POLYMER BLEND COMPOSITIONS AND DEGRADABLE EXTRUDED NETTING MADE THEREFROM
Degradable extruded nettings include a plurality of interconnected strands, at least some of the strands being made from a polymeric blend, the polymeric blend including polylactic acid polymer composition, polybutylene adipate terephthalate polymer composition, polylactic acid-polybutylene compatibilizer, and a degradation additive, the degradation additive including a degrader in a carrier resin.
1 . A degradable extruded netting, comprising:
a plurality of interconnected strands, at least some of the strands being made from a polymeric blend, the polymeric blend comprising:
one or more polylactic acid polymers in an amount of from about 52 wt % to about 60 wt %;
a polybutylene composition;
a compatibilizer composition in an amount of from about 0.5 wt % to about 3 wt %; and
a degradation additive in an amount of from about 2 wt % to about 7 wt %.
2 . The degradable extruded netting of claim 1 , wherein the polylactic acid polymers comprise a plant-based polylactic acid polymer.
3 . The degradable extruded netting of claim 2 , wherein the plant-based polylactic acid polymer is derived from plant starch.
4 . The degradable extruded netting of claim 2 , wherein the plant-based polylactic acid polymer is derived from corn.
5 . The degradable extruded netting of claim 1 , wherein the polylactic acid polymers consist of one or more plant-based polylactic acid polymers.
6 . The degradable extruded netting of claim 1 , wherein the compatibilizer composition comprises a polylactic acid-polybutylene compatibilizer.
7 . The degradable extruded netting of claim 6 , wherein the polylactic acid-polybutylene compatibilizer is present in an amount of about 2 wt %, based on the total weight of the polymeric blend.
8 . The degradable extruded netting of claim 1 , wherein the degradation additive comprises a metal carboxylate in a carrier resin.
9 . The degradable extruded netting of claim 1 , wherein the degradation additive comprises iron stearate in a carrier resin.
10 . The degradable extruded netting of claim 1 , wherein the compatibilizer composition comprises one or more of polypropyleneglycol di glycidyl ether, epoxidized cottonseed oil (ECSO), maleinized cottonseed oil (MCSO), or a combination thereof.
11 . A composite, comprising:
the degradable extruded netting of claim 1 , wherein the degradable extruded netting comprises a first side and a second side opposite the first side; and
a layer of material coupled with the first side of the netting.
12 . A polymeric blend composition for a degradable extruded netting, the polymeric blend composition comprising:
one or more polylactic acid polymers in an amount of from about 52 wt % to about 60 wt %;
a polybutylene composition;
a compatibilizer composition in an amount of from about 0.5 wt % to about 3 wt %; and
a degradation additive in an amount of from about 2 wt % to about 7 wt %.
13 . The degradable extruded netting of claim 12 , wherein the polylactic acid polymers comprise a plant-based polylactic acid polymer.
14 . The degradable extruded netting of claim 13 , wherein the plant-based polylactic acid polymer is derived from plant starch.
15 . The degradable extruded netting of claim 12 , wherein the plant-based polylactic acid polymer is derived from corn.
16 . The degradable extruded netting of claim 12 , wherein the polylactic acid polymers consist of one or more plant-based polylactic acid polymers.
17 . The degradable extruded netting of claim 12 , wherein the compatibilizer composition comprises a polylactic acid-polybutylene compatibilizer.
18 . The degradable extruded netting of claim 12 , wherein the degradation additive comprises a metal carboxylate in a carrier resin, iron stearate in a carrier resin, or a combination thereof.
19 . The degradable extruded netting of claim 12 , wherein the compatibilizer composition comprises a compatibilizer selected from the group consisting of polypropyleneglycol di glycidyl ether, epoxidized cottonseed oil (ECSO), maleinized cottonseed oil (MCSO), and a combination thereof.
20 . A polymeric blend composition suitable for preparing a degradable extruded netting, the polymeric blend composition comprising:
one or more polylactic acid polymers in an amount of from about 52 wt % to about 60 wt %;
a polybutylene composition;
a compatibilizer composition in an amount of from about 0.5 wt % to about 3 wt %, wherein the compatibilizer composition comprises one or more of polypropyleneglycol diglycidyl ether, epoxidized cottonseed oil (ECSO), maleinized (MCSO) cottonseed oil, or combinations thereof; and
a degradation additive in an amount of from about 2 wt % to about 7 wt %.