A
paper bag
or
paper sack
is a preformed container made of sack paper, usually with an opening on one side. It can be one layer of paper or multiple layers of paper and other flexible materials. A bag is used for packaging and/or carrying items.
Single layer
Many shopping bags or other light duty bags have a single layer of paper. A variety of constructions and designs are available. Many are printed .
Muliwall bags
Mulitwall (or multi-wall) bags, or shipping sacks, are often used as shipping containers for bulk materials: fertilizer, feed, cement, sand, dry chemicals, etc. Many have several layers of paper with a printed external layer and strong inner plies. Some have plastic or water-resistant layers between layers of paper. A variety of constructions and designs are available.
The bags are usually preformed from a tube of paper plies with one end sealed by the producer. The bag is filled then closed with stitching, adhesive, or tape. Valve bags are filled and have an internal flap that automatically closes.
Recycling
Paper bags are readily recyclable. Plastic or water-resistant coatings or layers make recycling more difficult.
History
Margaret E. Knight (1838-1914) was an employee in a paper bag factory when she invented a new machine part to make square bottoms for paper bags. Knight can be considered the mother of the grocery bag, she founded the Eastern Paper Bag Company in 1870. On 20 February, 1872, Luther Crowell also patented a machine that manufactured paper bags.
See also
Bag (disambiguation)
Sack paper
References
^
Petroski, Henry (2004).
Small things considered
. New York: Vintage. p. 106. ISBN 1400032938.
Books
Brody, A. L., and Marsh, K, S., "Encyclopedia of Packaging Technology", John Wiley & Sons, 1997, ISBN 0-471-06397-5
cheap bags - cheap bags products manufacturers on ...
cheap bags product listings on Alibaba.com - Choose quality cheap bags ... We special in Stock shopping bag,stock bag, Cheap bag.Qty in stock:28500pcs.Size:28cmDia,37cmHeight,one ...
Rome’s Gucci store on Via dei Condotti, as photographed by scalleja. Rome, city of the Colosseum, the Vatican, and some of the most coveted art in the world, is also a well-known ...
Yahoo! Shopping is the best place to comparison shop for Cheap Bags - Bags & Wallets Compare products, compare prices, read reviews and merchant ratings.
Reusable Bags - The Hidden Costs of Cheap Reusable ...
... New York and everywhere in between, people are carrying reusable bags. Not surprisingly, big-corporate America has jumped on the bandwagon, offering cheap or free reusable shopping ...