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139 results about "Composition C" patented technology

The Composition C family is a family of related US-specified plastic explosives consisting primarily of RDX. All can be moulded by hand for use in demolition work and packed by hand into shaped charge devices. Variants have different proportions and plasticisers and include composition C-2, composition C-3, and composition C-4.

Resin particles and producing method thereof, toner for developing electrostatic latent image and producing method thereof, electrostatic latent image developer as well as image forming method

A producing method of resin particles, which comprises at least an emulsification step of emulsifying a composition containing at least a polymerizable monomer and a polymerization step to form droplets of the composition, and a polymerization step of polymerizing the polymerizable monomer in the droplets to synthesize resin particles, wherein the composition is one selected from Composition A, Composition B, or Composition C: (Composition A): a composition containing a vinyl-based monomer, lactone, a vinyl-based monomer polymerization catalyst for polymerizing the vinyl-based monomer, and a lactone polymerization catalyst for polymerizing the lactone (Composition B): a composition containing a polyester resin, lactone, and a lactone catalyst for polymerizing the lactone (Composition C): a composition containing a vinyl-based monomer, a cyclic keteneacetal compound represented by the following general formula (1), and a radical polymerization initiator (in the general formula (1), R represents a chain or cyclic divalent aliphatic group optionally containing an ether linkage, and the aliphatic group may have a substituent.)
Owner:FUJIFILM BUSINESS INNOVATION CORP

PCR primer pair composition for identification or assisted identification of idioplasm of sturgeon, and applications thereof

The present invention discloses a PCR primer pair composition for identification or assisted identification of the sturgeon female parent and the sturgeon male parent, and applications thereof. The composition comprises a composition A for identification or assisted identification of the sturgeon female parent, a composition B for identification or assisted identification of the sturgeon parent, and a composition C for identifying or assistedly identifying whether the sturgeon female parent is Acipenser ruthenus, wherein the compositions A, B and C are separately packaged, the composition A comprises AGF, ABF, ABRM, DauF and SchF, the composition B comprises Atr-101, Atr-105, Atr-107, Atr-114, Atr-117, Eu-39, Eu-40, Eu-41, Afu19, Afu22, Afu39, Afu54 and Afu68, and the composition C comprises RutF.
Owner:BEIJING FISHERIES RES INST

Electrolyte for dye-sensitized solar cell and preparation method thereof

The invention relates to electrolyte for a cell, in particular to electrolyte for a dye-sensitized solar cell. The electrolyte comprises a composition A, a composition B and a composition C, wherein the mass ratio of the composition A to the composition B to the composition C is 2-17:1-2:1-2; the composition A is a mixed solution formed by a redox couple, an additive which is chelated with a photo anode, and an ionic liquid; the redox couple comprises elementary iodine; the ionic liquid is an imidazole salt ionic liquid which is in the liquid state at room temperature; the molar ratio of the elementary iodine to the additive is 1:0.2-2; the concentration of the elementary iodine in the composition A of the mixed solution is between 0.01 and 1 mol / L; the composition B is an adhesive for increasing the viscosity of a system; and the composition C is a viscosity regulator for regulating the leveling property of the system under the condition of silk-screen printing. The invention has the advantages that the electrolyte system has small volatility and good long-term stability, and can perform silk-screen printing and meet the requirements of industrialized production.
Owner:IRICO

Preparation method for low free toluene diisocyanate (TDI) polyurethane pre-polymer curing agent

InactiveCN103130980AGood adhesionConstruction time limit growthCoatingsToluene diisocyanateTrimethoprim
The invention discloses a preparation method for a low free toluene diisocyanate (TDI) polyurethane pre-polymer curing agent. The preparation method for the low free TDI polyurethane pre-polymer curing agent comprises that a composition A and a composition B are put into a reaction kettle, nitrogen is injected and mixed, a molten composition C is added, and thus TDI/ Trimethoprim (TMP) pre-polymer is obtained through reaction; a composition E is added, heated to 60-80 DEG C and reacted for 30-60 minutes; a composition D is added and reacted for 2-6 hours; and the low free TDI polyurethane pre-polymer curing agent with free TDI content which is lower than 0.4 % is obtained. The composition A is 2,4-TDI or TDI-80, the composition B is solvent with boiling point which is less than or equal to 200 DEG C, the composition C is trimethylolpropane which is dewatered by agent, the composition D is an aliphatic compound which contains 1-3 hydroxyls, and the molecular weight is 60-3000, and the composition E comprises one or a plurality of four kinds of diphenyl methane diisocyanates, namely, E-1, E-2, E-3 and E-4. The pre-polymer curing agent which is prepared by the preparation method for the low free TDI polyurethane pre-polymer curing agent is low in viscosity and good in stability.
Owner:SOUTH CHINA UNIV OF TECH

Powder coating with metal flashing effect, as well as preparation method and application method of powder coating

The invention belongs to the field of functional powder coating, and particularly relates to powder coating with a metal flashing effect, as well as a preparation method and an application method of the powder coating. The powder coating is prepared by combining a composition A, a composition B and a composition C, wherein the composition A comprises the following raw materials in percentage by weight: 26.0-35.0% of bisphenol A-type ethoxyline resin, 32.5-42.0% of carboxyl terminated polyester resin, 0.5-1.0% of a leveling agent, 0.3-0.6% of a degassing agent, 2.0-33.5% of one or more pigments and 10-20.0% of a filler; the composition B comprises the following raw materials in percentage by weight: 90-99% of the composition A and 1-10% of one or more metal pigments; the composition C comprises the following raw materials in percentage by weight: 77.3-80.3% of GMA-type acrylic resin, 18.2-21.2% of dodecanedioic acid, 0.5-1% of the leveling agent and 0.3-0.6% of the degassing agent. A double-layer coating film is formed after application of the powder coating, so that the powder coating is high in impact resistance and bending resistance. The invention further provides the preparation method and the application method of the powder coating.
Owner:SAIGAO POWDER TECH YANTAI

Heating element condition monitor

A method for monitoring the condition of an electric current-carrying heating element involving installing the heating element in a location and setting the initial composition Ci of the material as a reference baseline at an initial time Ti corresponding to said installation of the heating element. Data is then collected reflecting the subsequent composition Cs of the heating element material after a subsequent time Ts at the installed location and any change in the material composition of the heating element between Ti and Ts is monitored. An alarm is sent when the change reaches a threshold value indicating a possible failure condition. According to one embodiment, an impedance monitor is provided that calculates and compares impedance at the required levels of accuracy to determine changes in material composition. The impedance monitor, or portions thereof may be embedded within a microcontroller for increased portability and functionality.
Owner:HITACHI LTD +1
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