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  2. Paper recycling - Wikipedia

    en.wikipedia.org/wiki/Paper_recycling

    Recycled pulp can be bleached with the same chemicals used to bleach virgin pulp, but hydrogen peroxide and sodium hydrosulfite are the most common bleaching agents. Recycled pulp, or paper made from it, is known as PCF (process chlorine free) if no chlorine-containing compounds were used in the recycling process. [20]

  3. Sappi - Wikipedia

    en.wikipedia.org/wiki/Sappi

    South African Pulp and Paper Industries Limited was founded in 1936. [9] The company is now known as Sappi and is headquartered in Johannesburg, [10] [11] It produces and sells commodity paper products, pulp, dissolving pulp, and forest and timber products for Southern Africa and export markets. [12]

  4. Deinking - Wikipedia

    en.wikipedia.org/wiki/Deinking

    Deinking 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 chemical means.

  5. Environmental impact of paper - Wikipedia

    en.wikipedia.org/wiki/Environmental_impact_of_paper

    Virgin paper contains no recycled content and is made directly from the pulp of trees or cotton. Materials recovered after the initial paper manufacturing process are considered recycled paper. Because that original standard was so vague, some “recycled papers” contained only mill scraps that would have been included in virgin paper anyway ...

  6. Recycling by material - Wikipedia

    en.wikipedia.org/wiki/Recycling_by_material

    If the recycled glass is not going to be made into more glass, or if the glass re-processor uses newer optical sorting equipment, separation by color at the collection point may not be required. Heat-resistant glass, such as Pyrex or borosilicate glass , must not be part of the glass recycling stream, because even a small piece of such material ...

  7. Tree-free paper - Wikipedia

    en.wikipedia.org/wiki/Tree-free_paper

    Tree-free paper, also known as no tree paper, offers an alternative to traditional wood-pulp paper [1] due to its unique raw material [2] composition. This type of paper is considered more eco-friendly especially when evaluating its entire life cycle. Sources of fiber for tree-free paper [3] [4] [5] Tree-free paper fibers are derived from ...

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    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Paper - Wikipedia

    en.wikipedia.org/wiki/Paper

    For other uses: emery paper, blotting paper, litmus paper, universal indicator paper, paper chromatography, electrical insulation paper (see also fishpaper), filter paper, wallpaper It is estimated that paper-based storage solutions captured 0.33% of the total in 1986 and only 0.007% in 2007, even though in absolute terms the world's capacity ...

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