Stephen J Callan from 44 Alley Ln, Climax Springs, MO 65324, age 66

Name / Title

Company / Classification

Phones & Addresses

Stephen Callan
President

POLYMER TESTING OF ST. LOUIS, INC
Plastics & Coatings Testing Laboratory

44 Aly Ln, Climax Springs, MO 65324
(573)3450120

Recycled Biodegradable Plastic Additive, Biodegradable Recycled Fibers And Method Of Making Same
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US Patent:

20230081428, Mar 16, 2023
Filed:

Sep 9, 2022
Appl. No.:

17/930751
Inventors:

- Universal City MO, US
Nicholas Benavides - Friday Harbor WA, US
Stephen J. Callan - Climax Springs MO, US
International Classification:

C08L 67/04
Abstract:

The invention comprises a composition. The composition comprises a biodegradable polymer and a biodegradation catalyst comprising: (a) an inorganic compound selected from calcium phosphate, hydroxyapatite, calcium chloride, calcium sulfate, calcium citrate, calcium lactate, magnesium carbonate, magnesium hydroxide, magnesium oxide, magnesium lactate, magnesium sulfate, magnesium calcium carbonate, magnesium citrate or combinations or mixtures thereof; or (b) an organic component selected from bone meal, collagen, milk powder, egg shell reacted with phosphoric acid, egg shell reacted with phosphoric acid, keratin or combinations or mixtures thereof; or (c) combinations or mixtures of (a) and (b). The composition can also optionally include thermoplastic or recycled thermoplastic carrier polymers. Methods of making masterbatch pellets, fibers, yarns and textiles are also disclosed.