![]() ![]() In 1987, ITW acquired Signode, and Minigrip became a subsidiary of ITW. In 1986, Signode and Dow formed a company, namely Zippak, to develop zipper bags for food products. In 1978, Minigrip was acquired by Signode, Inc. At that time the research building was "Dedicated in Recognition of the Distinguished Career of R. ![]() Eventually, other research and production personnel, such as lab technician William Shrum and others, contributed to the process development, but Behr continued to be the leading researcher until he retired in 1993 as a senior associate scientist. Some were patented and some were kept as trade secrets by Dow. As he improved the process and increased line speeds to 60, then 90, then 150 and finally 300 feet per minute in 1972, he had to design new equipment. Having little prior experience in plastics, the task was daunting for Behr but he passed everyone in the world within a year. Douglas Behr, to develop a high-speed, efficient process. It turned out to be enormously successful.Īt that time, plastic bags were being produced in 25 countries at a line speed of 30 feet per minute, but none were being sold to consumers because they were too expensive to produce. negotiated an exclusive license for the grocery trade (supermarkets) with Dow Chemical Company for the Minigrip product. A company by the same name was formed to produce and market Minigrip bags. obtained from a Japanese company, Seisan Nippon Sha, who invented the Minigrip-type plastic zipper bag, exclusive manufacturing and selling rights for the United States, based on a series of plastic zipper Seisan patents. Thereafter, the marketing efforts were directed at packaging products in plastic zipper bags, which turned out to be the principal market for the Flexigrip, Inc. The initial products for the Flexigrip and other plastic zippers (such as the sliderless zippers (toptite) that were developed by Flexigrip) were looseleaf binder inserts and flat briefcases. This zipper was based on a set of patents, which were purchased from their inventor, Borge Madsen. was formed to develop and market a plastic zipper by the same name. Take a look around in our assortment and feel free to contact us if you have any questions about our webshop or products.In 1951, a company called Flexigrip, Inc. If you're looking for a precision scale, you'll find various scales in our extensive range that weigh to the milligram. We also have the right accessories for curing weed. ![]() When stored properly the taste and potency of the cannabis will be preserved. ![]() If you want to store cannabis for a longer period of time it is best to store it in weckpots. The bags have a print of a green cannabis leaf, and are available in various sizes. After all, the term 420 is synonymous with cannabis culture and the use of weed and hash. Weed Bags For Storing CannabisĪt 420shop, bags with cannabis leaf cannot be missed. These are very useful for marking the contents, for example by name or date. You can also buy bags with a writable surface. Both the small seal bags and the large ziplock bags are packed in 100 pieces. The resealable bags are available in different sizes, transparent without print and with a green line above the closure. For a quick response you can also send us a WhatsApp message outside of opening hours, 7 days a week! You can also send us an e-mail or fill in the contact form. We can be reached by telephone during opening hours. Are you looking for a specific size of grip bag? Or do you want them in a specific colour? Feel free to contact one of our employees. Are you looking for a large, sturdy, resealable plastic bag? Then the 500x500mm ziplock bags are currently the largest size available. The smallest size of ziplock bags you can order is 40x40mm. If you want to buy ziplock bags for storing your weed or other products, you will find plenty of choice in our extensive range. ![]()
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