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2593results about How to "Reduce crystallinity" patented technology

Semiconductor device and method for manufacturing the semiconductor device

A semiconductor device is provided, which comprises a semiconductor layer over an insulating surface, and an insulating layer over the semiconductor layer. The semiconductor layer includes at least two element regions, and an element separation region. The element separation region is disposed between the two element regions. The element separation region includes at least one impurity element selected from the group consisting of oxygen, nitrogen, and carbon. The element separation region has higher resistance than a first source and drain regions included in one of the two element regions and a second source and drain regions included in the other of the two element regions.
Owner:SEMICON ENERGY LAB CO LTD

Polyester container and method for making same

A polyester container made from a polymer having ethylene glycol moieties, isosorbide moieties and terepthaloyl moieties, and the method of making the container is described. The polyester container is suitable for holding liquids and solids, and may be hot-filled or cold-filled. In particular, wide-mouth jars and narrow-necked bottles may be formed. The polyester has an inherent viscosity of at least 0.35 dL / g when measured as a 1% (weight / volume) solution of the polyester in o-chlorophenol at a temperature of 25 DEG C.
Owner:EI DU PONT DE NEMOURS & CO

Functionalized olefin interpolymers, compositions and articles prepared therefrom, and methods for making the same

The invention provides compositions containing at least one functionalized polyolefin, and in particular, to compositions containing at least one functionalized ethylene interpolymer, which has a melt viscosity less than 50,000 cP at 350° F. (177° C.) and a molecular weight distribution (Mw / Mn) from about 1 to 5. The invention also provides adhesive formulations containing the same. The invention also relates to the preparation of the functionalized interpolymers, by reacting, for example, such an ethylene interpolymer with the following: a) at least one unsaturated compound, containing at least one heteroatom, and b) at least one initiator.
Owner:DOW GLOBAL TECH LLC

Process for the production of animal feed and ethanol and novel animal feed

ActiveUS20060251764A1Enhance digestibilityDecrease in crystallinityGrain huskingBiocideChemistryBiomass
A method for the production of ethanol and a modified animal feed is provided. The method replaces the starch in known corn-based animal feed with biomass fiber treated to make it more digestible by animals. The process includes wherein the pericarp and germ are removed from the corn kernel and processed for by-products. The starch and protein are also removed and separated. The starch is then fermented and distilled to ethanol and stillage. The bioavailable modified animal feed comprises the pericarp and germ removed from corn kernels and optionally by-products of the pericarp and germ processing, and lignocellulosic materials. The modified animal feed may optionally include energy materials such as animal and vegetable fats, vegetable soapstocks, or glycerin, and combinations thereof.
Owner:ARCHER DANIELS MIDLAND CO

Graphene/MoS2 compound nano material lithium ion battery electrode and preparation method thereof

The invention discloses a graphene / molybdenum disulfide (MoS2) compound nano material lithium ion battery electrode and a preparation method thereof. The electrode comprises the following components in percentage by mass: 75 to 85 percent of compound nano material serving as an active substance, of a graphene nano slice and MoS2, and 5 to 10 percent of acetylene black and 10 percent of polyvinylidene fluoride; and the mass ratio of the graphene nano slice to the MoS2 nano material in the compound nano material active substance is (1 to 1)-(4 to 1). The preparation method of the electrode comprises the following steps of: preparing an oxidized graphite nano slice by using graphite as a raw material by a chemical oxidization method; synthesizing by a one-step hydrothermal in-situ reduction method in the presence of the oxidized graphite nano slice to obtain a graphene nano slice / MoS2 compound nano material; and finally, preparing the electrode by using the graphene nano slice / MoS2 compound nano material as the active substance. The electrode has high electrochemical lithium storage reversible capacity and cyclic stabilization performance, and can be widely applied to new generation lithium ion batteries.
Owner:ZHEJIANG UNIV

Films comprising biodegradable PHA copolymers

The present invention relates to biodegradable PHA copolymers comprising at least two randomly repeating monomer units. The present invention further relates to a plastic article comprising a biodegradable copolymer, wherein the biodegradable copolymer comprises at least two randomly repeating monomer units (RRMU) wherein the first RRMU has the structurewherein R1 is H, or C1 or C2 alkyl, and n is 1 or 2; the second RRMU has the structureand wherein at least 50% of the RRMUs have the structure of the first RRMU. The present invention further relates to an absorbent article comprising a liquid pervious topsheet, a liquid impervious backsheet comprising a film comprising a PHA of the present invention and an absorbent core positioned between the topsheet and the backsheet.
Owner:DANIMER IPCO LLC

Low-temperature doping processes for silicon wafer devices

A low temperature method and system configuration for depositing a doped silicon layer on a silicon substrate of a selected grade. The silicon substrate for functioning as a light absorber and the doped silicon layer for functioning as an emitter. The method comprises the acts of: positioning the silicon substrate in a chamber suitable for chemical vapour deposition of the doped silicon layer on the silicon substrate, an external surface of the silicon substrate suitable for promoting crystalline film growth; using a plurality of process parameters for adjusting growth of the doped silicon layer, the plurality of process parameters including a first process parameter of a process temperature for inhibiting diffusion of dopant atoms into the external surface of the silicon substrate, and a second process parameter of a hydrogen dilution level for providing excess hydrogen atoms to affect a layer crystallinity of the atomic structure of the doped silicon layer; exposing the external surface of the silicon substrate in the chamber to a vapour at appropriate ambient chemical vapour deposition conditions, the vapour including silicon atoms, dopant atoms and the excess hydrogen atoms, the atoms for use in growing the doped silicon layer; and originating growth of the doped silicon layer on the external surface to form an interface between the doped silicon layer and the silicon substrate, such that the doped silicon layer includes first atomic structural regions having a higher quality of the layer crystallinity next to the interface with adjacent second atomic structural regions having a lower quality of the layer crystallinity with increasing concentrations of crystal defects for increasing thickness of the doped silicon layer from the interface. The resultant silicon substrate and doped layer (or thin film) can be used in solar cell manufacturing.
Owner:SIVOTHTHAMAN SIVA +1

Process for production of cross copolymers, cross copolymers obtained by the process, and use thereof

InactiveUS20090263604A1Excellent in heat resistance and compatibilityExcellent transparencySynthetic resin layered productsFoundry mouldsCrystallinityAlkene
To provide a novel cross copolymer and resin composition which are improved in heat resistance and compatibility over conventional ethylene / aromatic vinyl compound copolymers and which have low crystallinity, are excellent in softness, transparency and compatibility and show mechanical properties similar to soft vinyl chloride resins, as compared with conventional cross copolymers.A process for producing a cross copolymer, which comprises a coordination polymerization step and a subsequent anionic polymerization step, wherein in the coordination polymerization step, copolymerization of an olefin monomer, an aromatic vinyl compound monomer and an aromatic polyene is carried out by using a single-site coordination polymerization catalyst to synthesize an olefin / aromatic vinyl compound / aromatic polyene copolymer, and then, in the anionic polymerization step, polymerization is carried out in the coexistence of such an olefin / aromatic vinyl compound / aromatic polyene copolymer and an anionic polymerizable vinyl compound monomer by using an anionic polymerization initiator.
Owner:DENKA CO LTD

Thin film transistor with plural channels and corresponding plural overlapping electrodes

An object of the present invention is to provide a technique for improving characteristics of a TFT and realizing the structure of the TFT optimal for driving conditions of a pixel section and a driving circuit, using a smaller number of photo masks. A semiconductor device has a semiconductor film, a first electrode, and a first insulating film sandwiched between the semiconductor film and the first electrode, and further has a second electrode, and a second insulating film sandwiched between the semiconductor film and the second electrode. The first electrode and the second electrode overlap with each other across a channel-formed region which the semiconductor film has. A constant voltage is applied to the first electrode at any time.
Owner:SEMICON ENERGY LAB CO LTD

Compound nano material of graphene and MoS2 and preparation method thereof

The invention discloses a compound nano material of graphene and molybdenum disulfide (MoS2) and a preparation method thereof. The compound material is formed by mixing graphene and a MoS2 nano material in a mass ratio of (1 to 1)-(4 to 1). The preparation method comprises the following steps of: preparing an oxidized graphite nano slice from graphite by a chemical oxidization method; then dissolving molybdate into deionized water so as to form 0.02 to 0.07M of solution; adding L-cysteine serving as a sulfur source and a reduction agent, wherein the mass ratio of the L-cysteine to the molybdate is (5 to 1)-(12 to 1); adding the oxidized graphite nano slice into the solution, and ultrasonically treating so that the oxidized graphite nano slice can be fully dispersed in the hydrothermal reaction solution; transferring the mixture into a hydrothermal reaction kettle and sealing; and synthesizing by a one-step hydrothermal method to obtain the compound nano material of graphene and MoS2, wherein the mass ratio of the graphene nano slice to the MoS2 is (1 to 1)-(4 to 1). The method has the characteristics of mild reaction condition and simple process. The compound nano material of graphene and MoS2 synthesized by the method can be widely used as electrode materials of new energy batteries, high-performance national lubricants, catalyst carriers and the like.
Owner:ZHEJIANG UNIV
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