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Ana Sayfa > viscose nedir, viscose ne demek (viscose nnd)

viscose nedir, viscose ne demek?

viscose   US UK

  1. Selülozu alkali ve su ile karıştırarak yapılan ve suni ipek için kullanılan yapışkan bir madde.
  2. Viskoz

selüloz (nedir ne demek)

  1. Bitkilerde hücre yapısının büyük bir bölümünü oluşturan kâğıt, yapay ipek ve patlayıcı maddelerin yapımında kullanılan bir karbonhidrat (C6H10O5).
  2. Doğada bitkilerin göze zarlarında bulunan özdek, ağaç elyafı; film tabanlarındakiselüloz asetat ileselüloz nitratın temel özdeği.
  3. Bitki hücre duvarının esas yapısını oluşturan ve glikozdan yapılmış bir polisakkarit.
  4. (C6H10O5)n; bitkilerin, glikozu dirilkimyasal tepkimelerle çoğuzlaştırmasıyla oluşan, işleyimde yaygın olarak kullanılan bir karbonhidrat.
  5. Bitkilerde hücre duvarının yapısında yer alan yapısal bir homopolisakkarit olup D-glukozların beta-1-4 glikozidik bağlarla bağlanmış düz bir polimeri.
  6. Bitki hücre duvarının esas yapısını oluşturan ve oldukça sağlam bir yapısı bulunan, glikozdan yapılmış bir polisakkarit.
  7. (en) Cellulose.
  8. (al) Zellulose
  9. (al) Zellstoff, Cellulose
  10. (fr) Cellulose

alkali   US UK (nedir ne demek)

  1. Metallerin hidroksitleriyle amonyum hidroksitin genel adı.
  2. Alkali metallerin hidroksitleriyle amonyum hidroksitin genel adı.
  3. Suda eriyebilen ve hidroksit iyonları oluşturan kimyasal özdek.
  4. Bkz. baz.
  5. Ph değerleri 7.0' den büyük olupasitlerle tuz oluşturabilen ve sulu çözeltileri acı tat veren kimyasal maddelerin genel adı, baz.
  6. Çözündüğü zaman hidroksil iyonları veren, suda eriyen baz bileşik.
  7. (en) Alcali.
  8. (en) Soluble mineral matter, other than common salt, contained in soils of natural waters.
  9. (en) Soda ash; caustic soda, caustic potash, etc.
  10. (en) One of a class of caustic bases, such as soda, potash, ammonia, and lithia, whose distinguishing peculiarities are solubility in alcohol and water, uniting with oils and fats to form soap, neutralizing and forming salts with acids, turning to brown several vegetable yellows, and changing reddened litmus to blue.
  11. (en) Any chemical substance that forms soluble soaps with fatty acids Alkalis are also referred to as bases They may cause severe burns to the skin Alkalis turn litmus paper blue and have pH values from 8 to l4.
  12. (en) Base.
  13. (en) In glassmaking, a soluble salt consisting mainly of potassium carbonate or sodium carbonate It is one of the essential ingredients of glass, generally accounting for about 15-20 percent of the batch The alkali is a flux, which reduces the melting point of the major constituent of glass, silica.
  14. (en) In chemistry, a substance capable of forming hydroxyl ions when dissolved in water Alkaline materials may be added to materials to neutralise acids or as an alkaline reserve or buffer for the purpose of counteracting acids which may form in the future While a number of chemicals may be used as alkaline buffers, the most common used in paper conservation are magnesium carbonate or calcium carbonate Alkalis can be neutralised by an acid to form a salt.
  15. (en) Also called base - A Class of compounds which will react with an acid to give a salt Alkali is the opposite of acid.
  16. (en) Any of various BASEs, which neutralize ACID to form SALT Bases are important in maintaining the chemical balance in a BIOGAS DIGESTER F - alcali S - alcali.
  17. (en) Any substance having basic properties In a restricted sense it is applied to the hydroxides of ammonium, lithium, potassium and sodium Alkaline materials in lubricating oils neutralize acids to prevent acidic and corrosive wear in internal combustion engines.
  18. (en) Soluble mineral salt.
  19. (en) An acid-neutralizing substance.
  20. (en) Soluble mineral salt or a mixture of soluble salts, present in some soils, esp in arid regions, and detrimental to the growing of most crops.
  21. (en) Same as Base A substance which dissolves in water and releases a hydroxyl ion ; it has the ability to neutralize an acid and form a salt Strong alkalis are irritating and may damage tissue.
  22. (en) Any substance that in water solution is bitter, more or less irritating, or caustic to the skin Strong alkalies in solution are corrosive to the skin and mucous membranes.
  23. (en) Chemical that: 1) is usually corrosive to human tissue and must be handled with care; 2) has a pH of more than 7 0; 3) neutralizes acids to form salts; 4) dissociates in water yielding hydroxide ions; 5) turns litmus paper blue; and 6) may also be called a base or caustic Common commercial alkalis are sodium carbonate , caustic soda and caustic potash, lime, lye, waterglass, regular mortar, Portland cement, and bicarbonate of soda See Acid; Base; pH.
  24. (en) Mineral salt found in soil.
  25. (en) Any compound having highly basic properties; i e , one that readily ionizes in aqueous solution to yield OH anions, with a pH above 7 0, and turns litmus paper blue Common commercial alkalis are sodium carbonate , caustic soda and caustic potash, lime, lye, waterglass, regular mortar, portland cement, and bicarbonate of soda.
  26. (en) Soluble hydroxide of a metal substance which can be used to neutralizes acids.
  27. (en) Substance which neutralizes acids; calcium, potassium or sodium.
  28. (en) Any base or hydroxide having the following properties: solubility in water, the power of neutralizing acids, and the property of altering the tint of many coloring matters.
  29. (en) Any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; 'bases include oxides and hydroxides of metals and ammonia'.
  30. (en) Any strongly basic substance of hydroxide and carbonate, such as soda, potash, etc , that is soluble in water and increases the pH of a solution.
  31. (en) Substance that is the chemical opposite of an acid.
  32. (en) Historically, a compound that neutralizes acids Now known as a base.
  33. (en) An alkaline, or 'basic,' chemical substance such as lime or lye Generally present in fresh cement, concrete, or plaster.
  34. (en) Chemical substance which effectively neutralizes acid material so as to form neutral salts A base The opposite of acid Examples are ammonia and caustic soda.
  35. (en) Molecular or ionic substance that can combine with a proton to produce a new compound A compound having highly basic properties, that readily ionises in aqueous solutions to yield OH anions, with a pH of above.
  36. (en) Any chemical substance that forms soluble soaps with fatty acids Alkalis are also referred to as bases They may cause severe burns to the skin Alkalis turn litmus paper blue and have pH values from 8 to 14.
  37. (en) Alkali.
  38. (en) Mixture of soluble salts found in arid soils and some bodies of water; detrimental to agriculture.
  39. (al) Alkali
  40. (fr) Alcali
  41. Alkali, kalevi
  42. Alkali, baz, alkali metal

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