waste paper bleaching
1Paper recycling — is the process of recovering waste paper and remaking it into new paper products. There are three categories of paper that can be used as feedstocks for making recycled paper: mill broke, pre consumer waste, and post consumer waste.cite web title …
2Paper 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… …
3Pulp (paper) — Fibres in wood pulp Pulp is a lignocellulosic fibrous material prepared by chemically or mechanically separating cellulose fibres from wood, fibre crops or waste paper. Wood pulp is the most common raw material in papermaking. Contents …
4Verso Paper Sartell Mill — The Sartell Paper Mill, officially the Verso Paper Sartell Mill, is a paper mill located in the city of Sartell in the U.S. state of Minnesota. The mill is owned and operated by Verso Paper.HistoryWatab Pulp and PaperThe original company, Watab… …
5отбелка макулатуры — [ГОСТ 17401 80] Тематики целлюлозно бумажные полуфабрикаты EN waste paper bleaching DE Altpapierbleiche FR blanchiment de vieux papier …
6Paperboard — Corrugated fiberboard made from paperboard Paperboard is a thick paper based material. While there is no rigid differentiation between paper and paperboard, paperboard is generally thicker (usually over 0.25 mm/0.010 in or 10 points)… …
7Deinking — is the industrial process of removing printing ink from paperfibers of recycled paper to make deinked pulp. The key in the deinking process is the ability to detach ink from the fibers. This is achieved by a combination of mechanical action and… …
8Wood 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… …
9Hydrogen peroxide — IUPAC name …
10Antonio Meucci — Born 13 April 1808(1808 04 13) Florence, Italy …
