Section 129. Acrylic polymers in primary forms

129. Acrylic polymers in primary forms. - Serial Goods Number 130. Polyacetals, other polyethers and expoxide resins in primary forms, polycarbonates, alkyd resins, polyallyl esters and other polyesters in primary forms. - 131. Polyamides in primary forms. 132. Amino-resins, polyphenylene oxide, phenolic resins and plyurethanes in primary forms. 133. Silicones in primary forms. 134. Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphides. 135. Cellulose and its chemical derivatives, and cellulose ethers, not elsewhere specified or included in primary forms. - 136. Natural polymers (for example alginic acid) and modified natural polyers (for example, hardened proteins, chemical derivatives of natural rubber), not elsewhere specified or included, in primary forms. - 137. Ion-exchangers based on polymers. 138. Self adhesive plates, sheets, film foil, tape, strip of plastic whether or not in rolls. 139. Flexible plain films.