copolymer is prepared by reacting a cyclic diester of an alpha-hydroxy acid having 2 to 5 carbon atoms with an ethylenically-unsaturated epoxide. The...
4643191 Crystalline copolymers of p-dioxanone and lactide and surgical devices made therefrom  
A crystalline copolymer is produced by first polymerizing p-dioxanone to form a mixture of monomer and homopolymer, and then adding lactide to this mixture and polymerizing to form a copolymer.
4639478 Bismorpholines, a process for their preparation and their use for protection against hydrolysis  
The present invention relates to 2,3,2',3'-bis-morpholine derivatives corresponding to the formula ##STR1## The present invention also relates to a process for the preparation of these derivatives...
4636552 Novel silicone/polylactone graft copolymer  
Novel silicone/polylactone graft copolymers, well suited as polymer composition additives, especially those destined for biomedical applications, have the average general formula: ##STR1## in which...
4609691 Water-dispersible binders for cationic electrodepositable paints, and method for their production  
The invention relates to water-dispersible binders for cationic electro-dip paints with a base of modified epoxy resins. The binders are produced by reaction of (A) epoxy resins having a...
4608404 Epoxy compositions containing oligomeric diamine hardeners and high strength composites therefrom  
Described herein are compositions which contain a specific group of oligomeric diamine hardeners and epoxy compounds which when combined with structural fibers produce composites which have...
4605730 Surgical articles of copolymers of glycolide and ε-caprolactone and methods of producing the same  
Novel copolymers of ε-caprolactone and glycolide useful in making surgical articles and particularly surgical sutures having Young's modulus of less than 250,000 psi. New and improved...
4596853 Reactive polymer solutions and polymerizates thereof  
Polymerizable solutions of mixtures containing a bicyclic amide acetal, a polymer which does not react with the bicyclic amide acetal and a monomer or polymer capable of undergoing condensation...
4595713 Medical putty for tissue augmentation  
A medical implant useful in the regeneration of soft and hard connective tissue, such as cartilage and bone, is disclosed which comprises a copolymer of a major amount of epsilon caprolactone and a...
4593056 Epoxy/aromatic amine resin systems containing aromatic trihydroxy compounds as cure accelerators  
Curable thermosetting resin compositions comprising an epoxy resin having at least two 1,2-epoxy groups per molecule, an aromatic diamine hardener, and as a cure accelerator an aromatic trihydroxy...
4574132 General purpose expandable adhesive  
A general purpose expandable adhesive comprised of a spiroortho ester synthesized from the lactone, 6-caprolactone, and the diglycidyl ethers of bisphenol A and 1,4-butanediol, Cab-o-Sil...
4567216 Thermoplastic modified epoxy compositions  
Described herein is a composition which contains bis(2,3-epoxycyclopentyl) ether, a specific group of hardeners and a specific group of thermoplastics. When cured, these compositions have improved...
4563493 Omega-perfluoroalkyl-1,2-epoxyalkane copolymer and use thereof  
A novel copolymer comprising (a) repeating units of the formula: --OCH[(CH 2 ) p R f ]CH 2 -- (Ia) or --OCH 2 CH[(CH 2 ) p R f ]-- (Ib) wherein R f ...
4559393 Crosslinkable composition comprising aminoepoxy resin - III  
A self-crosslinkable resin and composition of matter comprising same is provided, which resin comprises certain diene functional blocked dieneophile functional aminoepoxy resin, which resin is...
4522984 Modified epoxy resin and composition  
An epoxy resin having hydroxyl groups is modified with ε-caprolactone by effecting the ring opening polymerization of ε-caprolactone onto the hydroxyl groups contained in the epoxy resin. The...
4501861 Thermoplastic polyamide compositions  
Polyamide compositions comprising: (a) poly(ε-caprolactam) resin of viscosity average molecular weight of at least about 15,000; and (b) at least one block polymer having (i) from about...
4501860 Reagents for graft copolymers  
A hydroxyl-functional polymer is reacted with a compound ZCO.N(H) x .N(H) x .CO.OR, where Z is halogen or aryloxy, x is 0 or 1 and R is hydrocarbon, and the reaction product is if necessary...
4467078 Electron beam curable polyurethane compositions  
Improved electron beam curable compounds are prepared by mixing 100 weight parts of (1) polyurethanes prepared from polymeric polyols, organic diisocyanates and polyethers having terminal hydroxyl...
4446286 Electron beam curable polyrethane compositions  
Improved electron beam curable compounds are prepared by mixing 100 weight parts of (1) polyurethanes prepared from polymeric polyols, organic diisocyanates and polyethers having terminal hydroxyl...
4436896 Polyester copolymer  
A polyester copolymer, suitable for an adhesive, is obtained by copolymerizing (A) terephthalic acid or a mixture of more than 50 mol % of terephthalic acid and at least one kind of dicarboxylic...
Matches 251 - 300 out of 362 < 1 2 3 4 5 6 7 8 >