用polyesters造句子，“polyesters”造句

Epoxies are sold in various formulations for different USES (bonding or laminating, etc.), but the distinction between laminating resin and top coat resin as with polyesters does not apply.

They were the first biodegradable polyesters to be utilised in plastics.

On biodegradation of unsaturated aliphatic polyesters

Dispersed pigments also allow printing onto coated polyesters for soft signage, and similar applications, with a better resistance to UV fading over dye sub applications.

drill ,obtained from high tenacity yarn of nylon or earth polyamides or of polyesters

Aliphatic polyesters on the other hand are readily biodegradable, but lack good mechanical properties that are critical for most applications.