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...
Patent
1988-02-18
1989-03-21
Welsh, Maurice J.
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...
C08G 1834
Patent
active
048144134
ABSTRACT:
A heat-meltable polymer, adapted for use as an adhesive agent, which contains a block prepolymer comprising polyurethane and polycaprolactore sequences and a free NCO group rate comprised between 1% and 5%.
REFERENCES:
patent: 3775354 (1973-11-01), Hostettler et al.
patent: 4748201 (1988-05-01), Smith
Tezenas Philippe
Thibaut Jean-Pierre
Vittan Iancu
Eschem, S.A.
Welsh Maurice J.
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