C08G63/18

Polyvinyl chloride and copolyester compositions and articles made using these compositions
11512198 · 2022-11-29 · ·

This disclosure pertains to novel polyvinyl chloride compositions containing polyvinyl chloride resins and copolyesters. More particularly, the present disclosure pertains to polyvinyl chloride compositions including high glass transition temperature (Tg) copolyesters to increase the Tg and the heat distortion temperature under load (HDTUL) of the polyvinyl chloride compositions.

Polyvinyl chloride and copolyester compositions and articles made using these compositions
11512198 · 2022-11-29 · ·

This disclosure pertains to novel polyvinyl chloride compositions containing polyvinyl chloride resins and copolyesters. More particularly, the present disclosure pertains to polyvinyl chloride compositions including high glass transition temperature (Tg) copolyesters to increase the Tg and the heat distortion temperature under load (HDTUL) of the polyvinyl chloride compositions.

Matt powder coatings

A branched carboxylic acid functional polyester resin P is described herein along with thermosetting powder coating compositions (PCC A) comprising a binder K, the binder K comprising the polyester resin P and a crosslinker X. The invention further relates to a cured PCC A. In addition, processes for making said PCC A and processes for coating an article with said PCC A are described as well as articles having coated thereon the PCC A and an articles having coated and cured thereon the PCC A.

Matt powder coatings

A branched carboxylic acid functional polyester resin P is described herein along with thermosetting powder coating compositions (PCC A) comprising a binder K, the binder K comprising the polyester resin P and a crosslinker X. The invention further relates to a cured PCC A. In addition, processes for making said PCC A and processes for coating an article with said PCC A are described as well as articles having coated thereon the PCC A and an articles having coated and cured thereon the PCC A.

COMPOSITIONS AND METHODS FOR BIODEGRADABLE, BIOMASS-BASED POLYESTERS
20230124025 · 2023-04-20 ·

The disclosure relates to biomass-based polyester materials; methods of making biomass-based polyester materials; polyester compositions comprising the disclosed biomass-based polyester materials; polymer compositions comprising the biomass-based polyester materials and one or more additional polymer, including a conventional or non-biomass-based polymer; and articles comprising the disclosed biomass-based polyester materials or disclosed polymer compositions comprising a disclosed biomass-based polyester materials.

Polyester Carbonates Consisting of Different Diols in a Defined Ratio
20230145772 · 2023-05-11 ·

The present invention relates to a process for preparing a polyester carbonate on the basis of cycloaliphatic diacids and at least one 1,4:3,6-dianhydrohexitol and at least one further aliphatic dihydroxy compound, to a polyester carbonate and to a molding compound and a molded product containing the polyester carbonate. The polyester carbonates according to the invention are characterized by good mechanical properties and molecular weights.

BIODEGRADABLE COPOLYESTERS
20170362373 · 2017-12-21 ·

The present invention relates to biodegradable copolyesters with molecular weight Mn from 10 000 to 100 000 measured by GPC, obtainable via reaction of i) from 51 to 84% by weight, based on the copolyester, of a branched polyester middle block produced from aliphatic or aliphatic and aromatic dicarboxylic acids and from aliphatic dihydroxy compounds with molecular weight Mn from 5000 to 25 000 measured by .sup.1H NMR with from 15.9 to 48.9% by weight, based on the copolyester, of a lactide in the presence of a catalyst, and then the resultant polyester triblock with molecular weight Mn measured by .sup.1H NMR from 5800 to 49 500 with ii) from 0.1 to 3% by weight, based on the copolyester, of a diisocyanate.

The present invention further relates to a process for the production of, and to the use of, the abovementioned biodegradable copolyesters.

Hyperbranched polyesters in printing inks

The invention relates to multilayer materials for producing packaging comprising at least two films and also a layer which is printed with a packaging printing ink, said packaging printing ink comprising a certain hyperbranched polyester containing functional groups. The invention further relates to a packaging printing ink which comprises a certain hyperbranched polyester containing functional groups, and to the use of said printing ink for producing multilayer materials.

UPCYCLING OF POLYSTYRENE REINFORCED 3D PRINTABLE PHOTOPOLYMER NANOCOMPOSITES AND RING OPENING COPOLYMERIZATION
20230167233 · 2023-06-01 ·

A 3D printable resin is provided. The 3D printable resin includes a polystyrene and at least one of a solubilizing crosslinker or a solubilizing polymer. Alternatively, a ring-opened polyester copolymer is provided. The ring-opened polyester copolymer is a product of a reaction between a cyclohexene anhydride and a glycidol allyl ether. In addition, A polyester resin is provided. The polyester resin includes a product of a reaction between a cyclohexene anhydride and a glycidol allyl ether, a 4-arm thiol, and a photoinitiator.

UPCYCLING OF POLYSTYRENE REINFORCED 3D PRINTABLE PHOTOPOLYMER NANOCOMPOSITES AND RING OPENING COPOLYMERIZATION
20230167233 · 2023-06-01 ·

A 3D printable resin is provided. The 3D printable resin includes a polystyrene and at least one of a solubilizing crosslinker or a solubilizing polymer. Alternatively, a ring-opened polyester copolymer is provided. The ring-opened polyester copolymer is a product of a reaction between a cyclohexene anhydride and a glycidol allyl ether. In addition, A polyester resin is provided. The polyester resin includes a product of a reaction between a cyclohexene anhydride and a glycidol allyl ether, a 4-arm thiol, and a photoinitiator.