GLUE COMPOSITION FOR JOINING POLYPROPYLENE TO STAINLESS STEEL Russian patent published in 2003 - IPC

Abstract RU 2196160 C1

FIELD: adhesives. SUBSTANCE: glue composition, recommended for joining polypropylene to stainless steel, for example a needle with polypropylene head in manufacture of disposable medical needles, includes, in specified proportions, 4,4'- isopropylidene epoxide resin, diluent, aminoalkylimidasoline hardener, and filler in the form of silica powder-titanium oxide hardener, above-said diluent being a composition containing glycidyl ethers with following structure formulas: , in which R₁ represents linear or branched aliphatic radicals C5-C7; R₂ represents CH₃, C₂H₅, C₃H₇, C₄H₉m and n=1-13. EFFECT: increased shelf time and reduced production expenses. 1 tbl, 7 ex

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RU 2 196 160 C1

Authors

Kiselev V.Ja.

Shevarov V.S.

Netuzhilov V.L.

Kiselev M.V.

Kolchin G.K.

Dates

2003-01-10—Published

2001-12-04—Filed