The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 07, 2017
Filed:
Dec. 08, 2014
Solutia Inc., St. Louis, MO (US);
Jun Lu, East Longmeadow, MA (US);
Wenjie Chen, Amherst, MA (US);
Curtis Schilling, III, Kingsport, TN (US);
John D'Errico, Glastonbury, CT (US);
Weihong Cui, Longmeadow, MA (US);
Zhou Li, Northborough, MA (US);
Jeffrey B. Hurlbut, West Springfield, MA (US);
Solutia Inc., St. Louis, MO (US);
Abstract
Multilayered interlayers having good acoustic properties comprising a stiff skin layer(s) and a soft core layer(s) are disclosed. The multilayered interlayers comprise: a first polymer layer (skin layer) comprising plasticized poly(vinyl acetal) resin; a second polymer layer (core layer) comprising plasticized poly(vinyl acetal) resin; wherein at least one plasticizer is a high refractive index plasticizer. The multilayered interlayers have low mottle and resist mottle formation.