公开(公告)号：US20140342055A1

公开(公告)日：2014-11-20

申请号：US14344815

申请日：2012-09-19

Applicant: DOW GLOBAL TECHNOLOGIES LLC ,  ROHM AND HAAS COMPANY

Inventor： Sekhar Sundaram ,  Debkumar Bhattacharjee ,  Jozef J. Van Dun ,  Bradley A. Jacobs ,  Rajen M. Patel ,  Alexander Williamson

IPC: B65D65/40 ,  C09J7/02 ,  B32B27/40 ,  B32B27/08 ,  B32B27/32

CPC classification number: B65D65/40 ,  B32B7/12 ,  B32B27/08 ,  B32B27/32 ,  B32B27/40 ,  B32B2439/70 ,  B32B2439/80 ,  C09J7/243 ,  C09J175/04 ,  C09J2423/006 ,  C09J2475/00 ,  Y10T428/2848 ,  Y10T428/2896

Abstract: The invention provides a layered structure comprising at least two layers: A) a first layer A, formed from a composition A, comprising a polyurethane; and B) a second layer B, formed from a composition B, comprising at least one functionalized polymer B comprising the following: i) at least one polymerized monomeric unit comprising a functional group selected from the group consisting of the following: a) an acid group, b) an anhydride group, c) a primary or secondary amine group, and d) combinations thereof; or ii) at least one reacted functionalization agent comprising a functional group selected from the group consisting of the following: e) an acid group, f) an anhydride group, g) a primary or secondary amine group, and h) combinations thereof; or iii) combinations thereof; and wherein the functionalized polymer B has a number-average molecular weight greater than 1,000 g/mole, and/or a melt index (I2) less than, or equal to, 2500 g/10 min.

Abstract translation: 本发明提供了包括至少两层的层状结构：A）由组合物A形成的包含聚氨酯的第一层A; 和B）由组合物B形成的第二层B，其包含至少一种官能化聚合物B，其包含以下物质：i）至少一种包含选自以下的官能团的聚合单体单元：a）酸 基团，b）酸酐基团，c）伯或仲胺基团，和d）其组合; 或ii）至少一种反应官能化剂，其包含选自以下的官能团：e）酸基，f）酸酐基，g）伯或仲胺基，和h）其组合; 或iii）其组合; 并且其中所述官能化聚合物B的数均分子量大于1,000g / mol，和/或小于或等于2500g / 10min的熔体指数（I 2）。

公开(公告)号：US20140187114A1

公开(公告)日：2014-07-03

申请号：US13730262

申请日：2012-12-28

Applicant: DOW GLOBAL TECHNOLOGIES LLC ,  DOW BRASIL S.A.

Inventor： Hong Peng ,  Emil Hersche ,  Jozef J. Van Dun ,  Edward N. Knickerbocker ,  Andy C. Chang ,  Angels Domenech ,  Aleksandar Stoiljkovic ,  Gert J. Claasen

IPC: D04H13/00

CPC classification number: D04H13/00 ,  D01F1/10 ,  D01F6/46 ,  D01F8/06 ,  D04H3/007 ,  D04H3/147 ,  D04H3/16 ,  Y10T442/602

Abstract: The present invention is an extensible nonwoven comprising a polyolefin elastomer fiber wherein the surface of the fiber further comprises an inorganic filler or PDMS or combinations thereof, wherein the inorganic filler, if present, has D-90 particle size of 5 microns or less.

Abstract translation: 本发明是一种包含聚烯烃弹性体纤维的可伸长非织造布，其中纤维的表面还包含无机填料或PDMS或其组合，其中无机填料（如果存在）的D-90粒径为5微米或更小。