They form a soft hydrogel layer on their surface14. The formation of the gel layer enables mutual migration of cellulosic polymers into the opposing surface. Interdiffusion refers to the migration of these molecules, usually polymers, from one fiber into the other. Interdiffusion is believed to be...
Exchange Traded Funds (ETF) is a type of investment fund and exchange-traded product. ETFs are traded on stock exchanges. Also, they are similar in many ways to mutual funds, except that ETFs are bought and sold throughout the day on stock exchanges.What is Mutual Funds?