This invention relates to methods, compositions, and appara tuses for producing macrocyclic
compounds. First, one or more reactants are provided in a reaction medium, which are …

Filed: Mar. 24, 2000 OO A blend of a macrocyclic polyester oligomer and a poly Related US
Application Data merization catalyst as a one component ready-to-use mate (60) Provisional …

BACKGROUND INFORMATION Linear polyesters such as poly (alkylene terephthalate) are
generally knoWn and commercially available Where the alkylene typically has 2 to 8 carbon …

(57) ABSTRACT A water slurry process is used to prepare a prepreg and to manufacture
articles from macrocyclic polyester oligomers. In one embodiment, a process for preparing a …

Macrocyclic polyester oligomer compositions comprising alkylene isophthalate or
terephthalate units or the like are prepared by the reaction of a diol with a diacid chloride in …

Macrocyclic oligoesters and compositions comprising macrocyclic oligoesters are prepared
from intermediate molecular weight polyesters. In one embodiment, a diol is contacted with a …

Intimate blends of macrocyclic oligomer compositions, such as cyclic polycarbonate or poly
(alkylene dicarbox ylate) oligomer mixtures, are blended with linear poly mers, especially …

This invention generally relates to thermoplastics and articles formed therefrom. More
particularly, the invention relates to macrocyclic polyester oligomer compositions and …

US6436549B1 - Block copolymers from macrocyclic oligoesters and dihydroxyl-functionalized
polymers - Google Patents US6436549B1 - Block copolymers from macrocyclic oligoesters …

In a first aspect, the instant invention is directed to a novel process for producing
thermoplastic polyester foams. Said novel process comprises the steps of sub jecting low …