Title:
RESIN MODIFIER
Document Type and Number:
WIPO Patent Application WO/2020/196007
Kind Code:
A1
Abstract:
The purpose of the present invention is to provide a resin modifier which imparts, to thermoplastic resins, excellent adhesion to coating materials, printing inks, adhesives, etc. The resin modifier (K) of the present invention comprises an acid-modified polyolefin (X) comprising, as constituent units, a polyolefin (A) and one or more unsaturated carboxylic acids (B), wherein the polyolefin (A) is one formed from, as constituent monomers, ethylene and an α-olefin having 3-8 carbon atoms, in an ethylene/(α-olefin having 3-8 carbon atoms) weight ratio of 2/98 to 50/50, the unsaturated carboxylic acids (B) comprise an unsaturated monocarboxylic acid, an unsaturated polycarboxylic acid, and/or an unsaturated polycarboxylic anhydride, and the acid-modified polyolefin (X) satisfies all of the following requirements (1) to (3): (1) to have an acid value of 1-100 mg-KOH/g; (2) to have a number-average molecular weight (Mn) of 1,000-60,000; and (3) to have an isotacticity in the α-olefin moieties of 1-50%.
Inventors:
NAKATA YOSUKE (JP)
HIGUCHI SHINTARO (JP)
HIGUCHI SHINTARO (JP)
Application Number:
PCT/JP2020/011364
Publication Date:
October 01, 2020
Filing Date:
March 16, 2020
Export Citation:
Assignee:
SANYO CHEMICAL IND LTD (JP)
International Classes:
C08F8/46; C08F210/16; C08J5/00; C08J7/04; C08L23/02; C08L23/26
Foreign References:
| JP2016117888A | 2016-06-30 | |||
| JP2015108128A | 2015-06-11 | |||
| JP2015083662A | 2015-04-30 | |||
| JP2014028941A | 2014-02-13 | |||
| JP2013507479A | 2013-03-04 | |||
| JP2004307675A | 2004-11-04 | |||
| JP2003201322A | 2003-07-18 |
Attorney, Agent or Firm:
YASUTOMI & ASSOCIATES (JP)
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