Cross linking is a stabilization process in polymer chemistry which leads to. multidimensional extension of polymeric chain resulting in network structure. Cross-link is a bond which links one polymer. chain to other. It can be ionic or covalent. Cross linking changes a liquid polymer into âsolidâ or âgelâ by restricting the ability. of movement. When polymer chains are linked together by cross-links, they lose some of their ability to move as individual. polymer chains.
anniversary - the date on which an event occurred in some previous year (or the celebration of it) day of remembrance. day - a day assigned to a particular purpose or observance; Mother's Day. birthday - an anniversary of the day on which a person was born (or the celebration of it)
Holiday definition, a day fixed by law or custom on which ordinary business is suspended in commemoration of some event or in honor of some person. See more. Dictionary.com