A kappa-carrageenan (Kcar) granular hydrogel devoid of a cell-toxic crosslinking agent is provided as a scaffold for maintaining and implanting cellular structures such as lumens. The lumens may be defined by cells or surrounded by cells and may have the dimensions of a blood vessel.

A kappa-carrageenan (Kcar) granular hydrogel devoid of a cell-toxic crosslinking agent is provided as a scaffold for maintaining and implanting cellular structures such as lumens. The lumens may be defined by cells or surrounded by cells and may have the dimensions of a blood vessel.

The invention relates to triesters of cyclohexanetripropionic acid, preparation thereof and use thereof as plasticizers for polymers wherein examples of the triester of cyclohexanetripropionic acid include tri(.sup.nbutyl) cyclohexane-1,2,4-tripropionate, tri(methylpropyl) cyclohexane-1,2,4-tripropionate, tri(.sup.npentyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isopentyl) cyclohexane-1,2,4-tripropionate, tri(2-methylbutyl) cyclohexane-1,2,4-tripropionate, tri(3-methylbutyl) cyclohexane-1,2,4-tripropionate, tri(.sup.nhexyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isohexyl) cyclohexane-1,2,4-tripropionate, tri(.sup.nheptyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isoheptyl) cyclohexane-1,2,4-tripropionate, tri(.sup.noctyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isooctyl) cyclohexane-1,2,4-tripropionate, tri(2-ethylhexyl) cyclohexane-1,2,4-tripropionate, tri(.sup.nnonyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isononyl) cyclohexane-1,2,4-tripropionate, tri(.sup.ndecyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isodecyl) cyclohexane-1,2,4-tripropionate, and tri(2-propylheptyl) cyclohexane-1,2,4-tripropionate.

The invention relates to triesters of cyclohexanetripropionic acid, preparation thereof and use thereof as plasticizers for polymers wherein examples of the triester of cyclohexanetripropionic acid include tri(.sup.nbutyl) cyclohexane-1,2,4-tripropionate, tri(methylpropyl) cyclohexane-1,2,4-tripropionate, tri(.sup.npentyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isopentyl) cyclohexane-1,2,4-tripropionate, tri(2-methylbutyl) cyclohexane-1,2,4-tripropionate, tri(3-methylbutyl) cyclohexane-1,2,4-tripropionate, tri(.sup.nhexyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isohexyl) cyclohexane-1,2,4-tripropionate, tri(.sup.nheptyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isoheptyl) cyclohexane-1,2,4-tripropionate, tri(.sup.noctyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isooctyl) cyclohexane-1,2,4-tripropionate, tri(2-ethylhexyl) cyclohexane-1,2,4-tripropionate, tri(.sup.nnonyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isononyl) cyclohexane-1,2,4-tripropionate, tri(.sup.ndecyl) cyclohexane-1,2,4-tripropionate, tri(.sup.isodecyl) cyclohexane-1,2,4-tripropionate, and tri(2-propylheptyl) cyclohexane-1,2,4-tripropionate.

Compostable seaweed-based compositions, and associated systems and methods are disclosed herein. In some embodiments, the seaweed-based composition comprises (i) a phycocolloid including agar, alginate, carrageenan, and/or unprocessed seaweed, (ii) a polymer comprising thermoplastic starch (TPS), polycaprolactone (PCL), polylactic acid (PLA), polyhydroxyalkanoates (PHA), polyesteramide (PEA), polybutylene adipate terephthalate (PBAT), polybutylene succinate (PBS), and/or polyvinyl alcohol (PVOH), and (iii) an additive, wherein the phycocolloid comprises no more than 90 wt% of the seaweed-based composition, the biopolymer comprises no more than 80 wt% of the seaweed-based composition, and the additive comprises no more than 50 wt% of the seaweed-based composition.

Compostable seaweed-based compositions, and associated systems and methods are disclosed herein. In some embodiments, the seaweed-based composition comprises (i) a phycocolloid including agar, alginate, carrageenan, and/or unprocessed seaweed, (ii) a polymer comprising thermoplastic starch (TPS), polycaprolactone (PCL), polylactic acid (PLA), polyhydroxyalkanoates (PHA), polyesteramide (PEA), polybutylene adipate terephthalate (PBAT), polybutylene succinate (PBS), and/or polyvinyl alcohol (PVOH), and (iii) an additive, wherein the phycocolloid comprises no more than 90 wt% of the seaweed-based composition, the biopolymer comprises no more than 80 wt% of the seaweed-based composition, and the additive comprises no more than 50 wt% of the seaweed-based composition.

Compostable seaweed-based compositions, and associated systems and methods are disclosed herein. In some embodiments, the seaweed-based composition comprises (i) a phycocolloid including agar, alginate, carrageenan, and/or unprocessed seaweed, (ii) a polymer comprising thermoplastic starch (TPS), polycaprolactone (PCL), polylactic acid (PLA), polyhydroxyalkanoates (PHA), polyesteramide (PEA), polybutylene adipate terephthalate (PBAT), polybutylene succinate (PBS), and/or polyvinyl alcohol (PVOH), and (iii) an additive, wherein the phycocolloid comprises no more than 90 wt% of the seaweed-based composition, the biopolymer comprises no more than 80 wt% of the seaweed-based composition, and the additive comprises no more than 50 wt% of the seaweed-based composition.

A bioplastic and method of forming the same are provided. The bioplastic generally includes a Rhodophyta material, agar, and a weak acid. The agar may be combined with water to form a mixture. The agar and water mixture may be combined with the Rhodophyta material and the weak acid to form the bioplastic.

A bioplastic and method of forming the same are provided. The bioplastic generally includes a Rhodophyta material, agar, and a weak acid. The agar may be combined with water to form a mixture. The agar and water mixture may be combined with the Rhodophyta material and the weak acid to form the bioplastic.

The present invention relates to a kit comprising a mould (1; 101; 201) for kids and a powder water-sensitive mixture (M) for making a bijou through the mould, wherein the mould (1; 101; 201) comprises at least one body (2; 102) having a lower face, an opposing upper face (3) and a side wall (4) comprised between the lower face and the upper face (3), and at least one cavity (5) opened on the upper face (3) and equipped with a bottom (6), wherein the at least one body (2; 102) is of a flexible and/or deformable material, and wherein the mixture comprises polyvinyl alcohol, guar gum and ethylene vinyl acetate.