BIODEGRADABLE THERMOPLASTIC STARCH-BASED COMPOSITION Russian patent published in 2002 - IPC

Abstract RU 2180670 C2

FIELD: polymer materials. SUBSTANCE: invention provides thermoplastic composition containing starch, polymer, and mixture of plasticizers, said polymer being polymer binder, in particular product of copolyndensation of caprolactam, adipic acid, and hexamethylenediamine (copolyamide), and said mixture of plasticizers being glycerol/water mixture. Composition is distinguished by additionally containing titanium dioxide and ultramarine. Quantitatively, composition contains, wt parts: starch 100, glycerol 20, water 20, copolyndensation product 1-10, titanium dioxide 3, ultramarine 0.008. EFFECT: improved consumer's quality. 1 tbl, 2 ex

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RU 2 180 670 C2

Authors

Lukin N.D.

Kraus S.V.

Kalugina N.A.

Peshekhonova A.L.

Samojlova L.G.

Sdobnikova O.A.

Dates

2002-03-20—Published

2000-01-06—Filed