<PAGE>
                                                                    Exhibit 24

                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 9th day of March, 1999.

                                                  /s/ Samuel B. Davis
                                          -------------------------------------





<PAGE>


                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 17th day of March, 1999.

                                                 /s/ Samuel N. Davis
                                          -------------------------------------










<PAGE>


                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 16th day of March, 1999.

                                                /s/ Robert S. Hamilton
                                          -------------------------------------





<PAGE>


                                POWER OF ATTORNEY

KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or director of
LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file with the
Securities and Exchange Commission, Washington, D. C., under the provisions of
the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT ON FORM 10-K,
hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE and PAUL J.
MAYNARD his/her true and lawful attorneys-in-fact and agents, with full power of
substitution and resubstitution, for him/her and in his/her name, place and
stead, in any and all capacities, to sign such Report and any or all amendments
or documents related thereto, and to file the same, with all exhibits thereto,
and other documents in connection therewith, with the Securities and Exchange
Commission, granting unto said attorneys-in-fact and agents, and substitute or
substitutes, and each of them, full power and authority to do and perform each
and every act and thing requisite and necessary to be done in and about the
premises, as fully to all intents and purposes and he/she might or could do in
person, hereby ratifying and confirming all that said attorneys-in-fact and
agents or any of them or their or his/her substitute or substitutes may lawfully
do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 18th day of March, 1999.

                                                 /s/ Charles R. Coate
                                          -------------------------------------









<PAGE>


                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 29th day of March, 1999.

                                                  /s/ C. William McBee
                                          -------------------------------------








<PAGE>



                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 25th day of March, 1999.

                                               /s/ Carl J. Aschinger Jr.
                                          -------------------------------------










<PAGE>


                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 17th day of March, 1999.

                                                /s/ Russell M. Gertmenian
                                          -------------------------------------










<PAGE>



                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 22nd day of March, 1999.

                                                /s/ Barry L. Pritchard
                                          -------------------------------------


<PAGE>

                                 POWER OF ATTORNEY


      KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or 
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to 
file with the Securities and Exchange Commission, Washington, D. C., under 
the provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL 
REPORT ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. 
WILLIAM MCBEE, and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact 
and agents, with full power of substitution and resubstitution, for him/her 
and in his/her name, place and stead, in any and all capacities, to sign such 
Report and any or all amendments or documents related thereto, and to file 
the same, with all exhibits thereto, and other documents in connection 
therewith, with the Securities and Exchange Commission, granting unto said 
attorneys-in-fact and agents, and substitute or substitutes, and each of 
them, full power and authority to do and perform each and every act and thing 
requisite and necessary to be done in and about the premises, as fully to all 
intents and purposes and he/she might or could do in person, hereby ratifying 
and confirming all that said attorneys-in-fact and agents or any of them or 
their or his/her substitute or substitutes may lawfully do or cause to be 
done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and seal as 
of this 16th day of March, 1999.

                                        /s/ Robert D. Beck Jr.
                                     ---------------------------------



<PAGE>


                                POWER OF ATTORNEY

        KNOW ALL MEN BY THESE PRESENTS, that the undersigned officer and/or
director of LIQUI-BOX CORPORATION, an Ohio corporation, which is about to file
with the Securities and Exchange Commission, Washington, D. C., under the
provisions of the Securities Exchange Act of 1934, as amended, an ANNUAL REPORT
ON FORM 10-K, hereby constitutes and appoints SAMUEL B. DAVIS, C. WILLIAM MCBEE
and PAUL J. MAYNARD his/her true and lawful attorneys-in-fact and agents, with
full power of substitution and resubstitution, for him/her and in his/her name,
place and stead, in any and all capacities, to sign such Report and any or all
amendments or documents related thereto, and to file the same, with all exhibits
thereto, and other documents in connection therewith, with the Securities and
Exchange Commission, granting unto said attorneys-in-fact and agents, and
substitute or substitutes, and each of them, full power and authority to do and
perform each and every act and thing requisite and necessary to be done in and
about the premises, as fully to all intents and purposes and he/she might or
could do in person, hereby ratifying and confirming all that said
attorneys-in-fact and agents or any of them or their or his/her substitute or
substitutes may lawfully do or cause to be done by virtue hereof.

          IN WITNESS WHEREOF, the undersigned has hereunto set his/her hand and
seal as of this 16th day of March, 1999.


                                                  /s/ Paul J. Maynard
                                          -------------------------------------