| Share | Phrase |
| 22.00% | polymeric [structure] arm |
| 18.63% | polymeric [structure] material |
| 9.87% | polymeric [structure] tetrahydrofurans |
| 9.43% | polymeric [structure] additive |
| 6.57% | polymeric [structure] improver |
| 4.27% | polymeric [structure] dispersant |
| 3.92% | polymeric [structure] product |
| 3.68% | polymeric [structure] form |
| 3.29% | polymeric [structure] backbone |
| 3.19% | polymeric [structure] matrix |
| 3.14% | polymeric [structure] membrane |
| 2.61% | polymeric [structure] composition |
| 1.97% | polymeric [structure] index |
| 1.96% | polymeric [structure] sleeve |
| 1.86% | polymeric [structure] ring |
| 1.83% | polymeric [structure] substrate |
| 1.71% | polymeric [structure] substance |