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  <TITLE> Sipex Corporation (Form: 8-K) </TITLE>
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  		UNITED STATES<BR>
  	SECURITIES AND EXCHANGE COMMISSION
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  	WASHINGTON, D.C. 20549
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  	FORM 8-K
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  	CURRENT REPORT
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  	Pursuant to Section&nbsp;13 or 15(d) of the Securities Exchange Act of 1934
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  	Date of Report (Date of Earliest Event Reported):
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  	&nbsp;
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  	January 15, 2007
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  	Sipex Corporation
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  <BR>__________________________________________<BR>
  	(Exact name of registrant as specified in its charter)
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  	&nbsp;
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  	Delaware
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  	000-27892
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  	04-6135748
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  _____________________<BR>
  	(State or other jurisdiction
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  _____________<BR>
  	(Commission
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  ______________<BR>
  	(I.R.S. Employer
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  	of incorporation)
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  	File Number)
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  	Identification No.)
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  	&nbsp;&nbsp;
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  	&nbsp;
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  	233 South Hillview Drive, Milpitas, California
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  	&nbsp;
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  	95035
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  _________________________________<BR>
  	(Address of principal executive offices)
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  	&nbsp;
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  ___________<BR>
  	(Zip Code)
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  	Registrant&#146;s telephone number, including area code:
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  	&nbsp;
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  	408-934-7500
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  	Not Applicable
  <BR>______________________________________________<BR>
  	Former name or former address, if changed since last report
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  	&nbsp;
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  <!-- CoverPageRegistrant END --><P><FONT SIZE="2">
  Check the appropriate box below if the Form 8-K filing is intended to
  simultaneously satisfy the filing obligation of the registrant under any
  of the following provisions:</FONT>
  </P>
  <P><FONT SIZE="2">
  [&nbsp;&nbsp;]&nbsp;&nbsp;Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<br>
  [&nbsp;&nbsp;]&nbsp;&nbsp;Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<br>
  [&nbsp;&nbsp;]&nbsp;&nbsp;Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<br>
  [&nbsp;&nbsp;]&nbsp;&nbsp;Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))<br>
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  <FONT SIZE="2">Top of the Form</FONT>
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  <B>
  	Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
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  (e)<br>On January 15, 2007, Sipex entered into a Separation Agreement and General Release (the "Separation Agreement") with Richard C. Hawron. This agreement provides for his severance benefits as follows: <br><br>Mr. Hawron&#x2019;s 103,655 unvested option shares will become fully vested at his termination date on January 19, 2007. <br><br>Mr. Hawron&#x2019;s health insurance benefits will terminate on January 31, 2007. He has the option, at his own expense, to extend the health insurance coverage currently provided by Sipex for a period of 18 months from the termination date pursuant to the terms and conditions of COBRA.   <br><br>In addition, Mr. Hawron will continue to comply with the terms of his Confidentiality Agreement with Sipex and maintain the confidentiality of Sipex&#x2019;s confidential and proprietary information.  The agreement also provides for a mutual release of claims between Mr. Hawron and Sipex.  <br><br>The foregoing description of the agreement is qualified in its entirety by reference to the provisions of the Separation Agreement, which is attached hereto as Exhibit 10.1 and incorporated herein by reference.<br>
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  	Item 9.01 Financial Statements and Exhibits.
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  (d)   Exhibits.<br><br>10.1   Separation Agreement and General Release with Richard Hawron dated January 15, 2007<br>
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  	SIGNATURES
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  	Pursuant to the requirements of the Securities Exchange Act of 1934, the
  	registrant has duly caused this report to be signed on its behalf by the
  	undersigned hereunto duly authorized.
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  	&nbsp;
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  	Sipex Corporation
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  	&nbsp;&nbsp;
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  <I>
  	January 19, 2007
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  	&nbsp;
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  <I>
  	By:
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  	&nbsp;
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  <I>
  	Clyde R. Wallin
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  	&nbsp;
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  <I>
  	Name: Clyde R. Wallin
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  	&nbsp;
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  <I>
  	Title: Chief Financial Officer and Senior VP of Finance
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  	Exhibit&nbsp;Index
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  	Exhibit No.
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  	&nbsp;
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  	Description
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  	10.1
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  	&nbsp;
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  Separation Agreement and General Release with Richard Hawron dated January 15, 2007
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metadata_documents: [{"type": "8-K", "sequence": "1", "filename": "htm_17656.htm", "description": "LIVE FILING", "secsgml_size_bytes": 11064}]
metadata_filer: {"company-data": {"conformed-name": "SIPEX CORP", "cik": "0001007800", "assigned-sic": "3674", "irs-number": "046135748", "state-of-incorporation": "DE", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-27892", "film-number": "07541426"}, "business-address": {"street1": "233 SOUTH HILLVIEW DRIVE", "city": "MILPITAS", "state": "CA", "zip": "95035", "phone": "408-934-7500"}, "mail-address": {"street1": "233 SOUTH HILLVIEW DRIVE", "city": "MILPITAS", "state": "CA", "zip": "95035"}}
text: Sipex Corporation (Form: 8-K)
  UNITED STATES
  SECURITIES AND EXCHANGE COMMISSION
  WASHINGTON, D.C. 20549
  FORM 8-K
  CURRENT REPORT
  Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
  Date of Report (Date of Earliest Event Reported):
  January 15, 2007
  Sipex Corporation
  __________________________________________
  (Exact name of registrant as specified in its charter)
  Delaware
  000-27892
  04-6135748
  _____________________
  (State or other jurisdiction
  _____________
  (Commission
  ______________
  (I.R.S. Employer
  of incorporation)
  File Number)
  Identification No.)
  233 South Hillview Drive, Milpitas, California
  95035
  _________________________________
  (Address of principal executive offices)
  ___________
  (Zip Code)
  Registrant's telephone number, including area code:
  408-934-7500
  Not Applicable
  ______________________________________________
  Former name or former address, if changed since last report
  Check the appropriate box below if the Form 8-K filing is intended to
  simultaneously satisfy the filing obligation of the registrant under any
  of the following provisions:
  [  ]  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
  [  ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
  [  ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
  [  ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
  Top of the Form
  Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.
  (e)
  On January 15, 2007, Sipex entered into a Separation Agreement and General Release (the "Separation Agreement") with Richard C. Hawron. This agreement provides for his severance benefits as follows:
  Mr. Hawron's 103,655 unvested option shares will become fully vested at his termination date on January 19, 2007.
  Mr. Hawron's health insurance benefits will terminate on January 31, 2007. He has the option, at his own expense, to extend the health insurance coverage currently provided by Sipex for a period of 18 months from the termination date pursuant to the terms and conditions of COBRA.
  In addition, Mr. Hawron will continue to comply with the terms of his Confidentiality Agreement with Sipex and maintain the confidentiality of Sipex's confidential and proprietary information.  The agreement also provides for a mutual release of claims between Mr. Hawron and Sipex.
  The foregoing description of the agreement is qualified in its entirety by reference to the provisions of the Separation Agreement, which is attached hereto as Exhibit 10.1 and incorporated herein by reference.
  Item 9.01 Financial Statements and Exhibits.
  (d)   Exhibits.
  10.1   Separation Agreement and General Release with Richard Hawron dated January 15, 2007
  Top of the Form
  SIGNATURES
  Pursuant to the requirements of the Securities Exchange Act of 1934, the
  	registrant has duly caused this report to be signed on its behalf by the
  	undersigned hereunto duly authorized.
  Sipex Corporation
  January 19, 2007
  By:
  Clyde R. Wallin
  Name: Clyde R. Wallin
  Title: Chief Financial Officer and Senior VP of Finance
  Top of the Form
  Exhibit Index
  Exhibit No.
  Description
  10.1
  Separation Agreement and General Release with Richard Hawron dated January 15, 2007