Reactive hot melt adhesive and adhesive composite sheet material

Details Reactive hot melt adhesive and adhesive composite sheet material Reactive hot melt adhesive and adhesive composite sheet material

1998-11-04

2000-07-11

Zirker, Daniel

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

From reactant having at least one -n=c=x group as well as...

428355N, 428351, 528905, C08G 1810, C09J 702

Patent

active

060874635

ABSTRACT:
A reactive hot melt adhesive containing, as the main component, a blocked prepolymer made by reacting a linear prepolymer having isocyanate groups with a blocking agent, said blocked prepolymer having a number average molecular weight of at least 11,000 and a melt viscosity of at least 1,000 poise at a temperature of 110.degree. C.

REFERENCES:
patent: 4166873 (1979-09-01), Gilliam et al.
patent: 4409340 (1983-10-01), Stolzenbach et al.
patent: 5100995 (1992-03-01), Munzmay et al.
patent: 5284918 (1994-02-01), Huynh-Tran et al.
Derwent Abstracts, AN 92-352704, JP 04 253785, Sep. 9, 1992.

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