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Patent Searching and Data


Title:
VINYL CHLORIDE COPOLYMER LATEX AND METHOD FOR PRODUCING SAME
Document Type and Number:
WIPO Patent Application WO/2012/086543
Kind Code:
A1
Abstract:
The objective of the present invention is to provide: a latex which has excellent storage stability and a pH of 3-8; and a method for producing a latex, wherein less scales are generated during the polymerization. The present invention relates to: a vinyl chloride copolymer latex which is characterized by containing 0.20-10.0 parts by weight of an organic compound that has a sulfonic acid salt or a sulfuric acid ester salt and 0.05-3.0 parts by weight of a higher fatty acid salt per 100 parts by weight of a vinyl chloride-carboxylic acid vinyl ester copolymer or per 100 parts by weight of a vinyl chloride-unsaturated carboxylic acid ester copolymer and by having a pH of 3-8; and a method for producing the vinyl chloride copolymer latex.

Inventors:
ITO NOBUYUKI
SATO TAMOTSU
WATANABE KAZUNORI
Application Number:
PCT/JP2011/079185
Publication Date:
June 28, 2012
Filing Date:
December 16, 2011
Export Citation:
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Assignee:
TOSOH CORP (JP)
ITO NOBUYUKI
SATO TAMOTSU
WATANABE KAZUNORI
International Classes:
C08L27/06; C08F2/26; C08F214/06
Foreign References:
JP2003301083A2003-10-21
JP2000219702A2000-08-08
Other References:
See also references of EP 2657289A4
Attorney, Agent or Firm:
NAITO TERUO (JP)
Teruo Naito (JP)
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Claims: