Polymer surfaces having a coating of cellulose crystallite aggregates

Claim 1

AS AN ARTICLE OF MANUFACTURE, A LAMINATED BODY COMPRISING A MATING PAIR OF SURFACES OF AN ORGANIC POLYMER BONDED TOGETHER BY AN INTERMEDIATE, SELF-ADHERENT LAYER COMPRISING A DISINTEGRANTED SUBSTANCE SELECTED FROM THE GROUP CONSISTING OF DISINTEGRATED CELLULOSE CRYSTALLITE AGGREGATES, DISINTEGRATED WATER-INSOLUBLE DERIVATIVES OF CELLULOSE CRYSTALLITE AGGREGATES AND DISTEGRATED ORGANIC SOLEVENT-INSOLUBLE DRIVATIVE OF CALLULOSE CRYSTALLITE AGGREGATES, THE CELLULOSE CRYSTALLITE AGGREGATES HAVING AN AVERAGE LEVEL-OFF D.P. IN THE RANGE OF FROM ABOUR 10 TO 375 ANHYDROGLUCOSE UNITS, THE DISINTEGRATED SUBSTANCE HAVING A PARTICLESIZE OF FROM LESS THAN 1 MICRO TO ABOUT 300 MICRONS, AT LEAST 1% OF THE DISINTEGRATED SUBSTANCE HAVING A PARTICLE SIZE NOT GREATER THAN ABOUT 1 MICRON, THE ORGANIC POLYMER BEING CHARACTERIZED BY HAVING FREE POLAR GROUPS ALONG THE POLYMER BEING CHAIN AND BY ABSORBING AT LEAST 0.5% MOISTURE WHEN MAINTAINED FOR 24 HOURS AT 75* F. IN AN ATMOSPHERE HAVING A RELATIVE HUMIDITY OF 100%. AN ARTICLE OF MANUFACTURE AS DIFINED IN CLAIM 9 WHEREIN THE LAMINATED BODY COMPRISES A PAIR OF SHEETS OF A CELLULOSIC MATERIAL.