...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 5924917 | Coated abrasives and methods of preparation Methods for preparing abrasive articles and novel methods of making abrasive articles are presented. One method includes inserting a fibrous material adjacent an interior surface of a drum. A composition comprising an organic binder precursor material is ... | 07/20/1999 |
| 5830248 | Method for making a spliceless coated abrasive belt A method of making a coated abrasive article and the product thereof, involving the steps of: providing an endless spliceless backing loop substrate; applying fibrous reinforcing material onto a major surface of the endless backing substrate by applying o... | 11/03/1998 |
| 5681612 | Coated abrasives and methods of preparation Methods for preparing abrasive articles and novel methods of making abrasive articles are presented. One method includes inserting a fibrous material adjacent an interior surface of a drum. A composition comprising an organic binder precursor material is ... | 10/28/1997 |
| 5609706 | Method of preparation of a coated abrasive belt with an endless, seamless backing A coated abrasive backing consisting of an endless, seamless, loop is provided. The backing loop includes about 40-99% by weight of an organic polymeric binder, based upon the weight of the backing; and an effective amount of a fibrous reinforcing materia... | 03/11/1997 |
| 5584897 | Method for making an endless coated abrasive article A method of making a coated abrasive article, and the product thereof, involving the steps of: providing a backing sheet having two free sheet ends and joining the two free sheet ends together as a splice to form an endless backing sheet; temporarily supp... | 12/17/1996 |
| 5578096 | Method for making a spliceless coated abrasive belt and the product thereof A method of making a coated abrasive article and the product thereof, involving the steps of: providing an endless spliceless backing loop substrate; applying fibrous reinforcing material onto a major surface of the endless backing substrate by applying o... | 11/26/1996 |
| 5573619 | Method of making a coated abrasive belt with an endless, seamless backing A coated abrasive backing consisting of an endless, seamless, loop is provided. The backing loop includes about 40-99% by weight of an organic polymeric binder, based upon the weight of the backing; and an effective amount of a fibrous reinforcing materia... | 11/12/1996 |