G |
| GMT(P) glass mat reinforced thermoplastics |
| GPC gel permeation chromotography |
| GPPS general purpose polystyrene |
| GRP glass fiber reinforced plastics |
| GTP group transfer polymerization |
 |
H - I |
| HALS hindered amine light stabilizer |
| HAS hindered amine stabilizers |
| HB Brinell hardness number |
| HCFC hydrochlorofluorocarbons |
| HCR heat-cured rubber |
| HDI hexamethylene diisocyanate |
| HDPE high-density polyethylene |
| HDT heat deflection temperature |
| HFC hydrofluorocarbons |
| HIPS high-impact polystyrene |
| HMDI diisocyanato dicyclohexylmethane |
| HMW high molecular weight |
| HNP high nitrile polymer |
| IPI isophorone diisocyanate |
| IV intrinsic viscosity LCP liquid crystal polymers |
 |
L |
| LDPE low-density polyethylene |
| LIM liquid injection molding |
| LLDPE linear low-density polyethylene |
| LP low-profile resin |
 |