PROCESS FOR FORMING IMPROVED PROTECTIVE ECO-FRIENDLY POUCH AND PACKAGING AND PRODUCTS MADE THEREFROM

WIPO Patent Application WO/2019/040624

A8

The present invention relates generally to a protective wrap and a protective envelope or pouch: made therefrom,, as well as the apparatus and: process for forming such wraps and envelopes. Water--based heat-expandable adhesives (WBHEA) which include a plurality of heat-expandable microspheres are disposed in a pattern between, web substrates on a continuous, high speed manufacturing line to produce padded, insulated products: useful as envelopes, mailers and other protective packaging.

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GETTY KRIS (US)
WASKI DANIEL (US)
KRIEGL ALEXIS (US)
MCLEOD BRADLEY (US)
HUANG TIANJIAN (US)
KILEY SCOTT (US)
CARTER STEPHEN (US)
MENOLASCINO JEFF (US)

PCT/US2018/047526

March 12, 2020

August 22, 2018

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HENKEL IP & HOLDING GMBH (DE)
GRAPHIC INNOVATORS INC (US)

B32B37/26; B32B37/12; B32B38/00; B32B38/04; B65B55/00

ABBRUZZESE, Salvatore, J. et al. (US)

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