terephthalic acid वाक्य
उदाहरण वाक्य
मोबाइल
- There is a smaller, but nevertheless significant, demand for terephthalic acid in the production of polybutylene terephthalate and several other engineering polymers.
- Whinfield and Dickson discovered how to condense terephthalic acid and ethylene glycol to yield a new polymer which could be drawn into a fibre.
- It was contrived then to make purified terephthalic acid ( PTA ) and polyester filament yarn ( PFY ) facility at Manali in Chennai.
- For example, some fully aromatic nylons ( known as " aramids " ) are polymerized with the addition of diacids like terephthalic acid ( ?
- Sorona is a co-polymer of 1, 3-propanediol ( obtained by fermentation ) and petroleum-derived terephthalic acid ( TPA ) or dimethyl terephthalate ( DMT ).
- Replacing terephthalic acid ( right ) with isophthalic acid ( center ) creates a kink in the PET chain, interfering with crystallization and lowering the polymer's melting point.
- Amoco may be more insulated than some of its competitors from chemical price fluctuations, largely because it is a major supplier of purified terephthalic acid, a raw material used to make polyester, and paraxylene.
- Polymer prices rose 6 percent to 7 percent in the first half, according to Ashok Rout, analyst at Credit Lyonnais Securities India Pvt, while prices for purified terephthalic acid, used to make artificial fibers, rose 31 percent.
- The radical chain reaction proceeds through a series of intermediates, starting with the oxidation of " p "-xylene to " p "-toluic acid ( PT ), 4-carboxybenzaldehyde ( 4-CBA ), and finally to the terephthalic acid ( TA ) product.
- Terephthalic acid is used as a filler in some military smoke grenades, most notably the American M83 smoke grenade and M90 vehicle-employed smoke grenade, producing a thick white smoke that acts as an obscurant in the visual and near-infrared spectrum when burned.
- There are three arene substitution isomers of benzenedicarboxylic acid ( C 6 H 4 ( COOH ) 2 ) & ndash; the " ortho " isomer phthalic acid, the " meta " isomer isophthalic acid, and the " para " isomer terephthalic acid:
- HMF can be converted to 2, 5-dimethylfuran ( DMF ), a liquid that is a potential biofuel with a greater energy content than bioethanol . 2, 5-furandicarboxylic acid, which has been proposed as a replacement for terephthalic acid in the production of polyesters.
- The monomers are terephthalic acid ( HOOC-C 6 H 4-COOH ) and ethylene glycol ( HO-CH 2-CH 2-OH ) but the repeating unit is-OC-C 6 H 4-COO-CH 2-CH 2-O-, which corresponds to the combination of the two monomers with the loss of two water molecules.
- Partially oriented yarn ( POY ) prices may jump 3 percent this week on expectations prices of its raw materials, ethylene glycol and purified terephthalic acid, will climb 7 percent in the second quarter, according to Steven Liao, an analyst at HG Asia Securities Ltd.
- According to The Times, the chargesheets say the company and officials from banks including Standard Chartered and Societe Generale collaborated to change the date on letters of credit for importing 1.8 billion rupees ( $ 500 million ) of purified terephthalic acid, a chemical for making polyester.
- While price of the main raw materials-- purified terephthalic acid ( PTA ) and mono ethyl glycol ( MEG )-- had also crashed, the impact of that would only be felt in January-March 1998, since it takes time for the contracted raw materials to actually arrive in India.
- While Amoco's year will be great, its fourth-quarter profit will be hurt by continued weak prices for paraxylene and purified terephthalic acid, or PTA . The Chicago-based company is the world's leading producer of PTA and paraxylene, which are used to make products such as plastic soda bottles.
- According to The Times, the chargesheets say the company and officials from banks including Standard Chartered and Societe Generale collaborated to change the date on letters of credit for importing 1 . 8 billion rupees ( $ 500 million ) of purified terephthalic acid, a chemical for making polyester.
- ""'p "-Toluic acid "'( "'4-methylbenzoic acid "') is a substituted benzoic acid with the formula CH 3 C 6 H 4 COOH . It is an intermediate in some industrial processes for the oxidation of " p "-xylene to terephthalic acid which is used in the manufacture of polyethylene terephthalate.
- Under the terms, DuPont has agreed to sell Alpek its U . S . terephthalic acid business and its polyethylene terephthalate container resins business, along with their associated manufacturing assets at the Cape Fear site in Wilmington, N . C ., and the Cedar Creek site in Fayetteville, N . C.
terephthalic acid sentences in Hindi. What are the example sentences for terephthalic acid? terephthalic acid English meaning, translation, pronunciation, synonyms and example sentences are provided by Hindlish.com.