Copper-laminated hard paper made of a fire resistant laminate

Details Copper-laminated hard paper made of a fire resistant laminate Copper-laminated hard paper made of a fire resistant laminate

1982-10-28

1984-04-03

Lesmes, George F.

Stock material or miscellaneous articles

Composite

Of polyamidoester

4284253, 4284258, 428464, 428530, 428921, 525456, 528 45, B32B 2700, B32B 1510

Patent

active

044408331

ABSTRACT:
Increased elasticity of a laminate is obtained by adding 5-20% by weight of a blocked polyetherurethane component from a reaction product of polyethylene glycol, polypropylene glycol and p-nonylphenol with toluene-2,4-diisocyanate having the following composition:

REFERENCES:
patent: 3713879 (1973-01-01), Wu
patent: 3821067 (1974-06-01), Taylor et al.
patent: 3933759 (1976-01-01), Hoeschele
patent: 3962521 (1976-06-01), Chang
patent: 4074015 (1978-02-01), Franz
patent: 4256795 (1981-03-01), Day
patent: 4260514 (1981-04-01), Foucht
patent: 4400483 (1983-08-01), Takahashi
patent: 4403086 (1983-09-01), Holubka et al.

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