Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
Abbruzzi Joseph A.
  2. Issuer Name and Ticker or Trading Symbol
LYDALL INC /DE/ [LDL]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
Pres., Industrial Filtration
(Last)
(First)
(Middle)
C/O LYDALL, INC., ONE COLONIAL ROAD
3. Date of Earliest Transaction (Month/Day/Year)
02/17/2017
(Street)

MANCHESTER, CT 06042
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 02/17/2017   A   3,000 (1) A $ 0 45,457 D  
Common Stock 02/17/2017   F   5,924 (2) D $ 59.35 39,533 D  
Common Stock 02/21/2017   F   885 (3) D $ 60.25 38,648 D  

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
Abbruzzi Joseph A.
C/O LYDALL, INC.
ONE COLONIAL ROAD
MANCHESTER, CT 06042
      Pres., Industrial Filtration  

Signatures

 Chad A. McDaniel, Attorney-in-fact for Joseph A. Abbruzzi   02/22/2017
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) Represents an increase from the number of Performance Shares granted under the Company's 2012 Stock Incentive Compensation Plan on March 7, 2014, following the certification, on February 17, 2017, by the Compensation Committee of the attainment of the performance criteria set forth in the award in excess of target. The shares covered by this report, as well as the original 15,000 shares underlying the award previously reported on March 11, 2014, vested in full on February 17, 2017.
(2) In conjunction with the vesting on February 17, 2017 of 18,000 performance shares from the Performance Share Award granted on March 7, 2014 and certified on February 17, 2017; 5,924 shares of common stock were surrendered to satisfy tax obligations of the Reporting Person.
(3) Represents Securities surrendered to satisfy tax obligation of the Reporting Person in connection with the vesting on the Transaction Date of February 21, 2017, 1,915 shares of restricted stock awarded by the Issuer to the Reporting Person on February 21, 2014.

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