bleaching without elemental chlorine
1Bleaching of wood pulp — is the chemical processing carried out on various types of wood pulp to decrease the color of the pulp, so that it becomes whiter. The main use of wood pulp is to make paper where whiteness (similar to but not exactly the same as brightness ) is… …
2Chlorine dioxide — ClO2 redirects here. For the oxoanion with the formula ClO− 2, see chlorite. For the oxycation with the formula ClO2+, see Chloryl. Chlorine dioxide …
3Chlorine — This article is about the chemical element. For the bleach, see Sodium hypochlorite. For the upcoming film, see Chlorine (film). sulfur ← chlorine → argon F ↑ Cl ↓ Br …
4chemical industry — Introduction complex of processes, operations, and organizations engaged in the manufacture of chemicals and their derivatives. Although the chemical industry may be described simply as the industry that uses chemistry and… …
5Paper pollution — The production, use and recycling of paper has a number of adverse effects on the environment which are known collectively as paper pollution. Pulp mills contribute to air, water and land pollution. Discarded paper is a major component of many… …
6Bell Bay Pulp Mill — The Bell Bay Pulp Mill, also known as the Tamar Valley Pulp Mill, is a proposed $2 billion pulp mill which Gunns Limited is planning to build in the Tamar Valley, near Launceston, Tasmania.The proposed mill will use the Kraft process, Elemental… …
7Wood pulp — is a dry fibrous material prepared by chemically or mechanically separating the fibers which make up wood. Pulp can be either fluffy or formed into thick sheets. The latter form is used if the pulp must be transported from the pulp mill to a… …
8Pulp mill — or non bleached, depending on the customer requirements.Wood and other plant materials used to make pulp contain three main components (apart from water): cellulose fibres (desired for papermaking), lignin (a three dimensional polymer that binds… …
9Gunns — Infobox Company name = Gunns Limited type = Public company (asx|GNS) genre = foundation = founder = John and Thomas Gunn Head Office = Launceston, Tasmania location city = Launceston, Tasmania location country = Australia location = locations =… …
10chemistry — /kem euh stree/, n., pl. chemistries. 1. the science that deals with the composition and properties of substances and various elementary forms of matter. Cf. element (def. 2). 2. chemical properties, reactions, phenomena, etc.: the chemistry of… …
- 1
- 2
