Title:
木材用接着剤粉末
Document Type and Number:
Japanese Patent JPH09512860
Kind Code:
A
Abstract:
PCT No. PCT/EP95/04829 Sec. 371 Date Jan. 22, 1997 Sec. 102(e) Date Jan. 22, 1997 PCT Filed Dec. 7, 1995 PCT Pub. No. WO96/17897 PCT Pub. Date Jun. 13, 1996A wood glue powder which is easily dispersible in water is provided having improved bond strength, thermal stability and rapid setting properties and is prepared by mixing aqueous dispersions, prepared by emulsion polymerization technique of: a) from 70 to 90% by weight of one or more vinyl ester homopolymers or vinyl ester copolymers of vinyl esters of unbranched or branched alkylcarboxylic acids having 1 to 18 carbon atoms, with b) from 10 to 30% by weight of one or more fully hydrolyzed vinyl alcohol homopolymers or vinyl alcohol copolymers having a degree of hydrolysis of from 96 to 100 mol % and a Hoppler viscosity of from 2 to 15 mPa.s, measured in 4% strength aqueous solution, based in each case on the overall weight of the polymeric constituents a) and b), and if desired, with further additives and then spray drying the mixture.
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Inventors:
シリング，ベルント
ゼリッヒ，マンフレト
フィッゲ，ライナー
ゼリッヒ，マンフレト
フィッゲ，ライナー
Application Number:
JP51733395A
Publication Date:
December 22, 1997
Filing Date:
December 07, 1995
Export Citation:
Assignee:
ワッカー・ケミー・ゲゼルシャフト・ミット・ベシュレンクテル・ハフツング
International Classes:
C09J131/02; C09J131/04; C08L29/04; (IPC1-7): C09J131/02
Attorney, Agent or Firm:
萩野 平 （外３名）