Class / Patent application number | Description | Number of patent applications / Date published |
524126000 | Phosphorus bonded directly to only two chalcogen atoms and having at least one P-C linkage, e.g., phosphinate, phosphonite, etc. | 27 |
20080269384 | Polyphosphate Derivative of a 1,3,5-Triazine Compound, Method for Producing the Same and its Use - Phosphate derivatives of a 1,3,5-triazine compound, preferably melamine polyphosphate, which are heat-resistant at the processing temperature, are selected which have an average condensation coefficient n (number average)>20, a pH-value of a 10% slurry of the polyphosphate derivative in water at 25° C. of 5 or higher, a molar ratio of 1,3,5-triazine compound to phosphorus (M/P)<1.1 and a decomposition temperature >320° C. They can be produced by heat treatment of an orthophosphate or condensed phosphate with an average condensation coefficient n (number average) below 20 in an ammonia atmosphere at a temperature in the range of 300 to 400° C. until the average condensation coefficient is above 20 and the molar ratio of 1,3,5-triazine compound to phosphorus (M/P) is below 1.1. The polyphosphates of the invention can be represented in simplified form by the following general formula: | 10-30-2008 |
20090030124 | Flame resistant semiaromatic polyamide resin composition and articles therefrom - Disclosed are polyamide compositions containing non-halogenated flame retardant and zinc borate that have reduced corrosion effects on melt processing equipment. | 01-29-2009 |
20090275682 | Resin Composition Excellent in Flame Retardance - The present invention relates to a resin composition containing (A) a polyamide having a viscosity number (as measured in the 96% sulfuric acid according to ISO 307 (1997)) of from 50 ml/g to 250 ml/g; (B) a polyphenylene ether; and (C) a phosphinate represented by a particular formula. The resin composition according to the present invention is excellent in flame retardancy, impact resistance and thin-wall moldability and can significantly suppress gas generation during the molding process and substantially inhibit the generation of deposits on a mold during injection molding. As a result, a molded product thereof excellent in surface appearance can be provided. | 11-05-2009 |
20100113655 | FLAME RESISTANT SEMIAROMATIC POLYAMIDE RESIN COMPOSITIONS AND PROCESSES FOR THE PREPARATION OF SEMIAROMATIC POLYAMIDE RESIN COMPOSITIONS EXHIBITING INCREASED MELT FLOW AND ARTICLES THEREFROM - There is provided high temperature flame retarded semiaromatic polyamides which provide superior properties in molded articles while maintaining high flow in the molding process. The resin compositions include, in addition to the polyamide and flame retardant, aromatic organic acid and at least one inorganic reinforcing agent and/or filler. Processes for their preparation and articles made from these compositions are also disclosed. | 05-06-2010 |
20100113656 | FLAME RESISTANT SEMIAROMATIC POLYAMIDE RESIN COMPOSITIONS AND PROCESSES FOR THE PREPARATION OF THE COMPOSITIONS EXHIBITING INCREASED MELT FLOW AND ARTICLES THEREFROM - There is provided high temperature flame retarded polyamides which provide superior properties in molded articles while maintaining high flow in the molding process. The resin compositions include, in addition to the polyamide and flame retardant, talc and at least one inorganic reinforcing agent and/or filler other than talc. Processes for their preparation and articles made from these compositions are also disclosed. | 05-06-2010 |
20100168294 | 4,4'-BIPHENOL POLYSULFONE COMPOSITIONS, PROCESS TO PREPARE THEM, AND ARTICLES MADE THEREOF - 4,4′-Biphenol polysulfone composition comprising:
| 07-01-2010 |
20100227957 | FLAME-RETARDANT GLASS FIBER-REINFORCED POLYAMIDE RESIN COMPOSITION - A flame-retardant glass fiber-reinforced polyamide resin composition, containing:
| 09-09-2010 |
20100261819 | FLAME-RETARDANT POLYAMIDE COMPOSITION - Disclosed is a flame-retardant polyamide composition which has excellent mechanical properties such as toughness, excellent heat resistance and flow ability during reflow soldering, and good thermal stability during molding, without using a halogen flame-retardant. This flame-retardant polyamide composition exhibits stable flame retardance particularly when a thin article is molded. Specifically disclosed is a flame-retardant polyamide composition containing 20-80% by mass of a specific polyamide resin (A), 10-20% by mass of a phosphinate (B), and 0.05-10% by mass of a specific flame retardant assistant (C). | 10-14-2010 |
20110028614 | POLYAMIDE, POLYAMIDE COMPOSITION, AND METHOD FOR PRODUCING POLYAMIDE - The present invention relates to a polyamide obtainable by polymerizing an (a) dicarboxylic acid comprising at least 50 mol % of an alicyclic dicarboxylic acid and a (b) diamine comprising at least 50 mol % of a diamine having a substituent branched from a main chain. | 02-03-2011 |
20110071240 | THERMOPLASTIC POLYESTER COMPOSITIONS, METHODS OF MANUFACTURE, AND ARTICLES THEREOF - A thermoplastic polyester composition comprises, based on the total weight of the composition, from 20 to 95 wt. % of a polyester comprising a poly(alkylene terephthalate); from 1 to 35 wt. % of a phosphorous flame retardant consisting of a phosphinate of the formula (I) | 03-24-2011 |
20110178215 | FLAME RETARDANT POLYMER COMPOSITION - A thermoplastic polymer composition that employs a flame retardant formed from a phosphinic compound and organometallic phosphoric compound is provided. The present inventor has discovered that the organometallic phosphoric compound can counteract the tendency of the phosphinic compound to degrade the mechanical properties of the composition when used at certain concentrations. Furthermore, the present inventor has also surprisingly discovered that the organometallic phosphoric compound may itself act as a flame retardant and thus contribute to the overall flamimability performance of the composition. Among other things, this allows compositions to be formed with a lower phosphinic content with the same flammability performance. | 07-21-2011 |
20110184101 | THERMOPLASTIC POLYESTER RESIN COMPOSITION - Disclosed is a thermoplastic polyester resin composition excellent in flame resistance, mechanical strength, and laser printability. The thermoplastic resin composition comprising 100 parts by weight of a thermoplastic polyester resin (A), 5 to 60 parts by weight of a phosphinate (B) represented by the following formula (1) or (2), 0.1 to 20 parts by weight of an organosiloxane (C), and 0.01 to 30 parts by weight of a colemanite (D), wherein the organosiloxane (C) is an organosiloxane compound (C-a) comprising organic groups bonding to a silicon atom directly or through an oxygen atom, wherein 40 mole % or more of the organic groups are an aryl group, and/or an organosiloxane polymer (C-b) in the form of solid at 25° C. | 07-28-2011 |
20110251312 | Process for Preparing Ethylenedialkylphosphinic Acids, Esters and Salts by Means of Acetylene and Use Thereof - The invention relates to a process for preparing ethylenedialkylphosphinic acids, ethylenedialkylphosphinic esters and ethylenedialkylphosphinic salts, characterized in that a) a phosphinic acid source (I) is reacted with olefins (IV) in the presence of a catalyst A to give an alkylphosphonous acid, its salt or ester (II), b) the resultant alkylphosphonous acid, its salt or ester (II) is reacted with an acetylenic compound (V) in the presence of a catalyst B, to give the ethylenedialkylphosphinic acid derivative (III), where R | 10-13-2011 |
20110257313 | FLAME-RETARDANT POLYAMIDE COMPOSITION - A halogen-free flame-retardant polyamide composition which generates no halogen compound during combustion. The composition has excellent thermal stability during high-temperature molding and is capable of showing high flame retardancy when burned. The composition is effective in inhibiting steel materials, such as the screw or cylinder of an extruder or molding machine, from corroding or wearing. The flame-retardant polyamide composition in a preferred embodiment comprises 20-60 mass % polyamide resin (A), 5-40 mass % thermoplastic resin (B) other than (A), 3-15 mass % flame retardant (C) having no halogen radicals in the molecule, and 0-50 mass % reinforcement (D), wherein the thermoplastic resin (B) satisfies the UL94V-0 standards, the flame retardant (C) is a phosphinic acid salt compound, and the sum of the thermoplastic resin (B) and the flame retardant (C) is 16-45 mass %. | 10-20-2011 |
20120095141 | POLYCARBONATE RESIN COMPOSITION AND MOLDED ARTICLE THEREOF - This invention seeks to provide a resin composition and a molded article which are excellent in transparency, weatherability, resistance to boiling water and resistance to molding heat, which have an internal strain reduced and which are excellent in breaking durability. | 04-19-2012 |
20120214914 | FLAME RETARDANT POLY(BUTYLENE TEREPHTHALATE) ESTER COMPOSITIONS, METHODS OF MANUFACTURE, AND ARTICLES THEREOF - A dimethyl terephthalate residual composition comprising
| 08-23-2012 |
20130210975 | Flameproof Agent Stabiliser Combination for Thermoplastic and Duroplastic Polymers - The invention relates to a novel flameproof agent stabiliser combination for thermoplastic and duroplastic polymers, containing, as component A 25 - 97.7 wt % of a dialkylphosphinic acid salt of formula (I) and/or a diphosphinic acid salt of formula (II) and/or polymers thereof, wherein R | 08-15-2013 |
20130231424 | SEMI-AROMATIC POLYAMIDE FILM, AND PROCESS FOR PRODUCTION THEREOF - A semi-aromatic polyamide film including a semi-aromatic polyamide resin including a dicarboxylic acid mainly composed of terephthalic acid and a diamine mainly composed of an aliphatic diamine having 9 carbon atoms, wherein a number density of fish-eyes of 0.01 mm | 09-05-2013 |
20130261234 | Flame Retardant Polycarbonate Composition with High Pencil Hardness - Flame retardant polycarbonate compositions that exhibit a balance of impact resistance, heat resistance, and pencil hardness. | 10-03-2013 |
20130267636 | PROCESS FOR PREPARING HIGH MELT STRENGTH PROPYLENE POLYMERS - A process for preparing high melt strength propylene polymers is provided. The process comprises: blending base propylene polymers with 0.1 to 1% w/w of polyfunctional acrylate monomer, in the presence of 10 to 50 ppm organic peroxide and 0.2 to 20% w/w of an additive such as stabilizer, acid neutralizer, antioxidants or lubricants. The high strength modified propylene polymers obtained have 30 to 60% of increased melt strength than that of the base propylene polymers. | 10-10-2013 |
20130274390 | INTEGRATED MOLDED PRODUCT - To provide a technique in which a phosphorus compound does not inhibit curing of an addition reaction type silicone-based composition even though the addition reaction type silicone-based composition is in contact with a resin molded product containing the phosphorus compound. An integrated molded product including a thermoplastic resin molded product containing a phosphorus compound, an addition reaction type silicone-based composition, and a member, in which: the thermoplastic resin molded product is in contact with the addition reaction type silicone-based composition; and a pentavalent phosphorus compound is used as the phosphorus compound. The thermoplastic resin molded product preferably contains a polybutylene terephthalate resin in light of heat resistance. | 10-17-2013 |
20140011925 | HALOGEN FREE FLAME RETARDANT POLYAMIDE COMPOSITION - The present invention relates to halogen free flame retardant polyamide composition for moulded articles formed therefrom, comprising one or more semi-aromatic polyamide and a flame retardant system comprising a phosphinate and/or disphosphinate flame retardant and an phosphate ester flame retardant. Such halogen free flame retardant non reinforced polyamide compositions are suitable for making moulded articles for use in a variety of applications including electrical and electronic parts. | 01-09-2014 |
20150018463 | MODIFIED POLYPROPYLENE COMPOSITIONS FOR REDUCED NECKING IN EXTRUSION FILM CASTING OR EXTRUSION COATING PROCESSES - The present invention discloses modified polypropylene composition with higher flow activation energy and reduced necking in extrusion film/coat, wherein composition comprises long chain branch of polypropylene; free radical initiator; primary antioxidant; secondary antioxidant; acid neutralizer; optionally multifunctional monomer. Further the said composition of polypropylene shows higher sensitivity of viscosity to temperature, with improved stretchability. | 01-15-2015 |
20150148466 | POLYESTER COMPOSITIONS - The invention relates to compositions comprising polyethylene terephthalate (PET), poly(1,4-cyclohexanedimethanol terephthalate) (PCT) and titanium dioxide, to the use of these compositions for production of products resistant to heat distortion for short periods, and to a process for producing polyester-based products resistant to heat distortion for short periods, preferably electric or electronic polyester-based products, especially polyester-based optoelectronic products. | 05-28-2015 |
20160053089 | Polylactic Acid Resin Composition - The present invention relates to a polylactic acid resin composition having eco-friendly properties, which can be effectively used as a packaging material due to improved flexibility and moisture resistance, as well as superior general properties such as mechanical properties, transparency, heat resistance, an anti-blocking property, and film processability. | 02-25-2016 |
20160177058 | POLYAMIDE RESIN COMPOSITION AND MOLDED ARTICLE | 06-23-2016 |
20220135771 | PHOSPHONITE COMPOUNDS AS PROCESS STABILIZERS - The present invention relates to a composition comprising one or more (co)polymers and one or more phosphonite compounds that contain cardanol moieties. Moreover, the present invention also refers to the use of the phosphonite compounds as process stabilizers, in particular refers to the use of such compounds for stabilizing and/or reducing the Yellowness Index of a (co)polymer composition exposed to heat and/or mechanical stress. | 05-05-2022 |