20 Microns, a pioneer and leader in the micronised minerals and trend setter in the market for usage of ultrafine minerals for the Paints & Plastic Industries, has fixed the price band between Rs 50 and Rs 55 per equity share for its initial public offering of 43,50,632 equity shares of Rs 10 each for cash at a price to be decided through a 100% book-building process. The company filed a red herring prospectus with the Registrar of Companies, Gujarat, at Vadodara, on August 19, 2008.The iss