Invention Grant
US07932328B2 Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles
有权
用于水性分散体和熔融挤出制品的乙烯醇共聚物
- Patent Title: Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles
- Patent Title (中): 用于水性分散体和熔融挤出制品的乙烯醇共聚物
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Application No.: US12806352Application Date: 2010-08-11
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Publication No.: US07932328B2Publication Date: 2011-04-26
- Inventor: Richard Vicari
- Applicant: Richard Vicari
- Applicant Address: US TX Dallas
- Assignee: Sekisui Specialty Chemicals America, LLC
- Current Assignee: Sekisui Specialty Chemicals America, LLC
- Current Assignee Address: US TX Dallas
- Agent Michael W. Ferrell
- Main IPC: C08F2/00
- IPC: C08F2/00 ; C08F20/00 ; C08F12/28 ; C08F218/02
Abstract:
A product comprising a cold water soluble film wherein: a) the film comprises a copolymer of vinyl alcohol (VOH) with a minor amount of 2-acrylamido-2-methyl propane sulfonic acid in free acid form or as a salt of the free acid (AMPS); and b) the film has a harsh chemical dissolution time of less than about 80 seconds measured by the harsh chemical dissolution test method after 8 weeks.
Public/Granted literature
- US20100305270A1 Vinyl alcohol copolymers for use in aqueous dispersions and melt extruded articles Public/Granted day:2010-12-02
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