There's no doubt that a cultural shift is underway, a move towards saving the planet for future generations, and everyone is now striving to balance social environmental and economical concerns. While most are far from reaching a perfectly sustainable world, many companies and governmental institutions are making efforts in this directions. Sample of this is the replacement of plastic bags for paper bags in many cities and the use of materials such as hemp, recycled car tyres and organic cotton in the manufacture of shoes and purses. In the chemical world a lot of interest and effort is being placed towards the actual chemical ingredients in a formula, however the packaging is as important if not more since they are mostly plastics which have long environmental life. Now days many plastics, specially thermosetting are being substituted by aluminum or other more recyclable materials. Also many packaging are being produced from vegetable raw materials like the case of the developments from Nature Works that work from corn stock. For more details go to: http://www.natureworksllc.com/ . Also some companies like Wall Mart are requesting suppliers to meet criteria based on sustainability and recyclable parameters. For more information on green packaging see: http://www.beautypackaging.com/, April/May 2008 issue.
On this same line of events, the DuPont awards for packaging innovation in 2008 went GREEN, awarding a number of notable achievements in sustainable packaging. One of the distinguishable achievements was awarded to the "powerhouse" produce package of Kiwi fruit. The natural package is assembled with a vacuum-thermoformed tray made of fibers from a palm tree from Earthcycle Packaging that is overwrapped in a transparent film of regenerated cellulose from Innovia Films. To see more go to the May edition of www.packworld.com .
martes, 13 de mayo de 2008
GREEN PACKAGING FOR SUSTAINABILITY COMPLIANCE
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GREEN CHEMICALS
The Green Seal certification is granted by the organization with that name and has a great number of members contributing with the requirements to pass a raw material or a chemical product as "green". Generally for a material to be green, has to comply with a series of characteristics like: near neutral pH, low volatility, non combustible, non toxic to aquatic life, be biodegradable as measured by oxygen demand in accordance with the OECD definition.
Also the materials have to meet with toxicity and health requirements regarding inhalation, dermal and eye contact. There is also a specific list of materials that are prohibited or restricted from formulations, like ozone-depleting compounds and alkylphenol ethoxylates amongst others. Please go to http://www.greenseal.com/ for complete information on their requirements.
For information on current issues regarding green chemicals, see the blog from the Journalist Doris De Guzman, in the ICIS at: http://www.icis.com/blogs/green-chemicals/.
Certification is an important — and confusing — aspect of green cleaning. Third-party certification is available for products that meet standards set by Green Seal, EcoLogo, Energy Star, the Carpet & Rug Institute and others.
Manufacturers can also hire independent labs to determine whether a product is environmentally preferable and then place the manufacturer’s own eco-logo on the product; this is called self-certification. Finally, some manufacturers label a product with words like “sustainable,” “green,” or “earth friendly” without any third-party verification.
“The fact that there is not a single authoritative standard to go by adds to the confusion,” says Steven L. Mack M.Ed., director of buildings and grounds service for Ohio University, Athens, Ohio.
In www.happi.com of June 2008 edition, there is a report of Natural formulating markets that also emphasises the fact that registration of "green formulas" is very confused at present, due to lack of direction and unification of criteria and that some governmental instittion (in my opinion the EPA) should take part in this very important issue.
Also the materials have to meet with toxicity and health requirements regarding inhalation, dermal and eye contact. There is also a specific list of materials that are prohibited or restricted from formulations, like ozone-depleting compounds and alkylphenol ethoxylates amongst others. Please go to http://www.greenseal.com/ for complete information on their requirements.
For information on current issues regarding green chemicals, see the blog from the Journalist Doris De Guzman, in the ICIS at: http://www.icis.com/blogs/green-chemicals/.
Certification is an important — and confusing — aspect of green cleaning. Third-party certification is available for products that meet standards set by Green Seal, EcoLogo, Energy Star, the Carpet & Rug Institute and others.
Manufacturers can also hire independent labs to determine whether a product is environmentally preferable and then place the manufacturer’s own eco-logo on the product; this is called self-certification. Finally, some manufacturers label a product with words like “sustainable,” “green,” or “earth friendly” without any third-party verification.
“The fact that there is not a single authoritative standard to go by adds to the confusion,” says Steven L. Mack M.Ed., director of buildings and grounds service for Ohio University, Athens, Ohio.
In www.happi.com of June 2008 edition, there is a report of Natural formulating markets that also emphasises the fact that registration of "green formulas" is very confused at present, due to lack of direction and unification of criteria and that some governmental instittion (in my opinion the EPA) should take part in this very important issue.
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