Abstract: The present invention is an article of manufacture comprising a substrate having a binder composition applied thereon. The binder applied to the substrate comprising a polymeric backbone comprising recurring monomeric units derived from monomers selected from the group consisting of one or more .alpha.-olefins and one or more unsaturated carboxylic acids, said backbone having grafted thereto, by a divalent amide linkage, one or more polymeric grafts comprising at least one recurring monomeric unit derived from monomers selected from the group consisting of:--NHC(O)RC(O)NHR.sub.1 and --NH--R--C(O)--or a combination thereof, wherein R is an alkylene group of at least about 2 carbon atoms, and R.sub.1 is R or aryl. The present invention also includes a process for preparing the article of manufacture.

Abstract: The present invention is a barium-containing alumina with the X-ray pattern of the FIGURE. The alumina may be synthesized by simultaneously adding a polyether or a polyalcohol and an aqueous solution of a water soluble barium carboxylate to an aqueous boehmite sol or suspension to form a gel, the gel having a polyether or polyalcohol content of about 2 wt. % to about 26 wt. %, preferably about 10 wt. % to about 20 wt. %. The gel is then dried and calcined to convert it to an essentially pure barium-containing delta alumina. The alumina may be optionally hydrothermally treated to induce further crystallization. The final product contains about 2 wt. % to about 18 wt. % Ba, preferably about 8 wt. % to about 12 wt. %.

Abstract: This invention relates to an improved polyester composition that has a wide temperature range of crystallization. The composition comprises a polyester and a chemically reacting crystallization modifier having the following formula:H.sub.2 N--R.sup.1 --O--(R.sup.2 --O).sub.x --R.sup.3 --NH.sub.2whereinR.sup.1 and R.sup.3 are independently selected from the group consisting of alkylene units having from about 2 to about 6 carbon atoms;R.sup.2 is a hydrocarbon radical of 2-6 carbon atoms; andx is from 1 to 100.

Abstract: A process for forming extended chain polyesters and block or graft polyesters or copolyesters which comprises the steps of (a) forming an intimate mixture of one or more polyesters, and an effective amount of one or more chain extension reagents, which are phosphorous (III)-containing compounds, and (b) heating said mixture for a time and at a temperature sufficient to form said extended chain, or graft or block copolyester or polyester; wherein the polyester used in step (a) contains no or substantially no substances which comprise elements from groups VA and VIA of the periodic table in elemental form; and wherein preferably, said polyesters conatain one or more elements belonging to groups IIA, IIIA, IVA, VB, IIB, IIIB, IVB, VIII and the lanthanides.

Abstract: A curing agent for epoxy resins having improved solubility characteristics has the formula ##STR1## where R is --CH.sub.2 C.sub.6 H.sub.4 X or --CH.sub.2 CH.sub.2 C.sub.6 H.sub.4 X,and X is either --H, --CH.sub.3, --OCH.sub.3, --OH, or --NY,and where Y is --H or CH.sub.3.Such substituted cyanoguanidines are soluble in various solvents and do not require the use of undesirable solvents necessary with cyanoguanidine (dicyanodiamide) itself.

Abstract: This invention relates to a spliced fluoropolymer coated mesh fabric comprising a fluoropolymer coated mesh fabric having two ends that are overlapped so as to align the mesh voids, and a fluoropolymer cord interwoven through at least one row of the aligned voids of the overlapped ends.

Abstract: This invention is directed to a composite formed from a gamma phase polyamide such as nylon 6 having dispersed therein a particulate material such as a phyllosilicate as for example montmorillonite.

Abstract: A method of forming a carbon composite material by applying vertical compressive force and a variable lateral force simultaneously to a mixture of carbon fiber and a carbon precursor material during carbonization of the mixture.

Abstract: This invention relates to a process of forming liquid or solid blends, solutions, or dispersions of electrically conductive doped conjugated polymer dissolved or dispersed in a liquid or polymeric matrix.

Abstract: A carbon-containing black glass has the empirical formula SiC.sub.x O.sub.y wherein x ranges from about 0.5 to about 2.0 and y ranges from about 0.5 to about 3.0 and is resistant to oxidation up to a temperature of about 1400.degree. C. The black glass is synthesized by heating a spirosiloxane polymer in a non-oxidizing atmosphere up to a temperature in the range of from about 750.degree. C. to about 1400.degree. C. The polymers are synthesized by reacting the spirosiloxane oligomers: ##STR1## wherein a and b are integers from 0 to 20, preferably 1 to 5, c and d are integers from 2 to 20, preferably 2 to 6, m is an integer from 0 to 10, preferably 0 to 4, and wherein for each silicon atom in the oligomer having R and R' moieties, R is independently selected from the group consisting of alkyl groups from C.sub.1 to C.sub.20, preferably C.sub.1 to C.sub.5, and R' is independently selected from the group consisting of hydrogen, and alkenyl groups from C.sub.2 to C.sub.20, preferably from C.sub.2 to C.sub.5.

Abstract: This invention relates to a thermoformable laminate comprising a layer of polyolefin selected from the group consisting of homopolymers and copolymers of .alpha.-olefins having up to 8 carbon atoms, a layer of nitrile copolymer, and an adhesive layer interposed between the polyolefin layer and the nitrile copolymer layer.

Abstract: This invention relates to a fluoropolymer coated glass fabric having excellent flexibility, weatherability, ultraviolet light-stability, and moisture-resistance characteristics, which are suitable for protective cover applications, such as antenna cover.

Abstract: A magnetic metallic glass alloy exhibits, in combination, high saturation induction and low magnetic anisotropy energy. The alloy has a composition described by the formula Fe.sub.a Co.sub.b B.sub.c Si.sub.d C.sub.e, where "a"-"e" are in atom percent, "a" ranges from about 72 to about 84, "b" ranges from about 2 to about 8, "c" ranges from about 11 to about 16, "d" ranges from about 1 to about 4, and "e" is zero or ranges from about 3 to about 4, with up to about 1 atom percent of Mn being optionally present in the alloy, with the provisos that (i) when "e" is zero and "a" is greater than or equal to 80, "b" cannot exceed 4, (ii) when "e" is zero and "a" is less than 80 by an amount x, "b" cannot exceed (4+4x) and, (iii) the sum ("a"+"b"+"c"+"d"+"e") equals 100. Such an alloy is especially suited for use in large magnetic cores associated with pulse power applications requiring high magnetization rates.

Abstract: A spliced narrow non-directional endless belt for packaging applications, for use with plastic film wrapping packaging equipment. The ends of a coated fabric belt material are butted together and a fluoropolymer film is applied to the butted ends on the outer surface of the belt. A splice material (also a coated fabric) is centered over such fluoropolymer film. Another fluoropolymer film is positioned over the splice material so as to encapsulate it and another fluoropolymer film extends on the inside surface of the belt over the butted ends of the belt. The ends of this latter film extend over the edges of the belt onto the exterior surface of the film that is positioned over the splice on the front surface of the belt. Coatings of fluoropolymer dispersions are preferably applied over the various layers, and the entire construction is laminated together into a unitary construction.

Abstract: Disclosed are compositions and process for the improving the rate of crystallization of polyamide containing compositions which comprise two polyamides having dissimilar melting temperatures, said process comprising the steps of heating the two polyamides to a temperature which is above the melting point of the polyamide having the lower melting temperature but below the melting temperature of the polyamide having the higher melting temperature, as well compositions made in accordance with the process. Preferred polyamides include polycaprolactam and polyhexamethylene adipamide, and the said compositions may optionally include further constituents. The process provided for improved nucleation without the necessity of inorganic nucleation promoters or agents, and articles made in accordance to the process exhibit good physical properties.

Abstract: The present invention is directed to an optical coupling device for facilitating the coupling of an optical fiber to an optical waveguide and to a method for fabricating such coupling device. Another aspect of this invention relates to optical fiber to optical waveguide interconnect comprising the coupling device of this invention, and arrays comprising a plurality of such arrays.

Abstract: The invention relates to a process for producing chain extended polyamide compositions which comprise one or more polyamides and one or more lactamyl phosphites.

Abstract: Improved poly(vinyl chloride) compositions which exhibit improved adhesivity to improved polyamide compositions which find particular utility in the construction of multi-layer structures, particularly for the fabrication of structures for use in forming electrical insulation structures for wires and cables. In one useful embodiment, the multi-layer structure has in the following order: a layer of PVC and a layer of polyamide in contact with the layer of PVC wherein the layer of PVC includes a vinyl chloride containing copolymer or a terpolymer which exhibits good solubility with the PVC, and which further provides good adhesivity with the polyamide. The polyamide layer comprises an effective amount of an ethylene-bis-tetrabromophthalimide which acts as a fire retardant; the multi-layer structure exhibits good interfacial adhesion and excellent fire retardant characteristics.

Abstract: Compounds having non-linear optical activity of the general formula ##STR1## wherein D and A are electron donor and acceptor groups, respectively, R.sup.1 and R.sup.2 are aromatic bridging groups, X and Y are preferably groups capable of partaking in polymerization reactions are suitable for use in polymer-based light modulator devices.

Abstract: A metal matrix composite is produced by forming a rapidly solidified aluminum base alloy into powder. The powder is plasma sprayed onto at least one substrate having thereon a fiber reinforcing material to form a plurality of preforms. Each of the preforms has a layer of the alloy deposited thereon, and the fiber reinforcing material is present in an amount ranging from about 0.1 to 75 percent by volume thereof. The preforms are bonded together to form an engineering shape.