Title:
ポリビニルアルコール組成物及びその用途
Document Type and Number:
Japanese Patent JP6778279
Kind Code:
B2
Abstract:
There is provided a composition (C) comprising a modified PVA (A) and a compound (B), wherein the modified PVA (A) contains 0.01 mol% or more and less than 2 mol% of double bonds derived from an unsaturated carboxylic acid or a derivative thereof in side chains; the compound (B) is a compound having a conjugated double bond and two or more hydroxy groups bonded to the conjugated double bond, or a salt or oxide thereof; and a content of the compound (B) in the composition (C) is 0.001 parts by mass or more and less than 5 parts by mass based on 100 parts by mass of the modified PVA (A). The composition (C) has excellent hue, contains less insolubles in water, and has excellent water solubility.
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Inventors:
Tadahito Fukuhara
Keisuke Morikawa
Kaharu Taeko
Keisuke Morikawa
Kaharu Taeko
Application Number:
JP2018559614A
Publication Date:
October 28, 2020
Filing Date:
December 27, 2017
Export Citation:
Assignee:
KURARAY CO.,LTD.
International Classes:
C08L29/04; C08F2/20; C08F8/46; C08F14/06; C08K5/09; C08K5/10; C08K5/1535; C09D129/04; C09K3/00; D21H19/20; D21H27/00
Domestic Patent References:
| JP6206909A | ||||
| JP10095804A | ||||
| JP2005048024A |
Foreign References:
| WO2007119735A1 |
Attorney, Agent or Firm:
Setouchi International Patent Firm