聚氨酯

GF20677923

聚氨酯

foam, thickness 10 mm, size 150 × 150 mm, bulk density 0.08 g/cm³

Supelco

81367

聚氨酯

Selectophore^™

Sigma-Aldrich

446084

聚氨酯二醇 溶液

average M_n ~320, 88 wt. % in H₂O

GF29773963

聚氨酯

foam, thickness 10 mm, size 300 × 300 mm, bulk density 0.08 g/cm³

Sigma-Aldrich

430218

聚[4,4′-亚甲基双(异氰酸苯酯)-alt-1,4-丁二醇/二(丙二醇)/聚己内酯]

pellets, MDI-polyester/polyether polyurethane.

Sigma-Aldrich

433497

聚(丙二醇)，甲苯基-2,4-二异氰酸酯封端

average M_n ~2,300 (narrow MW distribution), isocyanate ~3.6 wt. %

Supelco

20037

ORBO^™ 2000 Precleaned Large PUF Cartridge

O.D. × L 6 cm × 7.6 cm, pkg of 1 ea

Sigma-Aldrich

418005

聚六亚甲基二异氰酸酯

viscosity 1,300-2,200 cP (25 °C)(lit.)

Sigma-Aldrich

446092

聚酯-block-聚醚 α,ω-二醇

average M_n ~468