Synthetic based cold seal adhesives

Details Synthetic based cold seal adhesives Synthetic based cold seal adhesives

1988-04-18

1989-12-26

Schofer, Joseph L.

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

Synthetic resins

At least one aryl ring which is part of a fused or bridged...

524521, 524522, 524523, 524524, 525229, 525241, C08K 511, C08L 2304

Patent

active

048898848

ABSTRACT:
This invention presents a series of synthetic based cold seal adhesives which are capable of forming a strong bonds at room temperature, yet which may be reeled up without blocking and stored for extended periods of time. Such adhesives can be used in place of the natural rubber based cold seal adhesives currently used, and thus, can be employed in any packaging application where cold seal properties are desirable.

REFERENCES:
patent: 3222419 (1965-12-01), Jubilee et al.
patent: 3307963 (1967-03-01), Webber
patent: 3406039 (1968-10-01), Paufler
patent: 3692878 (1972-09-01), Blance et al.
Japan Application Abstract, Nippon Synth. Chem. Ind., Cold Seal Type Adhesive Preparation, Dec. 12, 1976.
U.S.S.R. Patent Abstract, Cellulose Paper Ind. Res., Cold-Sealing Packaging Paper, Oct. 11, 1982.
EPC Application Abstract, Unilever N.V., Packing Material with Cold Adhesive is Coated with Adhesive on Opposite Sides at Offset Areas, Jun. 24, 1987.

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